tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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clipboard-copy-selection-line-break.https.html (3724B)

      1 <!doctype html>
      2 <meta charset="utf-8">
      3 <meta name="timeout" content="long">
      4 <meta name="variant" content="?1-10">
      5 <meta name="variant" content="?11-20">
      6 <meta name="variant" content="?21-30">
      7 <meta name="variant" content="?31-last">
      8 <title>Clipboard copy selection tests - Line breaks</title>
      9 <script src="/resources/testharness.js"></script>
     10 <script src="/resources/testharnessreport.js"></script>
     11 <script src="/resources/testdriver.js"></script>
     12 <script src="/resources/testdriver-vendor.js"></script>
     13 <script src="/resources/testdriver-actions.js"></script>
     14 <script src="/common/subset-tests.js"></script>
     15 <script src="resources/user-activation.js"></script>
     16 <body>
     17 Body needed for test_driver.click()<br>
     18 <div id="paragraph"></div>
     19 <pre id="preformatted"></pre>
     20 <script>
     21 
     22  const CASES = [
     23    "\r",
     24    "\n",
     25    "\r\r",
     26    "\r\n",
     27    "\n\r",
     28    "\n\n",
     29    "\r\r\r",
     30    "\r\r\n",
     31    "\r\n\r",
     32    "\r\n\n",
     33    "\n\r\r",
     34    "\n\r\n",
     35    "\n\n\r",
     36    "\n\n\n",
     37    "\r \n",
     38    "\n \r",
     39  ];
     40 
     41  function normalizeForPrinting(s) {
     42    return s.replace(/\r/g, "\\r").replace(/\n/g, "\\n");
     43  }
     44 
     45  function normalizeForComparison(s) {
     46    // Convert LF to CRLF on Windows.
     47    return navigator.platform.includes('Win') ? s.replace(/\r?\n/g, '\r\n') : s;
     48  }
     49 
     50  // Permissions are required in order to invoke navigator.clipboard functions in
     51  // an automated test.
     52  async function getPermissions() {
     53    await tryGrantReadPermission();
     54    await tryGrantWritePermission();
     55    await waitForUserActivation();
     56  }
     57 
     58  async function selectTextAndCopy(id, text) {
     59    const element = document.getElementById(id);
     60    element.textContent = text;
     61 
     62    await waitForUserActivation();
     63 
     64    // Select the text.
     65    const selection = window.getSelection();
     66    selection.removeAllRanges();
     67    selection.selectAllChildren(element);
     68 
     69    // Copy the selection to the clipboard.
     70    await new Promise((resolve) => {
     71      document.addEventListener("copy", e => {
     72        assert_true(true, "selection copid to clipboard");
     73        resolve();
     74      }, { once: true });
     75      document.execCommand("copy");
     76    });
     77  }
     78 
     79  async function getTextFromPasteEvent() {
     80    return new Promise((resolve) => {
     81      document.addEventListener("paste", e => {
     82        e.preventDefault();
     83        resolve(e.clipboardData.getData("text/plain"));
     84      }, { once: true });
     85      sendPasteShortcutKey();
     86    });
     87  }
     88 
     89  async function getTextFromClipboardReadText() {
     90    await waitForUserActivation();
     91    return navigator.clipboard.readText();
     92  }
     93 
     94  CASES.forEach(testCase => {
     95    const text = `First${testCase}Second`;
     96 
     97    subsetTest(promise_test, async t => {
     98      await getPermissions();
     99      await selectTextAndCopy("preformatted", text);
    100      let clipboardText = await getTextFromPasteEvent();
    101      assert_equals(clipboardText, normalizeForComparison(text), "Check result from DataTransfer in paste event");
    102 
    103      clipboardText = await getTextFromClipboardReadText();
    104      assert_equals(clipboardText, normalizeForComparison(text), "Check result from navigator.clipboard.readText()");
    105    }, `test preformatted text with line breaks: "${normalizeForPrinting(testCase)}"`);
    106 
    107    subsetTest(promise_test, async t => {
    108      await getPermissions();
    109      await selectTextAndCopy("paragraph", text);
    110      let clipboardText = await getTextFromPasteEvent();
    111      assert_equals(clipboardText, `First Second`, "Check result from DataTransfer in paste event");
    112 
    113      clipboardText = await getTextFromClipboardReadText();
    114      assert_equals(clipboardText, `First Second`, "Check result from navigator.clipboard.readText()");
    115    }, `test paragraph text with line breaks: "${normalizeForPrinting(testCase)}"`);
    116  });
    117 
    118 </script>
    119 </body>