1 files changed, 58 insertions, 0 deletions
diff --git a/browser/components/urlbar/tests/browser/browser_UrlbarInput_overflow_resize.js b/browser/components/urlbar/tests/browser/browser_UrlbarInput_overflow_resize.js
new file mode 100644
index 0000000000..879911d703
--- /dev/null
+++ b/browser/components/urlbar/tests/browser/browser_UrlbarInput_overflow_resize.js
@@ -0,0 +1,58 @@
+/* Any copyright is dedicated to the Public Domain.
+ * https://creativecommons.org/publicdomain/zero/1.0/ */
+
+async function testVal(win, url) {
+  info(`Testing ${url}`);
+  win.gURLBar.setURI(makeURI(url));
+
+  let urlbar = win.gURLBar;
+  urlbar.blur();
+
+  for (let width of [1000, 800]) {
+    win.resizeTo(width, 500);
+    await win.promiseDocumentFlushed(() => {});
+    Assert.greater(
+      urlbar.inputField.scrollWidth,
+      urlbar.inputField.clientWidth,
+      "Check The input field overflows"
+    );
+    // Resize is handled on a timer, so we must wait for it.
+    await TestUtils.waitForCondition(
+      () => urlbar.inputField.scrollLeft == urlbar.inputField.scrollLeftMax,
+      "The urlbar input field is completely scrolled to the end"
+    );
+    await TestUtils.waitForCondition(
+      () => urlbar.getAttribute("textoverflow") == "left",
+      "Wait for the textoverflow attribute"
+    );
+  }
+}
+
+add_task(async function () {
+  // We use a new tab for the test to be sure all the tab switching and loading
+  // is complete before starting, otherwise onLocationChange for this tab could
+  // override the value we set with an empty value.
+  let win = await BrowserTestUtils.openNewBrowserWindow();
+  registerCleanupFunction(() => BrowserTestUtils.closeWindow(win));
+
+  let lotsOfSpaces = "%20".repeat(200);
+
+  // اسماء.شبكة
+  let rtlDomain =
+    "\u0627\u0633\u0645\u0627\u0621\u002e\u0634\u0628\u0643\u0629";
+
+  // Mix the direction of the tests to cover more cases, and to ensure the
+  // textoverflow attribute changes every time, because tewtVal waits for that.
+  await testVal(win, `https://${rtlDomain}/${lotsOfSpaces}/test/`);
+
+  info("Test with formatting and trimurl disabled");
+  await SpecialPowers.pushPrefEnv({
+    set: [
+      ["browser.urlbar.formatting.enabled", false],
+      ["browser.urlbar.trimURLs", false],
+    ],
+  });
+
+  await testVal(win, `https://${rtlDomain}/${lotsOfSpaces}/test/`);
+  await testVal(win, `http://${rtlDomain}/${lotsOfSpaces}/test/`);
+});