Remove browser tests - Part 1: The Tests (except for experiments)

17 files changed, 0 insertions, 1219 deletions

diff --git a/browser/components/downloads/test/browser/.eslintrc.js b/browser/components/downloads/test/browser/.eslintrc.js
deleted file mode 100644
index 7c8021192..000000000
--- a/browser/components/downloads/test/browser/.eslintrc.js
+++ /dev/null
@@ -1,7 +0,0 @@
-"use strict";
-
-module.exports = {
-  "extends": [
-    "../../../../../testing/mochitest/browser.eslintrc.js"
-  ]
-};
diff --git a/browser/components/downloads/test/browser/browser.ini b/browser/components/downloads/test/browser/browser.ini
deleted file mode 100644
index 76f026c78..000000000
--- a/browser/components/downloads/test/browser/browser.ini
+++ /dev/null
@@ -1,15 +0,0 @@
-[DEFAULT]
-support-files = head.js
-
-[browser_basic_functionality.js]
-[browser_first_download_panel.js]
-skip-if = os == "linux" # Bug 949434
-[browser_overflow_anchor.js]
-skip-if = os == "linux" # Bug 952422
-[browser_confirm_unblock_download.js]
-[browser_iframe_gone_mid_download.js]
-[browser_indicatorDrop.js]
-[browser_libraryDrop.js]
-[browser_downloads_panel_block.js]
-[browser_downloads_panel_footer.js]
-[browser_downloads_panel_height.js]
diff --git a/browser/components/downloads/test/browser/browser_basic_functionality.js b/browser/components/downloads/test/browser/browser_basic_functionality.js
deleted file mode 100644
index 564a344a7..000000000
--- a/browser/components/downloads/test/browser/browser_basic_functionality.js
+++ /dev/null
@@ -1,56 +0,0 @@
-/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-/* Any copyright is dedicated to the Public Domain.
-   http://creativecommons.org/publicdomain/zero/1.0/ */
-
-registerCleanupFunction(function*() {
-  yield task_resetState();
-});
-
-/**
- * Make sure the downloads panel can display items in the right order and
- * contains the expected data.
- */
-add_task(function* test_basic_functionality() {
-  // Display one of each download state.
-  const DownloadData = [
-    { state: nsIDM.DOWNLOAD_NOTSTARTED },
-    { state: nsIDM.DOWNLOAD_PAUSED },
-    { state: nsIDM.DOWNLOAD_FINISHED },
-    { state: nsIDM.DOWNLOAD_FAILED },
-    { state: nsIDM.DOWNLOAD_CANCELED },
-  ];
-
-  // Wait for focus first
-  yield promiseFocus();
-
-  // Ensure that state is reset in case previous tests didn't finish.
-  yield task_resetState();
-
-  // For testing purposes, show all the download items at once.
-  var originalCountLimit = DownloadsView.kItemCountLimit;
-  DownloadsView.kItemCountLimit = DownloadData.length;
-  registerCleanupFunction(function () {
-    DownloadsView.kItemCountLimit = originalCountLimit;
-  });
-
-  // Populate the downloads database with the data required by this test.
-  yield task_addDownloads(DownloadData);
-
-  // Open the user interface and wait for data to be fully loaded.
-  yield task_openPanel();
-
-  // Test item data and count.  This also tests the ordering of the display.
-  let richlistbox = document.getElementById("downloadsListBox");
-  /* disabled for failing intermittently (bug 767828)
-    is(richlistbox.children.length, DownloadData.length,
-       "There is the correct number of richlistitems");
-  */
-  let itemCount = richlistbox.children.length;
-  for (let i = 0; i < itemCount; i++) {
-    let element = richlistbox.children[itemCount - i - 1];
-    let download = DownloadsView.itemForElement(element).download;
-    is(DownloadsCommon.stateOfDownload(download), DownloadData[i].state,
-       "Download states match up");
-  }
-});
diff --git a/browser/components/downloads/test/browser/browser_confirm_unblock_download.js b/browser/components/downloads/test/browser/browser_confirm_unblock_download.js
deleted file mode 100644
index 8ba37ba64..000000000
--- a/browser/components/downloads/test/browser/browser_confirm_unblock_download.js
+++ /dev/null
@@ -1,92 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-// Tests the dialog which allows the user to unblock a downloaded file.
-
-registerCleanupFunction(() => {});
-
-function* assertDialogResult({ args, buttonToClick, expectedResult }) {
-  promiseAlertDialogOpen(buttonToClick);
-  is(yield DownloadsCommon.confirmUnblockDownload(args), expectedResult);
-}
-
-/**
- * Tests the "unblock" dialog, for each of the possible verdicts.
- */
-add_task(function* test_unblock_dialog_unblock() {
-  for (let verdict of [Downloads.Error.BLOCK_VERDICT_MALWARE,
-                       Downloads.Error.BLOCK_VERDICT_POTENTIALLY_UNWANTED,
-                       Downloads.Error.BLOCK_VERDICT_UNCOMMON]) {
-    let args = { verdict, window, dialogType: "unblock" };
-
-    // Test both buttons.
-    yield assertDialogResult({
-      args,
-      buttonToClick: "accept",
-      expectedResult: "unblock",
-    });
-    yield assertDialogResult({
-      args,
-      buttonToClick: "cancel",
-      expectedResult: "cancel",
-    });
-  }
-});
-
-/**
- * Tests the "chooseUnblock" dialog for potentially unwanted downloads.
- */
-add_task(function* test_chooseUnblock_dialog() {
-  let args = {
-    verdict: Downloads.Error.BLOCK_VERDICT_POTENTIALLY_UNWANTED,
-    window,
-    dialogType: "chooseUnblock",
-  };
-
-  // Test each of the three buttons.
-  yield assertDialogResult({
-    args,
-    buttonToClick: "accept",
-    expectedResult: "unblock",
-  });
-  yield assertDialogResult({
-    args,
-    buttonToClick: "cancel",
-    expectedResult: "cancel",
-  });
-  yield assertDialogResult({
-    args,
-    buttonToClick: "extra1",
-    expectedResult: "confirmBlock",
-  });
-});
-
-/**
- * Tests the "chooseOpen" dialog for uncommon downloads.
