diff --git a/.travis.yml b/.travis.yml index 3bc552597..38df63579 100644 --- a/.travis.yml +++ b/.travis.yml @@ -2,6 +2,13 @@ language: R cache: packages sudo: false +addons: + apt: + sources: + - debian-sid + packages: + - libfreetype6 + r_github_packages: - hadley/staticdocs@old diff --git a/DESCRIPTION b/DESCRIPTION index cc3e5deaa..9b16ee69c 100644 --- a/DESCRIPTION +++ b/DESCRIPTION @@ -36,6 +36,7 @@ Suggests: multcomp, nlme, testthat (>= 0.11.0), + vdiffr, quantreg, knitr, rpart, @@ -217,3 +218,4 @@ Collate: 'zzz.r' VignetteBuilder: knitr RoxygenNote: 6.0.0 +Remotes: hadley/svglite diff --git a/NAMESPACE b/NAMESPACE index 6d81e98fa..b4d883ec5 100644 --- a/NAMESPACE +++ b/NAMESPACE @@ -476,6 +476,7 @@ export(theme_linedraw) export(theme_minimal) export(theme_replace) export(theme_set) +export(theme_test) export(theme_update) export(theme_void) export(transform_position) diff --git a/NEWS.md b/NEWS.md index 6e77f4749..f027966dc 100644 --- a/NEWS.md +++ b/NEWS.md @@ -1,5 +1,7 @@ # ggplot2 2.2.1.9000 +* Automatic visual unit tests with vdiffr. + * Layers no longer warn about unknown aesthetics who's value is set to `NULL` (overriding a set aesthetic in the plot) (#1909). diff --git a/R/theme-defaults.r b/R/theme-defaults.r index 579197ed4..bf6976eb2 100644 --- a/R/theme-defaults.r +++ b/R/theme-defaults.r @@ -40,6 +40,10 @@ #' \item{\code{theme_void}}{ #' A completely empty theme.} #' +#' \item{\code{theme_test}}{ +#' A theme for visual unit tests. It should ideally never change except +#' for new features.} +#' #' } #' #' @examples @@ -341,3 +345,110 @@ theme_void <- function(base_size = 11, base_family = "") { ) } +#' @export +#' @rdname ggtheme +theme_test <- function(base_size = 11, base_family = "") { + half_line <- base_size / 2 + + theme( + line = element_line(colour = "black", size = 0.5, linetype = 1, + lineend = "butt"), + rect = element_rect(fill = "white", colour = "black", + size = 0.5, linetype = 1), + text = element_text( + family = base_family, face = "plain", + colour = "black", size = base_size, + lineheight = 0.9, hjust = 0.5, vjust = 0.5, angle = 0, + margin = margin(), debug = FALSE + ), + + axis.line = element_blank(), + axis.line.x = NULL, + axis.line.y = NULL, + axis.text = element_text(size = rel(0.8), colour = "grey30"), + axis.text.x = element_text(margin = margin(t = 0.8 * half_line / 2), vjust = 1), + axis.text.x.top = element_text(margin = margin(b = 0.8 * half_line / 2), vjust = 0), + axis.text.y = element_text(margin = margin(r = 0.8 * half_line / 2), hjust = 1), + axis.text.y.right = element_text(margin = margin(l = 0.8 * half_line / 2), hjust = 0), + axis.ticks = element_line(colour = "grey20"), + axis.ticks.length = unit(half_line / 2, "pt"), + axis.title.x = element_text( + margin = margin(t = half_line), + vjust = 1 + ), + axis.title.x.top = element_text( + margin = margin(b = half_line), + vjust = 0 + ), + axis.title.y = element_text( + angle = 90, + margin = margin(r = half_line), + vjust = 1 + ), + axis.title.y.right = element_text( + angle = -90, + margin = margin(l = half_line), + vjust = 0 + ), + + legend.background = element_rect(colour = NA), + legend.spacing = unit(0.4, "cm"), + legend.spacing.x = NULL, + legend.spacing.y = NULL, + legend.margin = margin(0, 0, 0, 0, "cm"), + legend.key = element_rect(fill = "white", colour=NA), + legend.key.size = unit(1.2, "lines"), + legend.key.height = NULL, + legend.key.width = NULL, + legend.text = element_text(size = rel(0.8)), + legend.text.align = NULL, + legend.title = element_text(hjust = 0), + legend.title.align = NULL, + legend.position = "right", + legend.direction = NULL, + legend.justification = "center", + legend.box = NULL, + legend.box.margin = margin(0, 0, 0, 0, "cm"), + legend.box.background = element_blank(), + legend.box.spacing = unit(0.4, "cm"), + + panel.background = element_rect(fill = "white", colour = NA), + panel.border = element_rect(fill = NA, colour = "grey20"), + panel.grid.major = element_blank(), + panel.grid.minor = element_blank(), + panel.spacing = unit(half_line, "pt"), + panel.spacing.x = NULL, + panel.spacing.y = NULL, + panel.ontop = FALSE, + + strip.background = element_rect(fill = "grey85", colour = "grey20"), + strip.text = element_text(colour = "grey10", size = rel(0.8)), + strip.text.x = element_text(margin = margin(t = half_line, b = half_line)), + strip.text.y = element_text(angle = -90, margin = margin(l = half_line, r = half_line)), + strip.placement = "inside", + strip.placement.x = NULL, + strip.placement.y = NULL, + strip.switch.pad.grid = unit(0.1, "cm"), + strip.switch.pad.wrap = unit(0.1, "cm"), + + plot.background = element_rect(colour = "white"), + plot.title = element_text( + size = rel(1.2), + hjust = 0, vjust = 1, + margin = margin(b = half_line * 1.2) + ), + plot.subtitle = element_text( + size = rel(0.9), + hjust = 0, vjust = 1, + margin = margin(b = half_line * 0.9) + ), + plot.caption = element_text( + size = rel(0.9), + hjust = 1, vjust = 1, + margin = margin(t = half_line * 0.9) + ), + plot.margin = margin(half_line, half_line, half_line, half_line), + + complete = TRUE + ) +} diff --git a/appveyor.yml b/appveyor.yml index e32d316cc..51d2ba55a 100644 --- a/appveyor.yml +++ b/appveyor.yml @@ -12,6 +12,10 @@ install: # Adapt as necessary starting from here +environment: + global: + USE_RTOOLS: true + build_script: - travis-tool.sh install_deps diff --git a/man/ggtheme.Rd b/man/ggtheme.Rd index 08c0af4dc..2791e7074 100644 --- a/man/ggtheme.Rd +++ b/man/ggtheme.Rd @@ -10,6 +10,7 @@ \alias{theme_minimal} \alias{theme_classic} \alias{theme_void} +\alias{theme_test} \title{Complete themes} \usage{ theme_grey(base_size = 11, base_family = "") @@ -29,6 +30,8 @@ theme_minimal(base_size = 11, base_family = "") theme_classic(base_size = 11, base_family = "") theme_void(base_size = 11, base_family = "") + +theme_test(base_size = 11, base_family = "") } \arguments{ \item{base_size}{base font size} @@ -73,6 +76,10 @@ A classic-looking theme, with x and y axis lines and no gridlines.} \item{\code{theme_void}}{ A completely empty theme.} +\item{\code{theme_test}}{ +A theme for visual unit tests. It should ideally never change except +for new features.} + } } \examples{ diff --git a/tests/figs/cartesian-coordinates/contract-range.svg b/tests/figs/cartesian-coordinates/contract-range.svg new file mode 100644 index 000000000..260311abd --- /dev/null +++ b/tests/figs/cartesian-coordinates/contract-range.svg @@ -0,0 +1,69 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +20 +25 +30 +35 +40 + + + + + + + + + + +2.0 +2.5 +3.0 +3.5 +4.0 +wt +mpg +contract range + diff --git a/tests/figs/cartesian-coordinates/expand-range.svg b/tests/figs/cartesian-coordinates/expand-range.svg new file mode 100644 index 000000000..57c054985 --- /dev/null +++ b/tests/figs/cartesian-coordinates/expand-range.svg @@ -0,0 +1,85 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +0 +10 +20 +30 +40 +50 + + + + + + + + + + + +0.0 +2.5 +5.0 +7.5 +10.0 +wt +mpg +expand range + diff --git a/tests/figs/coord-map/aitoff-projection-custom-orientation-centered-on-date-line.svg b/tests/figs/coord-map/aitoff-projection-custom-orientation-centered-on-date-line.svg new file mode 100644 index 000000000..85f8260c4 --- /dev/null +++ b/tests/figs/coord-map/aitoff-projection-custom-orientation-centered-on-date-line.svg @@ -0,0 +1,1026 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + 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a/tests/figs/themes/axis-title-text-is-blue-compounded-relative-sizing.svg b/tests/figs/themes/axis-title-text-is-blue-compounded-relative-sizing.svg new file mode 100644 index 000000000..2a921308b --- /dev/null +++ b/tests/figs/themes/axis-title-text-is-blue-compounded-relative-sizing.svg @@ -0,0 +1,72 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1.0 +1.5 +2.0 +2.5 +3.0 + + + + + + + + + + +1.0 +1.5 +2.0 +2.5 +3.0 +1:3 +1:3 +axis title text is blue, compounded relative sizing + diff --git a/tests/figs/themes/blue-text-plus-theme-bw-result-is-black-text.svg b/tests/figs/themes/blue-text-plus-theme-bw-result-is-black-text.svg new file mode 100644 index 000000000..e6694424e --- /dev/null +++ b/tests/figs/themes/blue-text-plus-theme-bw-result-is-black-text.svg @@ -0,0 +1,72 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1.0 +1.5 +2.0 +2.5 +3.0 + + + + + + + + + + +1.0 +1.5 +2.0 +2.5 +3.0 +1:3 +1:3 +blue text plus theme_bw() - result is black text + diff --git a/tests/figs/themes/height-is-3-times-width-2-column-facets.svg b/tests/figs/themes/height-is-3-times-width-2-column-facets.svg new file mode 100644 index 000000000..2d9543272 --- /dev/null +++ b/tests/figs/themes/height-is-3-times-width-2-column-facets.svg @@ -0,0 +1,109 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1 + + + + + + + + + + + +2 + + + + + + + + + +2 +4 +6 +8 + + + + +2 +4 +6 +8 +2 +4 +6 +8 + + + + +x +y +height is 3 times width, 2 column facets + diff --git a/tests/figs/themes/height-is-3-times-width-2-row-facets.svg b/tests/figs/themes/height-is-3-times-width-2-row-facets.svg new file mode 100644 index 000000000..506be57b8 --- /dev/null +++ b/tests/figs/themes/height-is-3-times-width-2-row-facets.svg @@ -0,0 +1,109 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1 + + + + + + + + + + + +2 + + + + + + + + + +2 +4 +6 +8 +2 +4 +6 +8 + + + + +2 +4 +6 +8 + + + + +x +y +height is 3 times width, 2 row facets + diff --git a/tests/figs/themes/height-is-3-times-width-2-wrap-facets.svg b/tests/figs/themes/height-is-3-times-width-2-wrap-facets.svg new file mode 100644 index 000000000..0ee392ba1 --- /dev/null +++ b/tests/figs/themes/height-is-3-times-width-2-wrap-facets.svg @@ -0,0 +1,109 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1 + + + + + + + + + + + +2 + + + + + + + + + +2 +4 +6 +8 + + + + +2 +4 +6 +8 +2 +4 +6 +8 + + + + +x +y +height is 3 times width, 2 wrap facets + diff --git a/tests/figs/themes/height-is-3-times-width-2x2-facets.svg b/tests/figs/themes/height-is-3-times-width-2x2-facets.svg new file mode 100644 index 000000000..cffa4def5 --- /dev/null +++ b/tests/figs/themes/height-is-3-times-width-2x2-facets.svg @@ -0,0 +1,165 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1 + + + + + + + + + + + +2 + + + + + + + + + + + +1 + + + + + + + + + + + +2 + + + + + + + + + +2 +4 +6 +8 + + + + +2 +4 +6 +8 +2 +4 +6 +8 + + + + +2 +4 +6 +8 + + + + +x +y +height is 3 times width, 2x2 facets + diff --git a/tests/figs/themes/height-is-3-times-width.svg b/tests/figs/themes/height-is-3-times-width.svg new file mode 100644 index 000000000..4e20e34c9 --- /dev/null +++ b/tests/figs/themes/height-is-3-times-width.svg @@ -0,0 +1,65 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +2 +4 +6 +8 + + + + + + + + +2 +4 +6 +8 +x +y +height is 3 times width + diff --git a/tests/figs/themes/many-blank-items-and-light-blue-plot-background.svg b/tests/figs/themes/many-blank-items-and-light-blue-plot-background.svg new file