1 files changed, 100 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser_webconsole_bug_595350_multiple_windows_and_tabs.js b/devtools/client/webconsole/test/browser_webconsole_bug_595350_multiple_windows_and_tabs.js
new file mode 100644
index 000000000..1951cb366
--- /dev/null
+++ b/devtools/client/webconsole/test/browser_webconsole_bug_595350_multiple_windows_and_tabs.js
@@ -0,0 +1,100 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Tests that the Web Console doesn't leak when multiple tabs and windows are
+// opened and then closed.
+
+"use strict";
+
+const TEST_URI = "data:text/html;charset=utf-8,Web Console test for bug 595350";
+
+var win1 = window, win2;
+var openTabs = [];
+var loadedTabCount = 0;
+
+function test() {
+  requestLongerTimeout(3);
+
+  // Add two tabs in the main window.
+  addTabs(win1);
+
+  // Open a new window.
+  win2 = OpenBrowserWindow();
+  win2.addEventListener("load", onWindowLoad, true);
+}
+
+function onWindowLoad(aEvent) {
+  win2.removeEventListener(aEvent.type, onWindowLoad, true);
+
+  // Add two tabs in the new window.
+  addTabs(win2);
+}
+
+function addTabs(aWindow) {
+  for (let i = 0; i < 2; i++) {
+    let tab = aWindow.gBrowser.addTab(TEST_URI);
+    openTabs.push(tab);
+
+    tab.linkedBrowser.addEventListener("load", function onLoad(aEvent) {
+      tab.linkedBrowser.removeEventListener(aEvent.type, onLoad, true);
+
+      loadedTabCount++;
+      info("tabs loaded: " + loadedTabCount);
+      if (loadedTabCount >= 4) {
+        executeSoon(openConsoles);
+      }
+    }, true);
+  }
+}
+
+function openConsoles() {
+  function open(i) {
+    let tab = openTabs[i];
+    openConsole(tab).then(function (hud) {
+      ok(hud, "HUD is open for tab " + i);
+      let window = hud.target.tab.linkedBrowser.contentWindow;
+      window.console.log("message for tab " + i);
+
+      if (i >= openTabs.length - 1) {
+        // Use executeSoon() to allow the promise to resolve.
+        executeSoon(closeConsoles);
+      }
+      else {
+        executeSoon(() => open(i + 1));
+      }
+    });
+  }
+
+  // open the Web Console for each of the four tabs and log a message.
+  open(0);
+}
+
+function closeConsoles() {
+  let consolesClosed = 0;
+
+  function onWebConsoleClose(aSubject, aTopic) {
+    if (aTopic == "web-console-destroyed") {
+      consolesClosed++;
+      info("consoles destroyed: " + consolesClosed);
+      if (consolesClosed == 4) {
+        // Use executeSoon() to allow all the observers to execute.
+        executeSoon(finishTest);
+      }
+    }
+  }
+
+  Services.obs.addObserver(onWebConsoleClose, "web-console-destroyed", false);
+
+  registerCleanupFunction(() => {
+    Services.obs.removeObserver(onWebConsoleClose, "web-console-destroyed");
+  });
+
+  win2.close();
+
+  win1.gBrowser.removeTab(openTabs[0]);
+  win1.gBrowser.removeTab(openTabs[1]);
+
+  openTabs = win1 = win2 = null;
+}