| // Copyright (c) 2012 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.h> |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "base/memory/weak_ptr.h" |
| #include "content/browser/gamepad/gamepad_test_helpers.h" |
| #include "content/browser/renderer_host/pepper/browser_ppapi_host_test.h" |
| #include "content/browser/renderer_host/pepper/pepper_gamepad_host.h" |
| #include "content/common/gamepad_hardware_buffer.h" |
| #include "ppapi/c/pp_errors.h" |
| #include "ppapi/host/host_message_context.h" |
| #include "ppapi/proxy/gamepad_resource.h" |
| #include "ppapi/proxy/ppapi_messages.h" |
| #include "ppapi/proxy/resource_message_params.h" |
| #include "ppapi/shared_impl/ppb_gamepad_shared.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace content { |
| |
| namespace { |
| |
| class PepperGamepadHostTest |
| : public testing::Test, |
| public BrowserPpapiHostTest { |
| public: |
| PepperGamepadHostTest() { |
| } |
| virtual ~PepperGamepadHostTest() { |
| } |
| |
| void ConstructService(const WebKit::WebGamepads& test_data) { |
| service_.reset(new GamepadServiceTestConstructor(test_data)); |
| } |
| |
| GamepadService* gamepad_service() { return service_->gamepad_service(); } |
| |
| protected: |
| scoped_ptr<GamepadServiceTestConstructor> service_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PepperGamepadHostTest); |
| }; |
| |
| inline ptrdiff_t AddressDiff(const void* a, const void* b) { |
| return static_cast<const char*>(a) - static_cast<const char*>(b); |
| } |
| |
| } // namespace |
| |
| // Validate the memory layout of the Pepper proxy struct matches the content |
| // one. The proxy can't depend on content so has a duplicate definition. This |
| // code can see both definitions so we do the validation here. |
| TEST_F(PepperGamepadHostTest, ValidateHardwareBuffersMatch) { |
| // Hardware buffer. |
| COMPILE_ASSERT(sizeof(ppapi::ContentGamepadHardwareBuffer) == |
| sizeof(GamepadHardwareBuffer), |
| gamepad_hardware_buffers_must_match); |
| ppapi::ContentGamepadHardwareBuffer ppapi_buf; |
| GamepadHardwareBuffer content_buf; |
| EXPECT_EQ(AddressDiff(&content_buf.sequence, &content_buf), |
| AddressDiff(&ppapi_buf.sequence, &ppapi_buf)); |
| EXPECT_EQ(AddressDiff(&content_buf.buffer, &content_buf), |
| AddressDiff(&ppapi_buf.buffer, &ppapi_buf)); |
| } |
| |
| TEST_F(PepperGamepadHostTest, ValidateGamepadsMatch) { |
| // Gamepads. |
| COMPILE_ASSERT(sizeof(ppapi::WebKitGamepads) == |
| sizeof(WebKit::WebGamepads), |
| gamepads_data_must_match); |
| ppapi::WebKitGamepads ppapi_gamepads; |
| WebKit::WebGamepads web_gamepads; |
| EXPECT_EQ(AddressDiff(&web_gamepads.length, &web_gamepads), |
| AddressDiff(&ppapi_gamepads.length, &ppapi_gamepads)); |
| |
| // See comment below on storage & the EXPECT macro. |
| size_t webkit_items_length_cap = WebKit::WebGamepads::itemsLengthCap; |
| size_t ppapi_items_length_cap = ppapi::WebKitGamepads::kItemsLengthCap; |
| EXPECT_EQ(webkit_items_length_cap, ppapi_items_length_cap); |
| |
| for (size_t i = 0; i < web_gamepads.itemsLengthCap; i++) { |
| EXPECT_EQ(AddressDiff(&web_gamepads.items[0], &web_gamepads), |
| AddressDiff(&ppapi_gamepads.items[0], &ppapi_gamepads)); |
| } |
| } |
| |
| TEST_F(PepperGamepadHostTest, ValidateGamepadMatch) { |
| // Gamepad. |
| COMPILE_ASSERT(sizeof(ppapi::WebKitGamepad) == |
| sizeof(WebKit::WebGamepad), |
| gamepad_data_must_match); |
| ppapi::WebKitGamepad ppapi_gamepad; |
| WebKit::WebGamepad web_gamepad; |
| |
| // Using EXPECT seems to force storage for the parameter, which the constants |
| // in the WebKit/PPAPI headers don't have. So we have to use temporaries |
| // before comparing them. |
| size_t webkit_id_length_cap = WebKit::WebGamepad::idLengthCap; |
| size_t ppapi_id_length_cap = ppapi::WebKitGamepad::kIdLengthCap; |
| EXPECT_EQ(webkit_id_length_cap, ppapi_id_length_cap); |
| |
| size_t webkit_axes_length_cap = WebKit::WebGamepad::axesLengthCap; |
| size_t ppapi_axes_length_cap = ppapi::WebKitGamepad::kAxesLengthCap; |
| EXPECT_EQ(webkit_axes_length_cap, ppapi_axes_length_cap); |
| |
| size_t webkit_buttons_length_cap = WebKit::WebGamepad::buttonsLengthCap; |
