firefox-main/testing/web-platform/tests/clipboard-apis/clipboard-copy-selection-line-break.https.html

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Test Info: Warnings

<!doctype html>
<meta charset="utf-8">
<meta name="timeout" content="long">
<meta name="variant" content="?1-10">
<meta name="variant" content="?11-20">
<meta name="variant" content="?21-30">
<meta name="variant" content="?31-last">
<title>Clipboard copy selection tests - Line breaks</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/resources/testdriver-actions.js"></script>
<script src="/common/subset-tests.js"></script>
<script src="resources/user-activation.js"></script>
<body>
Body needed for test_driver.click()<br>
<div id="paragraph"></div>
<pre id="preformatted"></pre>
<script>
const CASES = [
"\r",
"\n",
"\r\r",
"\r\n",
"\n\r",
"\n\n",
"\r\r\r",
"\r\r\n",
"\r\n\r",
"\r\n\n",
"\n\r\r",
"\n\r\n",
"\n\n\r",
"\n\n\n",
"\r \n",
"\n \r",
];
function normalizeForPrinting(s) {
return s.replace(/\r/g, "\\r").replace(/\n/g, "\\n");
}
function normalizeForComparison(s) {
// Convert LF to CRLF on Windows.
return navigator.platform.includes('Win') ? s.replace(/\r?\n/g, '\r\n') : s;
}
// Permissions are required in order to invoke navigator.clipboard functions in
// an automated test.
async function getPermissions() {
await tryGrantReadPermission();
await tryGrantWritePermission();
await waitForUserActivation();
}
async function selectTextAndCopy(id, text) {
const element = document.getElementById(id);
element.textContent = text;
await waitForUserActivation();
// Select the text.
const selection = window.getSelection();
selection.removeAllRanges();
selection.selectAllChildren(element);
// Copy the selection to the clipboard.
await new Promise((resolve) => {
document.addEventListener("copy", e => {
assert_true(true, "selection copid to clipboard");
resolve();
}, { once: true });
document.execCommand("copy");
});
}
async function getTextFromPasteEvent() {
return new Promise((resolve) => {
document.addEventListener("paste", e => {
e.preventDefault();
resolve(e.clipboardData.getData("text/plain"));
}, { once: true });
sendPasteShortcutKey();
});
}
async function getTextFromClipboardReadText() {
await waitForUserActivation();
return navigator.clipboard.readText();
}
CASES.forEach(testCase => {
const text = `First${testCase}Second`;
subsetTest(promise_test, async t => {
await getPermissions();
await selectTextAndCopy("preformatted", text);
let clipboardText = await getTextFromPasteEvent();
assert_equals(clipboardText, normalizeForComparison(text), "Check result from DataTransfer in paste event");
clipboardText = await getTextFromClipboardReadText();
assert_equals(clipboardText, normalizeForComparison(text), "Check result from navigator.clipboard.readText()");
}, `test preformatted text with line breaks: "${normalizeForPrinting(testCase)}"`);
subsetTest(promise_test, async t => {
await getPermissions();
await selectTextAndCopy("paragraph", text);
let clipboardText = await getTextFromPasteEvent();
assert_equals(clipboardText, `First Second`, "Check result from DataTransfer in paste event");
clipboardText = await getTextFromClipboardReadText();
assert_equals(clipboardText, `First Second`, "Check result from navigator.clipboard.readText()");
}, `test paragraph text with line breaks: "${normalizeForPrinting(testCase)}"`);
});
</script>
</body>