Chromium Code Reviews Chromium Code Reviews
Issue 1936913002:
[CSS] Accept 8 (#RRGGBBAA) and 4 (#RGBA) value hex colors (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master| Index: third_party/WebKit/LayoutTests/fast/css/hex-colors.html |
| diff --git a/third_party/WebKit/LayoutTests/fast/css/hex-colors.html b/third_party/WebKit/LayoutTests/fast/css/hex-colors.html |
| new file mode 100644 |
| index 0000000000000000000000000000000000000000..8a81b37bc17f9f36c5fa53ab006c39cbbc2cc743 |
| --- /dev/null |
| +++ b/third_party/WebKit/LayoutTests/fast/css/hex-colors.html |
| @@ -0,0 +1,77 @@ |
| +<script> |
|
Timothy Loh
2016/05/11 07:23:08
This should have <!doctype html>
Noel Gordon
2016/05/12 01:59:26
Done.
|
| +if (window.testRunner) |
| + testRunner.dumpAsText(); |
| + |
| +var TESTS = [ |
| + ["#000", 0, 0, 0], |
| + ["#001", 0, 0, 17], |
| + ["#012", 0, 17, 34], |
| + ["#123", 17, 34, 51], |
| + ["#0001", 0, 0, 0, 17], |
| + ["#0012", 0, 0, 17,34], |
| + ["#0123", 0, 17, 34, 51], |
| + ["#1234", 17, 34, 51, 68], |
| + ["#000000", 0, 0, 0], |
| + ["#000012", 0, 0, 18], |
| + ["#001234", 0, 18, 52], |
| + ["#123456", 18, 52, 86], |
| + ["#00000000", 0, 0, 0, 0], |
| + ["#00000012", 0, 0, 0, 18], |
| + ["#00001234", 0, 0, 18, 52], |
| + ["#00123456", 0, 18, 52, 86], |
| + ["#12345678", 18, 52, 86, 120], |
| + // Bad content from here on shows the red failure color. |
| + ["#12x3", 255, 0, 0], |
| + ["#123x", 255, 0, 0], |
| + ["#123x4567", 255, 0, 0], |
| + ["#1234567r", 255, 0, 0], |
| + ["#123456x6", 255, 0, 0], |
| +]; |
| + |
| +function extractComponents(rgbValue) { |
| + var re = /rgba?\((\d+),\s(\d+),\s(\d+)(,\s([\d\.]+))?\)/; |
| + var match = re.exec(rgbValue); |
| + var results = [parseInt(match[1]), parseInt(match[2]), parseInt(match[3])]; |
| + if (match[5]) |
| + results.push(Math.round(parseFloat(match[5]) * 255)); |
| + return results; |
| +} |
| + |
| +function componentsMatch(components, expectedR, expectedG, expectedB, expectedA) { |
| + if (components[0] == expectedR && components[1] == expectedG && components[2] == expectedB) { |
| + if (components.length != 4) |
| + return true; |
| + return components[3] == expectedA; |
| + } |
| +} |
| + |
| +function componentsAsRGBA(r, g, b, a) { |
| + if (a !== undefined) |
| + return "red:" + r + " green: " + g + " blue: " + b + " alpha: " + a; |
| + return "red:" + r + " green: " + g + " blue: " + b; |
| +} |
| + |
| +function runTest() { |
| + var element = document.querySelector("p"); |
| + var results = ""; |
| + |
| + for (var test of TESTS) { |
| + element.style.color = test[0]; |
| + var components = extractComponents(window.getComputedStyle(element).color); |
| + if (componentsMatch(components, test[1], test[2], test[3], test[4])) |
| + results += "PASS " + test[0] + " was " + componentsAsRGBA(test[1], test[2], test[3], test[4]) + "<br>"; |
| + else |
| + results += "FAIL " + test[0] + " should be " + componentsAsRGBA(test[1], test[2], test[3], test[4]) + " but was " + componentsAsRGBA(components[0], components[1], components[2], components[3]) + "<br>"; |
| + |
| + // Force a color reset and style recalc. |
| + element.style.color = "red"; |
| + computedStyle = window.getComputedStyle(element).color; |
| + } |
| + |
| + document.querySelector("div").innerHTML = results; |
| +} |
| + |
| +window.addEventListener("load", runTest, false); |
| +</script> |
| +<div id="results"></div> |
| +<p></p> |