- */
-add_task(function* test_chooseOpen_dialog() {
-  let args = {
-    verdict: Downloads.Error.BLOCK_VERDICT_UNCOMMON,
-    window,
-    dialogType: "chooseOpen",
-  };
-
-  // Test each of the three buttons.
-  yield assertDialogResult({
-    args,
-    buttonToClick: "accept",
-    expectedResult: "open",
-  });
-  yield assertDialogResult({
-    args,
-    buttonToClick: "cancel",
-    expectedResult: "cancel",
-  });
-  yield assertDialogResult({
-    args,
-    buttonToClick: "extra1",
-    expectedResult: "confirmBlock",
-  });
-});
diff --git a/browser/components/downloads/test/browser/browser_downloads_panel_block.js b/browser/components/downloads/test/browser/browser_downloads_panel_block.js
deleted file mode 100644
index 05056e842..000000000
--- a/browser/components/downloads/test/browser/browser_downloads_panel_block.js
+++ /dev/null
@@ -1,183 +0,0 @@
-"use strict";
-
-add_task(function* mainTest() {
-  yield task_resetState();
-
-  let verdicts = [
-    Downloads.Error.BLOCK_VERDICT_UNCOMMON,
-    Downloads.Error.BLOCK_VERDICT_MALWARE,
-    Downloads.Error.BLOCK_VERDICT_POTENTIALLY_UNWANTED,
-  ];
-  yield task_addDownloads(verdicts.map(v => makeDownload(v)));
-
-  // Check that the richlistitem for each download is correct.
-  for (let i = 0; i < verdicts.length; i++) {
-    yield openPanel();
-
-    // The current item is always the first one in the listbox since each
-    // iteration of this loop removes the item at the end.
-    let item = DownloadsView.richListBox.firstChild;
-
-    // Open the panel and click the item to show the subview.
-    EventUtils.sendMouseEvent({ type: "click" }, item);
-    yield promiseSubviewShown(true);
-
-    // Items are listed in newest-to-oldest order, so e.g. the first item's
-    // verdict is the last element in the verdicts array.
-    Assert.ok(DownloadsBlockedSubview.subview.getAttribute("verdict"),
-              verdicts[verdicts.count - i - 1]);
-
-    // Click the sliver of the main view that's still showing on the left to go
-    // back to it.
-    EventUtils.synthesizeMouse(DownloadsPanel.panel, 10, 10, {}, window);
-    yield promiseSubviewShown(false);
-
-    // Show the subview again.
-    EventUtils.sendMouseEvent({ type: "click" }, item);
-    yield promiseSubviewShown(true);
-
-    // Click the Open button.  The download should be unblocked and then opened,
-    // i.e., unblockAndOpenDownload() should be called on the item.  The panel
-    // should also be closed as a result, so wait for that too.
-    let unblockOpenPromise = promiseUnblockAndOpenDownloadCalled(item);
-    let hidePromise = promisePanelHidden();
-    EventUtils.synthesizeMouse(DownloadsBlockedSubview.elements.openButton,
-                               10, 10, {}, window);
-    yield unblockOpenPromise;
-    yield hidePromise;
-
-    window.focus();
-    yield SimpleTest.promiseFocus(window);
-
-    // Reopen the panel and show the subview again.
-    yield openPanel();
-
-    EventUtils.sendMouseEvent({ type: "click" }, item);
-    yield promiseSubviewShown(true);
-
-    // Click the Remove button.  The panel should close and the item should be
-    // removed from it.
-    EventUtils.synthesizeMouse(DownloadsBlockedSubview.elements.deleteButton,
-                               10, 10, {}, window);
-    yield promisePanelHidden();
-    yield openPanel();
-
-    Assert.ok(!item.parentNode);
-    DownloadsPanel.hidePanel();
-    yield promisePanelHidden();
-  }
-
-  yield task_resetState();
-});
-
-function* openPanel() {
-  // This function is insane but something intermittently causes the panel to be
-  // closed as soon as it's opening on Linux ASAN.  Maybe it would also happen
-  // on other build machines if the test ran often enough.  Not only is the
-  // panel closed, it's closed while it's opening, leaving DownloadsPanel._state
-  // such that when you try to open the panel again, it thinks it's already
-  // open, but it's not.  The result is that the test times out.
-  //
-  // What this does is call DownloadsPanel.showPanel over and over again until
-  // the panel is really open.  There are a few wrinkles:
-  //
-  // (1) When panel.state is "open", check four more times (for a total of five)
-  // before returning to make the panel stays open.
-  // (2) If the panel is not open, check the _state.  It should be either
-  // kStateUninitialized or kStateHidden.  If it's not, then the panel is in the
-  // process of opening -- or maybe it's stuck in that process -- so reset the
-  // _state to kStateHidden.
-  // (3) If the _state is not kStateUninitialized or kStateHidden, then it may
-  // actually be properly opening and not stuck at all.  To avoid always closing
-  // the panel while it's properly opening, use an exponential backoff mechanism
-  // for retries.
-  //
-  // If all that fails, then the test will time out, but it would have timed out
-  // anyway.
-
-  yield promiseFocus();
-  yield new Promise(resolve => {
-    let verifyCount = 5;
-    let backoff = 0;
-    let iBackoff = 0;
-    let interval = setInterval(() => {
-      if (DownloadsPanel.panel && DownloadsPanel.panel.state == "open") {
-        if (verifyCount > 0) {
-          verifyCount--;
-        } else {
-          clearInterval(interval);
-          resolve();
-        }
-      } else {
-        if (iBackoff < backoff) {
-          // Keep backing off before trying again.
-          iBackoff++;
-        } else {
-          // Try (or retry) opening the panel.
