src/chrome/browser/extensions/api/system_display/system_display_apitest.cc

   1 // Copyright 2013 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/extensions/api/system_display/system_display_api.h"
   6
   7 #include "base/debug/leak_annotations.h"
   8 #include "base/strings/string_number_conversions.h"
   9 #include "chrome/browser/extensions/api/system_display/display_info_provider.h"
  10 #include "chrome/browser/extensions/extension_apitest.h"
  11 #include "chrome/browser/extensions/extension_function_test_utils.h"
  12 #include "ui/gfx/display.h"
  13 #include "ui/gfx/display_observer.h"
  14 #include "ui/gfx/screen.h"
  15
  16 #if defined(OS_CHROMEOS)
  17 #include "ash/display/screen_ash.h"
  18 #include "ash/shell.h"
  19 #endif
  20
  21 namespace utils = extension_function_test_utils;
  22
  23 namespace extensions {
  24
  25 using api::system_display::Bounds;
  26 using api::system_display::DisplayUnitInfo;
  27 using gfx::Screen;
  28
  29 #if defined(OS_CHROMEOS)
  30 class MockScreen : public ash::ScreenAsh {
  31  public:
  32   MockScreen() {
  33     for (int i = 0; i < 4; i++) {
  34       gfx::Rect bounds(0, 0, 1280, 720);
  35       gfx::Rect work_area(0, 0, 960, 720);
  36       gfx::Display display(i, bounds);
  37       display.set_work_area(work_area);
  38       displays_.push_back(display);
  39     }
  40   }
  41   virtual ~MockScreen() {}
  42
  43  protected:
  44   // Overridden from gfx::Screen:
  45   virtual int GetNumDisplays() const OVERRIDE {
  46     return displays_.size();
  47   }
  48   virtual std::vector<gfx::Display> GetAllDisplays() const OVERRIDE {
  49     return displays_;
  50   }
  51   virtual gfx::Display GetPrimaryDisplay() const OVERRIDE {
  52     return displays_[0];
  53   }
  54  private:
  55   std::vector<gfx::Display> displays_;
  56
  57   DISALLOW_COPY_AND_ASSIGN(MockScreen);
  58 };
  59 #else
  60 class MockScreen : public Screen {
  61  public:
  62   MockScreen() {
  63     for (int i = 0; i < 4; i++) {
  64       gfx::Rect bounds(0, 0, 1280, 720);
  65       gfx::Rect work_area(0, 0, 960, 720);
  66       gfx::Display display(i, bounds);
  67       display.set_work_area(work_area);
  68       displays_.push_back(display);
  69     }
  70   }
  71   virtual ~MockScreen() {}
  72
  73  protected:
  74   // Overridden from gfx::Screen:
  75   virtual bool IsDIPEnabled() OVERRIDE { return true; }
  76   virtual gfx::Point GetCursorScreenPoint() OVERRIDE  { return gfx::Point(); }
  77   virtual gfx::NativeWindow GetWindowUnderCursor() OVERRIDE {
  78     return gfx::NativeWindow();
  79   }
  80   virtual gfx::NativeWindow GetWindowAtScreenPoint(
  81       const gfx::Point& point) OVERRIDE {
  82     return gfx::NativeWindow();
  83   }
  84   virtual int GetNumDisplays() const OVERRIDE {
  85     return displays_.size();
  86   }
  87   virtual std::vector<gfx::Display> GetAllDisplays() const OVERRIDE {
  88     return displays_;
  89   }
  90   virtual gfx::Display GetDisplayNearestWindow(
  91       gfx::NativeView window) const OVERRIDE {
  92     return gfx::Display(0);
  93   }
  94   virtual gfx::Display GetDisplayNearestPoint(
  95       const gfx::Point& point) const OVERRIDE {
  96     return gfx::Display(0);
  97   }
  98   virtual gfx::Display GetDisplayMatching(
  99       const gfx::Rect& match_rect) const OVERRIDE {
 100     return gfx::Display(0);
 101   }
 102   virtual gfx::Display GetPrimaryDisplay() const OVERRIDE {
 103     return displays_[0];
 104   }
 105   virtual void AddObserver(gfx::DisplayObserver* observer) OVERRIDE {}
 106   virtual void RemoveObserver(gfx::DisplayObserver* observer) OVERRIDE {}
 107
 108  private:
 109   std::vector<gfx::Display> displays_;
 110
 111   DISALLOW_COPY_AND_ASSIGN(MockScreen);
 112 };
 113 #endif
 114
 115 class MockDisplayInfoProvider : public DisplayInfoProvider {
 116  public:
 117   MockDisplayInfoProvider() {}
 118
 119   virtual ~MockDisplayInfoProvider() {}
 120
 121   virtual bool SetInfo(
 122       const std::string& display_id,
 123       const api::system_display::DisplayProperties& params,
 124       std::string* error) OVERRIDE {
 125     // Should get called only once per test case.
