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Remove CreateBufferMappedAsync 

The upstream WebGPU spec decided to not pursue CreateBufferMappedAsync,
and it adds some complexity to Dawn, so we remove it.

Bug: dawn:22
Change-Id: I4182a90c4a1aa0bfbaecd7d8f67d7049cf5df5d6
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/17321
Commit-Queue: Corentin Wallez <cwallez@chromium.org>
Reviewed-by: Austin Eng <enga@chromium.org>
This commit is contained in:
Corentin Wallez 2020-04-15 13:53:15 +00:00 committed by Commit Bot service account
parent e3f44e3cd6
commit 0ff7ed41ec
12 changed files with 0 additions and 803 deletions
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16
dawn.json
View File

@ -203,14 +203,6 @@
} }
] ]
}, },
"buffer create mapped callback": {
"category": "callback",
"args": [
{"name": "status", "type": "buffer map async status"},
{"name": "result", "type": "create buffer mapped result"},
{"name": "userdata", "type": "void", "annotation": "*"}
]
},
"buffer copy view": { "buffer copy view": {
"category": "structure", "category": "structure",
"extensible": true, "extensible": true,
@ -533,14 +525,6 @@
{"name": "descriptor", "type": "buffer descriptor", "annotation": "const*"} {"name": "descriptor", "type": "buffer descriptor", "annotation": "const*"}
] ]
}, },
{
"name": "create buffer mapped async",
"args": [
{"name": "descriptor", "type": "buffer descriptor", "annotation": "const*"},
{"name": "callback", "type": "buffer create mapped callback"},
{"name": "userdata", "type": "void", "annotation": "*"}
]
},
{ {
"name": "create command encoder", "name": "create command encoder",
"returns": "command encoder", "returns": "command encoder",

9
dawn_wire.json
View File

@ -40,14 +40,6 @@
{ "name": "handle create info length", "type": "uint64_t" }, { "name": "handle create info length", "type": "uint64_t" },
{ "name": "handle create info", "type": "uint8_t", "annotation": "const*", "length": "handle create info length", "skip_serialize": true} { "name": "handle create info", "type": "uint8_t", "annotation": "const*", "length": "handle create info length", "skip_serialize": true}
], ],
"device create buffer mapped async": [
{ "name": "device", "type": "device" },
{ "name": "descriptor", "type": "buffer descriptor", "annotation": "const*" },
{ "name": "request serial", "type": "uint32_t" },
{ "name": "result", "type": "ObjectHandle", "handle_type": "buffer" },
{ "name": "handle create info length", "type": "uint64_t" },
{ "name": "handle create info", "type": "uint8_t", "annotation": "const*", "length": "handle create info length", "skip_serialize": true}
],
"device pop error scope": [ "device pop error scope": [
{ "name": "device", "type": "device" }, { "name": "device", "type": "device" },
{ "name": "request serial", "type": "uint64_t" } { "name": "request serial", "type": "uint64_t" }
@ -98,7 +90,6 @@
"BufferMapReadAsync", "BufferMapReadAsync",
"BufferMapWriteAsync", "BufferMapWriteAsync",
"BufferSetSubData", "BufferSetSubData",
"DeviceCreateBufferMappedAsync",
"DevicePopErrorScope", "DevicePopErrorScope",
"DeviceSetDeviceLostCallback", "DeviceSetDeviceLostCallback",
"DeviceSetUncapturedErrorCallback", "DeviceSetUncapturedErrorCallback",

17
generator/templates/mock_webgpu.cpp
View File

@ -76,17 +76,6 @@ bool ProcTableAsClass::DevicePopErrorScope(WGPUDevice self,
return OnDevicePopErrorScopeCallback(self, callback, userdata); return OnDevicePopErrorScopeCallback(self, callback, userdata);
} }
void ProcTableAsClass::DeviceCreateBufferMappedAsync(WGPUDevice self,
const WGPUBufferDescriptor* descriptor,
WGPUBufferCreateMappedCallback callback,
void* userdata) {
auto object = reinterpret_cast<ProcTableAsClass::Object*>(self);
object->createBufferMappedCallback = callback;
object->userdata = userdata;
OnDeviceCreateBufferMappedAsyncCallback(self, descriptor, callback, userdata);
}
void ProcTableAsClass::BufferMapReadAsync(WGPUBuffer self, void ProcTableAsClass::BufferMapReadAsync(WGPUBuffer self,
WGPUBufferMapReadCallback callback, WGPUBufferMapReadCallback callback,
void* userdata) { void* userdata) {
@ -130,12 +119,6 @@ void ProcTableAsClass::CallDeviceLostCallback(WGPUDevice device, const char* mes
object->deviceLostCallback(message, object->userdata); object->deviceLostCallback(message, object->userdata);
} }
void ProcTableAsClass::CallCreateBufferMappedCallback(WGPUDevice device,
WGPUBufferMapAsyncStatus status,
WGPUCreateBufferMappedResult result) {
auto object = reinterpret_cast<ProcTableAsClass::Object*>(device);
object->createBufferMappedCallback(status, result, object->userdata);
}
void ProcTableAsClass::CallMapReadCallback(WGPUBuffer buffer, void ProcTableAsClass::CallMapReadCallback(WGPUBuffer buffer,
WGPUBufferMapAsyncStatus status, WGPUBufferMapAsyncStatus status,
const void* data, const void* data,