-          verifyCount = 5;
-          backoff = Math.max(1, 2 * backoff);
-          iBackoff = 0;
-          if (DownloadsPanel._state != DownloadsPanel.kStateUninitialized) {
-            DownloadsPanel._state = DownloadsPanel.kStateHidden;
-          }
-          DownloadsPanel.showPanel();
-        }
-      }
-    }, 100);
-  });
-}
-
-function promisePanelHidden() {
-  return new Promise(resolve => {
-    if (!DownloadsPanel.panel || DownloadsPanel.panel.state == "closed") {
-      resolve();
-      return;
-    }
-    DownloadsPanel.panel.addEventListener("popuphidden", function onHidden() {
-      DownloadsPanel.panel.removeEventListener("popuphidden", onHidden);
-      setTimeout(resolve, 0);
-    });
-  });
-}
-
-function makeDownload(verdict) {
-  return {
-    state: nsIDM.DOWNLOAD_DIRTY,
-    hasBlockedData: true,
-    errorObj: {
-      result: Components.results.NS_ERROR_FAILURE,
-      message: "Download blocked.",
-      becauseBlocked: true,
-      becauseBlockedByReputationCheck: true,
-      reputationCheckVerdict:  verdict,
-    },
-  };
-}
-
-function promiseSubviewShown(shown) {
-  // More terribleness, but I'm tired of fighting intermittent timeouts on try.
-  // Just poll for the subview and wait a second before resolving the promise.
-  return new Promise(resolve => {
-    let interval = setInterval(() => {
-      if (shown == DownloadsBlockedSubview.view.showingSubView &&
-          !DownloadsBlockedSubview.view._transitioning) {
-        clearInterval(interval);
-        setTimeout(resolve, 1000);
-        return;
-      }
-    }, 0);
-  });
-}
-
-function promiseUnblockAndOpenDownloadCalled(item) {
-  return new Promise(resolve => {
-    let realFn = item._shell.unblockAndOpenDownload;
-    item._shell.unblockAndOpenDownload = () => {
-      item._shell.unblockAndOpenDownload = realFn;
-      resolve();
-      // unblockAndOpenDownload returns a promise (that's resolved when the file
-      // is opened).
-      return Promise.resolve();
-    };
-  });
-}
diff --git a/browser/components/downloads/test/browser/browser_downloads_panel_footer.js b/browser/components/downloads/test/browser/browser_downloads_panel_footer.js
deleted file mode 100644
index 4083dde98..000000000
--- a/browser/components/downloads/test/browser/browser_downloads_panel_footer.js
+++ /dev/null
@@ -1,95 +0,0 @@
-"use strict";
-
-function *task_openDownloadsSubPanel() {
-  let downloadSubPanel = document.getElementById("downloadSubPanel");
-  let popupShownPromise = BrowserTestUtils.waitForEvent(downloadSubPanel, "popupshown");
-
-  let downloadsDropmarker = document.getElementById("downloadsFooterDropmarker");
-  EventUtils.synthesizeMouseAtCenter(downloadsDropmarker, {}, window);
-
-  yield popupShownPromise;
-}
-
-add_task(function* test_openDownloadsFolder() {
-  yield SpecialPowers.pushPrefEnv({"set": [["browser.download.showPanelDropmarker", true]]});
-  yield task_openPanel();
-
-  yield task_openDownloadsSubPanel();
-
-  yield new Promise(resolve => {
-    sinon.stub(DownloadsCommon, "showDirectory", file => {
-      resolve(Downloads.getPreferredDownloadsDirectory().then(downloadsPath => {
-        is(file.path, downloadsPath, "Check the download folder path.");
-      }));
-    });
-
-    let itemOpenDownloadsFolder =
-      document.getElementById("downloadsDropdownItemOpenDownloadsFolder");
-    EventUtils.synthesizeMouseAtCenter(itemOpenDownloadsFolder, {}, window);
-  });
-
-  yield task_resetState();
-});
-
-add_task(function* test_clearList() {
-  const kTestCases = [{
-    downloads: [
-      { state: nsIDM.DOWNLOAD_NOTSTARTED },
-      { state: nsIDM.DOWNLOAD_FINISHED },
-      { state: nsIDM.DOWNLOAD_FAILED },
-      { state: nsIDM.DOWNLOAD_CANCELED },
-    ],
-    expectClearListShown: true,
-    expectedItemNumber: 0,
-  },{
-    downloads: [
-      { state: nsIDM.DOWNLOAD_NOTSTARTED },
-      { state: nsIDM.DOWNLOAD_FINISHED },
-      { state: nsIDM.DOWNLOAD_FAILED },
-      { state: nsIDM.DOWNLOAD_PAUSED },
-      { state: nsIDM.DOWNLOAD_CANCELED },
-    ],
-    expectClearListShown: true,
-    expectedItemNumber: 1,
-  },{
-    downloads: [
-      { state: nsIDM.DOWNLOAD_PAUSED },
-    ],
-    expectClearListShown: false,
-    expectedItemNumber: 1,
-  }];
-
-  for (let testCase of kTestCases) {
-    yield verify_clearList(testCase);
-  }
-});
-
-function *verify_clearList(testCase) {
-  let downloads = testCase.downloads;
-  yield task_addDownloads(downloads);
-
-  yield task_openPanel();
-  is(DownloadsView._downloads.length, downloads.length,
-    "Expect the number of download items");
-
-  yield task_openDownloadsSubPanel();
-
-  let itemClearList = document.getElementById("downloadsDropdownItemClearList");
-  let itemNumberPromise = BrowserTestUtils.waitForCondition(() => {
-    return DownloadsView._downloads.length === testCase.expectedItemNumber;
-  });
-  if (testCase.expectClearListShown) {
-    isnot("true", itemClearList.getAttribute("hidden"),
-      "Should show Clear Preview Panel button");
-    EventUtils.synthesizeMouseAtCenter(itemClearList, {}, window);
-  } else {
-    is("true", itemClearList.getAttribute("hidden"),
-      "Should not show Clear Preview Panel button");
-  }
-
-  yield itemNumberPromise;
-  is(DownloadsView._downloads.length, testCase.expectedItemNumber,
-    "Download items remained.");
-
-  yield task_resetState();
-}
diff --git a/browser/components/downloads/test/browser/browser_downloads_panel_height.js b/browser/components/downloads/test/browser/browser_downloads_panel_height.js
deleted file mode 100644
index 1638e4f0e..000000000
--- a/browser/components/downloads/test/browser/browser_downloads_panel_height.js
+++ /dev/null
@@ -1,29 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
- * http://creativecommons.org/publicdomain/zero/1.0/ */
-
-"use strict";
-
-/**
- * This test exists because we use a <panelmultiview> element and it handles
- * some of the height changes for us. We need to verify that the height is
- * updated correctly if downloads are removed while the panel is hidden.
