commit 62ce647fff1bead097d8f508383c4532974ec0ca
parent 3ced2a72e8f763cfb4c49c9d4d5abac0037732c1
Author: Edgar Chen <echen@mozilla.com>
Date: Tue, 4 Nov 2025 20:44:20 +0000
Bug 1650720 - Part 4: Add line break tests for copying selection; r=masayuki
Differential Revision: https://phabricator.services.mozilla.com/D270920
Diffstat:
3 files changed, 200 insertions(+), 0 deletions(-)
diff --git a/testing/web-platform/meta/clipboard-apis/clipboard-copy-selection-line-break.https.html.ini b/testing/web-platform/meta/clipboard-apis/clipboard-copy-selection-line-break.https.html.ini
@@ -0,0 +1,70 @@
+[clipboard-copy-selection-line-break.https.html?31-last]
+ [test preformatted text with line breaks: "\\n \\r"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+
+[clipboard-copy-selection-line-break.https.html?1-10]
+ [test preformatted text with line breaks: "\\r"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\n"]
+ expected:
+ if os == "win": FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\r\\r"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\r\\n"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\n\\r"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+
+[clipboard-copy-selection-line-break.https.html?11-20]
+ [test preformatted text with line breaks: "\\n\\n"]
+ expected:
+ if os == "win": FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\r\\r\\r"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\r\\r\\n"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\r\\n\\r"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\r\\n\\n"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+
+[clipboard-copy-selection-line-break.https.html?21-30]
+ [test preformatted text with line breaks: "\\n\\r\\r"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\n\\r\\n"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\n\\n\\r"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\n\\n\\n"]
+ expected:
+ if os == "win": FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
+
+ [test preformatted text with line breaks: "\\r \\n"]
+ expected:
+ if (os == "win") or (os == "linux"): FAIL # https://bugzilla.mozilla.org/show_bug.cgi?id=1997585
diff --git a/testing/web-platform/tests/clipboard-apis/clipboard-copy-selection-line-break.https.html b/testing/web-platform/tests/clipboard-apis/clipboard-copy-selection-line-break.https.html
@@ -0,0 +1,119 @@
+<!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>
diff --git a/testing/web-platform/tests/clipboard-apis/resources/user-activation.js b/testing/web-platform/tests/clipboard-apis/resources/user-activation.js
@@ -42,3 +42,14 @@ async function tryGrantWritePermission() {
await trySetPermission("clipboard-write", "granted");
}
+async function sendPasteShortcutKey() {
+ const modifier = navigator.platform.includes("Mac") ? "\uE03d" // META
+ : "\uE009"; // CONTROL
+ await new test_driver.Actions()
+ .keyDown(modifier)
+ .keyDown("v")
+ .keyUp("v")
+ .keyUp(modifier)
+ .send();
+}
+
