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diff --git a/layout/style/test/test_flexbox_flex_shorthand.html b/layout/style/test/test_flexbox_flex_shorthand.html new file mode 100644 index 000000000..24bffed94 --- /dev/null +++ b/layout/style/test/test_flexbox_flex_shorthand.html @@ -0,0 +1,280 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=696253 +--> +<head> + <meta charset="utf-8"> + <title>Test for Bug 696253</title> + <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> + <script type="text/javascript" src="property_database.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=696253">Mozilla Bug 696253</a> +<div id="display"> + <div id="content"> + </div> +</div> +<pre id="test"> +<script type="application/javascript;version=1.7"> +"use strict"; + +/** Test for Bug 696253 **/ +/* (Testing the 'flex' CSS shorthand property) */ + +// The CSS property name for the shorthand we're testing: +const gFlexPropName = "flex"; + +// Info from property_database.js on this property: +const gFlexPropInfo = gCSSProperties[gFlexPropName]; + +// The name of the property in the DOM (i.e. in elem.style): +// (NOTE: In this case it's actually the same as the CSS property name -- +// "flex" -- but that's not guaranteed in general.) +const gFlexDOMName = gFlexPropInfo.domProp; + +// Default values for shorthand subproperties, when they're not specified +// explicitly in a testcase. This lets the testcases be more concise. +// +// The values here are from the flexbox spec on the 'flex' shorthand: +// "When omitted, [flex-grow and flex-shrink are] set to '1'." +// "When omitted [..., flex-basis's] specified value is '0%'." +let gFlexShorthandDefaults = { + "flex-grow": "1", + "flex-shrink": "1", + "flex-basis": "0%" +}; + +let gFlexShorthandTestcases = [ +/* + { + "flex": "SPECIFIED value for flex shorthand", + + // Expected Computed Values of Subproperties + // Semi-optional -- if unspecified, the expected value is taken + // from gFlexShorthandDefaults. + "flex-grow": "EXPECTED computed value for flex-grow property", + "flex-shrink": "EXPECTED computed value for flex-shrink property", + "flex-basis": "EXPECTED computed value for flex-basis property", + }, +*/ + + // Initial values of subproperties: + // -------------------------------- + // (checked by another test that uses property_database.js, too, but + // might as well check here, too, for thoroughness). + { + "flex": "", + "flex-grow": "0", + "flex-shrink": "1", + "flex-basis": "auto", + }, + { + "flex": "initial", + "flex-grow": "0", + "flex-shrink": "1", + "flex-basis": "auto", + }, + + // Special keyword "none" --> "0 0 auto" + // ------------------------------------- + { + "flex": "none", + "flex-grow": "0", + "flex-shrink": "0", + "flex-basis": "auto", + }, + + // One Value (numeric) --> sets flex-grow + // -------------------------------------- + { + "flex": "0", + "flex-grow": "0", + }, + { + "flex": "5", + "flex-grow": "5", + }, + { + "flex": "1000", + "flex-grow": "1000", + }, + { + "flex": "0.0000001", + "flex-grow": "1e-7" + }, + { + "flex": "20000000", + "flex-grow": "2e+7" + }, + + // One Value (length or other nonnumeric) --> sets flex-basis + // ---------------------------------------------------------- + { + "flex": "0px", + "flex-basis": "0px", + }, + { + "flex": "0%", + "flex-basis": "0%", + }, + { + "flex": "25px", + "flex-basis": "25px", + }, + { + "flex": "5%", + "flex-basis": "5%", + }, + { + "flex": "auto", + "flex-basis": "auto", + }, + { + "flex": "-moz-fit-content", + "flex-basis": "-moz-fit-content", + }, + { + "flex": "calc(5px + 6px)", + "flex-basis": "11px", + }, + { + "flex": "calc(15% + 30px)", + "flex-basis": "calc(30px + 15%)", + }, + + // Two Values (numeric) --> sets flex-grow, flex-shrink + // ---------------------------------------------------- + { + "flex": "0 0", + "flex-grow": "0", + "flex-shrink": "0", + }, + { + "flex": "0 2", + "flex-grow": "0", + "flex-shrink": "2", + }, + { + "flex": "3 0", + "flex-grow": "3", + "flex-shrink": "0", + }, + { + "flex": "0.5000 2.03", + "flex-grow": "0.5", + "flex-shrink": "2.03", + }, + { + "flex": "300.0 500.0", + "flex-grow": "300", + "flex-shrink": "500", + }, + + // Two Values (numeric & length-ish) --> sets flex-grow, flex-basis + // ---------------------------------------------------------------- + { + "flex": "0 0px", + "flex-grow": "0", + "flex-basis": "0px", + }, + { + "flex": "0 0%", + "flex-grow": "0", + "flex-basis": "0%", + }, + { + "flex": "10 30px", + "flex-grow": "10", + "flex-basis": "30px", + }, + { + "flex": "99px 2.3", + "flex-grow": "2.3", + "flex-basis": "99px", + }, + { + "flex": "99% 6", + "flex-grow": "6", + "flex-basis": "99%", + }, + { + "flex": "auto 5", + "flex-grow": "5", + "flex-basis": "auto", + }, + { + "flex": "5 -moz-fit-content", + "flex-grow": "5", + "flex-basis": "-moz-fit-content", + }, + { + "flex": "calc(5% + 10px) 3", + "flex-grow": "3", + "flex-basis": "calc(10px + 5%)", + }, + + // Three Values --> Sets all three subproperties + // --------------------------------------------- + { + "flex": "0 0 0", + "flex-grow": "0", + "flex-shrink": "0", + "flex-basis": "0px", + }, + { + "flex": "0.0 0.00 0px", + "flex-grow": "0", + "flex-shrink": "0", + "flex-basis": "0px", + }, + { + "flex": "0% 0 0", + "flex-grow": "0", + "flex-shrink": "0", + "flex-basis": "0%", + }, + { + "flex": "10px 3 2", + "flex-grow": "3", + "flex-shrink": "2", + "flex-basis": "10px", + }, +]; + +function runFlexShorthandTest(aFlexShorthandTestcase) +{ + let content = document.getElementById("content"); + + let elem = document.createElement("div"); + + elem.style[gFlexDOMName] = aFlexShorthandTestcase[gFlexPropName]; + content.appendChild(elem); + + gFlexPropInfo.subproperties.forEach(function(aSubPropName) { + var expectedVal = aSubPropName in aFlexShorthandTestcase ? + aFlexShorthandTestcase[aSubPropName] : + gFlexShorthandDefaults[aSubPropName]; + + // Compare computed value against expected computed value (from testcase) + is(window.getComputedStyle(elem, null).getPropertyValue(aSubPropName), + expectedVal, + "Computed value of subproperty \"" + aSubPropName + "\" when we set \"" + + gFlexPropName + ": " + aFlexShorthandTestcase[gFlexPropName] + "\""); + }); + + // Clean up + content.removeChild(elem); +} + +function main() { + gFlexShorthandTestcases.forEach(runFlexShorthandTest); +} + +main(); + +</script> +</pre> +</body> +</html> |