third_party/WebKit/LayoutTests/css3/media-cssom.html - Issue 2416893002: CSSMediaRule and CSSSupportsRule inherit from CSSConditionRule

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Side by Side Diff: third_party/WebKit/LayoutTests/css3/media-cssom.html

Issue 2416893002: CSSMediaRule and CSSSupportsRule inherit from CSSConditionRule (Closed)

Patch Set: Refine variable's name and trace Created 4 years, 2 months ago

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	1 <!DOCTYPE html>

	2 <script src="../resources/testharness.js"></script>

	3 <script src="../resources/testharnessreport.js"></script>

	4 <style>

	5 @media screen and (min-width: 480px) {

	6 body { background-color: lightgreen; }

	7 }

	8 @media {

	9 body { background-color: red; }

	10 }

	11 </style>

	12 <p>Test for @media CSSOM <a href="http://crbug.com/651792">bug 651792</a>.</p>

	13 <script>

	14 var rules = document.styleSheets[0].cssRules;

	15 test(function(){

	16 assert_equals(CSSRule.STYLE_RULE,1);

	17 assert_equals(CSSRule.MEDIA_RULE,4);

	18 assert_equals(rules.length, 2);

	19 assert_equals(rules[0].type, 4);

	20 assert_equals(rules[0].cssRules.length, 1);

	21 assert_equals(rules[0].cssRules[0].type, 1);

	22 assert_equals(rules[0].media.mediaText, "screen and (min-width: 480px)") ;

	23 assert_equals(rules[0].conditionText, "screen and (min-width: 480px)");

	24 assert_equals(rules[0].media.mediaText,rules[0].conditionText);

	25 assert_equals(rules[0].cssText,

	26 "@media screen and (min-width: 480px) { \n" +

	27 " body { background-color: lightgreen; }\n" +

	28 "}");

	29 }, "@media inherited from CSSConditionRule.");
	foolip 2016/10/17 09:25:40 Can you add explicit tests for the prototype chain Can you add explicit tests for the prototype chain, e.g. assert_equal(Object.getPrototypeOf(CSSMediaRule.prototype), CSSConditionRule.prototype)?
	30

	31 test(function(){

	32 assert_equals(CSSRule.STYLE_RULE,1);

	33 assert_equals(CSSRule.MEDIA_RULE,4);

	34 assert_equals(rules.length, 2);

	35 assert_equals(rules[1].type, 4);

	36 assert_equals(rules[1].cssRules.length, 1);

	37 assert_equals(rules[1].cssRules[0].type, 1);

	38 assert_equals(rules[1].media.mediaText, "");

	39 assert_equals(rules[1].conditionText, "");

	40 assert_equals(rules[1].media.mediaText,rules[1].conditionText);

	41 assert_equals(rules[1].cssText,

	42 "@media { \n" +

	43 " body { background-color: red; }\n" +

	44 "}");

	45 }, "@media inherited from CSSConditionRule, empty media.");

	46 </script>

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