1 files changed, 186 insertions, 0 deletions
diff --git a/browser/base/content/test/general/browser_tab_dragdrop.js b/browser/base/content/test/general/browser_tab_dragdrop.js
new file mode 100644
index 000000000..cfe996e1e
--- /dev/null
+++ b/browser/base/content/test/general/browser_tab_dragdrop.js
@@ -0,0 +1,186 @@
+function swapTabsAndCloseOther(a, b) {
+  gBrowser.swapBrowsersAndCloseOther(gBrowser.tabs[b], gBrowser.tabs[a]);
+}
+
+var getClicks = function(tab) {
+  return ContentTask.spawn(tab.linkedBrowser, {}, function() {
+    return content.wrappedJSObject.clicks;
+  });
+}
+
+var clickTest = Task.async(function*(tab) {
+  let clicks = yield getClicks(tab);
+
+  yield ContentTask.spawn(tab.linkedBrowser, {}, function() {
+    let target = content.document.body;
+    let rect = target.getBoundingClientRect();
+    let left = (rect.left + rect.right) / 2;
+    let top = (rect.top + rect.bottom) / 2;
+
+    let utils = content.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+                       .getInterface(Components.interfaces.nsIDOMWindowUtils);
+    utils.sendMouseEvent("mousedown", left, top, 0, 1, 0, false, 0, 0);
+    utils.sendMouseEvent("mouseup", left, top, 0, 1, 0, false, 0, 0);
+  });
+
+  let newClicks = yield getClicks(tab);
+  is(newClicks, clicks + 1, "adding 1 more click on BODY");
+});
+
+function loadURI(tab, url) {
+  tab.linkedBrowser.loadURI(url);
+  return BrowserTestUtils.browserLoaded(tab.linkedBrowser);
+}
+
+// Creates a framescript which caches the current object value from the plugin
+// in the page. checkObjectValue below verifies that the framescript is still
+// active for the browser and that the cached value matches that from the plugin
+// in the page which tells us the plugin hasn't been reinitialized.
+function* cacheObjectValue(browser) {
+  yield ContentTask.spawn(browser, null, function*() {
+    let plugin = content.document.wrappedJSObject.body.firstChild;
+    info(`plugin is ${plugin}`);
+    let win = content.document.defaultView;
+    info(`win is ${win}`);
+    win.objectValue = plugin.getObjectValue();
+    info(`got objectValue: ${win.objectValue}`);
+    win.checkObjectValueListener = () => {
+      let result;
+      let exception;
+      try {
+        result = plugin.checkObjectValue(win.objectValue);
+      } catch (e) {
+        exception = e.toString();
+      }
+      info(`sending plugin.checkObjectValue(objectValue): ${result}`);
+      sendAsyncMessage("Test:CheckObjectValueResult", {
+        result,
+        exception
+      });
+    };
+
+    addMessageListener("Test:CheckObjectValue", win.checkObjectValueListener);
+  });
+}
+
+// Note, can't run this via registerCleanupFunction because it needs the
+// browser to still be alive and have a messageManager.
+function* cleanupObjectValue(browser) {
+  info("entered cleanupObjectValue")
+  yield ContentTask.spawn(browser, null, function*() {
+    info("in cleanup function");
+    let win = content.document.defaultView;
+    info(`about to delete objectValue: ${win.objectValue}`);
+    delete win.objectValue;
+    removeMessageListener("Test:CheckObjectValue", win.checkObjectValueListener);
+    info(`about to delete checkObjectValueListener: ${win.checkObjectValueListener}`);
+    delete win.checkObjectValueListener;
+    info(`deleted objectValue (${win.objectValue}) and checkObjectValueListener (${win.checkObjectValueListener})`);
+  });
+  info("exiting cleanupObjectValue")
+}
+
+// See the notes for cacheObjectValue above.
