1 files changed, 66 insertions, 0 deletions
diff --git a/browser/base/content/test/tabPrompts/browser_openPromptInBackgroundTab.js b/browser/base/content/test/tabPrompts/browser_openPromptInBackgroundTab.js
new file mode 100644
index 000000000..d244d157a
--- /dev/null
+++ b/browser/base/content/test/tabPrompts/browser_openPromptInBackgroundTab.js
@@ -0,0 +1,66 @@
+"use strict";
+
+const ROOT = getRootDirectory(gTestPath).replace("chrome://mochitests/content/", "http://example.com/");
+let pageWithAlert = ROOT + "openPromptOffTimeout.html";
+
+registerCleanupFunction(function() {
+  Services.perms.removeAll(makeURI(pageWithAlert));
+});
+
+/*
+ * This test opens a tab that alerts when it is hidden. We then switch away
+ * from the tab, and check that by default the tab is not automatically
+ * re-selected. We also check that a checkbox appears in the alert that allows
+ * the user to enable this automatically re-selecting. We then check that
+ * checking the checkbox does actually enable that behaviour.
+ */
+add_task(function*() {
+  yield SpecialPowers.pushPrefEnv({"set": [["browser.tabs.dontfocusfordialogs", true]]});
+  let firstTab = gBrowser.selectedTab;
+  // load page that opens prompt when page is hidden
+  let openedTab = yield BrowserTestUtils.openNewForegroundTab(gBrowser, pageWithAlert, true);
+  let openedTabGotAttentionPromise = BrowserTestUtils.waitForAttribute("attention", openedTab, "true");
+  // switch away from that tab again - this triggers the alert.
+  yield BrowserTestUtils.switchTab(gBrowser, firstTab);
+  // ... but that's async on e10s...
+  yield openedTabGotAttentionPromise;
+  // check for attention attribute
+  is(openedTab.getAttribute("attention"), "true", "Tab with alert should have 'attention' attribute.");
+  ok(!openedTab.selected, "Tab with alert should not be selected");
+
+  // switch tab back, and check the checkbox is displayed:
+  yield BrowserTestUtils.switchTab(gBrowser, openedTab);
+  // check the prompt is there, and the extra row is present
+  let prompts = openedTab.linkedBrowser.parentNode.querySelectorAll("tabmodalprompt");
+  is(prompts.length, 1, "There should be 1 prompt");
+  let ourPrompt = prompts[0];
+  let row = ourPrompt.querySelector("row");
+  ok(row, "Should have found the row with our checkbox");
+  let checkbox = row.querySelector("checkbox[label*='example.com']");
+  ok(checkbox, "The checkbox should be there");
+  ok(!checkbox.checked, "Checkbox shouldn't be checked");
+  // tick box and accept dialog
+  checkbox.checked = true;
+  ourPrompt.onButtonClick(0);
+  // Wait for that click to actually be handled completely.
+  yield new Promise(function(resolve) {
+    Services.tm.mainThread.dispatch(resolve, Ci.nsIThread.DISPATCH_NORMAL);
+  });
+  // check permission is set
+  let ps = Services.perms;
+  is(ps.ALLOW_ACTION, ps.testPermission(makeURI(pageWithAlert), "focus-tab-by-prompt"),
+     "Tab switching should now be allowed");
+
+  let openedTabSelectedPromise = BrowserTestUtils.waitForAttribute("selected", openedTab, "true");
+  // switch to other tab again
+  yield BrowserTestUtils.switchTab(gBrowser, firstTab);
+
+  // This is sync in non-e10s, but in e10s we need to wait for this, so yield anyway.
+  // Note that the switchTab promise doesn't actually guarantee anything about *which*
+  // tab ends up as selected when its event fires, so using that here wouldn't work.
+  yield openedTabSelectedPromise;
+  // should be switched back
+  ok(openedTab.selected, "Ta-dah, the other tab should now be selected again!");
+
+  yield BrowserTestUtils.removeTab(openedTab);
+});