chrome/renderer/chrome_mock_render_thread.h

   1 // Copyright (c) 2011 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 #ifndef CHROME_RENDERER_CHROME_MOCK_RENDER_THREAD_H_
   6 #define CHROME_RENDERER_CHROME_MOCK_RENDER_THREAD_H_
   7
   8 #include <string>
   9
  10 #include "base/compiler_specific.h"
  11 #include "content/public/test/mock_render_thread.h"
  12
  13 namespace base {
  14 class DictionaryValue;
  15 }
  16
  17 class MockPrinter;
  18 struct ExtensionMsg_ExternalConnectionInfo;
  19 struct PrintHostMsg_DidGetPreviewPageCount_Params;
  20 struct PrintHostMsg_DidPreviewPage_Params;
  21 struct PrintHostMsg_DidPrintPage_Params;
  22 struct PrintHostMsg_ScriptedPrint_Params;
  23 struct PrintMsg_PrintPages_Params;
  24 struct PrintMsg_Print_Params;
  25
  26 // Extends content::MockRenderThread to know about printing and
  27 // extension messages.
  28 class ChromeMockRenderThread : public content::MockRenderThread {
  29  public:
  30   ChromeMockRenderThread();
  31   ~ChromeMockRenderThread() override;
  32
  33   // content::RenderThread overrides.
  34   scoped_refptr<base::MessageLoopProxy> GetIOMessageLoopProxy() override;
  35
  36   //////////////////////////////////////////////////////////////////////////
  37   // The following functions are called by the test itself.
  38
  39   // Set IO message loop proxy.
  40   void set_io_message_loop_proxy(
  41       const scoped_refptr<base::MessageLoopProxy>& proxy);
  42
  43 #if defined(ENABLE_PRINTING)
  44   // Returns the pseudo-printer instance.
  45   MockPrinter* printer();
  46
  47   // Call with |response| set to true if the user wants to print.
  48   // False if the user decides to cancel.
  49   void set_print_dialog_user_response(bool response);
  50
  51   // Cancel print preview when print preview has |page| remaining pages.
  52   void set_print_preview_cancel_page_number(int page);
  53
  54   // Get the number of pages to generate for print preview.
  55   int print_preview_pages_remaining() const;
  56 #endif
  57
  58  private:
  59   // Overrides base class implementation to add custom handling for
  60   // print and extensions.
  61   bool OnMessageReceived(const IPC::Message& msg) override;
  62
  63 #if defined(ENABLE_EXTENSIONS)
  64   // The callee expects to be returned a valid channel_id.
  65   void OnOpenChannelToExtension(int routing_id,
  66                                 const ExtensionMsg_ExternalConnectionInfo& info,
  67                                 const std::string& channel_name,
  68                                 bool include_tls_channel_id,
  69                                 int* port_id);
  70 #endif
  71
  72 #if defined(ENABLE_PRINTING)
  73 #if defined(OS_CHROMEOS) || defined(OS_ANDROID)
  74   void OnAllocateTempFileForPrinting(int render_view_id,
  75                                      base::FileDescriptor* renderer_fd,
  76                                      int* browser_fd);
  77   void OnTempFileForPrintingWritten(int render_view_id, int browser_fd);
  78 #endif
  79
  80   // PrintWebViewHelper expects default print settings.
  81   void OnGetDefaultPrintSettings(PrintMsg_Print_Params* setting);
  82
  83   // PrintWebViewHelper expects final print settings from the user.
  84   void OnScriptedPrint(const PrintHostMsg_ScriptedPrint_Params& params,
  85                        PrintMsg_PrintPages_Params* settings);
  86
  87   void OnDidGetPrintedPagesCount(int cookie, int number_pages);
  88   void OnDidPrintPage(const PrintHostMsg_DidPrintPage_Params& params);
  89   void OnDidGetPreviewPageCount(
  90       const PrintHostMsg_DidGetPreviewPageCount_Params& params);
  91   void OnDidPreviewPage(const PrintHostMsg_DidPreviewPage_Params& params);
  92   void OnCheckForCancel(int32 preview_ui_id,
  93                         int preview_request_id,
  94                         bool* cancel);
  95
  96
  97   // For print preview, PrintWebViewHelper will update settings.
  98   void OnUpdatePrintSettings(int document_cookie,
  99                              const base::DictionaryValue& job_settings,
 100                              PrintMsg_PrintPages_Params* params,
 101                              bool* canceled);
 102
 103   // A mock printer device used for printing tests.
 104   scoped_ptr<MockPrinter> printer_;
 105
 106   // True to simulate user clicking print. False to cancel.
 107   bool print_dialog_user_response_;
 108
 109   // Simulates cancelling print preview if |print_preview_pages_remaining_|
 110   // equals this.
 111   int print_preview_cancel_page_number_;
 112
 113   // Number of pages to generate for print preview.
 114   int print_preview_pages_remaining_;
 115 #endif
 116
 117   scoped_refptr<base::MessageLoopProxy> io_message_loop_proxy_;
 118
 119   DISALLOW_COPY_AND_ASSIGN(ChromeMockRenderThread);
 120 };
 121
 122 #endif  // CHROME_RENDERER_CHROME_MOCK_RENDER_THREAD_H_