+function checkObjectValue(browser) {
+  let mm = browser.messageManager;
+
+  return new Promise((resolve, reject) => {
+    let listener  = ({ data }) => {
+      mm.removeMessageListener("Test:CheckObjectValueResult", listener);
+      if (data.result === null) {
+        ok(false, "checkObjectValue threw an exception: " + data.exception);
+        reject(data.exception);
+      } else {
+        resolve(data.result);
+      }
+    };
+
+    mm.addMessageListener("Test:CheckObjectValueResult", listener);
+    mm.sendAsyncMessage("Test:CheckObjectValue");
+  });
+}
+
+add_task(function*() {
+  let embed = '<embed type="application/x-test" allowscriptaccess="always" allowfullscreen="true" wmode="window" width="640" height="480"></embed>'
+  setTestPluginEnabledState(Ci.nsIPluginTag.STATE_ENABLED);
+
+  // create a few tabs
+  let tabs = [
+    gBrowser.tabs[0],
+    gBrowser.addTab("about:blank", {skipAnimation: true}),
+    gBrowser.addTab("about:blank", {skipAnimation: true}),
+    gBrowser.addTab("about:blank", {skipAnimation: true}),
+    gBrowser.addTab("about:blank", {skipAnimation: true})
+  ];
+
+  // Initially 0 1 2 3 4
+  yield loadURI(tabs[1], "data:text/html;charset=utf-8,<title>tab1</title><body>tab1<iframe>");
+  yield loadURI(tabs[2], "data:text/plain;charset=utf-8,tab2");
+  yield loadURI(tabs[3], "data:text/html;charset=utf-8,<title>tab3</title><body>tab3<iframe>");
+  yield loadURI(tabs[4], "data:text/html;charset=utf-8,<body onload='clicks=0' onclick='++clicks'>"+embed);
+  yield BrowserTestUtils.switchTab(gBrowser, tabs[3]);
+
+  swapTabsAndCloseOther(2, 3); // now: 0 1 2 4
+  is(gBrowser.tabs[1], tabs[1], "tab1");
+  is(gBrowser.tabs[2], tabs[3], "tab3");
+  is(gBrowser.tabs[3], tabs[4], "tab4");
+  delete tabs[2];
+
+  info("about to cacheObjectValue")
+  yield cacheObjectValue(tabs[4].linkedBrowser);
+  info("just finished cacheObjectValue")
+
+  swapTabsAndCloseOther(3, 2); // now: 0 1 4
+  is(Array.prototype.indexOf.call(gBrowser.tabs, gBrowser.selectedTab), 2,
+     "The third tab should be selected");
+  delete tabs[4];
+
+
+  ok((yield checkObjectValue(gBrowser.tabs[2].linkedBrowser)), "same plugin instance");
+
+  is(gBrowser.tabs[1], tabs[1], "tab1");
+  is(gBrowser.tabs[2], tabs[3], "tab4");
+
+  let clicks = yield getClicks(gBrowser.tabs[2]);
+  is(clicks, 0, "no click on BODY so far");
+  yield clickTest(gBrowser.tabs[2]);
+
+  swapTabsAndCloseOther(2, 1); // now: 0 4
+  is(gBrowser.tabs[1], tabs[1], "tab1");
+  delete tabs[3];
+
+  ok((yield checkObjectValue(gBrowser.tabs[1].linkedBrowser)), "same plugin instance");
+  yield cleanupObjectValue(gBrowser.tabs[1].linkedBrowser);
+
+  yield clickTest(gBrowser.tabs[1]);
+
+  // Load a new document (about:blank) in tab4, then detach that tab into a new window.
+  // In the new window, navigate back to the original document and click on its <body>,
+  // verify that its onclick was called.
+  is(Array.prototype.indexOf.call(gBrowser.tabs, gBrowser.selectedTab), 1,
+     "The second tab should be selected");
+  is(gBrowser.tabs[1], tabs[1],
+     "The second tab in gBrowser.tabs should be equal to the second tab in our array");
+  is(gBrowser.selectedTab, tabs[1],
+     "The second tab in our array is the selected tab");
+  yield loadURI(tabs[1], "about:blank");
+  let key = tabs[1].linkedBrowser.permanentKey;
+
+  let win = gBrowser.replaceTabWithWindow(tabs[1]);
+  yield new Promise(resolve => whenDelayedStartupFinished(win, resolve));
+  delete tabs[1];
+
+  // Verify that the original window now only has the initial tab left in it.
+  is(gBrowser.tabs[0], tabs[0], "tab0");
+  is(gBrowser.tabs[0].linkedBrowser.currentURI.spec, "about:blank", "tab0 uri");
+
+  let tab = win.gBrowser.tabs[0];
+  is(tab.linkedBrowser.permanentKey, key, "Should have kept the key");
+
+  let awaitPageShow = BrowserTestUtils.waitForContentEvent(tab.linkedBrowser, "pageshow");
+  win.gBrowser.goBack();
+  yield awaitPageShow;
+
+  yield clickTest(tab);
+  promiseWindowClosed(win);
+});