- */
-add_task(function* test_height_reduced_after_removal() {
-  yield task_addDownloads([
-    { state: nsIDM.DOWNLOAD_FINISHED },
-  ]);
-
-  yield task_openPanel();
-  let panel = document.getElementById("downloadsPanel");
-  let heightBeforeRemoval = panel.getBoundingClientRect().height;
-
-  // We want to close the panel before we remove the download from the list.
-  DownloadsPanel.hidePanel();
-  yield task_resetState();
-
-  yield task_openPanel();
-  let heightAfterRemoval = panel.getBoundingClientRect().height;
-  Assert.greater(heightBeforeRemoval, heightAfterRemoval);
-
-  yield task_resetState();
-});
diff --git a/browser/components/downloads/test/browser/browser_first_download_panel.js b/browser/components/downloads/test/browser/browser_first_download_panel.js
deleted file mode 100644
index 2cd871360..000000000
--- a/browser/components/downloads/test/browser/browser_first_download_panel.js
+++ /dev/null
@@ -1,57 +0,0 @@
-/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-/* Any copyright is dedicated to the Public Domain.
-   http://creativecommons.org/publicdomain/zero/1.0/ */
-
-/**
- * Make sure the downloads panel only opens automatically on the first
- * download it notices. All subsequent downloads, even across sessions, should
- * not open the panel automatically.
- */
-add_task(function* test_first_download_panel() {
-  // Clear the download panel has shown preference first as this test is used to
-  // verify this preference's behaviour.
-  let oldPrefValue = Services.prefs.getBoolPref("browser.download.panel.shown");
-  Services.prefs.setBoolPref("browser.download.panel.shown", false);
-
-  registerCleanupFunction(function*() {
-    // Clean up when the test finishes.
-    yield task_resetState();
-
-    // Set the preference instead of clearing it afterwards to ensure the
-    // right value is used no matter what the default was. This ensures the
-    // panel doesn't appear and affect other tests.
-    Services.prefs.setBoolPref("browser.download.panel.shown", oldPrefValue);
-  });
-
-  // Ensure that state is reset in case previous tests didn't finish.
-  yield task_resetState();
-
-  // With this set to false, we should automatically open the panel the first
-  // time a download is started.
-  DownloadsCommon.getData(window).panelHasShownBefore = false;
-
-  let promise = promisePanelOpened();
-  DownloadsCommon.getData(window)._notifyDownloadEvent("start");
-  yield promise;
-
-  // If we got here, that means the panel opened.
-  DownloadsPanel.hidePanel();
-
-  ok(DownloadsCommon.getData(window).panelHasShownBefore,
-     "Should have recorded that the panel was opened on a download.")
-
-  // Next, make sure that if we start another download, we don't open the
-  // panel automatically.
-  let originalOnPopupShown = DownloadsPanel.onPopupShown;
-  DownloadsPanel.onPopupShown = function () {
-    originalOnPopupShown.apply(this, arguments);
-    ok(false, "Should not have opened the downloads panel.");
-  };
-
-  DownloadsCommon.getData(window)._notifyDownloadEvent("start");
-
-  // Wait 2 seconds to ensure that the panel does not open.
-  yield new Promise(resolve => setTimeout(resolve, 2000));
-  DownloadsPanel.onPopupShown = originalOnPopupShown;
-});
diff --git a/browser/components/downloads/test/browser/browser_iframe_gone_mid_download.js b/browser/components/downloads/test/browser/browser_iframe_gone_mid_download.js
deleted file mode 100644
index ebdd4f9af..000000000
--- a/browser/components/downloads/test/browser/browser_iframe_gone_mid_download.js
+++ /dev/null
@@ -1,62 +0,0 @@
-const SAVE_PER_SITE_PREF = "browser.download.lastDir.savePerSite";
-
-function test_deleted_iframe(perSitePref, windowOptions={}) {
-  return function*() {
-    Services.prefs.setBoolPref(SAVE_PER_SITE_PREF, perSitePref);
-    let {DownloadLastDir} = Cu.import("resource://gre/modules/DownloadLastDir.jsm", {});
-
-    let win = yield promiseOpenAndLoadWindow(windowOptions);
-    let tab = win.gBrowser.addTab();
-    yield promiseTabLoadEvent(tab, "about:mozilla");
-
-    let doc = tab.linkedBrowser.contentDocument;
-    let iframe = doc.createElement("iframe");
-    doc.body.appendChild(iframe);
-
-    ok(iframe.contentWindow, "iframe should have a window");
-    let gDownloadLastDir = new DownloadLastDir(iframe.contentWindow);
-    let cw = iframe.contentWindow;
-    let promiseIframeWindowGone = new Promise((resolve, reject) => {
-      Services.obs.addObserver(function obs(subject, topic) {
-        if (subject == cw) {
-          Services.obs.removeObserver(obs, topic);
-          resolve();
-        }
-      }, "dom-window-destroyed", false);
-    });
-    iframe.remove();
-    yield promiseIframeWindowGone;
-    cw = null;
-    ok(!iframe.contentWindow, "Managed to destroy iframe");
-
-    let someDir = "blah";
-    try {
-      someDir = yield new Promise((resolve, reject) => {
-        gDownloadLastDir.getFileAsync("http://www.mozilla.org/", function(dir) {
-          resolve(dir);
-        });
-      });
-    } catch (ex) {
-      ok(false, "Got an exception trying to get the directory where things should be saved.");
-      Cu.reportError(ex);
-    }
-    // NB: someDir can legitimately be null here when set, hence the 'blah' workaround:
-    isnot(someDir, "blah", "Should get a file even after the window was destroyed.");
-
-    try {
-      gDownloadLastDir.setFile("http://www.mozilla.org/", null);
-    } catch (ex) {
-      ok(false, "Got an exception trying to set the directory where things should be saved.");
-      Cu.reportError(ex);
-    }
-
-    yield promiseWindowClosed(win);
-    Services.prefs.clearUserPref(SAVE_PER_SITE_PREF);
-  };
-}
-
-add_task(test_deleted_iframe(false));
-add_task(test_deleted_iframe(false));
-add_task(test_deleted_iframe(true, {private: true}));
-add_task(test_deleted_iframe(true, {private: true}));
-
diff --git a/browser/components/downloads/test/browser/browser_indicatorDrop.js b/browser/components/downloads/test/browser/browser_indicatorDrop.js
deleted file mode 100644
index 368d85ccf..000000000
--- a/browser/components/downloads/test/browser/browser_indicatorDrop.js
+++ /dev/null
@@ -1,67 +0,0 @@
-/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-/* Any copyright is dedicated to the Public Domain.
