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- <!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>
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