 126     EXPECT_FALSE(set_info_value_);
 127     set_info_value_ = params.ToValue();
 128     set_info_display_id_ = display_id;
 129     return true;
 130   }
 131
 132   scoped_ptr<base::DictionaryValue> GetSetInfoValue() {
 133     return set_info_value_.Pass();
 134   }
 135
 136   std::string GetSetInfoDisplayId() const {
 137     return set_info_display_id_;
 138   }
 139
 140  private:
 141   // Update the content of the |unit| obtained for |display| using
 142   // platform specific method.
 143   virtual void UpdateDisplayUnitInfoForPlatform(
 144       const gfx::Display& display,
 145       extensions::api::system_display::DisplayUnitInfo* unit) OVERRIDE {
 146     int64 id = display.id();
 147     unit->name = "DISPLAY NAME FOR " + base::Int64ToString(id);
 148     if (id == 1)
 149       unit->mirroring_source_id = "0";
 150     unit->is_primary = id == 0 ? true : false;
 151     unit->is_internal = id == 0 ? true : false;
 152     unit->is_enabled = true;
 153     unit->rotation = (90 * id) % 360;
 154     unit->dpi_x = 96.0;
 155     unit->dpi_y = 96.0;
 156     if (id == 0) {
 157       unit->overscan.left = 20;
 158       unit->overscan.top = 40;
 159       unit->overscan.right = 60;
 160       unit->overscan.bottom = 80;
 161     }
 162   }
 163
 164   scoped_ptr<base::DictionaryValue> set_info_value_;
 165   std::string set_info_display_id_;
 166
 167   DISALLOW_COPY_AND_ASSIGN(MockDisplayInfoProvider);
 168 };
 169
 170 class SystemDisplayApiTest: public ExtensionApiTest {
 171  public:
 172   SystemDisplayApiTest() : provider_(new MockDisplayInfoProvider),
 173                            screen_(new MockScreen) {}
 174
 175   virtual ~SystemDisplayApiTest() {}
 176
 177   virtual void SetUpOnMainThread() OVERRIDE {
 178     ExtensionApiTest::SetUpOnMainThread();
 179     ANNOTATE_LEAKING_OBJECT_PTR(
 180         gfx::Screen::GetScreenByType(gfx::SCREEN_TYPE_NATIVE));
 181     gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE, screen_.get());
 182     DisplayInfoProvider::InitializeForTesting(provider_.get());
 183   }
 184
 185   virtual void TearDownOnMainThread() OVERRIDE {
 186 #if defined(OS_CHROMEOS)
 187     gfx::Screen::SetScreenInstance(gfx::SCREEN_TYPE_NATIVE,
 188                                    ash::Shell::GetScreen());
 189 #endif
 190     ExtensionApiTest::TearDownOnMainThread();
 191   }
 192
 193  protected:
 194   scoped_ptr<MockDisplayInfoProvider> provider_;
 195   scoped_ptr<gfx::Screen> screen_;
 196
 197   DISALLOW_COPY_AND_ASSIGN(SystemDisplayApiTest);
 198 };
 199
 200 IN_PROC_BROWSER_TEST_F(SystemDisplayApiTest, GetDisplay) {
 201   ASSERT_TRUE(RunPlatformAppTest("system/display")) << message_;
 202 }
 203
 204 #if !defined(OS_CHROMEOS)
 205 IN_PROC_BROWSER_TEST_F(SystemDisplayApiTest, SetDisplay) {
 206   scoped_refptr<SystemDisplaySetDisplayPropertiesFunction>
 207       set_info_function(new SystemDisplaySetDisplayPropertiesFunction());
 208
 209   set_info_function->set_has_callback(true);
 210
 211   EXPECT_EQ("Function available only on ChromeOS.",
 212             utils::RunFunctionAndReturnError(set_info_function.get(),
 213                                              "[\"display_id\", {}]",
 214                                              browser()));
 215
 216   scoped_ptr<base::DictionaryValue> set_info = provider_->GetSetInfoValue();
 217   EXPECT_FALSE(set_info);
 218 }
 219 #endif  // !defined(OS_CHROMEOS)
 220
 221 #if defined(OS_CHROMEOS)
 222 IN_PROC_BROWSER_TEST_F(SystemDisplayApiTest, SetDisplayNotKioskEnabled) {
