2009-02-27 11:16:57 -08:00
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<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=435293
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-->
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<head>
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<title>Test for Bug 435293</title>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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<style>
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2009-11-02 11:36:43 -08:00
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/* Skewed boxes can get very big. The .pane wrapper prevents them
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from obscuring the test results. */
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.pane {
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height: 300px;
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width: 300px;
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float: left;
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overflow: auto;
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border: 1px solid black;
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}
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.test {
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background: green;
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height: 100px;
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width: 100px;
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margin: 100px;
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2009-02-27 11:16:57 -08:00
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}
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2009-11-02 11:36:43 -08:00
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/* Radian units are not used in this test because our CSS
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implementation stores all dimensional values in single-
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precision floating point, which makes it impossible to
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hit mathematically interesting angles with radians.
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Degrees and grads do not suffer this problem. */
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2009-02-27 11:16:57 -08:00
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#test1 {
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-moz-transform: skewx(30deg);
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}
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#test2 {
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-moz-transform: skewy(60deg);
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}
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#test3 {
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-moz-transform: skew(45deg, 45deg);
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}
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#test4 {
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-moz-transform: skew(360deg, 45deg);
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}
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#test5 {
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-moz-transform: skew(45deg, 150grad);
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}
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#test6 {
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-moz-transform: skew(80%, 78px);
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}
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#test7 {
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-moz-transform: skew(2em, 40ex);
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}
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#test8 {
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-moz-transform: skew(-45deg, -465deg);
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}
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#test9 {
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-moz-transform: skew(30deg, 30deg, 30deg);
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}
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/* approach the singularity from the negative side */
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#test10 {
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-moz-transform: skew(50grad, 90.001deg);
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}
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#test11 {
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-moz-transform: skew(300grad, 90.001deg);
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}
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</style>
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</head>
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<body>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=435293">Mozilla Bug 435293</a>
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<p id="display"></p>
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<div id="content">
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<div class="pane"><div id="test1" class="test">test</div></div>
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<div class="pane"><p id="test2" class="test">test</p></div>
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<div class="pane"><div id="test3" class="test">test</div></div>
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<div class="pane"><div id="test4" class="test">test</div></div>
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<div class="pane"><div id="test5" class="test">test</div></div>
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<div class="pane"><div id="test6" class="test">test</div></div>
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<div class="pane"><div id="test7" class="test">test</div></div>
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<div class="pane"><div id="test8" class="test">test</div></div>
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<div class="pane"><div id="test9" class="test">test</div></div>
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<div class="pane"><div id="test10" class="test">test</div></div>
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<div class="pane"><div id="test11" class="test">test</div></div>
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</div>
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<pre id="test">
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<script type="application/javascript">
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runtests();
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function runtests() {
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// For test 1 we need to handle the contingency that different systems may
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// round differently. We will parse out the values and compare them
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// individually. The matrix should be: matrix(1, 0, 0.57735, 1, 0, 0)
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var style = window.getComputedStyle(document.getElementById("test1"), "");
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var tformStyle = style.getPropertyValue("-moz-transform");
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var tformValues = tformStyle.substring(tformStyle.indexOf('(') + 1,
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tformStyle.indexOf(')')).split(',');
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is((+tformValues[0]), 1, "Test1: skewx: param 0 is 1");
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is((+tformValues[1]), 0, "Test1: skewx: param 1 is 0");
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ok(verifyRounded(tformValues[2], 0.57735), "Test1: skewx: Rounded param 2 is in bounds");
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is((+tformValues[3]), 1, "Test1: skewx: param 3 is 1");
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is((+tformValues[4]), 0, "Test1: skewx: param 4 is 0");
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is((+tformValues[5]), 0, "Test1: skewx: param 5 is 0");
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// Again, handle rounding for test 2, proper matrix should be:
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// matrix(1, 1.73205, 0, 1, 0, 0)
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style = window.getComputedStyle(document.getElementById("test2"), "");
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tformStyle = style.getPropertyValue("-moz-transform");
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tformValues = tformStyle.substring(tformStyle.indexOf('(') + 1,
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tformStyle.indexOf(')')).split(',');
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is((+tformValues[0]), 1, "Test2: skewy: param 0 is 1");
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ok(verifyRounded(tformValues[1], 1.73205), "Test2: skewy: Rounded param 1 is in bounds");
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is((+tformValues[2]), 0, "Test2: skewy: param 2 is 0");
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is((+tformValues[3]), 1, "Test2: skewy: param 3 is 1");
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is((+tformValues[4]), 0, "Test2: skewy: param 4 is 0");
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is((+tformValues[5]), 0, "Test2: skewy: param 5 is 0");
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style = window.getComputedStyle(document.getElementById("test3"), "");
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is(style.getPropertyValue("-moz-transform"), "matrix(1, 1, 1, 1, 0, 0)",
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"Test3: Skew proper matrix is applied");
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style = window.getComputedStyle(document.getElementById("test4"), "");
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is(style.getPropertyValue("-moz-transform"), "matrix(1, 1, 0, 1, 0, 0)",
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"Test4: Skew angle wrap: proper matrix is applied");
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style = window.getComputedStyle(document.getElementById("test5"), "");
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is(style.getPropertyValue("-moz-transform"), "matrix(1, -1, 1, 1, 0, 0)",
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"Test5: Skew mixing deg and grad");
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style = window.getComputedStyle(document.getElementById("test6"), "");
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is(style.getPropertyValue("-moz-transform"), "none",
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"Test6: Skew with invalid units");
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style = window.getComputedStyle(document.getElementById("test7"), "");
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is(style.getPropertyValue("-moz-transform"), "none",
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"Test7: Skew with more invalid units");
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// Test 8: skew with negative degrees, here again we must handle rounding.
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// The matrix should be: matrix(1, 3.73206, -1, 1, 0, 0)
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style = window.getComputedStyle(document.getElementById("test8"), "");
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tformStyle = style.getPropertyValue("-moz-transform");
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tformValues = tformStyle.substring(tformStyle.indexOf('(') + 1,
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tformStyle.indexOf(')')).split(',');
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is(tformValues[0], 1, "Test8: Test skew with negative degrees-param 0 is 1");
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ok(verifyRounded(tformValues[1], 3.73206), "Test8: Rounded param 1 is in bounds");
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is((+tformValues[2]), -1, "Test8: param 2 is -1");
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is((+tformValues[3]), 1, "Test8: param 3 is 1");
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is((+tformValues[4]), 0, "Test8: param 4 is 0");
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is((+tformValues[5]), 0, "Test8: param 5 is 0");
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style = window.getComputedStyle(document.getElementById("test9"), "");
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is(style.getPropertyValue("-moz-transform"), "none",
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"Test9: Skew in 3d should be ignored");
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style = window.getComputedStyle(document.getElementById("test10"), "");
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is(style.getPropertyValue("-moz-transform"), "matrix(1, -10000, 1, 1, 0, 0)",
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"Test10: Skew with nearly infinite numbers");
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style = window.getComputedStyle(document.getElementById("test11"), "");
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is(style.getPropertyValue("-moz-transform"), "matrix(1, -10000, 10000, 1, 0, 0)",
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"Test11: Skew with more infinite numbers");
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}
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// Verifies that aVal is +/- 0.00001 of aTrueVal
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// Returns true if so, false if not
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function verifyRounded(aVal, aTrueVal) {
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return (Math.abs(aVal - aTrueVal).toFixed(5) <= 0.00001);
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}
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</script>
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</pre>
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</body>
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</html>
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