11
generator/templates/mock_webgpu.h
View File

@ -59,10 +59,6 @@ class ProcTableAsClass {
WGPUDeviceLostCallback callback, WGPUDeviceLostCallback callback,
void* userdata); void* userdata);
bool DevicePopErrorScope(WGPUDevice self, WGPUErrorCallback callback, void* userdata); bool DevicePopErrorScope(WGPUDevice self, WGPUErrorCallback callback, void* userdata);
void DeviceCreateBufferMappedAsync(WGPUDevice self,
const WGPUBufferDescriptor* descriptor,
WGPUBufferCreateMappedCallback callback,
void* userdata);
void BufferMapReadAsync(WGPUBuffer self, void BufferMapReadAsync(WGPUBuffer self,
WGPUBufferMapReadCallback callback, WGPUBufferMapReadCallback callback,
void* userdata); void* userdata);
@ -84,10 +80,6 @@ class ProcTableAsClass {
virtual bool OnDevicePopErrorScopeCallback(WGPUDevice device, virtual bool OnDevicePopErrorScopeCallback(WGPUDevice device,
WGPUErrorCallback callback, WGPUErrorCallback callback,
void* userdata) = 0; void* userdata) = 0;
virtual void OnDeviceCreateBufferMappedAsyncCallback(WGPUDevice self,
const WGPUBufferDescriptor* descriptor,
WGPUBufferCreateMappedCallback callback,
void* userdata) = 0;
virtual void OnBufferMapReadAsyncCallback(WGPUBuffer buffer, virtual void OnBufferMapReadAsyncCallback(WGPUBuffer buffer,
WGPUBufferMapReadCallback callback, WGPUBufferMapReadCallback callback,
void* userdata) = 0; void* userdata) = 0;
@ -102,7 +94,6 @@ class ProcTableAsClass {
// Calls the stored callbacks // Calls the stored callbacks
void CallDeviceErrorCallback(WGPUDevice device, WGPUErrorType type, const char* message); void CallDeviceErrorCallback(WGPUDevice device, WGPUErrorType type, const char* message);
void CallDeviceLostCallback(WGPUDevice device, const char* message); void CallDeviceLostCallback(WGPUDevice device, const char* message);
void CallCreateBufferMappedCallback(WGPUDevice device, WGPUBufferMapAsyncStatus status, WGPUCreateBufferMappedResult result);
void CallMapReadCallback(WGPUBuffer buffer, WGPUBufferMapAsyncStatus status, const void* data, uint64_t dataLength); void CallMapReadCallback(WGPUBuffer buffer, WGPUBufferMapAsyncStatus status, const void* data, uint64_t dataLength);
void CallMapWriteCallback(WGPUBuffer buffer, WGPUBufferMapAsyncStatus status, void* data, uint64_t dataLength); void CallMapWriteCallback(WGPUBuffer buffer, WGPUBufferMapAsyncStatus status, void* data, uint64_t dataLength);
void CallFenceOnCompletionCallback(WGPUFence fence, WGPUFenceCompletionStatus status); void CallFenceOnCompletionCallback(WGPUFence fence, WGPUFenceCompletionStatus status);
@ -111,7 +102,6 @@ class ProcTableAsClass {
ProcTableAsClass* procs = nullptr; ProcTableAsClass* procs = nullptr;
WGPUErrorCallback deviceErrorCallback = nullptr; WGPUErrorCallback deviceErrorCallback = nullptr;
WGPUDeviceLostCallback deviceLostCallback = nullptr; WGPUDeviceLostCallback deviceLostCallback = nullptr;
WGPUBufferCreateMappedCallback createBufferMappedCallback = nullptr;
WGPUBufferMapReadCallback mapReadCallback = nullptr; WGPUBufferMapReadCallback mapReadCallback = nullptr;
WGPUBufferMapWriteCallback mapWriteCallback = nullptr; WGPUBufferMapWriteCallback mapWriteCallback = nullptr;
WGPUFenceOnCompletionCallback fenceOnCompletionCallback = nullptr; WGPUFenceOnCompletionCallback fenceOnCompletionCallback = nullptr;
@ -149,7 +139,6 @@ class MockProcTable : public ProcTableAsClass {
MOCK_METHOD3(OnDeviceSetDeviceLostCallback, MOCK_METHOD3(OnDeviceSetDeviceLostCallback,
void(WGPUDevice device, WGPUDeviceLostCallback callback, void* userdata)); void(WGPUDevice device, WGPUDeviceLostCallback callback, void* userdata));
MOCK_METHOD3(OnDevicePopErrorScopeCallback, bool(WGPUDevice device, WGPUErrorCallback callback, void* userdata)); MOCK_METHOD3(OnDevicePopErrorScopeCallback, bool(WGPUDevice device, WGPUErrorCallback callback, void* userdata));
MOCK_METHOD4(OnDeviceCreateBufferMappedAsyncCallback, void(WGPUDevice device, const WGPUBufferDescriptor* descriptor, WGPUBufferCreateMappedCallback callback, void* userdata));
MOCK_METHOD3(OnBufferMapReadAsyncCallback, void(WGPUBuffer buffer, WGPUBufferMapReadCallback callback, void* userdata)); MOCK_METHOD3(OnBufferMapReadAsyncCallback, void(WGPUBuffer buffer, WGPUBufferMapReadCallback callback, void* userdata));
MOCK_METHOD3(OnBufferMapWriteAsyncCallback, void(WGPUBuffer buffer, WGPUBufferMapWriteCallback callback, void* userdata)); MOCK_METHOD3(OnBufferMapWriteAsyncCallback, void(WGPUBuffer buffer, WGPUBufferMapWriteCallback callback, void* userdata));
MOCK_METHOD4(OnFenceOnCompletionCallback, MOCK_METHOD4(OnFenceOnCompletionCallback,