 223   scoped_ptr<base::DictionaryValue> test_extension_value(utils::ParseDictionary(
 224       "{\n"
 225       "  \"name\": \"Test\",\n"
 226       "  \"version\": \"1.0\",\n"
 227       "  \"app\": {\n"
 228       "    \"background\": {\n"
 229       "      \"scripts\": [\"background.js\"]\n"
 230       "    }\n"
 231       "  }\n"
 232       "}"));
 233   scoped_refptr<Extension> test_extension(
 234       utils::CreateExtension(test_extension_value.get()));
 235
 236   scoped_refptr<SystemDisplaySetDisplayPropertiesFunction>
 237       set_info_function(new SystemDisplaySetDisplayPropertiesFunction());
 238
 239   set_info_function->set_extension(test_extension.get());
 240   set_info_function->set_has_callback(true);
 241
 242   EXPECT_EQ("The extension needs to be kiosk enabled to use the function.",
 243             utils::RunFunctionAndReturnError(set_info_function.get(),
 244                                              "[\"display_id\", {}]",
 245                                              browser()));
 246
 247   scoped_ptr<base::DictionaryValue> set_info = provider_->GetSetInfoValue();
 248   EXPECT_FALSE(set_info);
 249 }
 250
 251 IN_PROC_BROWSER_TEST_F(SystemDisplayApiTest, SetDisplayKioskEnabled) {
 252   scoped_ptr<base::DictionaryValue> test_extension_value(utils::ParseDictionary(
 253       "{\n"
 254       "  \"name\": \"Test\",\n"
 255       "  \"version\": \"1.0\",\n"
 256       "  \"app\": {\n"
 257       "    \"background\": {\n"
 258       "      \"scripts\": [\"background.js\"]\n"
 259       "    }\n"
 260       "  },\n"
 261       "  \"kiosk_enabled\": true\n"
 262       "}"));
 263   scoped_refptr<Extension> test_extension(
 264       utils::CreateExtension(test_extension_value.get()));
 265
 266   scoped_refptr<SystemDisplaySetDisplayPropertiesFunction>
 267       set_info_function(new SystemDisplaySetDisplayPropertiesFunction());
 268
 269   set_info_function->set_has_callback(true);
 270   set_info_function->set_extension(test_extension.get());
 271
 272   ASSERT_TRUE(utils::RunFunction(
 273       set_info_function.get(),
 274       "[\"display_id\", {\n"
 275       "  \"isPrimary\": true,\n"
 276       "  \"mirroringSourceId\": \"mirroringId\",\n"
 277       "  \"boundsOriginX\": 100,\n"
 278       "  \"boundsOriginY\": 200,\n"
 279       "  \"rotation\": 90,\n"
 280       "  \"overscan\": {\"left\": 1, \"top\": 2, \"right\": 3, \"bottom\": 4}\n"
 281       "}]",
 282       browser(),
 283       utils::NONE));
 284
 285   scoped_ptr<base::DictionaryValue> set_info = provider_->GetSetInfoValue();
 286   ASSERT_TRUE(set_info);
 287   EXPECT_TRUE(utils::GetBoolean(set_info.get(), "isPrimary"));
 288   EXPECT_EQ("mirroringId",
 289             utils::GetString(set_info.get(), "mirroringSourceId"));
 290   EXPECT_EQ(100, utils::GetInteger(set_info.get(), "boundsOriginX"));
 291   EXPECT_EQ(200, utils::GetInteger(set_info.get(), "boundsOriginY"));
 292   EXPECT_EQ(90, utils::GetInteger(set_info.get(), "rotation"));
 293   base::DictionaryValue* overscan;
 294   ASSERT_TRUE(set_info->GetDictionary("overscan", &overscan));
 295   EXPECT_EQ(1, utils::GetInteger(overscan, "left"));
 296   EXPECT_EQ(2, utils::GetInteger(overscan, "top"));
 297   EXPECT_EQ(3, utils::GetInteger(overscan, "right"));
 298   EXPECT_EQ(4, utils::GetInteger(overscan, "bottom"));
 299
 300   EXPECT_EQ("display_id", provider_->GetSetInfoDisplayId());
 301 }
 302 #endif  // defined(OS_CHROMEOS)
 303
 304 } // namespace extensions