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<!DOCTYPE html>
<title>OffscreenCanvas test: 2d.text.draw.generic.family</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/html/canvas/resources/canvas-tests.js"></script>
<script>
function drawCanvas(ctx, family)
{
ctx.font = '16px ' + family;
ctx.fillText(family, 0, 16);
}
function testDrawGenericFamily(family)
{
let offscreenCanvas = new OffscreenCanvas(88, 24);
let oCtx = offscreenCanvas.getContext('2d');
drawCanvas(oCtx, family);
let canvas = document.createElement('canvas');
let ctx = canvas.getContext('2d');
drawCanvas(ctx, family);
let data1 = oCtx.getImageData(0, 0, 88, 24).data;
let data2 = ctx.getImageData(0, 0, 88, 24).data;
assert_array_equals(data1, data2,
"The image data generated by drawing generic font family '" + family +
"' should be the same for both OffscreenCanvas and regular canvas");
}
test(function() {
testDrawGenericFamily('sans-serif');
}, "Test that drawing sans-serif produces the same result between canvas and OffscreenCanvas");
test(function() {
testDrawGenericFamily('serif');
}, "Test that drawing serif produces the same result between canvas and OffscreenCanvas");
test(function() {
testDrawGenericFamily('cursive');
}, "Test that drawing cursive produces the same result between canvas and OffscreenCanvas");
test(function() {
testDrawGenericFamily('fantasy');
}, "Test that drawing fantasy produces the same result between canvas and OffscreenCanvas");
test(function() {
testDrawGenericFamily('monospace');
}, "Test that drawing monospace produces the same result between canvas and OffscreenCanvas");
</script>
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