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text-styles.yaml
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text-styles.yaml
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- name: 2d.text.font.parse.basic
code: |
ctx.font = '20px serif';
@assert ctx.font === '20px serif';
ctx.font = '20PX SERIF';
@assert ctx.font === '20px serif'; @moz-todo
- name: 2d.text.font.parse.tiny
code: |
ctx.font = '1px sans-serif';
@assert ctx.font === '1px sans-serif';
- name: 2d.text.font.parse.complex
code: |
ctx.font = 'small-caps italic 400 12px/2 Unknown Font, sans-serif';
@assert ctx.font === 'italic small-caps 12px "Unknown Font", sans-serif'; @moz-todo
- name: 2d.text.font.parse.family
code: |
ctx.font = '20px cursive,fantasy,monospace,sans-serif,serif,UnquotedFont,"QuotedFont\\\\\\","';
@assert ctx.font === '20px cursive, fantasy, monospace, sans-serif, serif, UnquotedFont, "QuotedFont\\\\\\","';
# TODO:
# 2d.text.font.parse.size.absolute
# xx-small x-small small medium large x-large xx-large
# 2d.text.font.parse.size.relative
# smaller larger
# 2d.text.font.parse.size.length.relative
# em ex px
# 2d.text.font.parse.size.length.absolute
# in cm mm pt pc
- name: 2d.text.font.parse.size.percentage
canvas: 'style="font-size: 144px"'
code: |
ctx.font = '50% serif';
@assert ctx.font === '72px serif'; @moz-todo
canvas.setAttribute('style', 'font-size: 100px');
@assert ctx.font === '72px serif'; @moz-todo
- name: 2d.text.font.parse.size.percentage.default
code: |
var canvas2 = document.createElement('canvas');
var ctx2 = canvas2.getContext('2d');
ctx2.font = '1000% serif';
@assert ctx2.font === '100px serif'; @moz-todo
- name: 2d.text.font.parse.system
desc: System fonts must be computed to explicit values
code: |
ctx.font = 'message-box';
@assert ctx.font !== 'message-box';
- name: 2d.text.font.parse.invalid
code: |
ctx.font = '20px serif';
@assert ctx.font === '20px serif';
ctx.font = '20px serif';
ctx.font = '';
@assert ctx.font === '20px serif';
ctx.font = '20px serif';
ctx.font = 'bogus';
@assert ctx.font === '20px serif';
ctx.font = '20px serif';
ctx.font = 'inherit';
@assert ctx.font === '20px serif';
ctx.font = '20px serif';
ctx.font = '10px {bogus}';
@assert ctx.font === '20px serif';
ctx.font = '20px serif';
ctx.font = '10px initial';
@assert ctx.font === '20px serif'; @moz-todo
ctx.font = '20px serif';
ctx.font = '10px default';
@assert ctx.font === '20px serif'; @moz-todo
ctx.font = '20px serif';
ctx.font = '10px inherit';
@assert ctx.font === '20px serif';
ctx.font = '20px serif';
ctx.font = '10px revert';
@assert ctx.font === '20px serif';
ctx.font = '20px serif';
ctx.font = 'var(--x)';
@assert ctx.font === '20px serif';
ctx.font = '20px serif';
ctx.font = 'var(--x, 10px serif)';
@assert ctx.font === '20px serif';
ctx.font = '20px serif';
ctx.font = '1em serif; background: green; margin: 10px';
@assert ctx.font === '20px serif';
- name: 2d.text.font.default
code: |
@assert ctx.font === '10px sans-serif';
- name: 2d.text.font.relative_size
code: |
var canvas2 = document.createElement('canvas');
var ctx2 = canvas2.getContext('2d');
ctx2.font = '1em sans-serif';
@assert ctx2.font === '10px sans-serif';
- name: 2d.text.align.valid
code: |
ctx.textAlign = 'start';
@assert ctx.textAlign === 'start';
ctx.textAlign = 'end';
@assert ctx.textAlign === 'end';
ctx.textAlign = 'left';
@assert ctx.textAlign === 'left';
ctx.textAlign = 'right';
@assert ctx.textAlign === 'right';
ctx.textAlign = 'center';
@assert ctx.textAlign === 'center';
- name: 2d.text.align.invalid
code: |
ctx.textAlign = 'start';
ctx.textAlign = 'bogus';
@assert ctx.textAlign === 'start';
ctx.textAlign = 'start';
ctx.textAlign = 'END';
@assert ctx.textAlign === 'start';
ctx.textAlign = 'start';
ctx.textAlign = 'end ';
@assert ctx.textAlign === 'start';
ctx.textAlign = 'start';
ctx.textAlign = 'end\0';
@assert ctx.textAlign === 'start';
- name: 2d.text.align.default
code: |
