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      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 "content/browser/renderer_host/pepper/browser_ppapi_host_test.h"
      6 #include "content/browser/renderer_host/pepper/pepper_print_settings_manager.h"
      7 #include "content/browser/renderer_host/pepper/pepper_printing_host.h"
      8 #include "ppapi/c/pp_errors.h"
      9 #include "ppapi/host/host_message_context.h"
     10 #include "ppapi/host/ppapi_host.h"
     11 #include "ppapi/proxy/ppapi_messages.h"
     12 #include "ppapi/proxy/resource_message_params.h"
     13 #include "ppapi/proxy/resource_message_test_sink.h"
     14 #include "testing/gtest/include/gtest/gtest.h"
     15 
     16 namespace content {
     17 
     18 namespace {
     19 
     20 // Mock implementation of |PepperPrintSettingsManager| for test purposes.
     21 class MockPepperPrintSettingsManager : public PepperPrintSettingsManager {
     22  public:
     23   MockPepperPrintSettingsManager(const PP_PrintSettings_Dev& settings);
     24   virtual ~MockPepperPrintSettingsManager() {}
     25 
     26   // PepperPrintSettingsManager implementation.
     27   virtual void GetDefaultPrintSettings(
     28       PepperPrintSettingsManager::Callback callback) OVERRIDE;
     29 
     30  private:
     31   PP_PrintSettings_Dev settings_;
     32 
     33   DISALLOW_COPY_AND_ASSIGN(MockPepperPrintSettingsManager);
     34 };
     35 
     36 MockPepperPrintSettingsManager::MockPepperPrintSettingsManager(
     37     const PP_PrintSettings_Dev& settings)
     38     : settings_(settings) {}
     39 
     40 void MockPepperPrintSettingsManager::GetDefaultPrintSettings(
     41     PepperPrintSettingsManager::Callback callback) {
     42   callback.Run(PepperPrintSettingsManager::Result(settings_, PP_OK));
     43 }
     44 
     45 class PepperPrintingHostTest : public testing::Test,
     46                                public BrowserPpapiHostTest {
     47  public:
     48   PepperPrintingHostTest() {}
     49 
     50   virtual ~PepperPrintingHostTest() {}
     51 
     52   DISALLOW_COPY_AND_ASSIGN(PepperPrintingHostTest);
     53 };
     54 
     55 bool PP_SizeEqual(const PP_Size& lhs, const PP_Size& rhs) {
     56   return lhs.width == rhs.width && lhs.height == rhs.height;
     57 }
     58 
     59 bool PP_RectEqual(const PP_Rect& lhs, const PP_Rect& rhs) {
     60   return lhs.point.x == rhs.point.x && lhs.point.y == rhs.point.y &&
     61          PP_SizeEqual(lhs.size, rhs.size);
     62 }
     63 
     64 }  // namespace
     65 
     66 TEST_F(PepperPrintingHostTest, GetDefaultPrintSettings) {
     67   PP_Instance pp_instance = 12345;
     68   PP_Resource pp_resource = 67890;
     69   PP_PrintSettings_Dev expected_settings = {{{0, 0}, {500, 515}},
     70                                             {{25, 35}, {300, 720}},
     71                                             {600, 700},
     72                                             200,
     73                                             PP_PRINTORIENTATION_NORMAL,
     74                                             PP_PRINTSCALINGOPTION_NONE,
     75                                             PP_FALSE,
     76                                             PP_PRINTOUTPUTFORMAT_PDF};
     77 
     78   // Construct the resource host.
     79   scoped_ptr<PepperPrintSettingsManager> manager(
     80       new MockPepperPrintSettingsManager(expected_settings));
     81   PepperPrintingHost printing(GetBrowserPpapiHost()->GetPpapiHost(),
     82                               pp_instance,
     83                               pp_resource,
     84                               manager.Pass());
     85 
     86   // Simulate a message being received.
     87   ppapi::proxy::ResourceMessageCallParams call_params(pp_resource, 1);
     88   ppapi::host::HostMessageContext context(call_params);
     89   int32 result = printing.OnResourceMessageReceived(
     90       PpapiHostMsg_Printing_GetDefaultPrintSettings(), &context);
     91   EXPECT_EQ(PP_OK_COMPLETIONPENDING, result);
     92 
     93   // This should have sent the Pepper reply to our test sink.
     94   ppapi::proxy::ResourceMessageReplyParams reply_params;
     95   IPC::Message reply_msg;
     96   ASSERT_TRUE(sink().GetFirstResourceReplyMatching(
     97       PpapiPluginMsg_Printing_GetDefaultPrintSettingsReply::ID,
     98       &reply_params,
     99       &reply_msg));
    100 
    101   // Validation of reply.
    102   EXPECT_EQ(call_params.sequence(), reply_params.sequence());
    103   EXPECT_EQ(PP_OK, reply_params.result());
    104   PpapiPluginMsg_Printing_GetDefaultPrintSettingsReply::Schema::Param
    105       reply_msg_param;
    106   ASSERT_TRUE(PpapiPluginMsg_Printing_GetDefaultPrintSettingsReply::Read(
    107       &reply_msg, &reply_msg_param));
    108   PP_PrintSettings_Dev actual_settings = reply_msg_param.a;
    109 
    110   EXPECT_TRUE(PP_RectEqual(expected_settings.printable_area,
    111                            actual_settings.printable_area));
    112   EXPECT_TRUE(PP_RectEqual(expected_settings.content_area,
    113                            actual_settings.content_area));
    114   EXPECT_TRUE(
    115       PP_SizeEqual(expected_settings.paper_size, actual_settings.paper_size));
    116   EXPECT_EQ(expected_settings.dpi, actual_settings.dpi);
    117   EXPECT_EQ(expected_settings.orientation, actual_settings.orientation);
    118   EXPECT_EQ(expected_settings.print_scaling_option,
    119             actual_settings.print_scaling_option);
    120   EXPECT_EQ(expected_settings.grayscale, actual_settings.grayscale);
    121   EXPECT_EQ(expected_settings.format, actual_settings.format);
    122 }
    123 
    124 }  // namespace content
    125