204 lines
5.5 KiB
HTML
204 lines
5.5 KiB
HTML
<!DOCTYPE HTML>
|
|
<html>
|
|
<head>
|
|
<title>Test for bug 1359217</title>
|
|
<script src="/tests/SimpleTest/SimpleTest.js"></script>
|
|
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
|
|
</head>
|
|
<body>
|
|
<iframe id="test"></iframe>
|
|
<pre id="log">
|
|
<script>
|
|
/**
|
|
* This test checks that getMatchingCSSRules returns correct style set in
|
|
* various cases. To avoid effects from UA sheets, most of the tests use
|
|
* an element with "unknowntagname".
|
|
*/
|
|
|
|
const InspectorUtils = SpecialPowers.InspectorUtils;
|
|
|
|
let iframe = document.getElementById("test");
|
|
|
|
SimpleTest.waitForExplicitFinish();
|
|
|
|
function* getStyleRules(elem) {
|
|
let rules = InspectorUtils.getMatchingCSSRules(elem);
|
|
for (let i = 0; i < rules.length; i++) {
|
|
yield rules[i];
|
|
}
|
|
}
|
|
|
|
// This will check that value of z-index property declarations in the
|
|
// rules from getMatchingCSSRules matches the given content.
|
|
function checkRules(doc, rulesContent, queryStr = "unknowntagname") {
|
|
let elem = doc.querySelector(queryStr);
|
|
let rules = [...getStyleRules(elem)];
|
|
is(rules.length, rulesContent.length, "Rule length should match");
|
|
if (rules.length != rulesContent.length) {
|
|
return;
|
|
}
|
|
for (let i = 0; i < rules.length; i++) {
|
|
let style = rules[i].style;
|
|
let expectation = rulesContent[i].toString();
|
|
is(style.length, 1, "Should contain only one declaration");
|
|
is(style.zIndex, expectation, "Should match expectation");
|
|
}
|
|
}
|
|
|
|
const tests = [
|
|
{
|
|
title: "Add new stylesheet",
|
|
async run(doc) {
|
|
checkRules(doc, [1]);
|
|
let link = doc.createElement("link");
|
|
link.rel = "stylesheet";
|
|
link.href = "getMatchingCSSRules-2.css";
|
|
let load = new Promise(resolve => { link.onload = resolve; });
|
|
doc.head.appendChild(link);
|
|
await load;
|
|
checkRules(doc, [1, 2]);
|
|
},
|
|
},
|
|
{
|
|
title: "Remove stylesheet",
|
|
async run(doc) {
|
|
checkRules(doc, [1]);
|
|
doc.querySelector("link").remove();
|
|
checkRules(doc, []);
|
|
},
|
|
},
|
|
{
|
|
title: "Enable stylesheet",
|
|
async run(doc) {
|
|
// Set disabled flag before we invoke the utils.
|
|
let link = doc.querySelector("link");
|
|
link.sheet.disabled = true;
|
|
checkRules(doc, []);
|
|
link.sheet.disabled = false;
|
|
checkRules(doc, [1]);
|
|
},
|
|
},
|
|
{
|
|
title: "Disable stylesheet",
|
|
async run(doc) {
|
|
checkRules(doc, [1]);
|
|
doc.querySelector("link").sheet.disabled = true;
|
|
checkRules(doc, []);
|
|
},
|
|
},
|
|
{
|
|
title: "Change stylesheet set",
|
|
base: "alternate",
|
|
async run(doc) {
|
|
checkRules(doc, []);
|
|
doc.selectedStyleSheetSet = "x";
|
|
checkRules(doc, [1]);
|
|
doc.selectedStyleSheetSet = "";
|
|
checkRules(doc, []);
|
|
},
|
|
},
|
|
{
|
|
title: "Add and remove rules",
|
|
async run(doc) {
|
|
checkRules(doc, [1]);
|
|
|
|
let sheet = doc.querySelector("link").sheet;
|
|
info("Inserting style rule");
|
|
sheet.insertRule("unknowntagname { z-index: 3; }", 1);
|
|
checkRules(doc, [1, 3]);
|
|
|
|
info("Removing style rule");
|
|
sheet.deleteRule(0);
|
|
checkRules(doc, [3]);
|
|
|
|
info("Inserting media rule");
|
|
sheet.insertRule("@media all { unknowntagname { z-index: 4; } }", 1);
|
|
checkRules(doc, [3, 4]);
|
|
|
|
info("Inserting supports rule");
|
|
sheet.insertRule(
|
|
"@supports (z-index: 0) { unknowntagname { z-index: 5; } }", 1);
|
|
checkRules(doc, [3, 5, 4]);
|
|
|
|
info("Inserting import rule");
|
|
sheet.insertRule("@import url(getMatchingCSSRules-2.css);", 0);
|
|
// There is no notification we can get when the associated style
|
|
// sheet gets loaded, so we have to query it.
|
|
while (true) {
|
|
try {
|
|
sheet.cssRules[0].styleSheet.cssRules;
|
|
break;
|
|
} catch (e) {
|
|
if (e.name == "InvalidAccessError") {
|
|
await new Promise(resolve => requestAnimationFrame(resolve));
|
|
} else {
|
|
throw e;
|
|
}
|
|
}
|
|
}
|
|
checkRules(doc, [2, 3, 5, 4]);
|
|
|
|
info("Removing supports rule");
|
|
sheet.deleteRule(2);
|
|
checkRules(doc, [2, 3, 4]);
|
|
|
|
info("Removing media rule");
|
|
sheet.deleteRule(2);
|
|
checkRules(doc, [2, 3]);
|
|
|
|
info("Removing import rule");
|
|
sheet.deleteRule(0);
|
|
checkRules(doc, [3]);
|
|
},
|
|
},
|
|
{
|
|
title: "Check UA sheets",
|
|
async run(doc) {
|
|
doc.querySelector("link").remove();
|
|
checkRules(doc, []);
|
|
let elem = doc.querySelector("unknowntagname");
|
|
elem.setAttribute("dir", "");
|
|
let seenUnicodeBidi = false;
|
|
for (let rule of getStyleRules(elem)) {
|
|
if (rule.style.unicodeBidi == "isolate") {
|
|
seenUnicodeBidi = true;
|
|
break;
|
|
}
|
|
}
|
|
ok(seenUnicodeBidi, "Should have unicode-bidi " +
|
|
"declaration from UA stylesheet html.css");
|
|
},
|
|
},
|
|
{
|
|
title: "Check adopted sheets",
|
|
async run(doc, win) {
|
|
checkRules(doc, [1]);
|
|
let sheet = new win.CSSStyleSheet();
|
|
sheet.replaceSync(`unknowntagname { z-index: 5 }`);
|
|
doc.adoptedStyleSheets.push(sheet);
|
|
checkRules(doc, [1, 5]);
|
|
},
|
|
},
|
|
];
|
|
|
|
add_task(async function runTests() {
|
|
for (let i = 0; i < tests.length; i++) {
|
|
let test = tests[i];
|
|
info(`Test ${i}: ${test.title}`);
|
|
iframe.src = "about:blank";
|
|
if (!test.base) {
|
|
test.base = "default";
|
|
}
|
|
iframe.src = `file_getMatchingCSSRules-${test.base}.html`;
|
|
await new Promise(resolve => { iframe.onload = resolve; });
|
|
try {
|
|
await test.run(iframe.contentDocument, iframe.contentWindow);
|
|
} catch (e) {
|
|
ok(false, "JavaScript error: " + e);
|
|
}
|
|
}
|
|
});
|
|
</script>
|
|
</pre>
|
|
</body>
|
|
</html>
|