1 files changed, 115 insertions, 0 deletions
diff --git a/toolkit/mozapps/extensions/test/AddonManagerTesting.jsm b/toolkit/mozapps/extensions/test/AddonManagerTesting.jsm
new file mode 100644
index 000000000..eb9a92195
--- /dev/null
+++ b/toolkit/mozapps/extensions/test/AddonManagerTesting.jsm
@@ -0,0 +1,115 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// This file is a test-only JSM containing utility methods for
+// interacting with the add-ons manager.
+
+"use strict";
+
+this.EXPORTED_SYMBOLS = [
+  "AddonManagerTesting",
+];
+
+const {utils: Cu} = Components;
+
+Cu.import("resource://gre/modules/Promise.jsm");
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+
+XPCOMUtils.defineLazyModuleGetter(this, "AddonManager",
+                                  "resource://gre/modules/AddonManager.jsm");
+
+this.AddonManagerTesting = {
+  /**
+   * Get the add-on that is specified by its ID.
+   *
+   * @return {Promise<Object>} A promise that resolves returning the found addon or null
+   *         if it is not found.
+   */
+  getAddonById: function (id) {
+    return new Promise(resolve => AddonManager.getAddonByID(id, addon => resolve(addon)));
+  },
+
+  /**
+   * Uninstall an add-on that is specified by its ID.
+   *
+   * The returned promise resolves on successful uninstall and rejects
+   * if the add-on is not unknown.
+   *
+   * @return Promise<restartRequired>
+   */
+  uninstallAddonByID: function (id) {
+    let deferred = Promise.defer();
+
+    AddonManager.getAddonByID(id, (addon) => {
+      if (!addon) {
+        deferred.reject(new Error("Add-on is not known: " + id));
+        return;
+      }
+
+      let listener = {
+        onUninstalling: function (addon, needsRestart) {
+          if (addon.id != id) {
+            return;
+          }
+
+          if (needsRestart) {
+            AddonManager.removeAddonListener(listener);
+            deferred.resolve(true);
+          }
+        },
+
+        onUninstalled: function (addon) {
+          if (addon.id != id) {
+            return;
+          }
+
+          AddonManager.removeAddonListener(listener);
+          deferred.resolve(false);
+        },
+
+        onOperationCancelled: function (addon) {
+          if (addon.id != id) {
+            return;
+          }
+
+          AddonManager.removeAddonListener(listener);
+          deferred.reject(new Error("Uninstall cancelled."));
+        },
+      };
+
+      AddonManager.addAddonListener(listener);
+      addon.uninstall();
+    });
+
+    return deferred.promise;
+  },
+
+  /**
+   * Install an XPI add-on from a URL.
+   *
+   * @return Promise<addon>
+   */
+  installXPIFromURL: function (url, hash, name, iconURL, version) {
+    let deferred = Promise.defer();
+
+    AddonManager.getInstallForURL(url, (install) => {
+      let fail = () => { deferred.reject(new Error("Add-on install failed.")) };
+
+      let listener = {
+        onDownloadCancelled: fail,
+        onDownloadFailed: fail,
+        onInstallCancelled: fail,
+        onInstallFailed: fail,
+        onInstallEnded: function (install, addon) {
+          deferred.resolve(addon);
+        },
+      };
+
+      install.addListener(listener);
+      install.install();
+    }, "application/x-xpinstall", hash, name, iconURL, version);
+
+    return deferred.promise;
+  },
+};