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Unified Diff: third_party/WebKit/LayoutTests/svg/dom/SVGLength-px-with-context.html

Issue 2271223002: Convert LayoutTests/svg/dom/SVGLength*.html js-tests.js tests to testharness.js based tests. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: created subtests Created 4 years, 4 months ago
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« third_party/WebKit/LayoutTests/svg/dom/SVGLength-px.html ('K') | « third_party/WebKit/LayoutTests/svg/dom/SVGLength-px-expected.txt ('k') | third_party/WebKit/LayoutTests/svg/dom/SVGLength-px-with-context-expected.txt » ('j') | no next file with comments »
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Index: third_party/WebKit/LayoutTests/svg/dom/SVGLength-px-with-context.html
diff --git a/third_party/WebKit/LayoutTests/svg/dom/SVGLength-px-with-context.html b/third_party/WebKit/LayoutTests/svg/dom/SVGLength-px-with-context.html
index aacdecdaea8e63306c9502e60e19856d610892dd..8ddec34a576127af503a66b6d97682007c133c9f 100644
--- a/third_party/WebKit/LayoutTests/svg/dom/SVGLength-px-with-context.html
+++ b/third_party/WebKit/LayoutTests/svg/dom/SVGLength-px-with-context.html
@@ -1,11 +1,147 @@
-<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">
-<html>
-<head>
-<script src="../../resources/js-test.js"></script>
-</head>
-<body>
-<p id="description"></p>
-<div id="console"></div>
-<script src="script-tests/SVGLength-px-with-context.js"></script>
-</body>
-</html>
+<!DOCTYPE HTML>
+<title>SVGLength, converting from 'px' to other units (attached)</title>
+<script src="../../resources/testharness.js"></script>
+<script src="../../resources/testharnessreport.js"></script>
+<p></p>
+<script>
+// Setup a real SVG document, so SVGLength can resolve relative units.
+var svgElement = document.createElementNS("http://www.w3.org/2000/svg", "svg");
+svgElement.setAttribute("width", "150");
+svgElement.setAttribute("height", "50");
+svgElement.setAttribute("viewBox", "0 0 150 50");
+
+var rectElement = document.createElementNS("http://www.w3.org/2000/svg", "rect");
+rectElement.setAttribute("style", "visibility: hidden; font-size: 12px; font-family: Ahem;");
+svgElement.appendChild(rectElement);
+document.querySelector("p").appendChild(svgElement);
+
+// Extract test information
+var length = rectElement.x.baseVal;
+var svgWidth = svgElement.width.baseVal.value;
+var svgHeight = svgElement.height.baseVal.value;
+var fontSize = parseInt(rectElement.style.fontSize);
+// TODO(shanmuga.m) : Remove calculateDPI() hack and use hardcoded value 96.
fs 2016/08/26 09:03:06 Instead of this, could you just add something that
Shanmuga Pandi 2016/09/01 11:59:56 Done.
+var cssPixelsPerInch = calculateDPI();
+
+function calculateDPI()
+{
+ // Crude hack to determine the DPI, instead of hardcoding our 96 dpi here.
+ var divElement = document.createElement("div");
+ divElement.setAttribute("style", "height: 1in");
+ var pElement = document.querySelector("p");
+ pElement.appendChild(divElement);
+ var cssPixelsPerInch = divElement.offsetHeight;
+ pElement.removeChild(divElement);
+
+ return cssPixelsPerInch;
+}
+
+function calculateXHeight() {
+ // Crude hack to calculate the x-height
+ var divElement = document.createElement("div");
+ divElement.setAttribute("style", "height: 1ex; font-size: 12px; font-family: Ahem;");
+ var pElement = document.querySelector("p");
+ pElement.appendChild(divElement);
+ var xHeight = divElement.offsetHeight;
+ pElement.removeChild(divElement);
+ return xHeight;
+}
fs 2016/08/26 09:03:06 Everything above here could go in a (testharness)
+
+test(function() {
+ // Set value to be 2px.
