tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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test_style_cssText.html (1888B)

      1 <html>
      2 <head>
      3 <meta charset="UTF-8">
      4 <title>Test for Bug 1391169</title>
      5 <script src="/tests/SimpleTest/SimpleTest.js"></script>
      6 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
      7 <style id="style"></style>
      8 </head>
      9 <body>
     10 <pre id="log">
     11 Log is:
     12 </pre>
     13 <script>
     14 let styleElement = document.getElementById("style");
     15 let logElement = document.getElementById("log");
     16 console.log("logElement is " + logElement);
     17 
     18 function log(text)
     19 {
     20  logElement.innerHTML += text + "\n";
     21 }
     22 
     23 function textContentToCssText(text)
     24 {
     25  // Pass input in via textContent.
     26  styleElement.textContent = text;
     27 
     28  // Read output from concatenated cssText of all rules.
     29  let s = "";
     30  let rules = document.styleSheets[1].cssRules;
     31  for (let i = 0; i < rules.length; ++i) {
     32    s += rules.item(i).cssText;
     33  }
     34  return s;
     35 }
     36 
     37 function noWhitespace(text)
     38 {
     39  return text.replace(/\s/g, "");
     40 }
     41 
     42 function testData(input)
     43 {
     44  let text;
     45  let pass1Goal;
     46  if (typeof(input) == "string") {
     47    // Only text data, assume characters should be the same.
     48    text = input;
     49    pass1Goal = input;
     50  } else {
     51    [text, pass1Goal] = input;
     52  }
     53 
     54  let pass1Text = textContentToCssText(text);
     55  is(noWhitespace(pass1Text), noWhitespace(pass1Goal), "textContent --> cssText correct characters emitted with input \"" + text + "\"");
     56 
     57  let pass2Text = textContentToCssText(pass1Text);
     58  is(pass2Text, pass1Text, "textContent --> cssText roundtrip with input \"" + text + "\"");
     59 
     60  log(text + " --> " + pass1Text + " --> " + pass2Text);
     61 }
     62 
     63 let data = [
     64  "*{}",
     65  "* *{}",
     66  "* > *{}",
     67  "*>*{}",
     68  "* * *{}",
     69  "* > * > *{}",
     70  "* + *{}",
     71  "* ~ *{}",
     72  ["*|*{}", "*{}"],
     73  ["*|* > *{}", "* > *{}"],
     74  "#tag{}",
     75  "tag{}",
     76  "@namespace tag url(\"fakeURL\"); tag|*{}",
     77  "@namespace tag url(\"fakeURL\"); tag|* + *{}",
     78 ];
     79 
     80 for (let i = 0; i < data.length; i++) {
     81  testData(data[i]);
     82 }
     83 </script>
     84 </body>
     85 </html>