1 files changed, 100 insertions, 0 deletions
diff --git a/browser/components/places/tests/browser/browser_drag_folder_on_newTab.js b/browser/components/places/tests/browser/browser_drag_folder_on_newTab.js
new file mode 100644
index 0000000000..455b52a9c2
--- /dev/null
+++ b/browser/components/places/tests/browser/browser_drag_folder_on_newTab.js
@@ -0,0 +1,100 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_setup(async function () {
+  let toolbar = document.getElementById("PersonalToolbar");
+  let wasCollapsed = toolbar.collapsed;
+
+  // Uncollapse the personal toolbar if needed.
+  if (wasCollapsed) {
+    await promiseSetToolbarVisibility(toolbar, true);
+  }
+
+  // Clean before and after so we don't have anything in the folders.
+  await PlacesUtils.bookmarks.eraseEverything();
+
+  registerCleanupFunction(async function () {
+    // Collapse the personal toolbar if needed.
+    if (wasCollapsed) {
+      await promiseSetToolbarVisibility(toolbar, false);
+    }
+
+    await PlacesUtils.bookmarks.eraseEverything();
+  });
+});
+
+const TEST_FOLDER_NAME = "Test folder";
+
+add_task(async function test_change_location_from_Toolbar() {
+  let newTabButton = document.getElementById("tabs-newtab-button");
+
+  let children = [
+    {
+      title: "first",
+      url: "http://www.mochi.test/first",
+    },
+    {
+      title: "second",
+      url: "http://www.mochi.test/second",
+    },
+    {
+      type: PlacesUtils.bookmarks.TYPE_SEPARATOR,
+    },
+    {
+      title: "third",
+      url: "http://www.mochi.test/third",
+    },
+  ];
+  let guid = PlacesUtils.history.makeGuid();
+  await PlacesUtils.bookmarks.insertTree({
+    guid: PlacesUtils.bookmarks.toolbarGuid,
+    children: [
+      {
+        guid,
+        type: PlacesUtils.bookmarks.TYPE_FOLDER,
+        title: TEST_FOLDER_NAME,
+        children,
+      },
+    ],
+  });
+
+  let folder = getToolbarNodeForItemGuid(guid);
+
+  let loadedPromises = children
+    .filter(item => "url" in item)
+    .map(item =>
+      BrowserTestUtils.waitForNewTab(gBrowser, item.url, false, true)
+    );
+
+  let srcX = 10,
+    srcY = 10;
+  // We should drag upwards, since dragging downwards opens menu instead.
+  let stepX = 0,
+    stepY = -5;
+
+  // We need to dispatch mousemove before dragging, to populate
+  // PlacesToolbar._cachedMouseMoveEvent, with the cursor position after the
+  // first step, so that the places code detects it as dragging upward.
+  EventUtils.synthesizeMouse(folder, srcX + stepX, srcY + stepY, {
+    type: "mousemove",
+  });
+
+  await EventUtils.synthesizePlainDragAndDrop({
+    srcElement: folder,
+    destElement: newTabButton,
+    srcX,
+    srcY,
+    stepX,
+    stepY,
+  });
+
+  let tabs = await Promise.all(loadedPromises);
+
+  for (let tab of tabs) {
+    BrowserTestUtils.removeTab(tab);
+  }
+
+  ok(true);
+});