30
src/dawn_native/Device.cpp
View File

@ -87,7 +87,6 @@ namespace dawn_native {
} }
DeviceBase::~DeviceBase() { DeviceBase::~DeviceBase() {
ASSERT(mDeferredCreateBufferMappedAsyncResults.empty());
} }
MaybeError DeviceBase::Initialize() { MaybeError DeviceBase::Initialize() {
@ -544,27 +543,6 @@ namespace dawn_native {
return result; return result;
} }
void DeviceBase::CreateBufferMappedAsync(const BufferDescriptor* descriptor,
wgpu::BufferCreateMappedCallback callback,
void* userdata) {
WGPUCreateBufferMappedResult result = CreateBufferMapped(descriptor);
WGPUBufferMapAsyncStatus status = WGPUBufferMapAsyncStatus_Success;
if (IsLost()) {
status = WGPUBufferMapAsyncStatus_DeviceLost;
} else if (result.data == nullptr || result.dataLength != descriptor->size) {
status = WGPUBufferMapAsyncStatus_Error;
}
DeferredCreateBufferMappedAsync deferred_info;
deferred_info.callback = callback;
deferred_info.status = status;
deferred_info.result = result;
deferred_info.userdata = userdata;
// The callback is deferred so it matches the async behavior of WebGPU.
mDeferredCreateBufferMappedAsyncResults.push_back(deferred_info);
}
CommandEncoder* DeviceBase::CreateCommandEncoder(const CommandEncoderDescriptor* descriptor) { CommandEncoder* DeviceBase::CreateCommandEncoder(const CommandEncoderDescriptor* descriptor) {
return new CommandEncoder(this, descriptor); return new CommandEncoder(this, descriptor);
} }
@ -668,14 +646,6 @@ namespace dawn_native {
// Other Device API methods // Other Device API methods
void DeviceBase::Tick() { void DeviceBase::Tick() {
// We need to do the deferred callback even if Device is lost since Buffer Map Async will
// send callback with device lost status when device is lost.
{
auto deferredResults = std::move(mDeferredCreateBufferMappedAsyncResults);
for (const auto& deferred : deferredResults) {
deferred.callback(deferred.status, deferred.result, deferred.userdata);
}
}
if (ConsumedError(ValidateIsAlive())) { if (ConsumedError(ValidateIsAlive())) {
return; return;
} }

11
src/dawn_native/Device.h
View File

@ -140,9 +140,6 @@ namespace dawn_native {
BindGroupLayoutBase* CreateBindGroupLayout(const BindGroupLayoutDescriptor* descriptor); BindGroupLayoutBase* CreateBindGroupLayout(const BindGroupLayoutDescriptor* descriptor);
BufferBase* CreateBuffer(const BufferDescriptor* descriptor); BufferBase* CreateBuffer(const BufferDescriptor* descriptor);
WGPUCreateBufferMappedResult CreateBufferMapped(const BufferDescriptor* descriptor); WGPUCreateBufferMappedResult CreateBufferMapped(const BufferDescriptor* descriptor);
void CreateBufferMappedAsync(const BufferDescriptor* descriptor,
wgpu::BufferCreateMappedCallback callback,
void* userdata);
CommandEncoder* CreateCommandEncoder(const CommandEncoderDescriptor* descriptor); CommandEncoder* CreateCommandEncoder(const CommandEncoderDescriptor* descriptor);
ComputePipelineBase* CreateComputePipeline(const ComputePipelineDescriptor* descriptor); ComputePipelineBase* CreateComputePipeline(const ComputePipelineDescriptor* descriptor);
PipelineLayoutBase* CreatePipelineLayout(const PipelineLayoutDescriptor* descriptor); PipelineLayoutBase* CreatePipelineLayout(const PipelineLayoutDescriptor* descriptor);
@ -305,17 +302,9 @@ namespace dawn_native {
struct Caches; struct Caches;
std::unique_ptr<Caches> mCaches; std::unique_ptr<Caches> mCaches;
struct DeferredCreateBufferMappedAsync {
wgpu::BufferCreateMappedCallback callback;
WGPUBufferMapAsyncStatus status;
WGPUCreateBufferMappedResult result;
void* userdata;
};
std::unique_ptr<DynamicUploader> mDynamicUploader; std::unique_ptr<DynamicUploader> mDynamicUploader;
std::unique_ptr<ErrorScopeTracker> mErrorScopeTracker; std::unique_ptr<ErrorScopeTracker> mErrorScopeTracker;
std::unique_ptr<FenceSignalTracker> mFenceSignalTracker; std::unique_ptr<FenceSignalTracker> mFenceSignalTracker;
std::vector<DeferredCreateBufferMappedAsync> mDeferredCreateBufferMappedAsyncResults;
uint32_t mRefCount = 1; uint32_t mRefCount = 1;
State mState = State::BeingCreated; State mState = State::BeingCreated;

