Implemented unit tests for the public members of the PluginService class.

BUG=none
TEST=browser_tests,unit_tests

Review URL: http://codereview.chromium.org/4525004
Patch from Yulian Pastarmov <pastarmovj@google.com>.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@66288 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 76 insertions, 0 deletions

diff --git a/chrome/browser/plugin_service_unittest.cc b/chrome/browser/plugin_service_unittest.cc
new file mode 100644
index 0000000..69172598
--- /dev/null
+++ b/chrome/browser/plugin_service_unittest.cc
@@ -0,0 +1,76 @@
+// 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/browser/plugin_service.h"
+
+#include "base/auto_reset.h"
+#include "base/command_line.h"
+#include "chrome/browser/browser_thread.h"
+#include "chrome/test/testing_profile.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "webkit/glue/plugins/plugin_list.h"
+
+namespace {
+
+class PluginServiceTest : public testing::Test {
+ public:
+  PluginServiceTest()
+      : message_loop_(MessageLoop::TYPE_IO),
+        ui_thread_(BrowserThread::UI, &message_loop_),
+        file_thread_(BrowserThread::FILE, &message_loop_),
+        io_thread_(BrowserThread::IO, &message_loop_) {}
+
+  virtual ~PluginServiceTest() {}
+
+  virtual void SetUp() {
+    profile_.reset(new TestingProfile());
+
+    PluginService::InitGlobalInstance(profile_.get());
+    plugin_service_ = PluginService::GetInstance();
+    ASSERT_TRUE(plugin_service_);
+  }
+
+ protected:
+  MessageLoop message_loop_;
+  PluginService* plugin_service_;
+
+ private:
+  BrowserThread ui_thread_;
+  BrowserThread file_thread_;
+  BrowserThread io_thread_;
+  scoped_ptr<TestingProfile> profile_;
+
+  DISALLOW_COPY_AND_ASSIGN(PluginServiceTest);
+};
+
+TEST_F(PluginServiceTest, SetGetChromePluginDataDir) {
+  // Check that after setting the same plugin dir we just read it is set
+  // correctly.
+  FilePath plugin_data_dir = plugin_service_->GetChromePluginDataDir();
+  FilePath new_plugin_data_dir(FILE_PATH_LITERAL("/a/bogus/dir"));
+  plugin_service_->SetChromePluginDataDir(new_plugin_data_dir);
+  EXPECT_EQ(new_plugin_data_dir, plugin_service_->GetChromePluginDataDir());
+  plugin_service_->SetChromePluginDataDir(plugin_data_dir);
+  EXPECT_EQ(plugin_data_dir, plugin_service_->GetChromePluginDataDir());
+}
+
+TEST_F(PluginServiceTest, GetUILocale) {
+  // Check for a non-empty locale string.
+  EXPECT_NE("", plugin_service_->GetUILocale());
+}
+
+TEST_F(PluginServiceTest, GetFirstAllowedPluginInfo) {
+  // We should always get a positive response no matter whether we really have
+  // a plugin to support that particular mime type because the Default plugin
+  // supports all mime types.
+  WebPluginInfo plugin_info;
+  std::string plugin_mime_type;
+  plugin_service_->GetFirstAllowedPluginInfo(GURL("http://google.com/"),
+                                             "application/pdf",
+                                             &plugin_info,
+                                             &plugin_mime_type);
+  EXPECT_EQ("application/pdf", plugin_mime_type);
+}
+
+}  // namespace