mode 100644 index 000000000..6a0966f87 --- /dev/null +++ b/tests/figs/themes/many-blank-items-and-light-blue-plot-background.svg @@ -0,0 +1,32 @@ + + + + + + + + + + + + + + + + + + + + + + +many blank items, and light blue plot background + diff --git a/tests/figs/themes/text-is-element-blank-result-is-no-text.svg b/tests/figs/themes/text-is-element-blank-result-is-no-text.svg new file mode 100644 index 000000000..b105e0c21 --- /dev/null +++ b/tests/figs/themes/text-is-element-blank-result-is-no-text.svg @@ -0,0 +1,59 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/tests/figs/themes/theme-bw-larger-relative-size-for-axis-title-y.svg b/tests/figs/themes/theme-bw-larger-relative-size-for-axis-title-y.svg new file mode 100644 index 000000000..17e4c5f04 --- /dev/null +++ b/tests/figs/themes/theme-bw-larger-relative-size-for-axis-title-y.svg @@ -0,0 +1,72 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1.0 +1.5 +2.0 +2.5 +3.0 + + + + + + + + + + +1.0 +1.5 +2.0 +2.5 +3.0 +1:3 +1:3 +theme_bw + larger relative size for axis.title.y + diff --git a/tests/figs/themes/theme-bw-plus-blue-text.svg b/tests/figs/themes/theme-bw-plus-blue-text.svg new file mode 100644 index 000000000..d45d193c8 --- /dev/null +++ b/tests/figs/themes/theme-bw-plus-blue-text.svg @@ -0,0 +1,72 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1.0 +1.5 +2.0 +2.5 +3.0 + + + + + + + + + + +1.0 +1.5 +2.0 +2.5 +3.0 +1:3 +1:3 +theme_bw() plus blue text + diff --git a/tests/figs/themes/theme-bw-replace-larger-relative-size-for-axis-title-y.svg b/tests/figs/themes/theme-bw-replace-larger-relative-size-for-axis-title-y.svg new file mode 100644 index 000000000..ee7809be8 --- /dev/null +++ b/tests/figs/themes/theme-bw-replace-larger-relative-size-for-axis-title-y.svg @@ -0,0 +1,72 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1.0 +1.5 +2.0 +2.5 +3.0 + + + + + + + + + + +1.0 +1.5 +2.0 +2.5 +3.0 +1:3 +1:3 +theme_bw %+replace% larger relative size for axis.title.y, expect angle=0 + diff --git a/tests/figs/themes/width-is-3-times-height-2-column-facets.svg b/tests/figs/themes/width-is-3-times-height-2-column-facets.svg new file mode 100644 index 000000000..05037599b --- /dev/null +++ b/tests/figs/themes/width-is-3-times-height-2-column-facets.svg @@ -0,0 +1,109 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1 + + + + + + + + + + + +2 + + + + + + + + + +2 +4 +6 +8 + + + + +2 +4 +6 +8 +2 +4 +6 +8 + + + + +x +y +width is 3 times height, 2 column facets + diff --git a/tests/figs/themes/width-is-3-times-height-2-row-facets.svg b/tests/figs/themes/width-is-3-times-height-2-row-facets.svg new file mode 100644 index 000000000..8960fc993 --- /dev/null +++ b/tests/figs/themes/width-is-3-times-height-2-row-facets.svg @@ -0,0 +1,109 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1 + + + + + + + + + + + +2 + + + + + + + + + +2 +4 +6 +8 +2 +4 +6 +8 + + + + +2 +4 +6 +8 + + + + +x +y +width is 3 times height, 2 row facets + diff --git a/tests/figs/themes/width-is-3-times-height-2-wrap-facets.svg b/tests/figs/themes/width-is-3-times-height-2-wrap-facets.svg new file mode 100644 index 000000000..f9c7acfe9 --- /dev/null +++ b/tests/figs/themes/width-is-3-times-height-2-wrap-facets.svg @@ -0,0 +1,109 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1 + + + + + + + + + + + +2 + + + + + + + + + +2 +4 +6 +8 + + + + +2 +4 +6 +8 +2 +4 +6 +8 + + + + +x +y +width is 3 times height, 2 wrap facets + diff --git a/tests/figs/themes/width-is-3-times-height-2x2-facets.svg b/tests/figs/themes/width-is-3-times-height-2x2-facets.svg new file mode 100644 index 000000000..14d981a9c --- /dev/null +++ b/tests/figs/themes/width-is-3-times-height-2x2-facets.svg @@ -0,0 +1,165 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +1 + + + + + + + + + + + +2 + + + + + + + + + + + +1 + + + + + + + + + + + +2 + + + + + + + + + +2 +4 +6 +8 + + + + +2 +4 +6 +8 +2 +4 +6 +8 + + + + +2 +4 +6 +8 + + + + +x +y +width is 3 times height, 2x2 facets + diff --git a/tests/figs/themes/width-is-3-times-height.svg b/tests/figs/themes/width-is-3-times-height.svg new file mode 100644 index 000000000..243560d67 --- /dev/null +++ b/tests/figs/themes/width-is-3-times-height.svg @@ -0,0 +1,65 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +2 +4 +6 +8 + + + + + + + + +2 +4 +6 +8 +x +y +width is 3 times height + diff --git a/tests/testthat/helper-vdiffr.R b/tests/testthat/helper-vdiffr.R new file mode 100644 index 000000000..18a3c1d3e --- /dev/null +++ b/tests/testthat/helper-vdiffr.R @@ -0,0 +1,2 @@ + +theme_set(theme_test()) diff --git a/tests/testthat/test-aes.r b/tests/testthat/test-aes.r index 10396a60b..d948d11a7 100644 --- a/tests/testthat/test-aes.r +++ b/tests/testthat/test-aes.r @@ -58,3 +58,32 @@ test_that("aes evaluated in environment where plot created", { } expect_equal(layer_data(f())$x, 10) }) + + +# Visual tests ------------------------------------------------------------ + +test_that("aesthetics are drawn correctly", { + dat <- data.frame(xvar = letters[1:3], yvar = 7:9) + + vdiffr::expect_doppelganger("stat='identity'", + ggplot(dat, aes(x = xvar, y = yvar)) + geom_bar(stat = "identity") + ) + vdiffr::expect_doppelganger("stat='identity', width=0.5", + ggplot(dat, aes(x = xvar, y = yvar)) + geom_bar(stat = "identity", width = 0.5) + ) + vdiffr::expect_doppelganger("stat='count'", + ggplot(dat, aes(x = xvar)) + geom_bar(stat = "count") + ) + vdiffr::expect_doppelganger("stat='count', width=0.5", + ggplot(dat, aes(x = xvar)) + geom_bar(stat = "count", width = 0.5) + ) +}) + +test_that("alpha is drawn correctly", { + vdiffr::expect_doppelganger("Alpha set in colour", + qplot(1, 1, color = I("#cc000044"), size = I(50)) + ) + vdiffr::expect_doppelganger("Alpha set in alpha", + qplot(1, 1, color = I("#cc0000"), size = I(50), alpha = I(0.27)) + ) +}) diff --git a/tests/testthat/test-coord-cartesian.R b/tests/testthat/test-coord-cartesian.R new file mode 100644 index 000000000..b3e1b3a04 --- /dev/null +++ b/tests/testthat/test-coord-cartesian.R @@ -0,0 +1,15 @@ +context("Cartesian coordinates") + + +# Visual tests ------------------------------------------------------------ + +test_that("cartesian coords draws correctly with limits", { + p <- ggplot(mtcars, aes(wt, mpg)) + geom_point() + + vdiffr::expect_doppelganger("expand range", + p + coord_cartesian(xlim = c(0, 10), ylim = c(0, 50)) + ) + vdiffr::expect_doppelganger("contract range", + p + coord_cartesian(xlim = c(2, 4), ylim = c(20, 40)) + ) +}) diff --git a/tests/testthat/test-coord-map.R b/tests/testthat/test-coord-map.R new file mode 100644 index 000000000..3dd8da72c --- /dev/null +++ b/tests/testthat/test-coord-map.R @@ -0,0 +1,50 @@ +context("coord-map") + + +# Visual tests ------------------------------------------------------------ + +test_that("maps draws correctly", { + library(maps) + + # World map + world_map <- map_data("world") + pworld <- ggplot(world_map, aes(x = long, y = lat, group = group)) + + geom_polygon() + + + vdiffr::expect_doppelganger("no projection", + pworld + ) + vdiffr::expect_doppelganger("mercator projection", + pworld + coord_map(projection = "mercator") + ) + vdiffr::expect_doppelganger("ortho projection, default orientation (centered on north pole)", + pworld + coord_map(projection = "ortho") + + scale_y_continuous(breaks = (-2:2) * 30) + + scale_x_continuous(breaks = (-4:4) * 45) + ) + vdiffr::expect_doppelganger("ortho projection, custom orientation (centered on New York)", + pworld + coord_map(projection = "ortho", orientation = c(41, -74 ,0)) + + scale_y_continuous(breaks = (-2:2) * 30) + + scale_x_continuous(breaks = (-4:4) * 45) + ) + # Need to set limits here so left-most longitude line shows up + vdiffr::expect_doppelganger("aitoff projection, default orientation", + pworld + coord_map(projection = "aitoff") + + scale_y_continuous(breaks = (-2:2) * 30) + + scale_x_continuous(breaks = (-4:4) * 45, limits = c(-180, 180)) + ) + # This drops half of the world, which probably isn't desirable. + # It might require rethinking about how limits work. + vdiffr::expect_doppelganger("aitoff projection, custom orientation (centered on date line)", + pworld + coord_map(projection = "aitoff", orientation = c(90, 180, 0)) + + scale_y_continuous(breaks = (-2:2) * 30) + + scale_x_continuous(breaks = (0:8) * 45, limits = c(0, 360)) + ) + # USA state map + states_map <- map_data("state") + pstate <- ggplot(states_map, aes(x = long, y = lat, group = group)) + vdiffr::expect_doppelganger("USA map, mercator projection", + pstate + geom_polygon() + coord_map("mercator") + ) +}) diff --git a/tests/testthat/test-coord-polar.r b/tests/testthat/test-coord-polar.r index 53d8eb97d..d2d24d1df 100644 --- a/tests/testthat/test-coord-polar.r +++ b/tests/testthat/test-coord-polar.r @@ -57,3 +57,56 @@ test_that("Polar distance calculation ignores NA's", { dists <- dist_polar(x2, x1) expect_equal(is.na(dists), c(TRUE, FALSE, TRUE, TRUE)) }) + + +# Visual tests ------------------------------------------------------------ + +test_that("Polar coordinates draws correctly", { + dat <- data.frame(x = 0:1, y = rep(1:80, each = 2)) + + vdiffr::expect_doppelganger("Concentric circles at theta = 1:80", + ggplot(dat, aes(x, y, group = factor(y))) + geom_line() + coord_polar() + ) + vdiffr::expect_doppelganger("Concentric circles at theta = 1:80 - 80", + ggplot(dat, aes(x, y - 80, group = factor(y))) + geom_line() + coord_polar() + ) + vdiffr::expect_doppelganger("Concentric circles at theta = 1:80 - 40", + ggplot(dat, aes(x, y - 40, group = factor(y))) + geom_line() + coord_polar() + ) + vdiffr::expect_doppelganger("Concentric circles at theta = 1:80 + 100", + ggplot(dat, aes(x, y + 100, group = factor(y))) + geom_line() + coord_polar() + ) + vdiffr::expect_doppelganger("Concentric circles at theta = 1:80 mult 100", + ggplot(dat, aes(x, y * 100, group = factor(y))) + geom_line() + coord_polar() + + ggtitle("Concentric circles at theta = 1:80 * 100") + ) + + dat <- data.frame( + theta = c(0, 2*pi, 2, 6, 6, 1, 1, 0), + r = c(0, 0, 0.5, 0.5, 1, 1, 0.75, .5), + g = 1:8) + + vdiffr::expect_doppelganger("Rays, circular arcs, and spiral arcs", + ggplot(dat, aes(theta, r, colour = g)) + geom_path() + + geom_point(alpha = 0.3, colour = "black") + coord_polar() + ) + + dat <- data.frame(x = LETTERS[1:6], y = 11:16) + vdiffr::expect_doppelganger("rose plot with has equal spacing", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + coord_polar() + ) + vdiffr::expect_doppelganger("continuous theta has merged low/high values", + ggplot(dat, aes(as.numeric(x), y)) + geom_point() + coord_polar() + ) + vdiffr::expect_doppelganger("continuous theta with xlim(0, 6) and ylim(0, 16)", + ggplot(dat, aes(as.numeric(x), y)) + geom_point() + coord_polar() + + xlim(0, 6) + ylim(0,16) + ) + vdiffr::expect_doppelganger("racetrack plot with expand=F: closed and no center hole", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + coord_polar(theta = "y") + ) + vdiffr::expect_doppelganger("racetrack plot with expand=T: closed and has center hole", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + coord_polar(theta = "y") + + scale_x_discrete(expand = c(0, 0.6)) + ) +}) diff --git a/tests/testthat/test-geom-boxplot.R b/tests/testthat/test-geom-boxplot.R index b4a4a5863..feb4aacce 100644 --- a/tests/testthat/test-geom-boxplot.R +++ b/tests/testthat/test-geom-boxplot.R @@ -7,3 +7,12 @@ test_that("can use US spelling of colour", { gpar <- layer_grob(plot)[[1]]$children[[1]]$children[[1]]$gp expect_equal(gpar$col, "#FF0000FF") }) + + +# Visual tests ------------------------------------------------------------ + +test_that("boxplot draws correctly", { + vdiffr::expect_doppelganger("outlier colours", + ggplot(mtcars, aes(x = factor(cyl), y = drat, colour = factor(cyl))) + geom_boxplot(outlier.size = 5) + ) +}) diff --git a/tests/testthat/test-geom-dotplot.R b/tests/testthat/test-geom-dotplot.R new file mode 100644 index 000000000..2827e450a --- /dev/null +++ b/tests/testthat/test-geom-dotplot.R @@ -0,0 +1,137 @@ +context("geom-dotplot") + + +# Visual tests ------------------------------------------------------------ + +test_that("geom_dotplot draws correctly", { + set.seed(112) + dat <- data.frame(x = rnorm(20), g = LETTERS[1:2]) + + # Basic dotplot with binning along x axis + vdiffr::expect_doppelganger("basic dotplot with dot-density binning, binwidth = .4", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4) + ) + vdiffr::expect_doppelganger("histodot binning (equal bin spacing)", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, method = "histodot") + ) + vdiffr::expect_doppelganger("dots stacked closer: stackratio=.5, fill=white", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackratio = .5, fill = "white") + ) + vdiffr::expect_doppelganger("larger dots: dotsize=1.5, fill=white", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, dotsize = 1.4, fill = "white") + ) + + # Stacking methods + vdiffr::expect_doppelganger("stack up", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "up") + ) + vdiffr::expect_doppelganger("stack down", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "down") + ) + vdiffr::expect_doppelganger("stack center", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "center") + ) + vdiffr::expect_doppelganger("stack centerwhole", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "centerwhole") + ) + + # Stacking methods with coord_flip + vdiffr::expect_doppelganger("stack up with coord_flip", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "up") + coord_flip() + ) + vdiffr::expect_doppelganger("stack down with coord_flip", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "down") + coord_flip() + ) + vdiffr::expect_doppelganger("stack center with coord_flip", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "center") + coord_flip() + ) + vdiffr::expect_doppelganger("stack centerwhole with coord_flip", + ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "centerwhole") + coord_flip() + ) + + # Binning along x, with groups + vdiffr::expect_doppelganger("multiple groups, bins not aligned", + ggplot(dat, aes(x, fill = g)) + geom_dotplot(binwidth = .4, alpha = .4) + ) + vdiffr::expect_doppelganger("multiple groups, bins aligned", + ggplot(dat, aes(x, fill = g)) + geom_dotplot(binwidth = .4, alpha = .4, binpositions = "all") + ) + + # Binning along y axis + vdiffr::expect_doppelganger("bin along y, stack center", + ggplot(dat, aes(0, x)) + geom_dotplot(binwidth = .4, binaxis = "y", stackdir = "center") + ) + vdiffr::expect_doppelganger("bin along y, stack centerwhole", + ggplot(dat, aes(0, x)) + geom_dotplot(binwidth = .4, binaxis = "y", stackdir = "centerwhole") + ) + vdiffr::expect_doppelganger("bin along y, stack centerwhole, histodot", + ggplot(dat, aes(0, x)) + geom_dotplot(binwidth = .4, binaxis = "y", stackdir = "centerwhole", method = "histodot") + ) + + # Binning along y, with multiple grouping factors + dat2 <- data.frame(x = LETTERS[1:3], y = rnorm(90), g = LETTERS[1:2]) + + vdiffr::expect_doppelganger("bin y, three x groups, stack centerwhole", + ggplot(dat2, aes(x, y)) + geom_dotplot(binwidth = .25, binaxis = "y", stackdir = "centerwhole") + ) + vdiffr::expect_doppelganger("bin y, three x groups, bins aligned across groups", + ggplot(dat2, aes(x, y)) + geom_dotplot(binwidth = .25, binaxis = "y", stackdir = "center", binpositions = "all") + ) + vdiffr::expect_doppelganger("bin y, three x groups, bins aligned, coord_flip", + ggplot(dat2, aes(x, y)) + geom_dotplot(binwidth = .25, binaxis = "y", stackdir = "center", binpositions = "all") + + coord_flip() + ) + vdiffr::expect_doppelganger("bin y, dodged", + ggplot(dat2, aes("foo", y, fill = x)) + scale_y_continuous(breaks = seq(-4, 4, .4)) + + geom_dotplot(binwidth = .25, position = "dodge", binaxis = "y", stackdir = "center") + ) + vdiffr::expect_doppelganger("bin y, dodged, coord_flip", + ggplot(dat2, aes("foo", y, fill = x)) + scale_y_continuous(breaks = seq(-4, 4, .4)) + + geom_dotplot(binwidth = .25, position = "dodge", binaxis = "y", stackdir = "center") + + coord_flip() + ) + vdiffr::expect_doppelganger("bin y, three x groups, fill and dodge", + ggplot(dat2, aes(x, y, fill = g)) + scale_y_continuous(breaks = seq(-4 ,4, .4)) + + geom_dotplot(binwidth = .2, position = "dodge", binaxis = "y", stackdir = "center") + ) + vdiffr::expect_doppelganger("bin y, continous x-axis, grouping by x", + ggplot(dat2, aes(as.numeric(x), y, group = x)) + geom_dotplot(binwidth = .2, binaxis = "y", stackdir = "center") + ) + vdiffr::expect_doppelganger("bin y, continous x-axis, single x group", + ggplot(dat2, aes(as.numeric(x), y)) + geom_dotplot(binwidth = .2, binaxis = "y", stackdir = "center") + ) + + # Stacking groups + vdiffr::expect_doppelganger("stackgroups with 3 groups, dot-density with aligned bins", + ggplot(dat2, aes(y, fill = x)) + geom_dotplot(binwidth = .25, stackgroups = TRUE, binpositions = "all", alpha = 0.5) + ) + vdiffr::expect_doppelganger("stackgroups with 3 groups, histodot", + ggplot(dat2, aes(y, fill = x)) + geom_dotplot(binwidth = .25, stackgroups = TRUE, method = "histodot", alpha = 0.5) + ) + vdiffr::expect_doppelganger("stackgroups with 3 groups, bin y, histodot", + ggplot(dat2, aes(1, y, fill = x)) + geom_dotplot(binaxis = "y", binwidth = .25, stackgroups = TRUE, method = "histodot", alpha = 0.5) + ) + + # This one is currently broken but it would be a really rare case, and it + # probably requires a really ugly hack to fix + vdiffr::expect_doppelganger("bin y, dodging, 3 stackgroups, histodot (currently broken)", + ggplot(dat2, aes(x, y, fill = g)) + + geom_dotplot(binaxis = "y", binwidth = .25, stackgroups = TRUE, method = "histodot", + alpha = 0.5, stackdir = "centerwhole") + ) + vdiffr::expect_doppelganger("facets, 3 groups, histodot, stackgroups", + ggplot(dat2, aes(y, fill = g)) + geom_dotplot(binwidth = .25, stackgroups = TRUE, method = "histodot", alpha = 0.5) + + facet_grid(x ~ .) + ) + + # Missing values + dat2 <- dat + dat2$x[c(1, 10)] <- NA + + expect_warning(vdiffr::expect_doppelganger("2 NA values, dot-density binning, binwidth = .4", + ggplot(dat2, aes(x)) + geom_dotplot(binwidth = .4) + )) + expect_warning(vdiffr::expect_doppelganger("2 NA values, bin along y, stack center", + ggplot(dat2, aes(0, x)) + geom_dotplot(binwidth = .4, binaxis = "y", stackdir = "center") + )) +}) diff --git a/tests/testthat/test-geom-hline-vline-abline.R b/tests/testthat/test-geom-hline-vline-abline.R new file mode 100644 index 000000000..eec4f2016 --- /dev/null +++ b/tests/testthat/test-geom-hline-vline-abline.R @@ -0,0 +1,98 @@ +context("geom-hline-vline-abline") + + +# Visual tests ------------------------------------------------------------ + +test_that("straight lines are drawn correctly", { + dat <- data.frame(x = LETTERS[1:5], y = 1:5) + + # geom_abline tests + vdiffr::expect_doppelganger("geom_abline: int=2, slope=0", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + + geom_abline(intercept = 2, slope = 0, colour = "red") + ) + vdiffr::expect_doppelganger("geom_abline: int=0, slope=1, aligns with bars", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + + geom_abline(intercept = 0, slope = 1, colour = "red") + ) + vdiffr::expect_doppelganger("geom_abline, coord_flip: int=2, slope=0", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + + geom_abline(intercept = 2, slope = 0, colour = "red") + + coord_flip() + ) + vdiffr::expect_doppelganger("geom_abline, coord_flip: int=0, slope=1, aligns with bars", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + + geom_abline(intercept = 0, slope = 1, colour = "red") + + coord_flip() + ) + + # geom_hline tests + vdiffr::expect_doppelganger("geom_hline: intercept=2", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + + geom_hline(yintercept = 2, colour = "red") + ) + vdiffr::expect_doppelganger("geom_hline, coord_flip: intercept=2", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + + geom_hline(yintercept = 2, colour = "red") + + coord_flip() + ) + vdiffr::expect_doppelganger("geom_hline, coord_polar: int=2, expect circle at r=2", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + + geom_hline(yintercept = 2, colour = "red") + + coord_polar() + ) + + # geom_vline tests + vdiffr::expect_doppelganger("geom_vline: intercept=2", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + + geom_vline(xintercept = 2, colour = "red") + ) + vdiffr::expect_doppelganger("geom_vline, coord_flip: intercept=2", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + + geom_vline(xintercept = 2, colour = "red") + + coord_flip() + ) + vdiffr::expect_doppelganger("geom_vline, coord_polar: int=2, expect a ray at 2", + ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + + geom_vline(xintercept = 2, colour = "red") + + coord_polar() + ) + + # hline, vline, and abline tests with coord_map + library(maps) + library(mapproj) + + nz <- data.frame(map("nz", plot = FALSE)[c("x", "y")]) + nzmap <- qplot(x, y, data = nz, geom = "path") + + vdiffr::expect_doppelganger("geom_hline: int=-45, proj=mercator", + nzmap + geom_hline(yintercept = -45) + coord_map() + ) + vdiffr::expect_doppelganger("geom_vline: int=172, proj=mercator", + nzmap + geom_vline(xintercept = 172) + coord_map() + ) + vdiffr::expect_doppelganger("geom_abline: int=130, slope=-1 proj=mercator", + nzmap + geom_abline(intercept = 130, slope = -1) + coord_map() + ) + vdiffr::expect_doppelganger("geom_hline: int=-45, proj=cylindrical", + nzmap + geom_hline(yintercept = -45) + coord_map(projection = "cylindrical") + ) + vdiffr::expect_doppelganger("geom_vline: int=172, proj=cylindrical", + nzmap + geom_vline(xintercept = 172) + coord_map(projection = "cylindrical") + ) + vdiffr::expect_doppelganger("geom_abline: int=130, slope=-1, proj=cylindrical", + nzmap + geom_abline(intercept = 130, slope = -1) + coord_map(projection = "cylindrical") + ) + vdiffr::expect_doppelganger("geom_hline: int=-45, proj=azequalarea", + nzmap + geom_hline(yintercept = -45) + + coord_map(projection = 'azequalarea', orientation = c(-36.92, 174.6, 0)) + ) + vdiffr::expect_doppelganger("geom_vline: int=172, proj=azequalara", + nzmap + geom_vline(xintercept = 172) + + coord_map(projection = 'azequalarea', orientation = c(-36.92, 174.6, 0)) + ) + vdiffr::expect_doppelganger("geom_abline: int=130, slope=-1, proj=azequalarea", + nzmap + geom_abline(intercept = 130, slope = -1) + + coord_map(projection = 'azequalarea', orientation = c(-36.92, 174.6, 0)) + ) +}) diff --git a/tests/testthat/test-geom-path.R b/tests/testthat/test-geom-path.R new file mode 100644 index 000000000..00a389116 --- /dev/null +++ b/tests/testthat/test-geom-path.R @@ -0,0 +1,29 @@ +context("geom-path") + + +# Visual tests ------------------------------------------------------------ + +test_that("geom_path draws correctly", { + set.seed(1) + + nCategory <- 5 + nItem <- 6 + df <- data.frame(category = rep(LETTERS[1:nCategory], 1, each = nItem), + item = paste("Item#", rep(1:nItem, nCategory, each = 1), sep = ''), + value = rep(1:nItem, nCategory, each = 1) + runif(nCategory * nItem) * 0.8) + + df2 <- df[c(1, 2, 7, 8, 13, 14, 3:6, 9:12, 15:nrow(df)), ] + + vdiffr::expect_doppelganger("lines", + ggplot(df) + geom_path(aes(x = value, y = category, group = item)) + ) + vdiffr::expect_doppelganger("lines with changed data order, should have same appearance", + ggplot(df2) + geom_path(aes(x = value, y = category, group = item)) + ) + vdiffr::expect_doppelganger("lines, colour", + ggplot(df) + geom_path(aes(x = value, y = category, group = item, colour = item)) + ) + vdiffr::expect_doppelganger("lines, colour, with changed data order, should have same appearance", + ggplot(df2) + geom_path(aes(x = value, y = category, group = item, colour = item)) + ) +}) diff --git a/tests/testthat/test-geom-polygon.R b/tests/testthat/test-geom-polygon.R new file mode 100644 index 000000000..3f674c05e --- /dev/null +++ b/tests/testthat/test-geom-polygon.R @@ -0,0 +1,17 @@ +context("geom-polygon") + + +# Visual tests ------------------------------------------------------------ + +test_that("geom_polygon draws correctly", { + vdiffr::expect_doppelganger("stat_density2d with paths", + ggplot(faithful, aes(x = eruptions, y = waiting)) + + stat_density_2d(aes(colour = ..level..), geom = "path") + + xlim(0.5, 6) + ylim(40, 110) + ) + vdiffr::expect_doppelganger("stat_density2d with filled polygons", + ggplot(faithful, aes(x = eruptions, y = waiting)) + + stat_density2d(aes(fill = ..level..), geom = "polygon", colour = "white") + + xlim(0.5, 6) + ylim(40, 110) + ) +}) diff --git a/tests/testthat/test-geom-raster.R b/tests/testthat/test-geom-raster.R new file mode 100644 index 000000000..235152b36 --- /dev/null +++ b/tests/testthat/test-geom-raster.R @@ -0,0 +1,63 @@ +context("geom-raster") + + +# Visual tests ------------------------------------------------------------ + +test_that("geom_raster draws correctly", { + set.seed(1) + + # 3 x 2 ---------------------------------------------------------------------- + df <- data.frame(x = rep(c(-1, 1), each = 3), y = rep(-1:1, 2), z = 1:6) + + vdiffr::expect_doppelganger("3 x 2", + ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") + ) + vdiffr::expect_doppelganger("3 x 2, set limits", + ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") + + xlim(-2, 2) + ylim(-2, 2) + ) + vdiffr::expect_doppelganger("3 x 2, just = (0, 0)", + ggplot(df, aes(x, y, fill = z)) + geom_raster(hjust = 0, vjust = 0) + + geom_point(colour = "red") + ) + + # 1 x 3 ---------------------------------------------------------------------- + df <- data.frame(x = -1:1, y = 0, z = 1:3) + + vdiffr::expect_doppelganger("1 x 3", + ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") + ) + vdiffr::expect_doppelganger("1 x 3, set limits", + ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") + + xlim(-2, 2) + ylim(-2, 2) + ) + vdiffr::expect_doppelganger("1 x 3, just = (0, 0)", + ggplot(df, aes(x, y, fill = z)) + geom_raster(hjust = 0, vjust = 0) + + geom_point(colour = "red") + ) + + # 3 x 1 ---------------------------------------------------------------------- + + df <- data.frame(x = 0, y = -1:1, z = 1:3) + vdiffr::expect_doppelganger("3 x 1", + ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") + ) + vdiffr::expect_doppelganger("3 x 1, set limits", + ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") + + xlim(-2, 2) + ylim(-2, 2) + ) + vdiffr::expect_doppelganger("3 x 1, just = (0, 0)", + ggplot(df, aes(x, y, fill = z)) + geom_raster(hjust = 0, vjust = 0) + + geom_point(colour = "red") + ) + + # Categorical fill, irregular swatches --------------------------------------- + + df <- expand.grid(x = 1:10, y = 1:10) + df$col <- (df$x + df$y) %% 2 + df$col[df$x == 5 & df$col == 1] <- NA + df$col[df$y == 5 & df$col == 0] <- NA + vdiffr::expect_doppelganger("irregular categorical", + qplot(x, y, data = df, fill = factor(col), geom = "raster") + ) +}) diff --git a/tests/testthat/test-geom-violin.R b/tests/testthat/test-geom-violin.R index 84fef52ea..0c81e8b99 100644 --- a/tests/testthat/test-geom-violin.R +++ b/tests/testthat/test-geom-violin.R @@ -34,3 +34,57 @@ test_that("quantiles do not fail on zero-range data", { expect_equal(length(layer_grob(p)), 1) }) + +# Visual tests ------------------------------------------------------------ + +test_that("geom_violin draws correctly", { + set.seed(111) + dat <- data.frame(x = LETTERS[1:3], y = rnorm(90)) + dat <- dat[dat$x != "C" | c(T, F),] # Keep half the C's + + vdiffr::expect_doppelganger("basic", + ggplot(dat, aes(x = x, y = y)) + geom_violin() + ) + vdiffr::expect_doppelganger("scale area to sample size (C is smaller)", + ggplot(dat, aes(x = x, y = y)) + geom_violin(scale = "count"), + ) + vdiffr::expect_doppelganger("narrower (width=.5)", + ggplot(dat, aes(x = x, y = y)) + geom_violin(width = .5) + ) + vdiffr::expect_doppelganger("with tails and points", + ggplot(dat, aes(x = x, y = y)) + geom_violin(trim = FALSE) + geom_point(shape = 21) + ) + vdiffr::expect_doppelganger("with smaller bandwidth and points", + ggplot(dat, aes(x = x, y = y)) + geom_violin(adjust = .3) + geom_point(shape = 21) + ) + vdiffr::expect_doppelganger("dodging", + ggplot(dat, aes(x = "foo", y = y, fill = x)) + geom_violin() + ) + vdiffr::expect_doppelganger("coord_polar", + ggplot(dat, aes(x = x, y = y)) + geom_violin() + coord_polar() + ) + vdiffr::expect_doppelganger("coord_flip", + ggplot(dat, aes(x = x, y = y)) + geom_violin() + coord_flip() + ) + vdiffr::expect_doppelganger("dodging and coord_flip", + ggplot(dat, aes(x = "foo", y = y, fill = x)) + geom_violin() + coord_flip() + ) + vdiffr::expect_doppelganger("continuous x axis, multiple groups (center should be at 2.0)", + ggplot(dat, aes(x = as.numeric(x), y = y)) + geom_violin() + ) + vdiffr::expect_doppelganger("continuous x axis, single group (center should be at 1.0)", + ggplot(dat, aes(x = as.numeric(1), y = y)) + geom_violin() + ) + vdiffr::expect_doppelganger("quantiles", + ggplot(dat, aes(x=x, y=y)) + geom_violin(draw_quantiles=c(0.25,0.5,0.75)) + ) + + dat2 <- data.frame(x = LETTERS[1:3], y = rnorm(90), g = letters[5:6]) + vdiffr::expect_doppelganger("grouping on x and fill", + ggplot(dat2, aes(x = x, y = y, fill = g)) + geom_violin() + ) + vdiffr::expect_doppelganger("grouping on x and fill, dodge width = 0.5", + ggplot(dat2, aes(x = x, y = y, fill = g)) + + geom_violin(position = position_dodge(width = .5)) + ) +}) diff --git a/tests/testthat/test-guides.R b/tests/testthat/test-guides.R index ba248999b..fedacaa08 100644 --- a/tests/testthat/test-guides.R +++ b/tests/testthat/test-guides.R @@ -17,3 +17,92 @@ test_that("Colorbar respects show.legend in layer", { geom_point(size = 20, shape = 21, show.legend = TRUE) expect_true("guide-box" %in% ggplotGrob(p)$layout$name) }) + + +# Visual tests ------------------------------------------------------------ + +test_that("axis guides are drawn correctly", { + vdiffr::expect_doppelganger("align facet labels, facets horizontal", + qplot(hwy, reorder(model, hwy), data = mpg) + + facet_grid(manufacturer ~ ., scales = "free", space = "free") + + theme(strip.text.y = element_text(angle = 0)) + ) + vdiffr::expect_doppelganger("align facet labels, facets vertical", + qplot(reorder(model, hwy), hwy, data = mpg) + + facet_grid(. ~ manufacturer, scales = "free", space = "free") + + theme(axis.text.x = element_text(angle = 90, hjust = 1, vjust = 0.5)) + ) + vdiffr::expect_doppelganger("thick axis lines", + qplot(wt, mpg, data = mtcars) + + theme(axis.line = element_line(size = 5, lineend = "square")) + ) +}) + +test_that("guides are positioned correctly", { + p1 <- ggplot(mtcars, aes(mpg, disp, colour = cyl)) + + geom_point() + + labs(title = "title of plot") + + theme(axis.text.x = element_text(angle = 90, vjust = 0.5)) + + scale_x_continuous(breaks = mean(mtcars$mpg), labels = "very very long long axis label") + + scale_y_continuous(breaks = mean(mtcars$disp), labels = "very very long long axis label") + + vdiffr::expect_doppelganger("legend on left", + p1 + theme(legend.position = "left") + ) + vdiffr::expect_doppelganger("legend on bottom", + p1 + theme(legend.position = "bottom") + ) + vdiffr::expect_doppelganger("legend on right", + p1 + theme(legend.position = "right") + ) + vdiffr::expect_doppelganger("legend on top", + p1 + theme(legend.position = "top") + ) + vdiffr::expect_doppelganger("facet_grid, legend on left", + p1 + facet_grid(am~vs) + theme(legend.position = "left") + ) + vdiffr::expect_doppelganger("facet_grid, legend on bottom", + p1 + facet_grid(am~vs) + theme(legend.position = "bottom") + ) + vdiffr::expect_doppelganger("facet_grid, legend on right", + p1 + facet_grid(am~vs) + theme(legend.position = "right") + ) + vdiffr::expect_doppelganger("facet_grid, legend on top", + p1 + facet_grid(am~vs) + theme(legend.position = "top") + ) + vdiffr::expect_doppelganger("facet_wrap, legend on left", + p1 + facet_wrap(am~vs) + theme(legend.position = "left") + ) + vdiffr::expect_doppelganger("facet_wrap, legend on bottom", + p1 + facet_wrap(am~vs) + theme(legend.position = "bottom") + ) + vdiffr::expect_doppelganger("facet_wrap, legend on right", + p1 + facet_wrap(am~vs) + theme(legend.position = "right") + ) + vdiffr::expect_doppelganger("facet_wrap, legend on top", + p1 + facet_wrap(am~vs) + theme(legend.position = "top") + ) + + # padding + dat <- data.frame(x = LETTERS[1:3], y = 1) + p2 <- ggplot(dat, aes(x, y, fill = x, colour = 1:3)) + + geom_bar(stat = "identity") + + guides(color = "colorbar") + + theme(legend.background = element_rect(colour = "black")) + + vdiffr::expect_doppelganger("padding in legend box", p2) + + # Placement of legend inside + vdiffr::expect_doppelganger("legend inside plot, centered", + p2 + theme(legend.position = c(.5, .5)) + ) + vdiffr::expect_doppelganger("legend inside plot, bottom left", + p2 + theme(legend.justification = c(0,0), legend.position = c(0,0)) + ) + vdiffr::expect_doppelganger("legend inside plot, top right", + p2 + theme(legend.justification = c(1,1), legend.position = c(1,1)) + ) + vdiffr::expect_doppelganger("legend inside plot, bottom left of legend at center", + p2 + theme(legend.justification = c(0,0), legend.position = c(.5,.5)) + ) +}) diff --git a/tests/testthat/test-scale_date.R b/tests/testthat/test-scale_date.R new file mode 100644 index 000000000..cb91a6d8f --- /dev/null +++ b/tests/testthat/test-scale_date.R @@ -0,0 +1,39 @@ +context("scale_date") + + +# Visual tests ------------------------------------------------------------ + +test_that("date scale draws correctly", { + set.seed(321) + df <- data.frame( + dx = seq(as.Date("2012-02-29"), length.out = 100, by = "1 day")[sample(100, 50)], + price = runif(50) + ) + df <- df[order(df$dx), ] + + dt <- qplot(dx, price, data = df, geom = "line") + vdiffr::expect_doppelganger("dates along x, default breaks", + dt + ) + vdiffr::expect_doppelganger("scale_x_date(breaks = date_breaks(\"2 weeks\"))", + dt + scale_x_date(breaks = date_breaks("2 weeks")) + ) + vdiffr::expect_doppelganger("scale_x_date(breaks = \"3 weeks\")", + dt + scale_x_date(date_breaks = "3 weeks") + ) + vdiffr::expect_doppelganger("scale_x_date(labels = date_format(\"%m/%d\"))", + dt + scale_x_date(labels = date_format("%m/%d")) + ) + vdiffr::expect_doppelganger("scale_x_date(labels = date_format(\"%W\"), \"week\")", + dt + scale_x_date(labels = date_format("%W"), "week") + ) + + dt <- qplot(price, dx, data = df, geom = "line") + vdiffr::expect_doppelganger("dates along y, default breaks", dt) + vdiffr::expect_doppelganger("scale_y_date(breaks = date_breaks(\"2 weeks\"))", + dt + scale_y_date(breaks = date_breaks("2 weeks")) + ) + vdiffr::expect_doppelganger("scale_y_date(breaks = \"3 weeks\")", + dt + scale_y_date(date_breaks = "3 weeks") + ) +}) diff --git a/tests/testthat/test-scales-breaks-labels.r b/tests/testthat/test-scales-breaks-labels.r index 5e0c21ea4..911053b2c 100644 --- a/tests/testthat/test-scales-breaks-labels.r +++ b/tests/testthat/test-scales-breaks-labels.r @@ -255,3 +255,67 @@ test_that("minor breaks are transformed by scales", { expect_equal(sc$get_breaks_minor(), c(0, 1, 2)) }) + + +# Visual tests ------------------------------------------------------------ + +test_that("minor breaks draws correctly", { + p <- ggplot(NULL, aes(1:3, 1:3)) + geom_point() + + scale_x_continuous(breaks = 1:3, minor_breaks = c(1.25, 2.75)) + + scale_y_continuous(breaks = 1:3, minor_breaks = c(1.25, 2.75)) + + vdiffr::expect_doppelganger("manual minor breaks", p) + vdiffr::expect_doppelganger("manual minor breaks with coord_polar", + p + coord_polar() + ) + + set.seed(342) + df <- data.frame( + date = seq(as.Date("2012-2-29"), length.out = 100, by = "1 day")[sample(100, 50)], + price = runif(50) + ) + df <- df[order(df$date), ] + library(scales) + p <- qplot(date, price, data = df, geom = "line") + + scale_x_date( + labels = date_format("%m/%d"), + breaks = date_breaks("month"), + minor_breaks = date_breaks("week") + ) + + vdiffr::expect_doppelganger("months and weeks breaks", p) + vdiffr::expect_doppelganger("months and weeks breaks: coord polar", p + coord_polar()) + vdiffr::expect_doppelganger("default breaks", + ggplot(NULL, aes(letters[1:3], 1:3)) + geom_point() + ) + vdiffr::expect_doppelganger("scale_x_continuous(trans = log2_trans()) + scale_y_log10", + qplot(1:1e4, 1:1e4) + scale_x_continuous(trans = log2_trans()) + scale_y_log10() + ) + vdiffr::expect_doppelganger("x and y transformations", + qplot(1:5, 1:5) + scale_x_continuous(trans = exp_trans(2)) + scale_y_continuous(trans = exp_trans(2)) + + ggtitle("scale_x_continuous(trans = exp_trans(2)) + scale_y_continuous(trans = exp_trans(2))") + ) +}) + +test_that("scale breaks can be removed", { + dat <- data.frame(x = 1:3, y = 1:3) + + vdiffr::expect_doppelganger("no x breaks", + ggplot(dat, aes(x = x, y = y)) + geom_point() + scale_x_continuous(breaks = NULL) + ) + vdiffr::expect_doppelganger("no y breaks", + ggplot(dat, aes(x = x, y = y)) + geom_point() + scale_y_continuous(breaks = NULL) + ) + vdiffr::expect_doppelganger("no alpha breaks (no legend)", + ggplot(dat, aes(x = 1, y = y, alpha = x)) + geom_point() + scale_alpha_continuous(breaks = NULL) + ) + vdiffr::expect_doppelganger("no size breaks (no legend)", + ggplot(dat, aes(x = 1, y = y, size = x)) + geom_point() + scale_size_continuous(breaks = NULL) + ) + vdiffr::expect_doppelganger("no fill breaks (no legend)", + ggplot(dat, aes(x = 1, y = y, fill = x)) + geom_point(shape = 21) + scale_fill_continuous(breaks = NULL) + ) + vdiffr::expect_doppelganger("no colour breaks (no legend)", + ggplot(dat, aes(x = 1, y = y, colour = x)) + geom_point() + scale_colour_continuous(breaks = NULL) + ) +}) diff --git a/tests/testthat/test-stat-sum.R b/tests/testthat/test-stat-sum.R index 4150a1027..8b898b707 100644 --- a/tests/testthat/test-stat-sum.R +++ b/tests/testthat/test-stat-sum.R @@ -41,3 +41,34 @@ test_that("handles grouping correctly", { expect_equal(sum(ret$n), sum(d$price)) expect_equal(sum(ret$prop), 1) }) + + +# Visual tests ------------------------------------------------------------ + +test_that("summaries are drawn correctly", { + vdiffr::expect_doppelganger("summary with color and lines", + ggplot(mtcars, aes(x = cyl, y = mpg, colour = factor(vs))) + + geom_point() + + stat_summary(fun.y = mean, geom = "line", size = 2) + ) + vdiffr::expect_doppelganger("summary with crossbars, no grouping", + ggplot(mtcars, aes(x = cyl, y = mpg)) + + geom_point() + + stat_summary( + fun.data = mean_cl_boot, + colour = "red", + geom = "crossbar", + width = 0.2 + ) + ) + vdiffr::expect_doppelganger("summary with crossbars, manual grouping", + ggplot(mtcars, aes(x = cyl, y = mpg, group = cyl)) + + geom_point() + + stat_summary( + fun.data = mean_cl_boot, + colour = "red", + geom = "crossbar", + width = 0.2 + ) + ) +}) diff --git a/tests/testthat/test-theme.r b/tests/testthat/test-theme.r index 12e56f200..76401e921 100644 --- a/tests/testthat/test-theme.r +++ b/tests/testthat/test-theme.r @@ -201,3 +201,107 @@ test_that("All elements in complete themes have inherit.blank=TRUE", { expect_true(inherit_blanks(theme_minimal())) expect_true(inherit_blanks(theme_void())) }) + + +# Visual tests ------------------------------------------------------------ + +test_that("aspect ratio is honored", { + p <- ggplot(data.frame(x = 1:8, y = 1:8, f = gl(2,4), expand.grid(f1 = 1:2, f2 = 1:2, rep = 1:2)), aes(x, y)) + geom_point() + + vdiffr::expect_doppelganger("height is 3 times width", + p + theme(aspect.ratio = 3)) + vdiffr::expect_doppelganger("height is 3 times width, 2 wrap facets", + p + facet_wrap(~f) + theme(aspect.ratio = 3) + ) + vdiffr::expect_doppelganger("height is 3 times width, 2 column facets", + p + facet_grid(.~f) + theme(aspect.ratio = 3) + ) + vdiffr::expect_doppelganger("height is 3 times width, 2 row facets", + p + facet_grid(f~.) + theme(aspect.ratio = 3) + ) + vdiffr::expect_doppelganger("height is 3 times width, 2x2 facets", + p + facet_grid(f1~f2) + theme(aspect.ratio = 3) + ) + + vdiffr::expect_doppelganger("width is 3 times height", + p + theme(aspect.ratio = 1/3) + ) + vdiffr::expect_doppelganger("width is 3 times height, 2 wrap facets", + p + facet_wrap(~f) + theme(aspect.ratio = 1/3) + ) + vdiffr::expect_doppelganger("width is 3 times height, 2 column facets", + p + facet_grid(.~f) + theme(aspect.ratio = 1/3) + ) + vdiffr::expect_doppelganger("width is 3 times height, 2 row facets", + p + facet_grid(f~.) + theme(aspect.ratio = 1/3) + ) + vdiffr::expect_doppelganger("width is 3 times height, 2x2 facets", + p + facet_grid(f1~f2) + theme(aspect.ratio = 1/3) + ) +}) + +test_that("themes are drawn in the right style", { + library(grid) + p <- qplot(1:3, 1:3) + + # Tests for adding theme objects together + # Some of these add directly to ggplot object; others add to theme object first + vdiffr::expect_doppelganger("theme_bw() plus blue text", + p + theme_bw() + theme(text = element_text(colour = 'blue')), + ) + + t <- theme_bw() + theme(text = element_text(colour = 'blue')) + vdiffr::expect_doppelganger("add saved theme object with theme_bw() plus blue text", + p + t + ) + vdiffr::expect_doppelganger("blue text plus theme_bw() - result is black text", + p + theme(text = element_text(colour = 'blue')) + theme_bw() + ) + + t <- theme(text = element_text(colour = 'blue')) + theme_bw() + vdiffr::expect_doppelganger("add blue saved theme object and theme_bw() - expect black text", + p + t + ) + vdiffr::expect_doppelganger("add blue and italic in single element object", + p + theme(text = element_text(colour = 'blue', face = 'italic')) + ) + vdiffr::expect_doppelganger("add blue and italic in separate element objects", + p + + theme(text = element_text(colour = 'blue')) + + theme(text = element_text(face = 'italic')) + ) + + # Inheritance tests + vdiffr::expect_doppelganger('add theme_bw(base_size=24, base_family="serif")', + p + theme_bw(base_size = 24, base_family = "serif") + labs(title = "Title text here") + ) + vdiffr::expect_doppelganger("axis title text is blue, compounded relative sizing", + p + theme_bw() + + theme(axis.title = element_text(size = rel(2), colour = 'blue')) + + theme(axis.title.x = element_text(size = rel(2))) + ) + + # Next two tests contrast the + operator with the %+replace% operator + vdiffr::expect_doppelganger("theme_bw + larger relative size for axis.title.y", + p + theme_bw() + theme(axis.title.y = element_text(size = rel(2))) + ) + + vdiffr::expect_doppelganger("theme_bw %+replace% larger relative size for axis.title.y", + p + theme_bw() %+replace% theme(axis.title.y = element_text(size = rel(2))) + + ggtitle("theme_bw %+replace% larger relative size for axis.title.y, expect angle=0") + ) + + vdiffr::expect_doppelganger("text is element_blank - result is no text", + p + theme_bw() + theme(text = element_blank()) + ) + + # Testing specific elements + vdiffr::expect_doppelganger("many blank items, and light blue plot background", + p + theme( + axis.text = element_blank(), axis.ticks = element_blank(), + axis.title = element_blank(), + plot.background = element_rect(fill = "lightblue"), + panel.border = element_rect(colour = "black", size = 4, fill = NA) + ) + ) +}) diff --git a/visual_test/.gitignore b/visual_test/.gitignore deleted file mode 100644 index 26b647c67..000000000 --- a/visual_test/.gitignore +++ /dev/null @@ -1 +0,0 @@ -vtest diff --git a/visual_test/aesthetics.r b/visual_test/aesthetics.r deleted file mode 100644 index c0e30c528..000000000 --- a/visual_test/aesthetics.r +++ /dev/null @@ -1,26 +0,0 @@ -vcontext("Aesthetics") - -dat <- data.frame(xvar = letters[1:3], yvar = 7:9) - -ggplot(dat, aes(x = xvar, y = yvar)) + geom_bar(stat = "identity") -save_vtest("stat='identity'") - -ggplot(dat, aes(x = xvar, y = yvar)) + geom_bar(stat = "identity", width = 0.5) -save_vtest("stat='identity', width=0.5") - -ggplot(dat, aes(x = xvar, y = yvar)) + geom_bar(stat = "identity", aes(width = 0.5)) -save_vtest("stat='identity', aes(width=0.5)") - - -ggplot(dat, aes(x = xvar)) + geom_bar(stat = "count") -save_vtest("stat='count'") - -ggplot(dat, aes(x = xvar)) + geom_bar(stat = "count", width = 0.5) -save_vtest("stat='count', width=0.5") - -ggplot(dat, aes(x = xvar)) + geom_bar(stat = "count", aes(width = 0.5)) -save_vtest("stat='count', aes(width=0.5)") - -#TODO: Clean these up a bit - -end_vcontext() diff --git a/visual_test/alpha.r b/visual_test/alpha.r deleted file mode 100644 index c486dddbd..000000000 --- a/visual_test/alpha.r +++ /dev/null @@ -1,9 +0,0 @@ -vcontext("Alpha") - -qplot(1, 1, color = I("#cc000044"), size = I(50)) -save_vtest("Alpha set in colour") - -qplot(1, 1, color = I("#cc0000"), size = I(50), alpha = I(0.27)) -save_vtest("Alpha set in alpha") - -end_vcontext() \ No newline at end of file diff --git a/visual_test/aspect-ratio.r b/visual_test/aspect-ratio.r deleted file mode 100644 index 8f34b720b..000000000 --- a/visual_test/aspect-ratio.r +++ /dev/null @@ -1,28 +0,0 @@ -vcontext("aspect-ratio") - -p <- ggplot(data.frame(x = 1:8, y = 1:8, f = gl(2,4), expand.grid(f1 = 1:2, f2 = 1:2, rep = 1:2)), aes(x, y)) + geom_point() - -p + theme(aspect.ratio = 3) -save_vtest("height is 3 times width") -p + facet_wrap(~f) + theme(aspect.ratio = 3) -save_vtest("height is 3 times width, 2 wrap facets") -p + facet_grid(.