74
src/dawn_wire/client/ApiProcs.cpp
View File

@ -190,80 +190,6 @@ namespace dawn_wire { namespace client {
return result; return result;
} }
void ClientDeviceCreateBufferMappedAsync(WGPUDevice cDevice,
const WGPUBufferDescriptor* descriptor,
WGPUBufferCreateMappedCallback callback,
void* userdata) {
Device* device = reinterpret_cast<Device*>(cDevice);
Client* wireClient = device->GetClient();
auto* bufferObjectAndSerial = wireClient->BufferAllocator().New(device);
Buffer* buffer = bufferObjectAndSerial->object.get();
buffer->size = descriptor->size;
uint32_t serial = buffer->requestSerial++;
struct CreateBufferMappedInfo {
WGPUBuffer buffer;
WGPUBufferCreateMappedCallback callback;
void* userdata;
};
CreateBufferMappedInfo* info = new CreateBufferMappedInfo;
info->buffer = reinterpret_cast<WGPUBuffer>(buffer);
info->callback = callback;
info->userdata = userdata;
// Create a WriteHandle for the map request. This is the client's intent to write GPU
// memory.
MemoryTransferService::WriteHandle* writeHandle =
wireClient->GetMemoryTransferService()->CreateWriteHandle(descriptor->size);
if (writeHandle == nullptr) {
WGPUCreateBufferMappedResult result;
result.buffer = reinterpret_cast<WGPUBuffer>(buffer);
result.data = nullptr;
result.dataLength = 0;
callback(WGPUBufferMapAsyncStatus_DeviceLost, result, userdata);
return;
}
Buffer::MapRequestData request;
request.writeCallback = [](WGPUBufferMapAsyncStatus status, void* data, uint64_t dataLength,
void* userdata) {
auto info = std::unique_ptr<CreateBufferMappedInfo>(
static_cast<CreateBufferMappedInfo*>(userdata));
WGPUCreateBufferMappedResult result;
result.buffer = info->buffer;
result.data = data;
result.dataLength = dataLength;
info->callback(status, result, info->userdata);
};
request.userdata = info;
// The handle is owned by the MapRequest until the callback returns.
request.writeHandle = std::unique_ptr<MemoryTransferService::WriteHandle>(writeHandle);
buffer->requests[serial] = std::move(request);
// Get the serialization size of the WriteHandle.
size_t handleCreateInfoLength = writeHandle->SerializeCreateSize();
DeviceCreateBufferMappedAsyncCmd cmd;
cmd.device = cDevice;
cmd.descriptor = descriptor;
cmd.requestSerial = serial;
cmd.result = ObjectHandle{buffer->id, bufferObjectAndSerial->generation};
cmd.handleCreateInfoLength = handleCreateInfoLength;
cmd.handleCreateInfo = nullptr;
size_t commandSize = cmd.GetRequiredSize();
size_t requiredSize = commandSize + handleCreateInfoLength;
char* allocatedBuffer = static_cast<char*>(wireClient->GetCmdSpace(requiredSize));
cmd.Serialize(allocatedBuffer, *wireClient);
// Serialize the WriteHandle into the space after the command.
writeHandle->SerializeCreate(allocatedBuffer + commandSize);
}
void ClientDevicePushErrorScope(WGPUDevice cDevice, WGPUErrorFilter filter) { void ClientDevicePushErrorScope(WGPUDevice cDevice, WGPUErrorFilter filter) {
Device* device = reinterpret_cast<Device*>(cDevice); Device* device = reinterpret_cast<Device*>(cDevice);
device->PushErrorScope(filter); device->PushErrorScope(filter);

28
src/dawn_wire/server/ServerBuffer.cpp
View File

@ -153,34 +153,6 @@ namespace dawn_wire { namespace server {
return true; return true;
} }
bool Server::DoDeviceCreateBufferMappedAsync(WGPUDevice device,
const WGPUBufferDescriptor* descriptor,
uint32_t requestSerial,
ObjectHandle bufferResult,
uint64_t handleCreateInfoLength,
const uint8_t* handleCreateInfo) {
if (!DoDeviceCreateBufferMapped(device, descriptor, bufferResult, handleCreateInfoLength,
handleCreateInfo)) {
return false;
}
auto* bufferData = BufferObjects().Get(bufferResult.id);
ASSERT(bufferData != nullptr);
ReturnBufferMapWriteAsyncCallbackCmd cmd;
cmd.buffer = ObjectHandle{bufferResult.id, bufferResult.generation};
cmd.requestSerial = requestSerial;
cmd.status = bufferData->mapWriteState == BufferMapWriteState::Mapped
? WGPUBufferMapAsyncStatus_Success
: WGPUBufferMapAsyncStatus_Error;
size_t requiredSize = cmd.GetRequiredSize();
char* allocatedBuffer = static_cast<char*>(GetCmdSpace(requiredSize));
cmd.Serialize(allocatedBuffer);
return true;
}
bool Server::DoBufferSetSubDataInternal(ObjectId bufferId, bool Server::DoBufferSetSubDataInternal(ObjectId bufferId,
uint64_t start, uint64_t start,
uint64_t offset, uint64_t offset,

