Minimize the delegate dependencies for native extension notifications.

chrome/browser/extensions/api/notifications/extension_notification_handler_unittest.cc

+// Copyright 2017 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 <string>
+
+#include "base/strings/nullable_string16.h"
+#include "chrome/browser/extensions/api/notifications/extension_notification_handler.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/test/base/testing_browser_process.h"
+#include "chrome/test/base/testing_profile.h"
+#include "chrome/test/base/testing_profile_manager.h"
+#include "content/public/test/test_browser_thread_bundle.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace extensions {
+namespace {
+
+static const char kChromeExtensionOrigin[] =
+    "chrome-extension://gclcddgeeaknflkijpcbplmhbkonmlij/";
+static const char kChromeExtensionId[] = "gclcddgeeaknflkijpcbplmhbkonmlij";
+static const char kChromeNotificationId[] =
+    "gclcddgeeaknflkijpcbplmhbkonmlij-id1";
+
+class TestExtensionNotificationHandler : public ExtensionNotificationHandler {
+ public:
+  // Set expected arguments for this test handler.
+  void SetTestExpectations(const std::string& extension_id,
+                           const std::string& event_name,
+                           size_t param_count) {
+    extension_id_ = extension_id;
+    event_name_ = event_name;
+    param_count_ = param_count;
+  }
+
+ protected:
+  void SendEvent(Profile* profile,
+                 const std::string& extension_id,
+                 events::HistogramValue histogram_value,
+                 const std::string& event_name,
+                 EventRouter::UserGestureState user_gesture,
+                 std::unique_ptr<base::ListValue> args) final {
+    EXPECT_EQ(event_name_, event_name);
+    EXPECT_EQ(extension_id_, extension_id);
+    EXPECT_EQ(param_count_, args->GetSize());
+  }
+
+ private:
+  std::string extension_id_;
+  std::string event_name_;
+  size_t param_count_;
+};
+}  // namespace
+
+class ExtensionNotificationHandlerTest : public testing::Test {
+ public:
+  ExtensionNotificationHandlerTest()
+      : thread_bundle_(content::TestBrowserThreadBundle::DEFAULT) {}
+
+ private:
+  content::TestBrowserThreadBundle thread_bundle_;
+};
+
+TEST_F(ExtensionNotificationHandlerTest, CloseHandler) {
+  EXPECT_TRUE(true);
+  TestingProfile::Builder builder;
+  std::unique_ptr<TestingProfile> profile = builder.Build();
+
+  TestExtensionNotificationHandler handler;
+  handler.SetTestExpectations(kChromeExtensionId, "notifications.onClosed", 2);
+  handler.OnClose(profile.get(), kChromeExtensionOrigin, kChromeNotificationId,
+                  false);
+}
+
+TEST_F(ExtensionNotificationHandlerTest, ClickHandler) {
+  EXPECT_TRUE(true);
+  TestingProfile::Builder builder;
+  std::unique_ptr<TestingProfile> profile = builder.Build();
+
+  TestExtensionNotificationHandler handler;
+  handler.SetTestExpectations(kChromeExtensionId, "notifications.onClicked", 1);
+  handler.OnClick(profile.get(), kChromeExtensionOrigin, kChromeNotificationId,
+                  -1, base::NullableString16() /* reply */);
+}
+
+TEST_F(ExtensionNotificationHandlerTest, ClickHandlerButton) {
+  EXPECT_TRUE(true);
+  TestingProfile::Builder builder;
+  std::unique_ptr<TestingProfile> profile = builder.Build();
+
+  TestExtensionNotificationHandler handler;
+  handler.SetTestExpectations(kChromeExtensionId,
+                              "notifications.onButtonClicked", 2);
+  handler.OnClick(profile.get(), kChromeExtensionOrigin, kChromeNotificationId,
+                  1, base::NullableString16() /* reply */);
+}
+
+}  // namespace extensions