@assert ctx.textAlign === 'start';
- name: 2d.text.baseline.valid
code: |
ctx.textBaseline = 'top';
@assert ctx.textBaseline === 'top';
ctx.textBaseline = 'hanging';
@assert ctx.textBaseline === 'hanging';
ctx.textBaseline = 'middle';
@assert ctx.textBaseline === 'middle';
ctx.textBaseline = 'alphabetic';
@assert ctx.textBaseline === 'alphabetic';
ctx.textBaseline = 'ideographic';
@assert ctx.textBaseline === 'ideographic';
ctx.textBaseline = 'bottom';
@assert ctx.textBaseline === 'bottom';
- name: 2d.text.baseline.invalid
code: |
ctx.textBaseline = 'top';
ctx.textBaseline = 'bogus';
@assert ctx.textBaseline === 'top';
ctx.textBaseline = 'top';
ctx.textBaseline = 'MIDDLE';
@assert ctx.textBaseline === 'top';
ctx.textBaseline = 'top';
ctx.textBaseline = 'middle ';
@assert ctx.textBaseline === 'top';
ctx.textBaseline = 'top';
ctx.textBaseline = 'middle\0';
@assert ctx.textBaseline === 'top';
- name: 2d.text.baseline.default
code: |
@assert ctx.textBaseline === 'alphabetic';
- name: 2d.text.draw.baseline.top
desc: textBaseline top is the top of the em square (not the bounding box)
fonts:
- CanvasTest
code: |
ctx.font = '50px CanvasTest';
deferTest();
step_timeout(t.step_func_done(function () {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.textBaseline = 'top';
ctx.fillText('CC', 0, 0);
@assert pixel 5,5 ==~ 0,255,0,255;
@assert pixel 95,5 ==~ 0,255,0,255;
@assert pixel 25,25 ==~ 0,255,0,255;
@assert pixel 75,25 ==~ 0,255,0,255;
@assert pixel 5,45 ==~ 0,255,0,255;
@assert pixel 95,45 ==~ 0,255,0,255;
}), 500);
expected: green
- name: 2d.text.draw.baseline.bottom
desc: textBaseline bottom is the bottom of the em square (not the bounding box)
fonts:
- CanvasTest
code: |
ctx.font = '50px CanvasTest';
deferTest();
step_timeout(t.step_func_done(function () {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.textBaseline = 'bottom';
ctx.fillText('CC', 0, 50);
@assert pixel 5,5 ==~ 0,255,0,255;
@assert pixel 95,5 ==~ 0,255,0,255;
@assert pixel 25,25 ==~ 0,255,0,255;
@assert pixel 75,25 ==~ 0,255,0,255;
@assert pixel 5,45 ==~ 0,255,0,255;
@assert pixel 95,45 ==~ 0,255,0,255;
}), 500);
expected: green
- name: 2d.text.draw.baseline.middle
desc: textBaseline middle is the middle of the em square (not the bounding box)
fonts:
- CanvasTest
code: |
ctx.font = '50px CanvasTest';
deferTest();
step_timeout(t.step_func_done(function () {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.textBaseline = 'middle';
ctx.fillText('CC', 0, 25);
@assert pixel 5,5 ==~ 0,255,0,255;
@assert pixel 95,5 ==~ 0,255,0,255;
@assert pixel 25,25 ==~ 0,255,0,255;
@assert pixel 75,25 ==~ 0,255,0,255;
@assert pixel 5,45 ==~ 0,255,0,255;
@assert pixel 95,45 ==~ 0,255,0,255;
}), 500);
expected: green
- name: 2d.text.draw.baseline.alphabetic
fonts:
- CanvasTest
code: |
ctx.font = '50px CanvasTest';
deferTest();
step_timeout(t.step_func_done(function () {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.textBaseline = 'alphabetic';
ctx.fillText('CC', 0, 37.5);
@assert pixel 5,5 ==~ 0,255,0,255;
@assert pixel 95,5 ==~ 0,255,0,255;
@assert pixel 25,25 ==~ 0,255,0,255;
@assert pixel 75,25 ==~ 0,255,0,255;
@assert pixel 5,45 ==~ 0,255,0,255;
@assert pixel 95,45 ==~ 0,255,0,255;
}), 500);
expected: green
- name: 2d.text.draw.baseline.ideographic
fonts:
- CanvasTest
code: |
ctx.font = '50px CanvasTest';
deferTest();
step_timeout(t.step_func_done(function () {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.textBaseline = 'ideographic';
ctx.fillText('CC', 0, 31.25);
@assert pixel 5,5 ==~ 0,255,0,255;
@assert pixel 95,5 ==~ 0,255,0,255;
@assert pixel 25,25 ==~ 0,255,0,255;
@assert pixel 75,25 ==~ 0,255,0,255;
@assert pixel 5,45 ==~ 0,255,0,255; @moz-todo
@assert pixel 95,45 ==~ 0,255,0,255; @moz-todo
}), 500);
expected: green
- name: 2d.text.draw.baseline.hanging
fonts:
- CanvasTest
code: |
ctx.font = '50px CanvasTest';
deferTest();