178
src/tests/end2end/BufferTests.cpp
View File

@ -410,50 +410,6 @@ class CreateBufferMappedTests : public DawnTest {
return result; return result;
} }
template <WGPUBufferMapAsyncStatus expectedStatus = WGPUBufferMapAsyncStatus_Success>
wgpu::CreateBufferMappedResult CreateBufferMappedAsyncAndWait(wgpu::BufferUsage usage,
uint64_t size) {
wgpu::BufferDescriptor descriptor = {};
descriptor.size = size;
descriptor.usage = usage;
struct ResultInfo {
wgpu::CreateBufferMappedResult result;
bool done = false;
} resultInfo;
device.CreateBufferMappedAsync(
&descriptor,
[](WGPUBufferMapAsyncStatus status, WGPUCreateBufferMappedResult result,
void* userdata) {
ASSERT_EQ(status, expectedStatus);
auto* resultInfo = reinterpret_cast<ResultInfo*>(userdata);
resultInfo->result.buffer = wgpu::Buffer::Acquire(result.buffer);
resultInfo->result.data = result.data;
resultInfo->result.dataLength = result.dataLength;
resultInfo->done = true;
},
&resultInfo);
while (!resultInfo.done) {
WaitABit();
}
CheckResultStartsZeroed(resultInfo.result, size);
return resultInfo.result;
}
wgpu::CreateBufferMappedResult CreateBufferMappedAsyncWithDataAndWait(
wgpu::BufferUsage usage,
const std::vector<uint32_t>& data) {
size_t byteLength = data.size() * sizeof(uint32_t);
wgpu::CreateBufferMappedResult result = CreateBufferMappedAsyncAndWait(usage, byteLength);
memcpy(result.data, data.data(), byteLength);
return result;
}
private: private:
const void* mappedData = nullptr; const void* mappedData = nullptr;
}; };
@ -592,140 +548,6 @@ TEST_P(CreateBufferMappedTests, CreateThenMapBeforeUnmapFailure) {
EXPECT_BUFFER_U32_EQ(myData, result.buffer, 0); EXPECT_BUFFER_U32_EQ(myData, result.buffer, 0);
} }
// Test that the simplest CreateBufferMappedAsync works for MapWrite buffers.
TEST_P(CreateBufferMappedTests, MapWriteUsageSmallAsync) {
uint32_t myData = 230502;
wgpu::CreateBufferMappedResult result = CreateBufferMappedAsyncWithDataAndWait(
wgpu::BufferUsage::MapWrite | wgpu::BufferUsage::CopySrc, {myData});
UnmapBuffer(result.buffer);
EXPECT_BUFFER_U32_EQ(myData, result.buffer, 0);
}
// Test that the simplest CreateBufferMappedAsync works for MapRead buffers.
TEST_P(CreateBufferMappedTests, MapReadUsageSmallAsync) {
uint32_t myData = 230502;
wgpu::CreateBufferMappedResult result =
CreateBufferMappedAsyncWithDataAndWait(wgpu::BufferUsage::MapRead, {myData});
UnmapBuffer(result.buffer);
const void* mappedData = MapReadAsyncAndWait(result.buffer);
ASSERT_EQ(myData, *reinterpret_cast<const uint32_t*>(mappedData));
UnmapBuffer(result.buffer);
}
// Test that the simplest CreateBufferMappedAsync works for non-mappable buffers.
TEST_P(CreateBufferMappedTests, NonMappableUsageSmallAsync) {
uint32_t myData = 4239;
wgpu::CreateBufferMappedResult result =
CreateBufferMappedAsyncWithDataAndWait(wgpu::BufferUsage::CopySrc, {myData});
UnmapBuffer(result.buffer);
EXPECT_BUFFER_U32_EQ(myData, result.buffer, 0);
}
// Test CreateBufferMappedAsync for a large MapWrite buffer
TEST_P(CreateBufferMappedTests, MapWriteUsageLargeAsync) {
constexpr uint64_t kDataSize = 1000 * 1000;
std::vector<uint32_t> myData;
for (uint32_t i = 0; i < kDataSize; ++i) {
myData.push_back(i);
}
wgpu::CreateBufferMappedResult result = CreateBufferMappedAsyncWithDataAndWait(
wgpu::BufferUsage::MapWrite | wgpu::BufferUsage::CopySrc, {myData});
UnmapBuffer(result.buffer);
EXPECT_BUFFER_U32_RANGE_EQ(myData.data(), result.buffer, 0, kDataSize);
}
// Test CreateBufferMappedAsync for a large MapRead buffer
TEST_P(CreateBufferMappedTests, MapReadUsageLargeAsync) {
constexpr uint64_t kDataSize = 1000 * 1000;
std::vector<uint32_t> myData;
for (uint32_t i = 0; i < kDataSize; ++i) {
myData.push_back(i);
}
wgpu::CreateBufferMappedResult result =
CreateBufferMappedAsyncWithDataAndWait(wgpu::BufferUsage::MapRead, {myData});
UnmapBuffer(result.buffer);
const void* mappedData = MapReadAsyncAndWait(result.buffer);
ASSERT_EQ(0, memcmp(mappedData, myData.data(), kDataSize * sizeof(uint32_t)));
UnmapBuffer(result.buffer);
}
// Test CreateBufferMappedAsync for a large non-mappable buffer
TEST_P(CreateBufferMappedTests, NonMappableUsageLargeAsync) {
constexpr uint64_t kDataSize = 1000 * 1000;
std::vector<uint32_t> myData;
for (uint32_t i = 0; i < kDataSize; ++i) {
myData.push_back(i);
}
wgpu::CreateBufferMappedResult result =
CreateBufferMappedAsyncWithDataAndWait(wgpu::BufferUsage::CopySrc, {myData});
UnmapBuffer(result.buffer);
EXPECT_BUFFER_U32_RANGE_EQ(myData.data(), result.buffer, 0, kDataSize);
}
// Test that mapping a buffer is valid after CreateBufferMappedAsync and Unmap
TEST_P(CreateBufferMappedTests, CreateThenMapSuccessAsync) {
static uint32_t myData = 230502;
static uint32_t myData2 = 1337;
wgpu::CreateBufferMappedResult result = CreateBufferMappedAsyncWithDataAndWait(
wgpu::BufferUsage::MapWrite | wgpu::BufferUsage::CopySrc, {myData});
UnmapBuffer(result.buffer);
EXPECT_BUFFER_U32_EQ(myData, result.buffer, 0);
bool done = false;
result.buffer.MapWriteAsync(
[](WGPUBufferMapAsyncStatus status, void* data, uint64_t, void* userdata) {
ASSERT_EQ(WGPUBufferMapAsyncStatus_Success, status);
ASSERT_NE(nullptr, data);
*static_cast<uint32_t*>(data) = myData2;
*static_cast<bool*>(userdata) = true;
},
&done);
while (!done) {
WaitABit();
}
UnmapBuffer(result.buffer);
EXPECT_BUFFER_U32_EQ(myData2, result.buffer, 0);
}
// Test that is is invalid to map a buffer twice when using CreateBufferMappedAsync
TEST_P(CreateBufferMappedTests, CreateThenMapBeforeUnmapFailureAsync) {
uint32_t myData = 230502;
wgpu::CreateBufferMappedResult result = CreateBufferMappedAsyncWithDataAndWait(
wgpu::BufferUsage::MapWrite | wgpu::BufferUsage::CopySrc, {myData});
ASSERT_DEVICE_ERROR([&]() {
bool done = false;
result.buffer.MapWriteAsync(
[](WGPUBufferMapAsyncStatus status, void* data, uint64_t, void* userdata) {
ASSERT_EQ(WGPUBufferMapAsyncStatus_Error, status);
ASSERT_EQ(nullptr, data);
*static_cast<bool*>(userdata) = true;
},
&done);
while (!done) {
WaitABit();
}
}());
// CreateBufferMappedAsync is unaffected by the MapWrite error.
UnmapBuffer(result.buffer);
EXPECT_BUFFER_U32_EQ(myData, result.buffer, 0);
}
// Test that creating a very large buffers fails gracefully. // Test that creating a very large buffers fails gracefully.
TEST_P(CreateBufferMappedTests, LargeBufferFails) { TEST_P(CreateBufferMappedTests, LargeBufferFails) {
// TODO(http://crbug.com/dawn/27): Missing support. // TODO(http://crbug.com/dawn/27): Missing support.