| size_t ppapi_buttons_length_cap = ppapi::WebKitGamepad::kButtonsLengthCap; |
| EXPECT_EQ(webkit_buttons_length_cap, ppapi_buttons_length_cap); |
| |
| EXPECT_EQ(AddressDiff(&web_gamepad.connected, &web_gamepad), |
| AddressDiff(&ppapi_gamepad.connected, &ppapi_gamepad)); |
| EXPECT_EQ(AddressDiff(&web_gamepad.id, &web_gamepad), |
| AddressDiff(&ppapi_gamepad.id, &ppapi_gamepad)); |
| EXPECT_EQ(AddressDiff(&web_gamepad.timestamp, &web_gamepad), |
| AddressDiff(&ppapi_gamepad.timestamp, &ppapi_gamepad)); |
| EXPECT_EQ(AddressDiff(&web_gamepad.axesLength, &web_gamepad), |
| AddressDiff(&ppapi_gamepad.axes_length, &ppapi_gamepad)); |
| EXPECT_EQ(AddressDiff(&web_gamepad.axes, &web_gamepad), |
| AddressDiff(&ppapi_gamepad.axes, &ppapi_gamepad)); |
| EXPECT_EQ(AddressDiff(&web_gamepad.buttonsLength, &web_gamepad), |
| AddressDiff(&ppapi_gamepad.buttons_length, &ppapi_gamepad)); |
| EXPECT_EQ(AddressDiff(&web_gamepad.buttons, &web_gamepad), |
| AddressDiff(&ppapi_gamepad.buttons, &ppapi_gamepad)); |
| } |
| |
| TEST_F(PepperGamepadHostTest, WaitForReply) { |
| WebKit::WebGamepads default_data; |
| memset(&default_data, 0, sizeof(WebKit::WebGamepads)); |
| default_data.length = 1; |
| default_data.items[0].connected = true; |
| default_data.items[0].buttonsLength = 1; |
| ConstructService(default_data); |
| |
| PP_Instance pp_instance = 12345; |
| PP_Resource pp_resource = 67890; |
| PepperGamepadHost gamepad_host(gamepad_service(), GetBrowserPpapiHost(), |
| pp_instance, pp_resource); |
| |
| // Synthesize a request for gamepad data. |
| ppapi::host::HostMessageContext context( |
| ppapi::proxy::ResourceMessageCallParams(pp_resource, 1)); |
| EXPECT_EQ(PP_OK_COMPLETIONPENDING, |
| gamepad_host.OnResourceMessageReceived( |
| PpapiHostMsg_Gamepad_RequestMemory(), |
| &context)); |
| |
| // Wait for the gamepad background thread to read twice to make sure we |
| // don't get a message yet (see below for why). |
| MockGamepadDataFetcher* fetcher = service_->data_fetcher(); |
| fetcher->WaitForDataRead(); |
| fetcher->WaitForDataRead(); |
| |
| // It should not have sent the callback message. |
| service_->message_loop().RunUntilIdle(); |
| EXPECT_EQ(0u, sink().message_count()); |
| |
| // Set a button down and wait for it to be read twice. |
| // |
| // We wait for two reads before calling RunAllPending because the provider |
| // will read the data on the background thread (setting the event) and *then* |
| // will issue the callback on our thread. Waiting for it to read twice |
| // ensures that it was able to issue callbacks for the first read (if it |
| // issued one) before we try to check for it. |
| WebKit::WebGamepads button_down_data = default_data; |
| button_down_data.items[0].buttons[0] = 1.f; |
| fetcher->SetTestData(button_down_data); |
| fetcher->WaitForDataRead(); |
| fetcher->WaitForDataRead(); |
| |
| // It should have sent a callback. |
| service_->message_loop().RunUntilIdle(); |
| ppapi::proxy::ResourceMessageReplyParams reply_params; |
| IPC::Message reply_msg; |
| ASSERT_TRUE(sink().GetFirstResourceReplyMatching( |
| PpapiPluginMsg_Gamepad_SendMemory::ID, &reply_params, &reply_msg)); |
| |
| // Extract the shared memory handle. |
| base::SharedMemoryHandle reply_handle; |
| EXPECT_TRUE(reply_params.TakeSharedMemoryHandleAtIndex(0, &reply_handle)); |
| |
| // Validate the shared memory. |
| base::SharedMemory shared_memory(reply_handle, true); |
| EXPECT_TRUE(shared_memory.Map(sizeof(ppapi::ContentGamepadHardwareBuffer))); |
| const ppapi::ContentGamepadHardwareBuffer* buffer = |
| static_cast<const ppapi::ContentGamepadHardwareBuffer*>( |
| shared_memory.memory()); |
| EXPECT_EQ(button_down_data.length, buffer->buffer.length); |
| EXPECT_EQ(button_down_data.items[0].buttonsLength, |
| buffer->buffer.items[0].buttons_length); |
| for (size_t i = 0; i < ppapi::WebKitGamepad::kButtonsLengthCap; i++) { |
| EXPECT_EQ(button_down_data.items[0].buttons[i], |
| buffer->buffer.items[0].buttons[i]); |
| } |
| |
| // Duplicate requests should be denied. |
| EXPECT_EQ(PP_ERROR_FAILED, |
| gamepad_host.OnResourceMessageReceived( |
| PpapiHostMsg_Gamepad_RequestMemory(), |
| &context)); |
| } |
| |
| } // namespace content |