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feat_diff_summary()
functions to help summarise diff(). Useful …
…for exploring the time gaps in the `index`. (#100)
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context("feature diff summary") | ||
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heights_diff_summary <- heights %>% | ||
features(year, feat_diff_summary) | ||
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test_that("feat_diff_summary returns the right names", { | ||
expect_equal(names(heights_diff_summary), | ||
c("country", | ||
"diff_var", | ||
"diff_sd", | ||
"diff_min", | ||
"diff_q25", | ||
"diff_mean", | ||
"diff_median", | ||
"diff_q75", | ||
"diff_max")) | ||
}) | ||
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test_that("feat_diff_summary returns the right dimensions", { | ||
expect_equal(dim(heights_diff_summary), | ||
c(144, 9)) | ||
}) | ||
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test_that("feat_diff_summary returns all ids", { | ||
expect_equal(dplyr::n_distinct(heights_diff_summary$country), 144) | ||
}) |