32
src/tests/end2end/DeviceLostTests.cpp
View File

@ -296,38 +296,6 @@ TEST_P(DeviceLostTest, CreateBufferMappedFails) {
ASSERT_DEVICE_ERROR(device.CreateBufferMapped(&bufferDescriptor)); ASSERT_DEVICE_ERROR(device.CreateBufferMapped(&bufferDescriptor));
} }
// Test that CreateBufferMappedAsync fails after device is lost
TEST_P(DeviceLostTest, CreateBufferMappedAsyncFails) {
wgpu::BufferDescriptor bufferDescriptor;
bufferDescriptor.size = sizeof(float);
bufferDescriptor.usage = wgpu::BufferUsage::MapWrite;
SetCallbackAndLoseForTesting();
struct ResultInfo {
wgpu::CreateBufferMappedResult result;
bool done = false;
} resultInfo;
ASSERT_DEVICE_ERROR(device.CreateBufferMappedAsync(
&bufferDescriptor,
[](WGPUBufferMapAsyncStatus status, WGPUCreateBufferMappedResult result, void* userdata) {
auto* resultInfo = static_cast<ResultInfo*>(userdata);
EXPECT_EQ(WGPUBufferMapAsyncStatus_DeviceLost, status);
EXPECT_NE(nullptr, result.data);
resultInfo->result.buffer = wgpu::Buffer::Acquire(result.buffer);
resultInfo->result.data = result.data;
resultInfo->result.dataLength = result.dataLength;
resultInfo->done = true;
},
&resultInfo));
while (!resultInfo.done) {
ASSERT_DEVICE_ERROR(WaitABit());
}
ASSERT_DEVICE_ERROR(resultInfo.result.buffer.Unmap());
}
// Test that BufferMapReadAsync fails after device is lost // Test that BufferMapReadAsync fails after device is lost
TEST_P(DeviceLostTest, BufferMapReadAsyncFails) { TEST_P(DeviceLostTest, BufferMapReadAsyncFails) {
wgpu::BufferDescriptor bufferDescriptor; wgpu::BufferDescriptor bufferDescriptor;