-   http://creativecommons.org/publicdomain/zero/1.0/ */
-
-XPCOMUtils.defineLazyModuleGetter(this, "HttpServer",
-  "resource://testing-common/httpd.js");
-
-registerCleanupFunction(function*() {
-  yield task_resetState();
-  yield task_clearHistory();
-});
-
-add_task(function* test_indicatorDrop() {
-  let downloadButton = document.getElementById("downloads-button");
-  ok(downloadButton, "download button present");
-
-  let scriptLoader = Cc["@mozilla.org/moz/jssubscript-loader;1"].
-      getService(Ci.mozIJSSubScriptLoader);
-  let EventUtils = {};
-  scriptLoader.loadSubScript("chrome://mochikit/content/tests/SimpleTest/EventUtils.js", EventUtils);
-
-  function* task_drop(urls) {
-    let dragData = [[{type: "text/plain", data: urls.join("\n")}]];
-
-    let list = yield Downloads.getList(Downloads.ALL);
-
-    let added = new Set();
-    let succeeded = new Set();
-    yield new Promise(function(resolve) {
-      let view = {
-        onDownloadAdded: function(download) {
-          added.add(download.source.url);
-        },
-        onDownloadChanged: function(download) {
-          if (!added.has(download.source.url))
-            return;
-          if (!download.succeeded)
-            return;
-          succeeded.add(download.source.url);
-          if (succeeded.size == urls.length) {
-            list.removeView(view).then(resolve);
-          }
-        }
-      };
-      list.addView(view).then(function() {
-        EventUtils.synthesizeDrop(downloadButton, downloadButton, dragData, "link", window);
-      });
-    });
-
-    for (let url of urls) {
-      ok(added.has(url), url + " is added to download");
-    }
-  }
-
-  // Ensure that state is reset in case previous tests didn't finish.
-  yield task_resetState();
-
-  yield setDownloadDir();
-
-  startServer();
-
-  yield* task_drop([httpUrl("file1.txt")]);
-  yield* task_drop([httpUrl("file1.txt"),
-                    httpUrl("file2.txt"),
-                    httpUrl("file3.txt")]);
-});
diff --git a/browser/components/downloads/test/browser/browser_libraryDrop.js b/browser/components/downloads/test/browser/browser_libraryDrop.js
deleted file mode 100644
index fa7df8a87..000000000
--- a/browser/components/downloads/test/browser/browser_libraryDrop.js
+++ /dev/null
@@ -1,72 +0,0 @@
-/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-/* Any copyright is dedicated to the Public Domain.
-   http://creativecommons.org/publicdomain/zero/1.0/ */
-
-XPCOMUtils.defineLazyModuleGetter(this, "HttpServer",
-  "resource://testing-common/httpd.js");
-
-registerCleanupFunction(function*() {
-  yield task_resetState();
-  yield task_clearHistory();
-});
-
-add_task(function* test_indicatorDrop() {
-  let scriptLoader = Cc["@mozilla.org/moz/jssubscript-loader;1"].
-      getService(Ci.mozIJSSubScriptLoader);
-  let EventUtils = {};
-  scriptLoader.loadSubScript("chrome://mochikit/content/tests/SimpleTest/EventUtils.js", EventUtils);
-
-  function task_drop(win, urls) {
-    let dragData = [[{type: "text/plain", data: urls.join("\n")}]];
-
-    let listBox = win.document.getElementById("downloadsRichListBox");
-    ok(listBox, "download list box present");
-
-    let list = yield Downloads.getList(Downloads.ALL);
-
-    let added = new Set();
-    let succeeded = new Set();
-    yield new Promise(function(resolve) {
-      let view = {
-        onDownloadAdded: function(download) {
-          added.add(download.source.url);
-        },
-        onDownloadChanged: function(download) {
-          if (!added.has(download.source.url))
-            return;
-          if (!download.succeeded)
-            return;
-          succeeded.add(download.source.url);
-          if (succeeded.size == urls.length) {
-            list.removeView(view).then(resolve);
-          }
-        }
-      };
-      list.addView(view).then(function() {
-        EventUtils.synthesizeDrop(listBox, listBox, dragData, "link", win);
-      });
-    });
-
-    for (let url of urls) {
-      ok(added.has(url), url + " is added to download");
-    }
-  }
-
-  // Ensure that state is reset in case previous tests didn't finish.
-  yield task_resetState();
-
-  setDownloadDir();
-
-  startServer();
-
-  let win = yield openLibrary("Downloads");
-  registerCleanupFunction(function() {
-    win.close();
-  });
-
-  yield* task_drop(win, [httpUrl("file1.txt")]);
-  yield* task_drop(win, [httpUrl("file1.txt"),
-                         httpUrl("file2.txt"),
-                         httpUrl("file3.txt")]);
-});
diff --git a/browser/components/downloads/test/browser/browser_overflow_anchor.js b/browser/components/downloads/test/browser/browser_overflow_anchor.js
deleted file mode 100644
index a293a81cf..000000000
--- a/browser/components/downloads/test/browser/browser_overflow_anchor.js
+++ /dev/null
@@ -1,115 +0,0 @@
-/* Any copyright is dedicated to the Public Domain.
