LayoutTests/inspector/css/modify-css-property.html - WebKit - Git at Google

 <!DOCTYPE html>
 <html>
 <head>
 <script src="../../http/tests/inspector/resources/inspector-test.js"></script>
 <script>
 function makeNarrow() {
     document.getElementById("x").style.width = "50px";
 }

 function makeWide() {
     document.getElementById("x").style.width = "200px";
 }

 function test() {
     let nodeStyles = null;
     let suite = InspectorTest.createAsyncSuite("ModifyCSSProperty");

     suite.addTestCase({
         name: "Update value when CSSStyleDeclaration is not locked",
         test(resolve, reject) {
             let getMatchedStyleDeclaration = () => {
                 for (let rule of nodeStyles.matchedRules) {
                     if (rule.selectorText === ".rule-b")
                         return rule.style;
                 }
                 InspectorTest.fail("No declaration found.");
                 resolve();
             };

             let getProperty = (propertyName) => {
                 let styleDeclaration = getMatchedStyleDeclaration();
                 for (let property of styleDeclaration.enabledProperties) {
                     if (property.name === propertyName)
                         return property;
                 }
                 InspectorTest.fail("No property found.");
                 resolve();
             };

             let styleDeclaration = getMatchedStyleDeclaration();
             styleDeclaration.locked = false;
             getProperty("font-size").rawValue = "11px";
             getProperty("font-size").rawValue = "10px";

             InspectorTest.expectEqual(getProperty("font-size").rawValue, "10px", `"font-size" property value should update immediately.`);

             InspectorTest.expectEqual(styleDeclaration.text, `font-size: 10px; color: antiquewhite`, `Style declaration text should update immediately.`);

             resolve();
         }
     });

     suite.addTestCase({
         name: "Update value when CSSStyleDeclaration is locked",
         test(resolve, reject) {
             let getMatchedStyleDeclaration = () => {
                 for (let rule of nodeStyles.matchedRules) {
                     if (rule.selectorText === ".rule-a")
                         return rule.style;
                 }
                 InspectorTest.fail("No declaration found.");
                 resolve();
             };

             let getProperty = (propertyName) => {
                 let styleDeclaration = getMatchedStyleDeclaration();
                 for (let property of styleDeclaration.enabledProperties) {
                     if (property.name === propertyName)
                         return property;
                 }
                 InspectorTest.fail("No property found.");
                 resolve();
             };

             let styleDeclaration = getMatchedStyleDeclaration();
             styleDeclaration.locked = true;
             getProperty("font-size").rawValue = "15px";
             getProperty("font-size").rawValue = "16px";

             InspectorTest.expectEqual(getProperty("font-size").rawValue, "16px", `"font-size" property value should update immediately.`);

             InspectorTest.expectEqual(styleDeclaration.text, `
         font-size: 16px;
         color: #333;

         margin-left: 0;
         margin-top: 1em;
     `, `Style declaration text should update immediately.`);

             styleDeclaration.locked = false;

             resolve();
         }
     });

     suite.addTestCase({
         name: "ModifyCSSProperty.PropertiesChangedEvent",
         test(resolve, reject) {
             let getInlineStyleDeclaration = () => {
                 for (let styleDeclaration of nodeStyles.orderedStyles) {
                     if (styleDeclaration.type === styleDeclaration.constructor.Type.Inline)
                         return styleDeclaration;
                 }
                 InspectorTest.fail("No declaration found.");
                 resolve();
             };

             let getProperty = (propertyName) => {
                 let styleDeclaration = getInlineStyleDeclaration();
                 for (let property of styleDeclaration.properties) {
                     if (property.name === propertyName)
                         return property;
                 }
                 InspectorTest.fail("No property found.");
                 resolve();
             };

             let styleDeclaration = getInlineStyleDeclaration();

             styleDeclaration.awaitEvent(WI.CSSStyleDeclaration.Event.PropertiesChanged).then((event) => {
                 InspectorTest.expectThat(!styleDeclaration.locked, `Style declaration is unlocked.`);
                 InspectorTest.expectEqual(getProperty("width").rawValue, "200px", `"width" property value should update to "200px".`);
                 InspectorTest.expectEqual(styleDeclaration.text, `width: 200px;`, `Inline style declaration text should update when not locked.`);
                 resolve();
             });