200
src/tests/unittests/wire/WireBufferMappingTests.cpp
View File

@ -69,18 +69,6 @@ namespace {
void* userdata)); void* userdata));
}; };
std::unique_ptr<StrictMock<MockBufferCreateMappedCallback>> mockCreateBufferMappedCallback;
uint32_t* lastCreateMappedPointer = nullptr;
void ToMockCreateBufferMappedCallback(WGPUBufferMapAsyncStatus status,
WGPUCreateBufferMappedResult result,
void* userdata) {
// Assume the data is uint32_t to make writing matchers easier
lastCreateMappedPointer = static_cast<uint32_t*>(result.data);
// Unpack WGPUCreateBufferMappedResult to make writing matchers easier
mockCreateBufferMappedCallback->Call(status, result.buffer, lastCreateMappedPointer,
result.dataLength, userdata);
}
} // anonymous namespace } // anonymous namespace
class WireBufferMappingTests : public WireTest { class WireBufferMappingTests : public WireTest {
@ -94,8 +82,6 @@ class WireBufferMappingTests : public WireTest {
mockBufferMapReadCallback = std::make_unique<StrictMock<MockBufferMapReadCallback>>(); mockBufferMapReadCallback = std::make_unique<StrictMock<MockBufferMapReadCallback>>();
mockBufferMapWriteCallback = std::make_unique<StrictMock<MockBufferMapWriteCallback>>(); mockBufferMapWriteCallback = std::make_unique<StrictMock<MockBufferMapWriteCallback>>();
mockCreateBufferMappedCallback =
std::make_unique<StrictMock<MockBufferCreateMappedCallback>>();
WGPUBufferDescriptor descriptor = {}; WGPUBufferDescriptor descriptor = {};
descriptor.size = kBufferSize; descriptor.size = kBufferSize;
@ -115,7 +101,6 @@ class WireBufferMappingTests : public WireTest {
// Delete mocks so that expectations are checked // Delete mocks so that expectations are checked
mockBufferMapReadCallback = nullptr; mockBufferMapReadCallback = nullptr;
mockBufferMapWriteCallback = nullptr; mockBufferMapWriteCallback = nullptr;
mockCreateBufferMappedCallback = nullptr;
} }
void FlushServer() { void FlushServer() {
@ -123,7 +108,6 @@ class WireBufferMappingTests : public WireTest {
Mock::VerifyAndClearExpectations(&mockBufferMapReadCallback); Mock::VerifyAndClearExpectations(&mockBufferMapReadCallback);
Mock::VerifyAndClearExpectations(&mockBufferMapWriteCallback); Mock::VerifyAndClearExpectations(&mockBufferMapWriteCallback);
Mock::VerifyAndClearExpectations(&mockCreateBufferMappedCallback);
} }
protected: protected:
@ -629,187 +613,3 @@ TEST_F(WireBufferMappingTests, CreateBufferMappedThenMapFailure) {
FlushClient(); FlushClient();
} }
// Test successful CreateBufferMappedAsync
TEST_F(WireBufferMappingTests, CreateBufferMappedAsyncSuccess) {
WGPUBufferDescriptor descriptor = {};
descriptor.size = kBufferSize;
WGPUCreateBufferMappedResult apiResult;
uint32_t serverBufferContent = 31337;
apiResult.buffer = apiBuffer;
apiResult.data = reinterpret_cast<uint8_t*>(&serverBufferContent);
apiResult.dataLength = kBufferSize;
uint32_t updatedContent = 4242;
uint32_t zero = 0;
wgpuDeviceCreateBufferMappedAsync(device, &descriptor, ToMockCreateBufferMappedCallback,
nullptr);
EXPECT_CALL(api, DeviceCreateBufferMapped(apiDevice, _))
.WillOnce(Return(apiResult))
.RetiresOnSaturation();
FlushClient();
WGPUBuffer buffer;
// The callback always gets a buffer full of zeroes.
EXPECT_CALL(*mockCreateBufferMappedCallback,
Call(WGPUBufferMapAsyncStatus_Success, _, Pointee(Eq(zero)), kBufferSize, _))
.WillOnce(::testing::SaveArg<1>(&buffer));
FlushServer();
// Write something to the mapped pointer
*lastCreateMappedPointer = updatedContent;
wgpuBufferUnmap(buffer);
EXPECT_CALL(api, BufferUnmap(apiBuffer)).Times(1);
FlushClient();
// After the buffer is unmapped, the content of the buffer is updated on the server
ASSERT_EQ(serverBufferContent, updatedContent);
}
// Test CreateBufferMappedAsync with map error
TEST_F(WireBufferMappingTests, CreateBufferMappedAsyncMapError) {
WGPUBufferDescriptor descriptor = {};
WGPUCreateBufferMappedResult apiResult;
apiResult.buffer = apiBuffer;
apiResult.data = nullptr; // error mapping
apiResult.dataLength = kBufferSize;
wgpuDeviceCreateBufferMappedAsync(device, &descriptor, ToMockCreateBufferMappedCallback,
nullptr);
EXPECT_CALL(api, DeviceCreateBufferMapped(apiDevice, _))