+ length.valueAsString = "2px";
+ assert_equals(length.unitType, SVGLength.SVG_LENGTHTYPE_PX);
+ assert_equals(length.value, 2);
+ assert_equals(length.valueInSpecifiedUnits, 2);
+ assert_equals(length.valueAsString, "2px");
+}, "Check initial value to be 2px");
fs 2016/08/26 09:03:07 Same naming strategy here. Also, this particular t
+
+test(function() {
+ length.valueAsString = "2px";
+ length.convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_NUMBER);
+ assert_equals(length.valueAsString, "2");
+ assert_equals(length.value, 2);
+ assert_equals(length.valueInSpecifiedUnits, 2);
+ assert_equals(length.unitType, SVGLength.SVG_LENGTHTYPE_NUMBER);
+}, "Convert from px to unitless");
+
+test(function() {
+ length.valueAsString = "2px";
+ length.convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PERCENTAGE);
+ referenceValue = Number(2 / svgWidth * 100).toFixed(5);
+ assert_equals(length.valueAsString, referenceValue + "%");
+ assert_equals(length.valueInSpecifiedUnits.toFixed(5), referenceValue);
+ assert_equals(length.value.toFixed(1), "2.0");
+ assert_equals(length.unitType, SVGLength.SVG_LENGTHTYPE_PERCENTAGE);
+}, "Convert from px to percentage");
+
+test(function() {
+ length.valueAsString = "2px";
+ length.convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_EMS);
+ referenceValue = Number(2 / fontSize).toFixed(6);
+ assert_equals(length.valueAsString, referenceValue + "em");
+ assert_equals(length.valueInSpecifiedUnits.toFixed(6), referenceValue);
+ assert_equals(length.value.toFixed(1), "2.0");
+ assert_equals(length.unitType, SVGLength.SVG_LENGTHTYPE_EMS);
+}, "Convert from px to ems");
+
+test(function() {
+ length.valueAsString = "2px";
+ length.convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_EXS);
+ referenceValue = Number(2 / calculateXHeight()).toFixed(1);
+ // Don't check valueAsString here, it's unreliable across browsers.
+ assert_equals(length.valueInSpecifiedUnits.toFixed(1), referenceValue);
+ assert_equals(length.value.toFixed(1), "2.0");
+ assert_equals(length.unitType, SVGLength.SVG_LENGTHTYPE_EXS);
+}, "Convert from px to exs");
+
+test(function() {
+ length.valueAsString = "2px";
+ length.convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_CM);
+ referenceValue = Number(2 * 2.54 / cssPixelsPerInch).toFixed(7);
+ assert_equals(length.valueAsString, referenceValue + "cm");
+ assert_equals(length.valueInSpecifiedUnits.toFixed(7), referenceValue);
+ assert_equals(length.value.toFixed(1), "2.0");
+ assert_equals(length.unitType, SVGLength.SVG_LENGTHTYPE_CM);
+}, "Convert from px to cm");
+
+test(function() {
+ length.valueAsString = "2px";
+ length.convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_MM);
+ referenceValue = Number(2 * 25.4 / cssPixelsPerInch).toFixed(6);
+ assert_equals(length.valueAsString, referenceValue + "mm");
+ assert_equals(length.valueInSpecifiedUnits.toFixed(6), referenceValue);
+ assert_equals(length.value.toFixed(1), "2.0");
+ assert_equals(length.unitType, SVGLength.SVG_LENGTHTYPE_MM);
+}, "Convert from px to mm");
+
+test(function() {
+ length.valueAsString = "2px";
+ length.convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_IN);
+ referenceValue = Number(2 / cssPixelsPerInch).toFixed(7);
+ assert_equals(length.valueAsString, referenceValue + "in");
+ assert_equals(length.valueInSpecifiedUnits.toFixed(7), referenceValue);
+ assert_equals(length.value.toFixed(1), "2.0");
+ assert_equals(length.unitType, SVGLength.SVG_LENGTHTYPE_IN);
+}, "Convert from px to in");
+
+test(function() {
+ length.valueAsString = "2px";
+ length.convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PT);
+ referenceValue = Number(2 / cssPixelsPerInch * 72);
+ assert_equals(length.valueAsString, referenceValue + "pt");
+ assert_equals(length.valueInSpecifiedUnits, referenceValue);
+ assert_equals(length.value.toFixed(1), "2.0");
+ assert_equals(length.unitType, SVGLength.SVG_LENGTHTYPE_PT);
+}, "Convert from px to pt");
+
+test(function() {
+ length.valueAsString = "2px";
+ length.convertToSpecifiedUnits(SVGLength.SVG_LENGTHTYPE_PC);
+ referenceValue = Number(2 / cssPixelsPerInch * 6).toFixed(3);
+ // Don't check valueAsString here, it's unreliable across browsers.
+ assert_equals(length.valueInSpecifiedUnits.toFixed(3), referenceValue);
+ assert_equals(length.value.toFixed(1), "2.0");
+ assert_equals(length.unitType, SVGLength.SVG_LENGTHTYPE_PC);
+}, "Convert from px to pc");
+</script>
« third_party/WebKit/LayoutTests/svg/dom/SVGLength-px.html ('K') | « third_party/WebKit/LayoutTests/svg/dom/SVGLength-px-expected.txt ('k') | third_party/WebKit/LayoutTests/svg/dom/SVGLength-px-with-context-expected.txt » ('j') | no next file with comments »

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