             styleDeclaration.locked = true;
             // WI.CSSStyleDeclaration.Event.PropertiesChanged event should not fire when the style declaration is locked.
             InspectorTest.evaluateInPage(`makeNarrow()`);

             styleDeclaration.locked = false;
             InspectorTest.evaluateInPage(`makeWide()`);
         }
     });

     suite.addTestCase({
         name: "Update inline style value when CSSStyleDeclaration locked and not locked",
         test(resolve, reject) {
             let getInlineStyleDeclaration = () => {
                 for (let styleDeclaration of nodeStyles.orderedStyles) {
                     if (styleDeclaration.type === styleDeclaration.constructor.Type.Inline)
                         return styleDeclaration;
                 }
                 InspectorTest.fail("No declaration found.");
                 resolve();
             };

             let getProperty = (propertyName) => {
                 let styleDeclaration = getInlineStyleDeclaration();
                 for (let property of styleDeclaration.enabledProperties) {
                     if (property.name === propertyName)
                         return property;
                 }
                 InspectorTest.fail("No property found.");
                 resolve();
             };

             let styleDeclaration = getInlineStyleDeclaration();

             WI.CSSStyleDeclaration.awaitEvent(WI.CSSStyleDeclaration.Event.PropertiesChanged).then((event) => {
                 InspectorTest.expectThat(!styleDeclaration.locked, `Style declaration is unlocked.`);
                 InspectorTest.expectEqual(getProperty("width").rawValue, "128px", `"width" property value should update to "128px".`);
                 InspectorTest.expectEqual(styleDeclaration.text, `width: 128px;`, `Inline style declaration text should update when not locked.`);
                 resolve();
             });

             styleDeclaration.locked = true;
             getProperty("width").rawValue = "64px";
             InspectorTest.expectEqual(styleDeclaration.text, `width: 64px;`, `Style declaration text should update immediately.`);

             // WI.CSSStyleDeclaration.Event.PropertiesChanged event should not fire when the style declaration is locked.
             InspectorTest.evaluateInPage(`makeNarrow()`);

             styleDeclaration.locked = false;
             getProperty("width").rawValue = "128px";
             InspectorTest.expectEqual(styleDeclaration.text, `width: 128px;`, `Style declaration text should update immediately.`);

             InspectorTest.evaluateInPage(`makeWide()`);
         }
     });

     suite.addTestCase({
         name: "ModifyCSSProperty.ConsequentValueChanges",
         test(resolve, reject) {
             let getInlineStyleDeclaration = () => {
                 for (let styleDeclaration of nodeStyles.orderedStyles) {
                     if (styleDeclaration.type === styleDeclaration.constructor.Type.Inline)
                         return styleDeclaration;
                 }
                 InspectorTest.fail("No declaration found.");
                 resolve();
             };

             let getProperty = (propertyName) => {
                 let styleDeclaration = getInlineStyleDeclaration();
                 for (let property of styleDeclaration.properties) {
                     if (property.name === propertyName)
                         return property;
                 }
                 InspectorTest.fail("No property found.");
                 resolve();
             };

             let styleDeclaration = getInlineStyleDeclaration();
             styleDeclaration.locked = false;

             for (let i = 0; i <= 20; ++i)
                 getProperty("width").rawValue = i + "px";

             InspectorTest.expectEqual(styleDeclaration.text, `width: 20px;`, `Style declaration text should contain most recent value.`);

             resolve();
         }
     });

     suite.addTestCase({
         name: "ModifyCSSProperty.CommentOutAndUncommentPropertyWithNewlines",
         test(resolve, reject) {
             let getMatchedStyleDeclaration = () => {
                 for (let rule of nodeStyles.matchedRules) {
                     if (rule.selectorText === ".rule-c")
                         return rule.style;
                 }
                 InspectorTest.fail("No declaration found.");
                 resolve();
             };

             let getProperty = (propertyName) => {
                 let styleDeclaration = getMatchedStyleDeclaration();
                 for (let property of styleDeclaration.properties) {
                     if (property.name === propertyName)
                         return property;
                 }
                 InspectorTest.fail("No property found.");
                 resolve();
             };

             let styleDeclaration = getMatchedStyleDeclaration();
             styleDeclaration.locked = true;

