Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/browser/base/content/test/general/browser_hide_removing.js b/browser/base/content/test/general/browser_hide_removing.js
new file mode 100644
index 0000000000..af9405a7b4
--- /dev/null
+++ b/browser/base/content/test/general/browser_hide_removing.js
@@ -0,0 +1,27 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Bug 587922: tabs don't get removed if they're hidden
+
+add_task(async function() {
+  // Add a tab that will get removed and hidden
+  let testTab = BrowserTestUtils.addTab(gBrowser, "about:blank", {
+    skipAnimation: true,
+  });
+  is(gBrowser.visibleTabs.length, 2, "just added a tab, so 2 tabs");
+  await BrowserTestUtils.switchTab(gBrowser, testTab);
+
+  let numVisBeforeHide, numVisAfterHide;
+
+  // We have to animate the tab removal in order to get an async
+  // tab close.
+  BrowserTestUtils.removeTab(testTab, { animate: true });
+
+  numVisBeforeHide = gBrowser.visibleTabs.length;
+  gBrowser.hideTab(testTab);
+  numVisAfterHide = gBrowser.visibleTabs.length;
+
+  is(numVisBeforeHide, 1, "animated remove has in 1 tab left");
+  is(numVisAfterHide, 1, "hiding a removing tab also has 1 tab");
+});