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Diffstat (limited to 'layout/style/test/test_garbage_at_end_of_declarations.html')
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diff --git a/layout/style/test/test_garbage_at_end_of_declarations.html b/layout/style/test/test_garbage_at_end_of_declarations.html new file mode 100644 index 000000000..5be02a295 --- /dev/null +++ b/layout/style/test/test_garbage_at_end_of_declarations.html @@ -0,0 +1,151 @@ +<!DOCTYPE HTML> +<html> +<!-- +--> +<head> + <title>Test handling of garbage at the end of CSS declarations</title> + <script type="text/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> +<p id="display"></p> +<div id="content" style="display: none"> + +<div id="testnode"></div> + +</div> +<pre id="test"> +<script class="testbody" type="text/javascript"> + +/** Test for correct ExpectEndProperty calls in CSS parser **/ + +/* + * Inspired by review comments on bug 378217. + * + * The original idea was to test that ExpectEndProperty calls are made + * in the correct places in the CSS parser so that we don't accept + * garbage at the end of property values. + * + * However, there's actually other code (in ParseDeclaration) that + * ensures that we don't accept garbage. + * + * Despite that, I'm checking it in anyway, since it caught an infinite + * loop in the patch for bug 435441. + */ + +var gElement = document.getElementById("testnode"); +var gDeclaration = gElement.style; +var gUnsetValueEnabled = SpecialPowers.getBoolPref("layout.css.unset-value.enabled"); + +/* + * This lists properties where garbage identifiers are allowed at the + * end, with values in property_database.js that are exceptions that + * should be tested anyway. "inherit", "initial" and "unset" are always + * tested. + */ +var gAllowsExtra = { + "counter-increment": { "none": true }, + "counter-reset": { "none": true }, + "font-family": {}, + "font": { "caption": true, "icon": true, "menu": true, "message-box": true, + "small-caption": true, "status-bar": true }, + "voice-family": {}, + "list-style": { + "inside none": true, "none inside": true, "none": true, + "none outside": true, "outside none": true, + 'url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAIAAAD8GO2jAAAAKElEQVR42u3NQQ0AAAgEoNP+nTWFDzcoQE1udQQCgUAgEAgEAsGTYAGjxAE/G/Q2tQAAAABJRU5ErkJggg==")': true, + 'url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAIAAAD8GO2jAAAAKElEQVR42u3NQQ0AAAgEoNP+nTWFDzcoQE1udQQCgUAgEAgEAsGTYAGjxAE/G/Q2tQAAAABJRU5ErkJggg==") outside': true, + 'outside url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAIAAAD8GO2jAAAAKElEQVR42u3NQQ0AAAgEoNP+nTWFDzcoQE1udQQCgUAgEAgEAsGTYAGjxAE/G/Q2tQAAAABJRU5ErkJggg==")': true + }, +}; + +/* These are the reverse of the above list; they're the unusual values + that do allow extra keywords afterwards */ +var gAllowsExtraUnusual = { + "transition": { "all": true, "0s": true, "0s 0s": true, "ease": true, + "1s 2s linear": true, "1s linear 2s": true, + "linear 1s 2s": true, "linear 1s": true, + "1s linear": true, "1s 2s": true, "2s 1s": true, + "linear": true, "1s": true, "2s": true, + "ease-in-out": true, "2s ease-in": true, + "ease-out 2s": true, "1s width, 2s": true }, + "animation": { "none": true, "0s": true, "ease": true, + "normal": true, "running": true, "1.0": true, + "1s 2s linear": true, "1s linear 2s": true, + "linear 1s 2s": true, "linear 1s": true, + "1s linear": true, "1s 2s": true, "2s 1s": true, + "linear": true, "1s": true, "2s": true, + "ease-in-out": true, "2s ease-in": true, + "ease-out 2s": true, "1s bounce, 2s": true, + "1s bounce, 2s none": true }, + "font-family": { "inherit": true, "initial": true, "unset": true } +}; + +gAllowsExtraUnusual["-moz-transition"] = gAllowsExtraUnusual["transition"]; +gAllowsExtraUnusual["-moz-animation"] = gAllowsExtraUnusual["animation"]; + +function test_property(property) +{ + var info = gCSSProperties[property]; + + function test_value(value) { + if (property in gAllowsExtra && + value != "inherit" && value != "initial" && value != "unset" && + !(value in gAllowsExtra[property])) { + return; + } + if (property in gAllowsExtraUnusual && + value in gAllowsExtraUnusual[property]) { + return; + } + + // Include non-identifier characters in the garbage + // in case |value| would also be valid with a <custom-ident> added. + gElement.setAttribute("style", property + ": " + value + " +blah/"); + if ("subproperties" in info) { + for (idx in info.subproperties) { + var subprop = info.subproperties[idx]; + is(gDeclaration.getPropertyValue(subprop), "", + ["expected garbage ignored after '", property, ": ", value, + "' when looking at subproperty '", subprop, "'"].join("")); + } + } else { + is(gDeclaration.getPropertyValue(property), "", + ["expected garbage ignored after '", property, ": ", value, + "'"].join("")); + } + } + + var idx; + test_value("inherit"); + test_value("initial"); + if (gUnsetValueEnabled) + test_value("unset"); + for (idx in info.initial_values) + test_value(info.initial_values[idx]); + for (idx in info.other_values) + test_value(info.other_values[idx]); +} + +// To avoid triggering the slow script dialog, we have to test one +// property at a time. +SimpleTest.waitForExplicitFinish(); +var props = []; +for (var prop in gCSSProperties) + props.push(prop); +props = props.reverse(); +function do_one() { + if (props.length == 0) { + SimpleTest.finish(); + return; + } + test_property(props.pop()); + SimpleTest.executeSoon(do_one); +} +SimpleTest.executeSoon(do_one); + +</script> +</pre> +</body> +</html> |