-   http://creativecommons.org/publicdomain/zero/1.0/ */
-
-registerCleanupFunction(function*() {
-  // Clean up when the test finishes.
-  yield task_resetState();
-});
-
-/**
- * Make sure the downloads button and indicator overflows into the nav-bar
- * chevron properly, and then when those buttons are clicked in the overflow
- * panel that the downloads panel anchors to the chevron.
- */
-add_task(function* test_overflow_anchor() {
-  // Ensure that state is reset in case previous tests didn't finish.
-  yield task_resetState();
-
-  // Record the original width of the window so we can put it back when
-  // this test finishes.
-  let oldWidth = window.outerWidth;
-
-  // The downloads button should not be overflowed to begin with.
-  let button = CustomizableUI.getWidget("downloads-button")
-                             .forWindow(window);
-  ok(!button.overflowed, "Downloads button should not be overflowed.");
-
-  // Hack - we lock the size of the default flex-y items in the nav-bar,
-  // namely, the URL and search inputs. That way we can resize the
-  // window without worrying about them flexing.
-  const kFlexyItems = ["urlbar-container", "search-container"];
-  registerCleanupFunction(() => unlockWidth(kFlexyItems));
-  lockWidth(kFlexyItems);
-
-  // Resize the window to half of its original size. That should
-  // be enough to overflow the downloads button.
-  window.resizeTo(oldWidth / 2, window.outerHeight);
-  yield waitForOverflowed(button, true);
-
-  let promise = promisePanelOpened();
-  button.node.doCommand();
-  yield promise;
-
-  let panel = DownloadsPanel.panel;
-  let chevron = document.getElementById("nav-bar-overflow-button");
-  is(panel.anchorNode, chevron, "Panel should be anchored to the chevron.");
-
-  DownloadsPanel.hidePanel();
-
-  // Unlock the widths on the flex-y items.
-  unlockWidth(kFlexyItems);
-
-  // Put the window back to its original dimensions.
-  window.resizeTo(oldWidth, window.outerHeight);
-
-  // The downloads button should eventually be un-overflowed.
-  yield waitForOverflowed(button, false);
-
-  // Now try opening the panel again.
-  promise = promisePanelOpened();
-  button.node.doCommand();
-  yield promise;
-
-  is(panel.anchorNode.id, "downloads-indicator-anchor");
-
-  DownloadsPanel.hidePanel();
-});
-
-/**
- * For some node IDs, finds the nodes and sets their min-width's to their
- * current width, preventing them from flex-shrinking.
- *
- * @param aItemIDs an array of item IDs to set min-width on.
- */
-function lockWidth(aItemIDs) {
-  for (let itemID of aItemIDs) {
-    let item = document.getElementById(itemID);
-    let curWidth = item.getBoundingClientRect().width + "px";
-    item.style.minWidth = curWidth;
-  }
-}
-
-/**
- * Clears the min-width's set on a set of IDs by lockWidth.
- *
- * @param aItemIDs an array of ItemIDs to remove min-width on.
- */
-function unlockWidth(aItemIDs) {
-  for (let itemID of aItemIDs) {
-    let item = document.getElementById(itemID);
-    item.style.minWidth = "";
-  }
-}
-
-/**
- * Waits for a node to enter or exit the overflowed state.
- *
- * @param aItem the node to wait for.
- * @param aIsOverflowed if we're waiting for the item to be overflowed.
- */
-function waitForOverflowed(aItem, aIsOverflowed) {
-  let deferOverflow = Promise.defer();
-  if (aItem.overflowed == aIsOverflowed) {
-    return deferOverflow.resolve();
-  }
-
-  let observer = new MutationObserver(function(aMutations) {
-    if (aItem.overflowed == aIsOverflowed) {
-      observer.disconnect();
-      deferOverflow.resolve();
-    }
-  });
-  observer.observe(aItem.node, {attributes: true});
-
-  return deferOverflow.promise;
-}
diff --git a/browser/components/downloads/test/browser/head.js b/browser/components/downloads/test/browser/head.js
deleted file mode 100644
index bcf703eb6..000000000
--- a/browser/components/downloads/test/browser/head.js
+++ /dev/null
@@ -1,300 +0,0 @@
-/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-/* Any copyright is dedicated to the Public Domain.
-   http://creativecommons.org/publicdomain/zero/1.0/ */
-
-/**
- * Provides infrastructure for automated download components tests.
- */
-
-////////////////////////////////////////////////////////////////////////////////
-//// Globals
-
-XPCOMUtils.defineLazyModuleGetter(this, "Downloads",
-                                  "resource://gre/modules/Downloads.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "DownloadsCommon",
-                                  "resource:///modules/DownloadsCommon.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "FileUtils",
-                                  "resource://gre/modules/FileUtils.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Promise",
-                                  "resource://gre/modules/Promise.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "Task",
-                                  "resource://gre/modules/Task.jsm");
-XPCOMUtils.defineLazyModuleGetter(this, "PlacesUtils",
-                                  "resource://gre/modules/PlacesUtils.jsm");
-const nsIDM = Ci.nsIDownloadManager;
-
-var gTestTargetFile = FileUtils.getFile("TmpD", ["dm-ui-test.file"]);
-gTestTargetFile.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, FileUtils.PERMS_FILE);
-
-// Load mocking/stubbing library, sinon
-// docs: http://sinonjs.org/docs/
-Services.scriptloader.loadSubScript("resource://testing-common/sinon-1.16.1.js");
-
-registerCleanupFunction(function () {
-  gTestTargetFile.remove(false);
-
-  delete window.sinon;
-  delete window.setImmediate;
-  delete window.clearImmediate;
-});
-
-////////////////////////////////////////////////////////////////////////////////
-//// Asynchronous support subroutines
-
-function promiseOpenAndLoadWindow(aOptions)
-{
-  return new Promise((resolve, reject) => {
-    let win = OpenBrowserWindow(aOptions);
-    win.addEventListener("load", function onLoad() {
-      win.removeEventListener("load", onLoad);
-      resolve(win);
-    });
-  });
-}
-
-/**
- * Waits for a load (or custom) event to finish in a given tab. If provided
- * load an uri into the tab.