             InspectorTest.expectThat(!getProperty("padding-right").enabled, `Commented out property should be disabled.`);

             let disabled = false;
             getProperty("padding-right").commentOut(disabled);

             let expectedStyleText = `\n        /* padding-left: 2em; */\n        padding-right: 0px;\n    `;
             InspectorTest.expectEqual(styleDeclaration.text, expectedStyleText, `Style declaration text should update immediately with uncommented property.`);

             InspectorTest.expectThat(getProperty("padding-right").enabled, `Uncommented property should be enabled.`);

             disabled = true;
             getProperty("padding-right").commentOut(disabled);

             expectedStyleText = `\n        /* padding-left: 2em; */\n        /* padding-right: 0px; */\n    `;
             InspectorTest.expectEqual(styleDeclaration.text, expectedStyleText, `Style declaration text should update immediately with commented out property.`);

             InspectorTest.expectThat(!getProperty("padding-right").enabled, `Commented out property should be disabled.`);

             resolve();
         }
     });

     suite.addTestCase({
         name: "ModifyCSSProperty.CommentOutAndUncommentPropertyWithoutNewlines",
         test(resolve, reject) {
             let getMatchedStyleDeclaration = () => {
                 for (let rule of nodeStyles.matchedRules) {
                     if (rule.selectorText === ".rule-d")
                         return rule.style;
                 }
                 InspectorTest.fail("No declaration found.");
                 resolve();
             };

             let getProperty = (propertyName) => {
                 let styleDeclaration = getMatchedStyleDeclaration();
                 for (let property of styleDeclaration.properties) {
                     if (property.name === propertyName)
                         return property;
                 }
                 InspectorTest.fail("No property found.");
                 resolve();
             };

             let styleDeclaration = getMatchedStyleDeclaration();
             styleDeclaration.locked = true;

             InspectorTest.expectThat(!getProperty("font-size").enabled, `Commented out property should be disabled.`);

             let disabled = false;
             getProperty("font-size").commentOut(disabled);

             let expectedStyleText = `font-size: 13px;/*border: 2px solid brown*/`;
             InspectorTest.expectEqual(styleDeclaration.text, expectedStyleText, `Style declaration text should update immediately with uncommented property.`);

             InspectorTest.expectThat(getProperty("font-size").enabled, `Uncommented property should be enabled.`);
             InspectorTest.expectThat(!getProperty("border").enabled, `Commented out property should be disabled.`);

             disabled = false;
             getProperty("border").commentOut(disabled);

             expectedStyleText = `font-size: 13px;border: 2px solid brown`;
             InspectorTest.expectEqual(styleDeclaration.text, expectedStyleText, `Style declaration text should update immediately with commented out property.`);

             InspectorTest.expectThat(getProperty("border").enabled, `Uncommented property should be enabled.`);

             resolve();
         }
     });

     WI.domManager.requestDocument((documentNode) => {
         documentNode.querySelector("#x", (contentNodeId) => {
             if (contentNodeId) {
                 let domNode = WI.domManager.nodeForId(contentNodeId);
                 nodeStyles = WI.cssManager.stylesForNode(domNode);

                 if (nodeStyles.needsRefresh) {
                     nodeStyles.singleFireEventListener(WI.DOMNodeStyles.Event.Refreshed, (event) => {
                         suite.runTestCasesAndFinish()
                     });
                 } else
                     suite.runTestCasesAndFinish();
             } else {
                 InspectorTest.fail("DOM node not found.");
                 InspectorTest.completeTest();
             }
         });
     });
 }
 </script>
 </head>
 <body onload="runTest()">
     <p>Testing that CSSStyleDeclaration update immediately after modifying its properties when it is not locked.</p>

