| <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> |
| <html> |
| <head> |
| <script src="../../resources/js-test-pre.js"></script> |
| </head> |
| <body> |
| <p id="description"></p> |
| <div id="console"></div> |
| <script> |
| description("Test the parsing of the background-blend-mode property."); |
| |
| function jsWrapperClass(node) |
| { |
| if (!node) |
| return "[null]"; |
| var string = Object.prototype.toString.apply(node); |
| return string.substr(8, string.length - 9); |
| } |
| |
| function shouldBeType(expression, className, prototypeName, constructorName) |
| { |
| if (!prototypeName) |
| prototypeName = className + "Prototype"; |
| if (!constructorName) |
| constructorName = className + "Constructor"; |
| shouldBe("jsWrapperClass(" + expression + ")", "'" + className + "'"); |
| shouldBe("jsWrapperClass(" + expression + ".__proto__)", "'" + prototypeName + "'"); |
| shouldBe("jsWrapperClass(" + expression + ".constructor)", "'Function'"); |
| } |
| |
| // These have to be global for the test helpers to see them. |
| var stylesheet, cssRule, declaration, blendModeRule, subRule; |
| var styleElement = document.createElement("style"); |
| document.head.appendChild(styleElement); |
| stylesheet = styleElement.sheet; |
| |
| function testBlendModeRule(description, rule, expectedLength, expectedValue, expectedTypes, expectedTexts) |
| { |
| debug(""); |
| debug(description + " : " + rule); |
| |
| stylesheet.insertRule("body { background-blend-mode: " + rule + "; }", 0); |
| cssRule = stylesheet.cssRules.item(0); |
| |
| shouldBe("cssRule.type", "1"); |
| |
| declaration = cssRule.style; |
| shouldBe("declaration.length", "1"); |
| shouldBe("declaration.getPropertyValue('background-blend-mode')", "'" + expectedValue + "'"); |
| |
| blendModeRule = declaration.getPropertyCSSValue('background-blend-mode'); |
| if(rule.indexOf(',') == -1) |
| shouldBeType("blendModeRule", "CSSPrimitiveValue"); |
| else |
| shouldBeType("blendModeRule", "CSSValueList"); |
| } |
| |
| var blendmodes = ["normal", "multiply, screen", "screen, multiply", "overlay, normal", "darken, lighten, normal, multiply", "lighten", "color-dodge", "color-burn", "hard-light", "soft-light", "difference", "exclusion"]; |
| |
| for(x in blendmodes) |
| testBlendModeRule("Basic reference", blendmodes[x], 1, blendmodes[x]); |
| |
| |
| successfullyParsed = true; |
| </script> |
| <script src="../../resources/js-test-post.js"></script> |
| </body> |
| </html> |
