1 files changed, 55 insertions, 0 deletions
diff --git a/browser/components/urlbar/tests/browser/browser_textruns.js b/browser/components/urlbar/tests/browser/browser_textruns.js
new file mode 100644
index 0000000000..ed7a61e6b0
--- /dev/null
+++ b/browser/components/urlbar/tests/browser/browser_textruns.js
@@ -0,0 +1,55 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * This test ensures that we limit textruns in case of very long urls or titles.
+ */
+
+add_task(async function () {
+  await SpecialPowers.pushPrefEnv({
+    set: [["browser.urlbar.suggest.searches", true]],
+  });
+  await SearchTestUtils.installSearchExtension(
+    { name: "Test" },
+    { setAsDefault: true }
+  );
+
+  let lotsOfSpaces = "%20".repeat(300);
+  await PlacesTestUtils.addVisits({
+    uri: `https://textruns.mozilla.org/${lotsOfSpaces}/test/`,
+    title: `A long ${lotsOfSpaces} title`,
+  });
+  await UrlbarTestUtils.formHistory.add([
+    { value: `A long ${lotsOfSpaces} textruns suggestion` },
+  ]);
+
+  registerCleanupFunction(async function () {
+    await PlacesUtils.history.clear();
+    await UrlbarTestUtils.formHistory.clear();
+  });
+
+  await UrlbarTestUtils.promiseAutocompleteResultPopup({
+    window,
+    value: "textruns",
+  });
+  let result = await UrlbarTestUtils.getDetailsOfResultAt(window, 1);
+  Assert.equal(result.searchParams.engine, "Test", "Sanity check engine");
+  Assert.equal(
+    result.displayed.title.length,
+    UrlbarUtils.MAX_TEXT_LENGTH,
+    "Result title should be limited"
+  );
+  result = await UrlbarTestUtils.getDetailsOfResultAt(window, 2);
+  Assert.equal(
+    result.displayed.title.length,
+    UrlbarUtils.MAX_TEXT_LENGTH,
+    "Result title should be limited"
+  );
+  Assert.equal(
+    result.displayed.url.length,
+    UrlbarUtils.MAX_TEXT_LENGTH,
+    "Result url should be limited"
+  );
+});