     <style>
     .rule-a {
         font-size: 14px;
         color: #333;

         margin-left: 0;
         margin-top: 1em;
     }
     .rule-b {font-size: 12px; color: antiquewhite}
     .rule-c {
         /* padding-left: 2em; */
         /* padding-right: 0px; */
     }
     .rule-d {/*font-size: 13px;*//*border: 2px solid brown*/}
     </style>
     <div id="x" class="test-node rule-a rule-b rule-c rule-d" style="width: 100px"></div>
 </body>
 </html>
	<!DOCTYPE html>
	<html>
	<head>
	<script src="../../http/tests/inspector/resources/inspector-test.js"></script>
	<script>
	function makeNarrow() {
	document.getElementById("x").style.width = "50px";
	}

	function makeWide() {
	document.getElementById("x").style.width = "200px";
	}

	function test() {
	let nodeStyles = null;
	let suite = InspectorTest.createAsyncSuite("ModifyCSSProperty");

	suite.addTestCase({
	name: "Update value when CSSStyleDeclaration is not locked",
	test(resolve, reject) {
	let getMatchedStyleDeclaration = () => {
	for (let rule of nodeStyles.matchedRules) {
	if (rule.selectorText === ".rule-b")
	return rule.style;
	}
	InspectorTest.fail("No declaration found.");
	resolve();
	};

	let getProperty = (propertyName) => {
	let styleDeclaration = getMatchedStyleDeclaration();
	for (let property of styleDeclaration.enabledProperties) {
	if (property.name === propertyName)
	return property;
	}
	InspectorTest.fail("No property found.");
	resolve();
	};

	let styleDeclaration = getMatchedStyleDeclaration();
	styleDeclaration.locked = false;
	getProperty("font-size").rawValue = "11px";
	getProperty("font-size").rawValue = "10px";

	InspectorTest.expectEqual(getProperty("font-size").rawValue, "10px", `"font-size" property value should update immediately.`);

	InspectorTest.expectEqual(styleDeclaration.text, `font-size: 10px; color: antiquewhite`, `Style declaration text should update immediately.`);

	resolve();
	}
	});

	suite.addTestCase({
	name: "Update value when CSSStyleDeclaration is locked",
	test(resolve, reject) {
	let getMatchedStyleDeclaration = () => {
	for (let rule of nodeStyles.matchedRules) {
	if (rule.selectorText === ".rule-a")
	return rule.style;
	}
	InspectorTest.fail("No declaration found.");
	resolve();
	};

	let getProperty = (propertyName) => {
	let styleDeclaration = getMatchedStyleDeclaration();
	for (let property of styleDeclaration.enabledProperties) {
	if (property.name === propertyName)
	return property;
	}
	InspectorTest.fail("No property found.");
	resolve();
	};

	let styleDeclaration = getMatchedStyleDeclaration();
	styleDeclaration.locked = true;
	getProperty("font-size").rawValue = "15px";
	getProperty("font-size").rawValue = "16px";

	InspectorTest.expectEqual(getProperty("font-size").rawValue, "16px", `"font-size" property value should update immediately.`);

	InspectorTest.expectEqual(styleDeclaration.text, `
	font-size: 16px;
	color: #333;

	margin-left: 0;
	margin-top: 1em;
	`, `Style declaration text should update immediately.`);

	styleDeclaration.locked = false;

	resolve();
	}
	});

	suite.addTestCase({
	name: "ModifyCSSProperty.PropertiesChangedEvent",
	test(resolve, reject) {
	let getInlineStyleDeclaration = () => {
	for (let styleDeclaration of nodeStyles.orderedStyles) {
	if (styleDeclaration.type === styleDeclaration.constructor.Type.Inline)
	return styleDeclaration;
	}
	InspectorTest.fail("No declaration found.");
	resolve();
	};

	let getProperty = (propertyName) => {
	let styleDeclaration = getInlineStyleDeclaration();
	for (let property of styleDeclaration.properties) {
	if (property.name === propertyName)
	return property;
	}
	InspectorTest.fail("No property found.");
	resolve();
	};

	let styleDeclaration = getInlineStyleDeclaration();

	styleDeclaration.awaitEvent(WI.CSSStyleDeclaration.Event.PropertiesChanged).then((event) => {
	InspectorTest.expectThat(!styleDeclaration.locked, `Style declaration is unlocked.`);
	InspectorTest.expectEqual(getProperty("width").rawValue, "200px", `"width" property value should update to "200px".`);
	InspectorTest.expectEqual(styleDeclaration.text, `width: 200px;`, `Inline style declaration text should update when not locked.`);
	resolve();
	});