step_timeout(t.step_func_done(function () {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.textBaseline = 'hanging';
ctx.fillText('CC', 0, 12.5);
@assert pixel 5,5 ==~ 0,255,0,255; @moz-todo
@assert pixel 95,5 ==~ 0,255,0,255; @moz-todo
@assert pixel 25,25 ==~ 0,255,0,255;
@assert pixel 75,25 ==~ 0,255,0,255;
@assert pixel 5,45 ==~ 0,255,0,255;
@assert pixel 95,45 ==~ 0,255,0,255;
}), 500);
expected: green
- name: 2d.text.draw.space.collapse.space
desc: Space characters are converted to U+0020, and collapsed (per CSS)
fonts:
- CanvasTest
code: |
ctx.font = '50px CanvasTest';
deferTest();
step_timeout(t.step_func_done(function () {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.fillText('E EE', -100, 37.5);
@assert pixel 25,25 ==~ 0,255,0,255; @moz-todo
@assert pixel 75,25 ==~ 0,255,0,255;
}), 500);
expected: green
- name: 2d.text.draw.space.collapse.other
desc: Space characters are converted to U+0020, and collapsed (per CSS)
fonts:
- CanvasTest
code: |
ctx.font = '50px CanvasTest';
deferTest();
step_timeout(t.step_func_done(function () {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.fillText('E \x09\x0a\x0c\x0d \x09\x0a\x0c\x0dEE', -100, 37.5);
@assert pixel 25,25 ==~ 0,255,0,255; @moz-todo
@assert pixel 75,25 ==~ 0,255,0,255; @moz-todo
}), 500);
expected: green
- name: 2d.text.draw.space.collapse.start
desc: Space characters at the start of a line are collapsed (per CSS)
fonts:
- CanvasTest
code: |
ctx.font = '50px CanvasTest';
deferTest();
step_timeout(t.step_func_done(function () {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.fillText(' EE', 0, 37.5);
@assert pixel 25,25 ==~ 0,255,0,255; @moz-todo
@assert pixel 75,25 ==~ 0,255,0,255;
}), 500);
expected: green
- name: 2d.text.draw.space.collapse.end
desc: Space characters at the end of a line are collapsed (per CSS)
fonts:
- CanvasTest
code: |
ctx.font = '50px CanvasTest';
deferTest();
step_timeout(t.step_func_done(function () {
ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.fillStyle = '#0f0';
ctx.textAlign = 'right';
ctx.fillText('EE ', 100, 37.5);
@assert pixel 25,25 ==~ 0,255,0,255;
@assert pixel 75,25 ==~ 0,255,0,255; @moz-todo
}), 500);
expected: green
- name: 2d.text.measure.width.space
desc: Space characters are converted to U+0020 and collapsed (per CSS)
fonts:
- CanvasTest
code: |
deferTest();
var f = new FontFace("CanvasTest", "/fonts/CanvasTest.ttf");
document.fonts.add(f);
document.fonts.ready.then(() => {
step_timeout(t.step_func_done(function () {
ctx.font = '50px CanvasTest';
@assert ctx.measureText('A B').width === 150;
@assert ctx.measureText('A B').width === 200;
@assert ctx.measureText('A \x09\x0a\x0c\x0d \x09\x0a\x0c\x0dB').width === 150; @moz-todo
@assert ctx.measureText('A \x0b B').width >= 200;
@assert ctx.measureText(' AB').width === 100; @moz-todo
@assert ctx.measureText('AB ').width === 100; @moz-todo
}), 500);
});
- name: 2d.text.measure.rtl.text
desc: Measurement should follow canvas direction instead text direction
fonts:
- CanvasTest
code: |
metrics = ctx.measureText('اَلْعَرَبِيَّةُ');
@assert metrics.actualBoundingBoxLeft < metrics.actualBoundingBoxRight;
metrics = ctx.measureText('hello');
@assert metrics.actualBoundingBoxLeft < metrics.actualBoundingBoxRight;
- name: 2d.text.measure.boundingBox.textAlign
desc: Measurement should be related to textAlignment
code: |
ctx.textAlign = "right";
metrics = ctx.measureText('hello');
@assert metrics.actualBoundingBoxLeft > metrics.actualBoundingBoxRight;
ctx.textAlign = "left"
metrics = ctx.measureText('hello');
@assert metrics.actualBoundingBoxLeft < metrics.actualBoundingBoxRight;
- name: 2d.text.measure.boundingBox.direction
desc: Measurement should follow text direction
code: |
ctx.direction = "ltr";
metrics = ctx.measureText('hello');
@assert metrics.actualBoundingBoxLeft < metrics.actualBoundingBoxRight;
ctx.direction = "rtl";
metrics = ctx.measureText('hello');
@assert metrics.actualBoundingBoxLeft > metrics.actualBoundingBoxRight;