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<html>
<head>
<meta charset="UTF-8">
<title>Test for Bug 1391169</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<style id="style"></style>
</head>
<body>
<pre id="log">
Log is:
</pre>
<script>
let styleElement = document.getElementById("style");
let logElement = document.getElementById("log");
console.log("logElement is " + logElement);
function log(text)
{
logElement.innerHTML += text + "\n";
}
function textContentToCssText(text)
{
// Pass input in via textContent.
styleElement.textContent = text;
// Read output from concatenated cssText of all rules.
let s = "";
let rules = document.styleSheets[1].cssRules;
for (let i = 0; i < rules.length; ++i) {
s += rules.item(i).cssText;
}
return s;
}
function noWhitespace(text)
{
return text.replace(/\s/g, "");
}
function testData(input)
{
let text;
let pass1Goal;
if (typeof(input) == "string") {
// Only text data, assume characters should be the same.
text = input;
pass1Goal = input;
} else {
[text, pass1Goal] = input;
}
let pass1Text = textContentToCssText(text);
is(noWhitespace(pass1Text), noWhitespace(pass1Goal), "textContent --> cssText correct characters emitted with input \"" + text + "\"");
let pass2Text = textContentToCssText(pass1Text);
is(pass2Text, pass1Text, "textContent --> cssText roundtrip with input \"" + text + "\"");
log(text + " --> " + pass1Text + " --> " + pass2Text);
}
let data = [
"*{}",
"* *{}",
"* > *{}",
"*>*{}",
"* * *{}",
"* > * > *{}",
"* + *{}",
"* ~ *{}",
["*|*{}", "*{}"],
["*|* > *{}", "* > *{}"],
"#tag{}",
"tag{}",
"@namespace tag url(\"fakeURL\"); tag|*{}",
"@namespace tag url(\"fakeURL\"); tag|* + *{}",
];
for (let i = 0; i < data.length; i++) {
testData(data[i]);
}
</script>
</body>
</html>
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