~f) + theme(aspect.ratio = 3) -save_vtest("height is 3 times width, 2 column facets") -p + facet_grid(f~.) + theme(aspect.ratio = 3) -save_vtest("height is 3 times width, 2 row facets") -p + facet_grid(f1~f2) + theme(aspect.ratio = 3) -save_vtest("height is 3 times width, 2x2 facets") - - -p + theme(aspect.ratio = 1/3) -save_vtest("width is 3 times height") -p + facet_wrap(~f) + theme(aspect.ratio = 1/3) -save_vtest("width is 3 times height, 2 wrap facets") -p + facet_grid(.~f) + theme(aspect.ratio = 1/3) -save_vtest("width is 3 times height, 2 column facets") -p + facet_grid(f~.) + theme(aspect.ratio = 1/3) -save_vtest("width is 3 times height, 2 row facets") -p + facet_grid(f1~f2) + theme(aspect.ratio = 1/3) -save_vtest("width is 3 times height, 2x2 facets") - -end_vcontext() diff --git a/visual_test/boxplot.r b/visual_test/boxplot.r deleted file mode 100644 index 156a554c3..000000000 --- a/visual_test/boxplot.r +++ /dev/null @@ -1,7 +0,0 @@ -vcontext("boxplot") - -ggplot(mtcars, aes(x = factor(cyl), y = drat, colour = factor(cyl))) + - geom_boxplot(outlier.size = 5) -save_vtest("outlier colours") - -end_vcontext() diff --git a/visual_test/coord-cartesian-with-limits.r b/visual_test/coord-cartesian-with-limits.r deleted file mode 100644 index c17eb95ec..000000000 --- a/visual_test/coord-cartesian-with-limits.r +++ /dev/null @@ -1,12 +0,0 @@ -vcontext("coord-cartesian-with-limits") -## test codes of coord_cartesion with range specification. - -p <- ggplot(mtcars, aes(wt, mpg)) + geom_point() - -p + coord_cartesian(xlim = c(0, 10), ylim = c(0, 50)) -save_vtest("expand range") - -p + coord_cartesian(xlim = c(2, 4), ylim = c(20, 40)) -save_vtest("contract range") - -end_vcontext() diff --git a/visual_test/coord-map.r b/visual_test/coord-map.r deleted file mode 100644 index 8ed2336a0..000000000 --- a/visual_test/coord-map.r +++ /dev/null @@ -1,52 +0,0 @@ -vcontext("coord-map") - -library(maps) - -# World map -world_map <- map_data("world") -pworld <- ggplot(world_map, aes(x = long, y = lat, group = group)) + - geom_polygon() - - -pworld -save_vtest("no projection") - - -pworld + coord_map(projection = "mercator") -save_vtest("mercator projection") - - -pworld + coord_map(projection = "ortho") + - scale_y_continuous(breaks = (-2:2) * 30) + - scale_x_continuous(breaks = (-4:4) * 45) -save_vtest("ortho projection, default orientation (centered on north pole)") - -pworld + coord_map(projection = "ortho", orientation = c(41, -74 ,0)) + - scale_y_continuous(breaks = (-2:2) * 30) + - scale_x_continuous(breaks = (-4:4) * 45) -save_vtest("ortho projection, custom orientation (centered on New York)") - - -# Need to set limits here so left-most longitude line shows up -pworld + coord_map(projection = "aitoff") + - scale_y_continuous(breaks = (-2:2) * 30) + - scale_x_continuous(breaks = (-4:4) * 45, limits = c(-180, 180)) -save_vtest("aitoff projection, default orientation") - - -# This drops half of the world, which probably isn't desirable. -# It might require rethinking about how limits work. -pworld + coord_map(projection = "aitoff", orientation = c(90, 180, 0)) + - scale_y_continuous(breaks = (-2:2) * 30) + - scale_x_continuous(breaks = (0:8) * 45, limits = c(0, 360)) -save_vtest("aitoff projection, custom orientation (centered on date line)") - - -# USA state map -states_map <- map_data("state") -pstate <- ggplot(states_map, aes(x = long, y = lat, group = group)) - -pstate + geom_polygon() + coord_map("mercator") -save_vtest("USA map, mercator projection") - -end_vcontext() diff --git a/visual_test/coord-polar.r b/visual_test/coord-polar.r deleted file mode 100644 index a67828ea9..000000000 --- a/visual_test/coord-polar.r +++ /dev/null @@ -1,48 +0,0 @@ -vcontext("coord-polar") - -dat <- data.frame(x = 0:1, y = rep(1:80, each = 2)) - -ggplot(dat, aes(x, y, group = factor(y))) + geom_line() + coord_polar() -save_vtest("Concentric circles at theta = 1:80") - -ggplot(dat, aes(x, y - 80, group = factor(y))) + geom_line() + coord_polar() -save_vtest("Concentric circles at theta = 1:80 - 80") - -ggplot(dat, aes(x, y - 40, group = factor(y))) + geom_line() + coord_polar() -save_vtest("Concentric circles at theta = 1:80 - 40") - -ggplot(dat, aes(x, y + 100, group = factor(y))) + geom_line() + coord_polar() -save_vtest("Concentric circles at theta = 1:80 + 100") - -ggplot(dat, aes(x, y * 100, group = factor(y))) + geom_line() + coord_polar() -save_vtest("Concentric circles at theta = 1:80 * 100") - - -dat <- data.frame( - theta = c(0, 2*pi, 2, 6, 6, 1, 1, 0), - r = c(0, 0, 0.5, 0.5, 1, 1, 0.75, .5), - g = 1:8) -ggplot(dat, aes(theta, r, colour = g)) + geom_path() + - geom_point(alpha = 0.3, colour = "black") + coord_polar() -save_vtest("Rays, circular arcs, and spiral arcs") - - -dat <- data.frame(x = LETTERS[1:6], y = 11:16) -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + coord_polar() -save_vtest("rose plot with has equal spacing") - -ggplot(dat, aes(as.numeric(x), y)) + geom_point() + coord_polar() -save_vtest("continuous theta has merged low/high values") - -ggplot(dat, aes(as.numeric(x), y)) + geom_point() + coord_polar() + - xlim(0, 6) + ylim(0,16) -save_vtest("continuous theta with xlim(0, 6) and ylim(0, 16)") - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + coord_polar(theta = "y") -save_vtest("racetrack plot with expand=F is closed and doesn't have center hole") - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + coord_polar(theta = "y") + - scale_x_discrete(expand = c(0, 0.6)) -save_vtest("racetrack plot with expand=T is closed and has center hole") - -end_vcontext() diff --git a/visual_test/dotplot.r b/visual_test/dotplot.r deleted file mode 100644 index 81f76ef4b..000000000 --- a/visual_test/dotplot.r +++ /dev/null @@ -1,146 +0,0 @@ -vcontext("dotplot") - -set.seed(112) -dat <- data.frame(x = rnorm(20), g = LETTERS[1:2]) - -# Basic dotplot with binning along x axis -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4) -save_vtest("basic dotplot with dot-density binning, binwidth = .4") - -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, method = "histodot") -save_vtest("histodot binning (equal bin spacing)") - -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackratio = .5, fill = "white") -save_vtest("dots stacked closer: stackratio=.5, fill=white") - -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, dotsize = 1.4, fill = "white") -save_vtest("larger dots: dotsize=1.5, fill=white") - - -# Stacking methods -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "up") -save_vtest("stack up") - -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "down") -save_vtest("stack down") - -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "center") -save_vtest("stack center") - -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "centerwhole") -save_vtest("stack centerwhole") - - -# Stacking methods with coord_flip -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "up") + coord_flip() -save_vtest("stack up with coord_flip") - -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "down") + coord_flip() -save_vtest("stack down with coord_flip") - -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "center") + coord_flip() -save_vtest("stack center with coord_flip") - -ggplot(dat, aes(x)) + geom_dotplot(binwidth = .4, stackdir = "centerwhole") + coord_flip() -save_vtest("stack centerwhole with coord_flip") - - -# Binning along x, with groups -ggplot(dat, aes(x, fill = g)) + geom_dotplot(binwidth = .4, alpha = .4) -save_vtest("multiple groups, bins not aligned") - -ggplot(dat, aes(x, fill = g)) + - geom_dotplot(binwidth = .4, alpha = .4, binpositions = "all") -save_vtest("multiple groups, bins aligned") - - -# Binning along y axis -ggplot(dat, aes(0, x)) + - geom_dotplot(binwidth = .4, binaxis = "y", stackdir = "center") -save_vtest("bin along y, stack center") - -ggplot(dat, aes(0, x)) + - geom_dotplot(binwidth = .4, binaxis = "y", stackdir = "centerwhole") -save_vtest("bin along y, stack centerwhole") - -ggplot(dat, aes(0, x)) + - geom_dotplot(binwidth = .4, binaxis = "y", stackdir = "centerwhole", method = "histodot") -save_vtest("bin along y, stack centerwhole, histodot") - - -# Binning along y, with multiple grouping factors -dat2 <- data.frame(x = LETTERS[1:3], y = rnorm(90), g = LETTERS[1:2]) - -ggplot(dat2, aes(x, y)) + - geom_dotplot(binwidth = .25, binaxis = "y", stackdir = "centerwhole") -save_vtest("bin y, three x groups, stack centerwhole") - -ggplot(dat2, aes(x, y)) + - geom_dotplot(binwidth = .25, binaxis = "y", stackdir = "center", binpositions = "all") -save_vtest("bin y, three x groups, bins aligned across groups") - -ggplot(dat2, aes(x, y)) + - geom_dotplot(binwidth = .25, binaxis = "y", stackdir = "center", binpositions = "all") + - coord_flip() -save_vtest("bin y, three x groups, bins aligned, coord_flip") - -ggplot(dat2, aes("foo", y, fill = x)) + scale_y_continuous(breaks = seq(-4, 4, .4)) + - geom_dotplot(binwidth = .25, position = "dodge", binaxis = "y", stackdir = "center") -save_vtest("bin y, dodged") - -ggplot(dat2, aes("foo", y, fill = x)) + scale_y_continuous(breaks = seq(-4, 4, .4)) + - geom_dotplot(binwidth = .25, position = "dodge", binaxis = "y", stackdir = "center") + - coord_flip() -save_vtest("bin y, dodged, coord_flip") - - -ggplot(dat2, aes(x, y, fill = g)) + scale_y_continuous(breaks = seq(-4 ,4, .4)) + - geom_dotplot(binwidth = .2, position = "dodge", binaxis = "y", stackdir = "center") -save_vtest("bin y, three x groups, fill and dodge") - -ggplot(dat2, aes(as.numeric(x), y, group = x)) + - geom_dotplot(binwidth = .2, binaxis = "y", stackdir = "center") -save_vtest("bin y, continous x-axis, grouping by x") - -ggplot(dat2, aes(as.numeric(x), y)) + - geom_dotplot(binwidth = .2, binaxis = "y", stackdir = "center") -save_vtest("bin y, continous x-axis, single x group") - - -# Stacking groups -ggplot(dat2, aes(y, fill = x)) + - geom_dotplot(binwidth = .25, stackgroups = TRUE, binpositions = "all", alpha = 0.5) -save_vtest("stackgroups with 3 groups, dot-density with aligned bins") - -ggplot(dat2, aes(y, fill = x)) + - geom_dotplot(binwidth = .25, stackgroups = TRUE, method = "histodot", alpha = 0.5) -save_vtest("stackgroups with 3 groups, histodot") - -ggplot(dat2, aes(1, y, fill = x)) + - geom_dotplot(binaxis = "y", binwidth = .25, stackgroups = TRUE, method = "histodot", alpha = 0.5) -save_vtest("stackgroups with 3 groups, bin y, histodot") - -# This one is currently broken but it would be a really rare case, and it -# probably requires a really ugly hack to fix -ggplot(dat2, aes(x, y, fill = g)) + - geom_dotplot(binaxis = "y", binwidth = .25, stackgroups = TRUE, method = "histodot", - alpha = 0.5, stackdir = "centerwhole") -save_vtest("bin y, dodging, stackgroups with 3 groups, histodot (currently broken)") - -ggplot(dat2, aes(y, fill = g)) + - geom_dotplot(binwidth = .25, stackgroups = TRUE, method = "histodot", alpha = 0.5) + - facet_grid(x ~ .) -save_vtest("facets, 3 groups, histodot, stackgroups") - -# Missing values -dat2 <- dat -dat2$x[c(1, 10)] <- NA - -ggplot(dat2, aes(x)) + geom_dotplot(binwidth = .4) -save_vtest("2 NA values, dot-density binning, binwidth = .4") - -ggplot(dat2, aes(0, x)) + - geom_dotplot(binwidth = .4, binaxis = "y", stackdir = "center") -save_vtest("2 NA values, bin along y, stack center") - -end_vcontext() diff --git a/visual_test/geom-path.r b/visual_test/geom-path.r deleted file mode 100644 index 44e80c83d..000000000 --- a/visual_test/geom-path.r +++ /dev/null @@ -1,24 +0,0 @@ -vcontext("geom-path") -set.seed(1) - -nCategory <- 5 -nItem <- 6 -df <- data.frame(category = rep(LETTERS[1:nCategory], 1, each = nItem), - item = paste("Item#", rep(1:nItem, nCategory, each = 1), sep = ''), - value = rep(1:nItem, nCategory, each = 1) + runif(nCategory * nItem) * 0.8) - -df2 <- df[c(1, 2, 7, 8, 13, 14, 3:6, 9:12, 15:nrow(df)), ] - -ggplot(df) + geom_path(aes(x = value, y = category, group = item)) -save_vtest("lines") - -ggplot(df2) + geom_path(aes(x = value, y = category, group = item)) -save_vtest("lines with changed data order, should have same appearance") - -ggplot(df) + geom_path(aes(x = value, y = category, group = item, colour = item)) -save_vtest("lines, colour") - -ggplot(df2) + geom_path(aes(x = value, y = category, group = item, colour = item)) -save_vtest("lines, colour, with changed data order, should have same appearance") - -end_vcontext() diff --git a/visual_test/geom-polygon.r b/visual_test/geom-polygon.r deleted file mode 100644 index e4c3702cd..000000000 --- a/visual_test/geom-polygon.r +++ /dev/null @@ -1,13 +0,0 @@ -vcontext("geom-polygon") - -ggplot(faithful, aes(x = eruptions, y = waiting)) + - stat_density_2d(aes(colour = ..level..), geom = "path") + - xlim(0.5, 6) + ylim(40, 110) -save_vtest("stat_density2d with paths") - -ggplot(faithful, aes(x = eruptions, y = waiting)) + - stat_density2d(aes(fill = ..level..), geom = "polygon", colour = "white") + - xlim(0.5, 6) + ylim(40, 110) -save_vtest("stat_density2d with filled polygons") - -end_vcontext() diff --git a/visual_test/geom-raster.r b/visual_test/geom-raster.r deleted file mode 100644 index 415c19687..000000000 --- a/visual_test/geom-raster.r +++ /dev/null @@ -1,55 +0,0 @@ -vcontext("geom-raster") -set.seed(1) - -# 3 x 2 ---------------------------------------------------------------------- -df <- data.frame(x = rep(c(-1, 1), each = 3), y = rep(-1:1, 2), z = 1:6) - -ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") -save_vtest("3 x 2") - -ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") + - xlim(-2, 2) + ylim(-2, 2) -save_vtest("3 x 2, set limits") - -ggplot(df, aes(x, y, fill = z)) + geom_raster(hjust = 0, vjust = 0) + - geom_point(colour = "red") -save_vtest("3 x 2, just = (0, 0)") - -# 1 x 3 ---------------------------------------------------------------------- -df <- data.frame(x = -1:1, y = 0, z = 1:3) - -ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") -save_vtest("1 x 3") - -ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") + - xlim(-2, 2) + ylim(-2, 2) -save_vtest("1 x 3, set limits") - -ggplot(df, aes(x, y, fill = z)) + geom_raster(hjust = 0, vjust = 0) + - geom_point(colour = "red") -save_vtest("1 x 3, just = (0, 0)") - -# 3 x 1 ---------------------------------------------------------------------- - -df <- data.frame(x = 0, y = -1:1, z = 1:3) -ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") -save_vtest("3 x 1") - -ggplot(df, aes(x, y, fill = z)) + geom_raster() + geom_point(colour = "red") + - xlim(-2, 2) + ylim(-2, 2) -save_vtest("3 x 1, set limits") - -ggplot(df, aes(x, y, fill = z)) + geom_raster(hjust = 0, vjust = 0) + - geom_point(colour = "red") -save_vtest("3 x 1, just = (0, 0)") - -# Categorical fill, irregular swatches --------------------------------------- - -df <- expand.grid(x = 1:10, y = 1:10) -df$col <- (df$x + df$y) %% 2 -df$col[df$x == 5 & df$col == 1] <- NA -df$col[df$y == 5 & df$col == 0] <- NA -qplot(x, y, data = df, fill = factor(col), geom = "raster") -save_vtest("irregular categorical") - -end_vcontext() diff --git a/visual_test/guide-axis.r b/visual_test/guide-axis.r deleted file mode 100644 index 1be398cb3..000000000 --- a/visual_test/guide-axis.r +++ /dev/null @@ -1,19 +0,0 @@ -vcontext("guide-axis") - -## align the labels for facets - -qplot(hwy, reorder(model, hwy), data = mpg) + - facet_grid(manufacturer ~ ., scales = "free", space = "free") + - theme(strip.text.y = element_text(angle = 0)) -save_vtest("align facet labels, facets horizontal") - -qplot(reorder(model, hwy), hwy, data = mpg) + - facet_grid(. ~ manufacturer, scales = "free", space = "free") + - theme(axis.text.x = element_text(angle = 90, hjust = 1, vjust = 0.5)) -save_vtest("align facet labels, facets vertical") - -qplot(wt, mpg, data = mtcars) + - theme(axis.line = element_line(size = 5, lineend = "square")) -save_vtest("thick axis lines") - -end_vcontext() diff --git a/visual_test/guide-position.r b/visual_test/guide-position.r deleted file mode 100644 index bd4519635..000000000 --- a/visual_test/guide-position.r +++ /dev/null @@ -1,62 +0,0 @@ -vcontext("guide-position") - -p1 <- ggplot(mtcars, aes(mpg, disp, colour = cyl)) + - geom_point() + - labs(title = "title of plot") + - theme(axis.text.x = element_text(angle = 90, vjust = 0.5)) + - scale_x_continuous(breaks = mean(mtcars$mpg), labels = "very very long long axis label") + - scale_y_continuous(breaks = mean(mtcars$disp), labels = "very very long long axis label") - -p1 + theme(legend.position = "left") -save_vtest("legend on left") -p1 + theme(legend.position = "bottom") -save_vtest("legend on bottom") -p1 + theme(legend.position = "right") -save_vtest("legend on right") -p1 + theme(legend.position = "top") -save_vtest("legend on top") - -p1 + facet_grid(am~vs) + theme(legend.position = "left") -save_vtest("facet_grid, legend on left") -p1 + facet_grid(am~vs) + theme(legend.position = "bottom") -save_vtest("facet_grid, legend on bottom") -p1 + facet_grid(am~vs) + theme(legend.position = "right") -save_vtest("facet_grid, legend on right") -p1 + facet_grid(am~vs) + theme(legend.position = "top") -save_vtest("facet_grid, legend on top") - -p1 + facet_wrap(am~vs) + theme(legend.position = "left") -save_vtest("facet_wrap, legend on left") -p1 + facet_wrap(am~vs) + theme(legend.position = "bottom") -save_vtest("facet_wrap, legend on bottom") -p1 + facet_wrap(am~vs) + theme(legend.position = "right") -save_vtest("facet_wrap, legend on right") -p1 + facet_wrap(am~vs) + theme(legend.position = "top") -save_vtest("facet_wrap, legend on top") - -# padding -dat <- data.frame(x = LETTERS[1:3], y = 1) -p2 <- ggplot(dat, aes(x, y, fill = x, colour = 1:3)) + - geom_bar(stat = "identity") + - theme(legend.background = element_rect(colour = "black")) + - guides(color = "colorbar") -p2 -save_vtest("padding in legend box") - - -# Placement of legend inside -p2 + theme(legend.position = c(.5, .5)) -save_vtest("legend inside plot, centered") - -p2 + theme(legend.justification = c(0,0), legend.position = c(0,0)) -save_vtest("legend inside plot, bottom left") - -p2 + theme(legend.justification = c(1,1), legend.position = c(1,1)) -save_vtest("legend inside plot, top right") - -p2 + theme(legend.justification = c(0,0), legend.position = c(.5,.5)) -save_vtest("legend inside plot, bottom left of legend at center") - - - -end_vcontext() diff --git a/visual_test/lines.r b/visual_test/lines.r deleted file mode 100644 index 0977d76b7..000000000 --- a/visual_test/lines.r +++ /dev/null @@ -1,99 +0,0 @@ -vcontext("lines") - -dat <- data.frame(x = LETTERS[1:5], y = 1:5) - -# geom_abline tests - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + - geom_abline(intercept = 2, slope = 0, colour = "red") -save_vtest("geom_abline: intercept=2, slope=0") - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + - geom_abline(intercept = 0, slope = 1, colour = "red") -save_vtest("geom_abline: intercept=0, slope=1 Should have same values as bars") - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + - geom_abline(intercept = 2, slope = 0, colour = "red") + - coord_flip() -save_vtest("geom_abline, coord_flip: intercept=2, slope=0") - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + - geom_abline(intercept = 0, slope = 1, colour = "red") + - coord_flip() -save_vtest("geom_abline, coord_flip: intercept=0, slope=1, should have same values as bars") - - -# geom_hline tests - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + - geom_hline(yintercept = 2, colour = "red") -save_vtest("geom_hline: intercept=2") - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + - geom_hline(yintercept = 2, colour = "red") + - coord_flip() -save_vtest("geom_hline, coord_flip: intercept=2") - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + - geom_hline(yintercept = 2, colour = "red") + - coord_polar() -save_vtest("geom_hline, coord_polar: intercept=2, should have a circle at r=2") - - -# geom_vline tests - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + - geom_vline(xintercept = 2, colour = "red") -save_vtest("geom_vline: intercept=2") - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + - geom_vline(xintercept = 2, colour = "red") + - coord_flip() -save_vtest("geom_vline, coord_flip: intercept=2") - -ggplot(dat, aes(x, y)) + geom_bar(stat = "identity") + - geom_vline(xintercept = 2, colour = "red") + - coord_polar() -save_vtest("geom_vline, coord_polar: intercept=2, should have a ray at 2") - - -# hline, vline, and abline tests with coord_map -library(maps) -library(mapproj) - -nz <- data.frame(map("nz", plot = FALSE)[c("x", "y")]) -nzmap <- qplot(x, y, data = nz, geom = "path") - -nzmap + geom_hline(yintercept = -45) + coord_map() -save_vtest("geom_hline: intercept=-45, projection=mercator") - -nzmap + geom_vline(xintercept = 172) + coord_map() -save_vtest("geom_vline: intercept=172, projection=mercator") - -nzmap + geom_abline(intercept = 130, slope = -1) + coord_map() -save_vtest("geom_abline: intercept=130, slope=-1 projection=mercator") - - -nzmap + geom_hline(yintercept = -45) + coord_map(projection = "cylindrical") -save_vtest("geom_hline: intercept=-45, projection=cylindrical") - -nzmap + geom_vline(xintercept = 172) + coord_map(projection = "cylindrical") -save_vtest("geom_vline: intercept=172, projection=cylindrical") - -nzmap + geom_abline(intercept = 130, slope = -1) + coord_map(projection = "cylindrical") -save_vtest("geom_abline: intercept=130, slope=-1, projection=cylindrical") - - -nzmap + geom_hline(yintercept = -45) + - coord_map(projection = 'azequalarea', orientation = c(-36.92, 174.6, 0)) -save_vtest("geom_hline: intercept=-45, projection=azequalarea") - -nzmap + geom_vline(xintercept = 172) + - coord_map(projection = 'azequalarea', orientation = c(-36.92, 174.6, 0)) -save_vtest("geom_vline: intercept=172, projection=azequalara") - -nzmap + geom_abline(intercept = 130, slope = -1) + - coord_map(projection = 'azequalarea', orientation = c(-36.92, 174.6, 0)) -save_vtest("geom_abline: intercept=130, slope=-1, projection=azequalarea") - -end_vcontext() diff --git a/visual_test/minor-breaks.r b/visual_test/minor-breaks.r deleted file mode 100644 index a08fb9855..000000000 --- a/visual_test/minor-breaks.r +++ /dev/null @@ -1,41 +0,0 @@ -vcontext("minor-breaks") -p <- ggplot(NULL, aes(1:3, 1:3)) + geom_point() + - scale_x_continuous(breaks = 1:3, minor_breaks = c(1.25, 2.75)) + - scale_y_continuous(breaks = 1:3, minor_breaks = c(1.25, 2.75)) - -p -save_vtest("manual minor breaks") -p + coord_polar() -save_vtest("manual minor breaks with coord_polar") - - -set.seed(342) -df <- data.frame( - date = seq(as.Date("2012-2-29"), length.out = 100, by = "1 day")[sample(100, 50)], - price = runif(50) -) -df <- df[order(df$date), ] -library(scales) -p <- qplot(date, price, data = df, geom = "line") + - scale_x_date( - labels = date_format("%m/%d"), - breaks = date_breaks("month"), - minor_breaks = date_breaks("week") - ) - -p -save_vtest("major breaks: months, minor breaks: weeks") - -p + coord_polar() -save_vtest("major breaks: months, minor breaks: weeks, with coord_polar") - -ggplot(NULL, aes(letters[1:3], 1:3)) + geom_point() -save_vtest("default breaks") - -qplot(1:1e4, 1:1e4) + scale_x_continuous(trans = log2_trans()) + scale_y_log10() -save_vtest("scale_x_continuous(trans = log2_trans()) + scale_y_log10") - -qplot(1:5, 1:5) + scale_x_continuous(trans = exp_trans(2)) + scale_y_continuous(trans = exp_trans(2)) -save_vtest("scale_x_continuous(trans = exp_trans(2)) + scale_y_continuous(trans = exp_trans(2))") - -end_vcontext() diff --git a/visual_test/scale-breaks.r b/visual_test/scale-breaks.r deleted file mode 100644 index 1bb8b51d5..000000000 --- a/visual_test/scale-breaks.r +++ /dev/null @@ -1,23 +0,0 @@ -vcontext("scale-breaks") -dat <- data.frame(x = 1:3, y = 1:3) - - -ggplot(dat, aes(x = x, y = y)) + geom_point() + scale_x_continuous(breaks = NULL) -save_vtest("no x breaks") - -ggplot(dat, aes(x = x, y = y)) + geom_point() + scale_y_continuous(breaks = NULL) -save_vtest("no y breaks") - -ggplot(dat, aes(x = 1, y = y, alpha = x)) + geom_point() + scale_alpha_continuous(breaks = NULL) -save_vtest("no alpha breaks (no legend)") - -ggplot(dat, aes(x = 1, y = y, size = x)) + geom_point() + scale_size_continuous(breaks = NULL) -save_vtest("no size breaks (no legend)") - -ggplot(dat, aes(x = 1, y = y, fill = x)) + geom_point(shape = 21) + scale_fill_continuous(breaks = NULL) -save_vtest("no fill breaks (no legend)") - -ggplot(dat, aes(x = 1, y = y, colour = x)) + geom_point() + scale_colour_continuous(breaks = NULL) -save_vtest("no colour breaks (no legend)") - -end_vcontext() diff --git a/visual_test/scale-date.r b/visual_test/scale-date.r deleted file mode 100644 index cf7f37827..000000000 --- a/visual_test/scale-date.r +++ /dev/null @@ -1,32 +0,0 @@ -vcontext("scale-date") - -set.seed(321) -df <- data.frame( - dx = seq(as.Date("2012-02-29"), length.out = 100, by = "1 day")[sample(100, 50)], - price = runif(50) -) -df <- df[order(df$dx), ] - -dt <- qplot(dx, price, data = df, geom = "line") -dt -save_vtest("dates along x, default breaks") -dt + scale_x_date(breaks = date_breaks("2 weeks")) -save_vtest("scale_x_date(breaks = date_breaks(\"2 weeks\"))") -dt + scale_x_date(date_breaks = "3 weeks") -save_vtest("scale_x_date(breaks = \"3 weeks\")") - -dt + scale_x_date(labels = date_format("%m/%d")) -save_vtest("scale_x_date(labels = date_format(\"%m/%d\"))") - -dt + scale_x_date(labels = date_format("%W"), "week") -save_vtest("scale_x_date(labels = date_format(\"%W\"), \"week\")") - -dt <- qplot(price, dx, data = df, geom = "line") -dt -save_vtest("dates along y, default breaks") -dt + scale_y_date(breaks = date_breaks("2 weeks")) -save_vtest("scale_y_date(breaks = date_breaks(\"2 weeks\"))") -dt + scale_y_date(date_breaks = "3 weeks") -save_vtest("scale_y_date(breaks = \"3 weeks\")") - -end_vcontext() diff --git a/visual_test/stat-summary.r b/visual_test/stat-summary.r deleted file mode 100644 index ab184c655..000000000 --- a/visual_test/stat-summary.r +++ /dev/null @@ -1,28 +0,0 @@ -vcontext("stat-summary") - -ggplot(mtcars, aes(x = cyl, y = mpg, colour = factor(vs))) + - geom_point() + - stat_summary(fun.y = mean, geom = "line", size = 2) -save_vtest("summary with color and lines") - -ggplot(mtcars, aes(x = cyl, y = mpg)) + - geom_point() + - stat_summary( - fun.data = mean_cl_boot, - colour = "red", - geom = "crossbar", - width = 0.2 - ) -save_vtest("summary with crossbars, no grouping") - -ggplot(mtcars, aes(x = cyl, y = mpg, group = cyl)) + - geom_point() + - stat_summary( - fun.data = mean_cl_boot, - colour = "red", - geom = "crossbar", - width = 0.2 - ) -save_vtest("summary with crossbars, manual grouping") - -end_vcontext() diff --git a/visual_test/themes.r b/visual_test/themes.r deleted file mode 100644 index c70fa66fe..000000000 --- a/visual_test/themes.r +++ /dev/null @@ -1,80 +0,0 @@ -vcontext("themes") -library(grid) - -p <- qplot(1:3, 1:3) - - -# Tests for adding theme objects together -# Some of these add directly to ggplot object; others add to theme object first - -p + theme_bw() + theme(text = element_text(colour = 'blue')) -save_vtest("theme_bw() plus blue text") - -t <- theme_bw() + theme(text = element_text(colour = 'blue')) -p + t -save_vtest("add saved theme object with theme_bw() plus blue text") - - - -p + theme(text = element_text(colour = 'blue')) + theme_bw() -save_vtest("blue text plus theme_bw() - result is black text") - -t <- theme(text = element_text(colour = 'blue')) + theme_bw() -p + t -save_vtest("add saved theme object with blue text plus theme_bw()) - result is black text") - - - -p + theme(text = element_text(colour = 'blue', face = 'italic')) -save_vtest("add blue and italic in single element object") - - -p + theme( - text = element_text(colour = 'blue')) + - theme(text = element_text(face = 'italic') -) -save_vtest("add blue and italic in separate element objects") - -p + theme( - text = element_text(colour = 'blue'), - text = element_text(face = 'italic') -) -save_vtest("add blue and italic in one theme object with two 'text' elements - result is blue only") - - - -# Inheritance tests - -p + theme_bw(base_size = 24, base_family = "Times") + labs(title = "Title text here") -save_vtest('add theme_bw(base_size=24, base_family="Times")') - - -p + theme_bw() + - theme(axis.title = element_text(size = rel(2), colour = 'blue')) + - theme(axis.title.x = element_text(size = rel(2))) -save_vtest("axis title text is blue, compounded relative sizing") - - -# Next two tests contrast the + operator with the %+replace% operator -t <- theme_bw() + theme(axis.title.y = element_text(size = rel(2))) -p + t -save_vtest("theme_bw + larger relative size for axis.title.y") - -t <- theme_bw() %+replace% theme(axis.title.y = element_text(size = rel(2))) -p + t -save_vtest("theme_bw %+replace% larger relative size for axis.title.y - result is angle=0") - - -t <- theme_bw() + theme(text = element_blank()) -p + t -save_vtest("text is element_blank - result is no text") - - -# Testing specific elements -p + theme(axis.text = element_blank(), axis.ticks = element_blank(), - axis.title = element_blank(), - plot.background = element_rect(fill = "lightblue"), - panel.border = element_rect(colour = "black", size = 4, fill = NA)) -save_vtest("many blank items, and light blue plot background") - -end_vcontext() diff --git a/visual_test/violin.r b/visual_test/violin.r deleted file mode 100644 index 801d1676e..000000000 --- a/visual_test/violin.r +++ /dev/null @@ -1,57 +0,0 @@ -vcontext("violin") - -set.seed(111) -dat <- data.frame(x = LETTERS[1:3], y = rnorm(90)) -dat <- dat[dat$x != "C" | c(T, F),] # Keep half the C's - - -ggplot(dat, aes(x = x, y = y)) + geom_violin() -save_vtest("basic") - -ggplot(dat, aes(x = x, y = y)) + geom_violin(scale = "count") -save_vtest("scale area to sample size (C is smaller)") - -ggplot(dat, aes(x = x, y = y)) + geom_violin(width = .5) -save_vtest("narrower (width=.5)") - - -ggplot(dat, aes(x = x, y = y)) + geom_violin(trim = FALSE) + geom_point(shape = 21) -save_vtest("with tails and points") - -ggplot(dat, aes(x = x, y = y)) + geom_violin(adjust = .3) + geom_point(shape = - 21) -save_vtest("with smaller bandwidth and points") - - -ggplot(dat, aes(x = "foo", y = y, fill = x)) + geom_violin() -save_vtest("dodging") - -ggplot(dat, aes(x = x, y = y)) + geom_violin() + coord_polar() -save_vtest("coord_polar") - -ggplot(dat, aes(x = x, y = y)) + geom_violin() + coord_flip() -save_vtest("coord_flip") - -ggplot(dat, aes(x = "foo", y = y, fill = x)) + geom_violin() + coord_flip() -save_vtest("dodging and coord_flip") - -ggplot(dat, aes(x = as.numeric(x), y = y)) + geom_violin() -save_vtest("continuous x axis, multiple groups (center should be at 2.0)") - -ggplot(dat, aes(x = as.numeric(1), y = y)) + geom_violin() -save_vtest("continuous x axis, single group (center should be at 1.0)") - - -ggplot(dat, aes(x=x, y=y)) + geom_violin(draw_quantiles=c(0.25,0.5,0.75)) -save_vtest("quantiles") - -dat2 <- data.frame(x = LETTERS[1:3], y = rnorm(90), g = letters[5:6]) - -ggplot(dat2, aes(x = x, y = y, fill = g)) + geom_violin() -save_vtest("grouping on x and fill") - -ggplot(dat2, aes(x = x, y = y, fill = g)) + - geom_violin(position = position_dodge(width = .5)) -save_vtest("grouping on x and fill, dodge width = 0.5") - -end_vcontext()