1 files changed, 118 insertions, 0 deletions
diff --git a/devtools/client/shared/test/browser_dbg_multiple-windows.js b/devtools/client/shared/test/browser_dbg_multiple-windows.js
new file mode 100644
index 0000000000..075cf05524
--- /dev/null
+++ b/devtools/client/shared/test/browser_dbg_multiple-windows.js
@@ -0,0 +1,118 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Make sure that the debugger attaches to the right tab when multiple windows
+ * are open.
+ */
+
+var { DevToolsServer } = require("devtools/server/devtools-server");
+var { DevToolsClient } = require("devtools/client/devtools-client");
+
+const TAB1_URL = "data:text/html;charset=utf-8,first-tab";
+const TAB2_URL = "data:text/html;charset=utf-8,second-tab";
+
+add_task(async function() {
+  DevToolsServer.init();
+  DevToolsServer.registerAllActors();
+
+  const transport = DevToolsServer.connectPipe();
+  const client = new DevToolsClient(transport);
+  const [type] = await client.connect();
+  is(type, "browser", "Root actor should identify itself as a browser.");
+
+  const tab = await addTab(TAB1_URL);
+  await testFirstTab(client, tab);
+  const win = await addWindow(TAB2_URL);
+  await testNewWindow(client, win);
+  testFocusFirst(client);
+  await testRemoveTab(client, win, tab);
+  await client.close();
+});
+
+async function testFirstTab(client, tab) {
+  ok(!!tab, "Second tab created.");
+
+  const tabs = await client.mainRoot.listTabs();
+  const targetFront = tabs.find(grip => grip.url == TAB1_URL);
+  ok(targetFront, "Should find a target actor for the first tab.");
+
+  ok(!tabs[0].selected, "The previously opened tab isn't selected.");
+  ok(tabs[1].selected, "The first tab is selected.");
+}
+
+async function testNewWindow(client, win) {
+  ok(!!win, "Second window created.");
+
+  win.focus();
+
+  const topWindow = Services.wm.getMostRecentWindow("navigator:browser");
+  is(topWindow, win, "The second window is on top.");
+
+  if (Services.focus.activeWindow != win) {
+    await new Promise(resolve => {
+      win.addEventListener(
+        "activate",
+        function onActivate(event) {
+          if (event.target != win) {
+            return;
+          }
+          win.removeEventListener("activate", onActivate, true);
+          resolve();
+        },
+        true
+      );
+    });
+  }
+
+  const tabs = await client.mainRoot.listTabs();
+  ok(!tabs[0].selected, "The previously opened tab isn't selected.");
+  ok(!tabs[1].selected, "The first tab isn't selected.");
+  ok(tabs[2].selected, "The second tab is selected.");
+}
+
+async function testFocusFirst(client) {
+  const tab = window.gBrowser.selectedTab;
+  await ContentTask.spawn(tab.linkedBrowser, null, async function() {
+    const onFocus = new Promise(resolve => {
+      content.addEventListener("focus", resolve, { once: true });
+    });
+    await onFocus;
+  });
+
+  const tabs = await client.mainRoot.listTabs();
+  ok(!tabs[0].selected, "The previously opened tab isn't selected.");
+  ok(!tabs[1].selected, "The first tab is selected after focusing on i.");
+  ok(tabs[2].selected, "The second tab isn't selected.");
+}
+
+async function testRemoveTab(client, win, tab) {
+  win.close();
+
+  // give it time to close
+  await new Promise(resolve => executeSoon(resolve));
+  await continue_remove_tab(client, tab);
+}
+
+async function continue_remove_tab(client, tab) {
+  removeTab(tab);
+
+  const tabs = await client.mainRoot.listTabs();
+
+  // Verify that tabs are no longer included in listTabs.
+  const foundTab1 = tabs.some(grip => grip.url == TAB1_URL);
+  const foundTab2 = tabs.some(grip => grip.url == TAB2_URL);
+  ok(!foundTab1, "Tab1 should be gone.");
+  ok(!foundTab2, "Tab2 should be gone.");
+
+  ok(tabs[0].selected, "The previously opened tab is selected.");
+}
+
+async function addWindow(url) {
+  info("Adding window: " + url);
+  const onNewWindow = BrowserTestUtils.waitForNewWindow({ url });
+  window.open(url, "_blank", "noopener");
+  return onNewWindow;
+}