	styleDeclaration.locked = true;
	// WI.CSSStyleDeclaration.Event.PropertiesChanged event should not fire when the style declaration is locked.
	InspectorTest.evaluateInPage(`makeNarrow()`);

	styleDeclaration.locked = false;
	InspectorTest.evaluateInPage(`makeWide()`);
	}
	});

	suite.addTestCase({
	name: "Update inline style value when CSSStyleDeclaration locked and not locked",
	test(resolve, reject) {
	let getInlineStyleDeclaration = () => {
	for (let styleDeclaration of nodeStyles.orderedStyles) {
	if (styleDeclaration.type === styleDeclaration.constructor.Type.Inline)
	return styleDeclaration;
	}
	InspectorTest.fail("No declaration found.");
	resolve();
	};

	let getProperty = (propertyName) => {
	let styleDeclaration = getInlineStyleDeclaration();
	for (let property of styleDeclaration.enabledProperties) {
	if (property.name === propertyName)
	return property;
	}
	InspectorTest.fail("No property found.");
	resolve();
	};

	let styleDeclaration = getInlineStyleDeclaration();

	WI.CSSStyleDeclaration.awaitEvent(WI.CSSStyleDeclaration.Event.PropertiesChanged).then((event) => {
	InspectorTest.expectThat(!styleDeclaration.locked, `Style declaration is unlocked.`);
	InspectorTest.expectEqual(getProperty("width").rawValue, "128px", `"width" property value should update to "128px".`);
	InspectorTest.expectEqual(styleDeclaration.text, `width: 128px;`, `Inline style declaration text should update when not locked.`);
	resolve();
	});

	styleDeclaration.locked = true;
	getProperty("width").rawValue = "64px";
	InspectorTest.expectEqual(styleDeclaration.text, `width: 64px;`, `Style declaration text should update immediately.`);

	// WI.CSSStyleDeclaration.Event.PropertiesChanged event should not fire when the style declaration is locked.
	InspectorTest.evaluateInPage(`makeNarrow()`);

	styleDeclaration.locked = false;
	getProperty("width").rawValue = "128px";
	InspectorTest.expectEqual(styleDeclaration.text, `width: 128px;`, `Style declaration text should update immediately.`);

	InspectorTest.evaluateInPage(`makeWide()`);
	}
	});

	suite.addTestCase({
	name: "ModifyCSSProperty.ConsequentValueChanges",
	test(resolve, reject) {
	let getInlineStyleDeclaration = () => {
	for (let styleDeclaration of nodeStyles.orderedStyles) {
	if (styleDeclaration.type === styleDeclaration.constructor.Type.Inline)
	return styleDeclaration;
	}
	InspectorTest.fail("No declaration found.");
	resolve();
	};

	let getProperty = (propertyName) => {
	let styleDeclaration = getInlineStyleDeclaration();
	for (let property of styleDeclaration.properties) {
	if (property.name === propertyName)
	return property;
	}
	InspectorTest.fail("No property found.");
	resolve();
	};

	let styleDeclaration = getInlineStyleDeclaration();
	styleDeclaration.locked = false;

	for (let i = 0; i <= 20; ++i)
	getProperty("width").rawValue = i + "px";

	InspectorTest.expectEqual(styleDeclaration.text, `width: 20px;`, `Style declaration text should contain most recent value.`);

	resolve();
	}
	});

	suite.addTestCase({
	name: "ModifyCSSProperty.CommentOutAndUncommentPropertyWithNewlines",
	test(resolve, reject) {
	let getMatchedStyleDeclaration = () => {
	for (let rule of nodeStyles.matchedRules) {
	if (rule.selectorText === ".rule-c")
	return rule.style;
	}
	InspectorTest.fail("No declaration found.");
	resolve();
	};

	let getProperty = (propertyName) => {
	let styleDeclaration = getMatchedStyleDeclaration();
	for (let property of styleDeclaration.properties) {
	if (property.name === propertyName)
	return property;
	}
	InspectorTest.fail("No property found.");
	resolve();
	};

	let styleDeclaration = getMatchedStyleDeclaration();
	styleDeclaration.locked = true;