- *
- * @param tab
- *        The tab to load into.
- * @param [optional] url
- *        The url to load, or the current url.
- * @param [optional] event
- *        The load event type to wait for.  Defaults to "load".
- * @return {Promise} resolved when the event is handled.
- * @resolves to the received event
- * @rejects if a valid load event is not received within a meaningful interval
- */
-function promiseTabLoadEvent(tab, url, eventType="load")
-{
-  let deferred = Promise.defer();
-  info("Wait tab event: " + eventType);
-
-  function handle(event) {
-    if (event.originalTarget != tab.linkedBrowser.contentDocument ||
-        event.target.location.href == "about:blank" ||
-        (url && event.target.location.href != url)) {
-      info("Skipping spurious '" + eventType + "'' event" +
-           " for " + event.target.location.href);
-      return;
-    }
-    // Remove reference to tab from the cleanup function:
-    realCleanup = () => {};
-    tab.linkedBrowser.removeEventListener(eventType, handle, true);
-    info("Tab event received: " + eventType);
-    deferred.resolve(event);
-  }
-
-  // Juggle a bit to avoid leaks:
-  let realCleanup = () => tab.linkedBrowser.removeEventListener(eventType, handle, true);
-  registerCleanupFunction(() => realCleanup());
-
-  tab.linkedBrowser.addEventListener(eventType, handle, true, true);
-  if (url)
-    tab.linkedBrowser.loadURI(url);
-  return deferred.promise;
-}
-
-function promiseWindowClosed(win)
-{
-  let promise = new Promise((resolve, reject) => {
-    Services.obs.addObserver(function obs(subject, topic) {
-      if (subject == win) {
-        Services.obs.removeObserver(obs, topic);
-        resolve();
-      }
-    }, "domwindowclosed", false);
-  });
-  win.close();
-  return promise;
-}
-
-
-function promiseFocus()
-{
-  let deferred = Promise.defer();
-  waitForFocus(deferred.resolve);
-  return deferred.promise;
-}
-
-function promisePanelOpened()
-{
-  let deferred = Promise.defer();
-
-  if (DownloadsPanel.panel && DownloadsPanel.panel.state == "open") {
-    return deferred.resolve();
-  }
-
-  // Hook to wait until the panel is shown.
-  let originalOnPopupShown = DownloadsPanel.onPopupShown;
-  DownloadsPanel.onPopupShown = function () {
-    DownloadsPanel.onPopupShown = originalOnPopupShown;
-    originalOnPopupShown.apply(this, arguments);
-
-    // Defer to the next tick of the event loop so that we don't continue
-    // processing during the DOM event handler itself.
-    setTimeout(deferred.resolve, 0);
-  };
-
-  return deferred.promise;
-}
-
-function* task_resetState()
-{
-  // Remove all downloads.
-  let publicList = yield Downloads.getList(Downloads.PUBLIC);
-  let downloads = yield publicList.getAll();
-  for (let download of downloads) {
-    publicList.remove(download);
-    yield download.finalize(true);
-  }
-
-  DownloadsPanel.hidePanel();
-
-  yield promiseFocus();
-}
-
-function* task_addDownloads(aItems)
-{
-  let startTimeMs = Date.now();
-
-  let publicList = yield Downloads.getList(Downloads.PUBLIC);
-  for (let item of aItems) {
-    let download = {
-      source: {
-        url: "http://www.example.com/test-download.txt",
-      },
-      target: {
-        path: gTestTargetFile.path,
-      },
-      succeeded: item.state == nsIDM.DOWNLOAD_FINISHED,
-      canceled: item.state == nsIDM.DOWNLOAD_CANCELED ||
-                item.state == nsIDM.DOWNLOAD_PAUSED,
-      error: item.state == nsIDM.DOWNLOAD_FAILED ? new Error("Failed.") : null,
-      hasPartialData: item.state == nsIDM.DOWNLOAD_PAUSED,
-      hasBlockedData: item.hasBlockedData || false,
-      startTime: new Date(startTimeMs++),
-    };
-    // `"errorObj" in download` must be false when there's no error.
-    if (item.errorObj) {
-      download.errorObj = item.errorObj;
-    }
-    yield publicList.add(yield Downloads.createDownload(download));
-  }
-}
-
-function* task_openPanel()
-{
-  yield promiseFocus();
-
-  let promise = promisePanelOpened();
-  DownloadsPanel.showPanel();
-  yield promise;
-}
-
-function* setDownloadDir() {
-  let tmpDir = Services.dirsvc.get("TmpD", Ci.nsIFile);
-  tmpDir.append("testsavedir");
-  if (!tmpDir.exists()) {
-    tmpDir.create(Ci.nsIFile.DIRECTORY_TYPE, 0o755);
-    registerCleanupFunction(function () {
-      try {
-        tmpDir.remove(true);
-      } catch (e) {
-        // On Windows debug build this may fail.
