chrome/browser/chromeos/dbus/printer_service_provider_unittest.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/chromeos/dbus/printer_service_provider.h"
   6
   7 #include "chrome/browser/chromeos/dbus/service_provider_test_helper.h"
   8 #include "dbus/message.h"
   9 #include "third_party/cros_system_api/dbus/service_constants.h"
  10
  11 namespace chromeos {
  12
  13 const char kPrinterAdded[] = "PrinterAdded";
  14
  15 class MockPrinterServiceProvider : public PrinterServiceProvider {
  16  public:
  17   MOCK_METHOD2(ShowCloudPrintHelp,
  18                void(const std::string& vendor, const std::string& product));
  19 };
  20
  21 class PrinterServiceProviderTest : public testing::Test {
  22  public:
  23   virtual void SetUp() override {
  24     test_helper_.SetUp(kPrinterAdded, &service_provider_);
  25   }
  26
  27   virtual void TearDown() override {
  28     test_helper_.TearDown();
  29   }
  30
  31  protected:
  32   MockPrinterServiceProvider service_provider_;
  33   ServiceProviderTestHelper test_helper_;
  34 };
  35
  36 TEST_F(PrinterServiceProviderTest, ShowCloudPrintHelp) {
  37   dbus::MethodCall method_call(kLibCrosServiceInterface, kPrinterAdded);
  38   dbus::MessageWriter writer(&method_call);
  39   writer.AppendString("123");
  40   writer.AppendString("456");
  41
  42   EXPECT_CALL(service_provider_, ShowCloudPrintHelp("123", "456"))
  43       .Times(1);
  44
  45   // Call the PrinterAdded method.
  46   scoped_ptr<dbus::Response> response(test_helper_.CallMethod(&method_call));
  47
  48   // An empty response should be returned.
  49   ASSERT_TRUE(response.get());
  50   dbus::MessageReader reader(response.get());
  51   ASSERT_FALSE(reader.HasMoreData());
  52 }
  53
  54 }  // namespace chromeos
  55