[Sync] Added some basic extension sync integration tests.

chrome/test/live_sync/single_client_live_extensions_sync_test.cc

+// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/test/live_sync/live_extensions_sync_test.h"
+
+#include "base/basictypes.h"
+#include "chrome/common/extensions/extension.h"
+
+class SingleClientLiveExtensionsSyncTest : public LiveExtensionsSyncTest {
+ public:
+  SingleClientLiveExtensionsSyncTest()
+      : LiveExtensionsSyncTest(SINGLE_CLIENT) {}
+
+  virtual ~SingleClientLiveExtensionsSyncTest() {}
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(SingleClientLiveExtensionsSyncTest);
+};
+
+IN_PROC_BROWSER_TEST_F(SingleClientLiveExtensionsSyncTest,
+                       StartWithNoExtensions) {
+  ASSERT_TRUE(SetupSync());
+
+  ASSERT_TRUE(AllProfilesHaveSameExtensionsAsVerifier());
+}
+
+IN_PROC_BROWSER_TEST_F(SingleClientLiveExtensionsSyncTest,
+                       StartWithSomeExtensions) {
+  ASSERT_TRUE(SetupClients());
+
+  const int kNumExtensions = 5;
+  for (int i = 0; i < kNumExtensions; ++i) {
+    InstallExtension(GetProfile(0), GetExtension(i));
+    InstallExtension(verifier(), GetExtension(i));
+  }
+
+  ASSERT_TRUE(SetupSync());
+
+  ASSERT_TRUE(AllProfilesHaveSameExtensionsAsVerifier());
+}
+
+IN_PROC_BROWSER_TEST_F(SingleClientLiveExtensionsSyncTest,
+                       InstallSomeExtensions) {
+  ASSERT_TRUE(SetupSync());
+
+  const int kNumExtensions = 5;
+  for (int i = 0; i < kNumExtensions; ++i) {
+    InstallExtension(GetProfile(0), GetExtension(i));
+    InstallExtension(verifier(), GetExtension(i));
+  }
+
+  ASSERT_TRUE(GetClient(0)->AwaitSyncCycleCompletion(
+      "Waiting for extension changes."));
+
+  ASSERT_TRUE(AllProfilesHaveSameExtensionsAsVerifier());
+}