	InspectorTest.expectThat(!getProperty("padding-right").enabled, `Commented out property should be disabled.`);

	let disabled = false;
	getProperty("padding-right").commentOut(disabled);

	let expectedStyleText = `\n /* padding-left: 2em; */\n padding-right: 0px;\n `;
	InspectorTest.expectEqual(styleDeclaration.text, expectedStyleText, `Style declaration text should update immediately with uncommented property.`);

	InspectorTest.expectThat(getProperty("padding-right").enabled, `Uncommented property should be enabled.`);

	disabled = true;
	getProperty("padding-right").commentOut(disabled);

	expectedStyleText = `\n /* padding-left: 2em; /\n / padding-right: 0px; */\n `;
	InspectorTest.expectEqual(styleDeclaration.text, expectedStyleText, `Style declaration text should update immediately with commented out property.`);

	InspectorTest.expectThat(!getProperty("padding-right").enabled, `Commented out property should be disabled.`);

	resolve();
	}
	});

	suite.addTestCase({
	name: "ModifyCSSProperty.CommentOutAndUncommentPropertyWithoutNewlines",
	test(resolve, reject) {
	let getMatchedStyleDeclaration = () => {
	for (let rule of nodeStyles.matchedRules) {
	if (rule.selectorText === ".rule-d")
	return rule.style;
	}
	InspectorTest.fail("No declaration found.");
	resolve();
	};

	let getProperty = (propertyName) => {
	let styleDeclaration = getMatchedStyleDeclaration();
	for (let property of styleDeclaration.properties) {
	if (property.name === propertyName)
	return property;
	}
	InspectorTest.fail("No property found.");
	resolve();
	};

	let styleDeclaration = getMatchedStyleDeclaration();
	styleDeclaration.locked = true;

	InspectorTest.expectThat(!getProperty("font-size").enabled, `Commented out property should be disabled.`);

	let disabled = false;
	getProperty("font-size").commentOut(disabled);

	let expectedStyleText = `font-size: 13px;/border: 2px solid brown/`;
	InspectorTest.expectEqual(styleDeclaration.text, expectedStyleText, `Style declaration text should update immediately with uncommented property.`);

	InspectorTest.expectThat(getProperty("font-size").enabled, `Uncommented property should be enabled.`);
	InspectorTest.expectThat(!getProperty("border").enabled, `Commented out property should be disabled.`);

	disabled = false;
	getProperty("border").commentOut(disabled);

	expectedStyleText = `font-size: 13px;border: 2px solid brown`;
	InspectorTest.expectEqual(styleDeclaration.text, expectedStyleText, `Style declaration text should update immediately with commented out property.`);

	InspectorTest.expectThat(getProperty("border").enabled, `Uncommented property should be enabled.`);

	resolve();
	}
	});

	WI.domManager.requestDocument((documentNode) => {
	documentNode.querySelector("#x", (contentNodeId) => {
	if (contentNodeId) {
	let domNode = WI.domManager.nodeForId(contentNodeId);
	nodeStyles = WI.cssManager.stylesForNode(domNode);

	if (nodeStyles.needsRefresh) {
	nodeStyles.singleFireEventListener(WI.DOMNodeStyles.Event.Refreshed, (event) => {
	suite.runTestCasesAndFinish()
	});
	} else
	suite.runTestCasesAndFinish();
	} else {
	InspectorTest.fail("DOM node not found.");
	InspectorTest.completeTest();
	}
	});
	});
	}
	</script>
	</head>
	<body onload="runTest()">
	<p>Testing that CSSStyleDeclaration update immediately after modifying its properties when it is not locked.</p>

	<style>
	.rule-a {
	font-size: 14px;
	color: #333;

	margin-left: 0;
	margin-top: 1em;
	}
	.rule-b {font-size: 12px; color: antiquewhite}
	.rule-c {
	/* padding-left: 2em; */
	/* padding-right: 0px; */
	}
	.rule-d {/font-size: 13px;//border: 2px solid brown/}
	</style>
	<div id="x" class="test-node rule-a rule-b rule-c rule-d" style="width: 100px"></div>
	</body>
	</html>