-      }
-    });
-  }
-
-  yield new Promise(resolve => {
-    SpecialPowers.pushPrefEnv({"set": [
-      ["browser.download.folderList", 2],
-      ["browser.download.dir", tmpDir, Ci.nsIFile],
-    ]}, resolve);
-  });
-}
-
-
-let gHttpServer = null;
-function startServer() {
-  gHttpServer = new HttpServer();
-  gHttpServer.start(-1);
-  registerCleanupFunction(function*() {
-     yield new Promise(function(resolve) {
-      gHttpServer.stop(resolve);
-    });
-  });
-
-  gHttpServer.registerPathHandler("/file1.txt", (request, response) => {
-    response.setStatusLine(null, 200, "OK");
-    response.write("file1");
-    response.processAsync();
-    response.finish();
-  });
-  gHttpServer.registerPathHandler("/file2.txt", (request, response) => {
-    response.setStatusLine(null, 200, "OK");
-    response.write("file2");
-    response.processAsync();
-    response.finish();
-  });
-  gHttpServer.registerPathHandler("/file3.txt", (request, response) => {
-    response.setStatusLine(null, 200, "OK");
-    response.write("file3");
-    response.processAsync();
-    response.finish();
-  });
-}
-
-function httpUrl(aFileName) {
-  return "http://localhost:" + gHttpServer.identity.primaryPort + "/" +
-    aFileName;
-}
-
-function task_clearHistory() {
-  return new Promise(function(resolve) {
-    Services.obs.addObserver(function observeCH(aSubject, aTopic, aData) {
-      Services.obs.removeObserver(observeCH, PlacesUtils.TOPIC_EXPIRATION_FINISHED);
-      resolve();
-    }, PlacesUtils.TOPIC_EXPIRATION_FINISHED, false);
-    PlacesUtils.history.clear();
-  });
-}
-
-function openLibrary(aLeftPaneRoot) {
-  let library = window.openDialog("chrome://browser/content/places/places.xul",
-                                  "", "chrome,toolbar=yes,dialog=no,resizable",
-                                  aLeftPaneRoot);
-
-  return new Promise(resolve => {
-    waitForFocus(resolve, library);
-  });
-}
-
-function promiseAlertDialogOpen(buttonAction) {
-  return new Promise(resolve => {
-    Services.ww.registerNotification(function onOpen(subj, topic, data) {
-      if (topic == "domwindowopened" && subj instanceof Ci.nsIDOMWindow) {
-        // The test listens for the "load" event which guarantees that the alert
-        // class has already been added (it is added when "DOMContentLoaded" is
-        // fired).
-        subj.addEventListener("load", function onLoad() {
-          subj.removeEventListener("load", onLoad);
-          if (subj.document.documentURI ==
-              "chrome://global/content/commonDialog.xul") {
-            Services.ww.unregisterNotification(onOpen);
-
-            let dialog = subj.document.getElementById("commonDialog");
-            ok(dialog.classList.contains("alert-dialog"),
-               "The dialog element should contain an alert class.");
-
-            let doc = subj.document.documentElement;
-            doc.getButton(buttonAction).click();
-            resolve();
-          }
-        });
-      }
-    });
-  });
-}
diff --git a/browser/components/downloads/test/unit/.eslintrc.js b/browser/components/downloads/test/unit/.eslintrc.js
deleted file mode 100644
index d35787cd2..000000000
--- a/browser/components/downloads/test/unit/.eslintrc.js
+++ /dev/null
@@ -1,7 +0,0 @@
-"use strict";
-
-module.exports = {
-  "extends": [
-    "../../../../../testing/xpcshell/xpcshell.eslintrc.js"
-  ]
-};
diff --git a/browser/components/downloads/test/unit/head.js b/browser/components/downloads/test/unit/head.js
deleted file mode 100644
index d7ce4d48a..000000000
--- a/browser/components/downloads/test/unit/head.js
+++ /dev/null
@@ -1,18 +0,0 @@
-/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-/* Any copyright is dedicated to the Public Domain.
-   http://creativecommons.org/publicdomain/zero/1.0/ */
-
-/**
- * Provides infrastructure for automated download components tests.
- */
-
-////////////////////////////////////////////////////////////////////////////////
-//// Globals
-
-var Cc = Components.classes;
-var Ci = Components.interfaces;
-var Cu = Components.utils;
-var Cr = Components.results;
-
-Cu.import("resource:///modules/DownloadsCommon.jsm");
diff --git a/browser/components/downloads/test/unit/test_DownloadsCommon.js b/browser/components/downloads/test/unit/test_DownloadsCommon.js
deleted file mode 100644
index 46afbaef9..000000000
--- a/browser/components/downloads/test/unit/test_DownloadsCommon.js
+++ /dev/null
@@ -1,37 +0,0 @@
-/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
-/* vim: set ts=2 et sw=2 tw=80: */
-/* Any copyright is dedicated to the Public Domain.
-   http://creativecommons.org/publicdomain/zero/1.0/ */
-
-/**
- * Tests for the functions located directly in the "DownloadsCommon" object.
- */
-
-function testFormatTimeLeft(aSeconds, aExpectedValue, aExpectedUnitString)
-{
-  let expected = "";
-  if (aExpectedValue) {
-    // Format the expected result based on the current language.
-    expected = DownloadsCommon.strings[aExpectedUnitString](aExpectedValue);
-  }
-  do_check_eq(DownloadsCommon.formatTimeLeft(aSeconds), expected);
-}
-
-function run_test()
-{
-  testFormatTimeLeft(      0,   "", "");
-  testFormatTimeLeft(      1,  "1", "shortTimeLeftSeconds");
-  testFormatTimeLeft(     29, "29", "shortTimeLeftSeconds");
-  testFormatTimeLeft(     30, "30", "shortTimeLeftSeconds");
-  testFormatTimeLeft(     31,  "1", "shortTimeLeftMinutes");
-  testFormatTimeLeft(     60,  "1", "shortTimeLeftMinutes");
-  testFormatTimeLeft(     89,  "1", "shortTimeLeftMinutes");
-  testFormatTimeLeft(     90,  "2", "shortTimeLeftMinutes");
-  testFormatTimeLeft(     91,  "2", "shortTimeLeftMinutes");
-  testFormatTimeLeft(   3600,  "1", "shortTimeLeftHours");
-  testFormatTimeLeft(  86400, "24", "shortTimeLeftHours");
-  testFormatTimeLeft( 169200, "47", "shortTimeLeftHours");
-  testFormatTimeLeft( 172800,  "2", "shortTimeLeftDays");
-  testFormatTimeLeft(8553600, "99", "shortTimeLeftDays");
-  testFormatTimeLeft(8640000, "99", "shortTimeLeftDays");
-}
diff --git a/browser/components/downloads/test/unit/xpcshell.ini b/browser/components/downloads/test/unit/xpcshell.ini
deleted file mode 100644
index f53a8cf89..000000000
--- a/browser/components/downloads/test/unit/xpcshell.ini
+++ /dev/null
@@ -1,7 +0,0 @@
-[DEFAULT]
-head = head.js
-tail =
-firefox-appdir = browser
-skip-if = toolkit == 'android'
-
-[test_DownloadsCommon.js]