1 files changed, 149 insertions, 0 deletions
diff --git a/toolkit/modules/tests/xpcshell/test_web_channel.js b/toolkit/modules/tests/xpcshell/test_web_channel.js
new file mode 100644
index 000000000..05f1bc03d
--- /dev/null
+++ b/toolkit/modules/tests/xpcshell/test_web_channel.js
@@ -0,0 +1,149 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+var Cu = Components.utils;
+
+Cu.import("resource://gre/modules/Services.jsm");
+Cu.import("resource://gre/modules/WebChannel.jsm");
+
+const ERROR_ID_ORIGIN_REQUIRED = "WebChannel id and originOrPermission are required.";
+const VALID_WEB_CHANNEL_ID = "id";
+const URL_STRING = "http://example.com";
+const VALID_WEB_CHANNEL_ORIGIN = Services.io.newURI(URL_STRING, null, null);
+const TEST_PERMISSION_NAME = "test-webchannel-permissions";
+
+var MockWebChannelBroker = {
+  _channelMap: new Map(),
+  registerChannel: function(channel) {
+    if (!this._channelMap.has(channel)) {
+      this._channelMap.set(channel);
+    }
+  },
+  unregisterChannel: function (channelToRemove) {
+    this._channelMap.delete(channelToRemove)
+  }
+};
+
+function run_test() {
+  run_next_test();
+}
+
+/**
+ * Web channel tests
+ */
+
+/**
+ * Test channel listening with originOrPermission being an nsIURI.
+ */
+add_task(function test_web_channel_listen() {
+  return new Promise((resolve, reject) => {
+    let channel = new WebChannel(VALID_WEB_CHANNEL_ID, VALID_WEB_CHANNEL_ORIGIN, {
+      broker: MockWebChannelBroker
+    });
+    let delivered = 0;
+    do_check_eq(channel.id, VALID_WEB_CHANNEL_ID);
+    do_check_eq(channel._originOrPermission.spec, VALID_WEB_CHANNEL_ORIGIN.spec);
+    do_check_eq(channel._deliverCallback, null);
+
+    channel.listen(function(id, message, target) {
+      do_check_eq(id, VALID_WEB_CHANNEL_ID);
+      do_check_true(message);
+      do_check_true(message.command);
+      do_check_true(target.sender);
+      delivered++;
+      // 2 messages should be delivered
+      if (delivered === 2) {
+        channel.stopListening();
+        do_check_eq(channel._deliverCallback, null);
+        resolve();
+      }
+    });
+
+    // send two messages
+    channel.deliver({
+      id: VALID_WEB_CHANNEL_ID,
+      message: {
+        command: "one"
+      }
+    }, { sender: true });
+
+    channel.deliver({
+      id: VALID_WEB_CHANNEL_ID,
+      message: {
+        command: "two"
+      }
+    }, { sender: true });
+  });
+});
+
+/**
+ * Test channel listening with originOrPermission being a permission string.
+ */
+add_task(function test_web_channel_listen_permission() {
+  return new Promise((resolve, reject) => {
+    // add a new permission
+    Services.perms.add(VALID_WEB_CHANNEL_ORIGIN, TEST_PERMISSION_NAME, Services.perms.ALLOW_ACTION);
+    do_register_cleanup(() => Services.perms.remove(VALID_WEB_CHANNEL_ORIGIN, TEST_PERMISSION_NAME));
+    let channel = new WebChannel(VALID_WEB_CHANNEL_ID, TEST_PERMISSION_NAME, {
+      broker: MockWebChannelBroker
+    });
+    let delivered = 0;
+    do_check_eq(channel.id, VALID_WEB_CHANNEL_ID);
+    do_check_eq(channel._originOrPermission, TEST_PERMISSION_NAME);
+    do_check_eq(channel._deliverCallback, null);
+
+    channel.listen(function(id, message, target) {
+      do_check_eq(id, VALID_WEB_CHANNEL_ID);
+      do_check_true(message);
+      do_check_true(message.command);
+      do_check_true(target.sender);
+      delivered++;
+      // 2 messages should be delivered
+      if (delivered === 2) {
+        channel.stopListening();
+        do_check_eq(channel._deliverCallback, null);
+        resolve();
+      }
+    });
+
+    // send two messages
+    channel.deliver({
+      id: VALID_WEB_CHANNEL_ID,
+      message: {
+        command: "one"
+      }
+    }, { sender: true });
+
+    channel.deliver({
+      id: VALID_WEB_CHANNEL_ID,
+      message: {
+        command: "two"
+      }
+    }, { sender: true });
+  });
+});
+
+
+/**
+ * Test constructor
+ */
+add_test(function test_web_channel_constructor() {
+  do_check_eq(constructorTester(), ERROR_ID_ORIGIN_REQUIRED);
+  do_check_eq(constructorTester(undefined), ERROR_ID_ORIGIN_REQUIRED);
+  do_check_eq(constructorTester(undefined, VALID_WEB_CHANNEL_ORIGIN), ERROR_ID_ORIGIN_REQUIRED);
+  do_check_eq(constructorTester(VALID_WEB_CHANNEL_ID, undefined), ERROR_ID_ORIGIN_REQUIRED);
+  do_check_false(constructorTester(VALID_WEB_CHANNEL_ID, VALID_WEB_CHANNEL_ORIGIN));
+
+  run_next_test();
+});
+
+function constructorTester(id, origin) {
+  try {
+    new WebChannel(id, origin);
+  } catch (e) {
+    return e.message;
+  }
+  return false;
+}