.WillOnce(Return(apiResult))
.RetiresOnSaturation();
FlushClient();
WGPUBuffer buffer;
EXPECT_CALL(*mockCreateBufferMappedCallback,
Call(WGPUBufferMapAsyncStatus_Error, _, nullptr, 0, _))
.WillOnce(::testing::SaveArg<1>(&buffer));
FlushServer();
wgpuBufferUnmap(buffer);
EXPECT_CALL(api, BufferUnmap(apiBuffer)).Times(1);
FlushClient();
}
// Test that the CreateBufferMappedCallback isn't fired twice when unmap() is called inside the
// callback
TEST_F(WireBufferMappingTests, UnmapInsideCreateBufferMappedAsyncCallback) {
WGPUBufferDescriptor descriptor = {};
descriptor.size = kBufferSize;
WGPUCreateBufferMappedResult apiResult;
uint32_t serverBufferContent = 31337;
apiResult.buffer = apiBuffer;
apiResult.data = reinterpret_cast<uint8_t*>(&serverBufferContent);
apiResult.dataLength = kBufferSize;
uint32_t zero = 0;
wgpuDeviceCreateBufferMappedAsync(device, &descriptor, ToMockCreateBufferMappedCallback,
nullptr);
EXPECT_CALL(api, DeviceCreateBufferMapped(apiDevice, _))
.WillOnce(Return(apiResult))
.RetiresOnSaturation();
FlushClient();
WGPUBuffer buffer;
// The callback always gets a buffer full of zeroes.
EXPECT_CALL(*mockCreateBufferMappedCallback,
Call(WGPUBufferMapAsyncStatus_Success, _, Pointee(Eq(zero)), kBufferSize, _))
.WillOnce(DoAll(::testing::SaveArg<1>(&buffer),
InvokeWithoutArgs([&]() { wgpuBufferUnmap(buffer); })));
FlushServer();
EXPECT_CALL(api, BufferUnmap(apiBuffer)).Times(1);
FlushClient();
}
// Test that the CreateBufferMappedCallback isn't fired twice when the buffer is deleted inside
// the callback
TEST_F(WireBufferMappingTests, ReleaseInsideCreateBufferMappedAsyncCallback) {
WGPUBufferDescriptor descriptor = {};
descriptor.size = kBufferSize;
WGPUCreateBufferMappedResult apiResult;
uint32_t serverBufferContent = 31337;
apiResult.buffer = apiBuffer;
apiResult.data = reinterpret_cast<uint8_t*>(&serverBufferContent);
apiResult.dataLength = kBufferSize;
uint32_t zero = 0;
wgpuDeviceCreateBufferMappedAsync(device, &descriptor, ToMockCreateBufferMappedCallback,
nullptr);
EXPECT_CALL(api, DeviceCreateBufferMapped(apiDevice, _))
.WillOnce(Return(apiResult))
.RetiresOnSaturation();
FlushClient();
WGPUBuffer buffer;
// The callback always gets a buffer full of zeroes.
EXPECT_CALL(*mockCreateBufferMappedCallback,
Call(WGPUBufferMapAsyncStatus_Success, _, Pointee(Eq(zero)), kBufferSize, _))
.WillOnce(DoAll(::testing::SaveArg<1>(&buffer),
InvokeWithoutArgs([&]() { wgpuBufferRelease(buffer); })));
FlushServer();
EXPECT_CALL(api, BufferRelease(apiBuffer));
FlushClient();
}
// Test that the CreateBufferMappedCallback isn't fired twice when the buffer is destroyed inside
// the callback
TEST_F(WireBufferMappingTests, DestroyInsideCreateBufferMappedAsyncCallback) {
WGPUBufferDescriptor descriptor = {};
descriptor.size = kBufferSize;
WGPUCreateBufferMappedResult apiResult;
uint32_t serverBufferContent = 31337;
apiResult.buffer = apiBuffer;
apiResult.data = reinterpret_cast<uint8_t*>(&serverBufferContent);
apiResult.dataLength = kBufferSize;
uint32_t zero = 0;
wgpuDeviceCreateBufferMappedAsync(device, &descriptor, ToMockCreateBufferMappedCallback,
nullptr);
EXPECT_CALL(api, DeviceCreateBufferMapped(apiDevice, _))
.WillOnce(Return(apiResult))
.RetiresOnSaturation();
FlushClient();
WGPUBuffer buffer;
// The callback always gets a buffer full of zeroes.
EXPECT_CALL(*mockCreateBufferMappedCallback,
Call(WGPUBufferMapAsyncStatus_Success, _, Pointee(Eq(zero)), kBufferSize, _))
.WillOnce(DoAll(::testing::SaveArg<1>(&buffer),
InvokeWithoutArgs([&]() { wgpuBufferDestroy(buffer); })));
FlushServer();
EXPECT_CALL(api, BufferDestroy(apiBuffer));
FlushClient();
}

197
src/tests/unittests/wire/WireMemoryTransferServiceTests.cpp
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@ -70,16 +70,6 @@ namespace {
void* userdata)); void* userdata));
}; };
std::unique_ptr<StrictMock<MockBufferCreateMappedCallback>> mockCreateBufferMappedCallback;
void ToMockCreateBufferMappedCallback(WGPUBufferMapAsyncStatus status,
WGPUCreateBufferMappedResult result,
void* userdata) {
// Assume the data is uint32_t to make writing matchers easier
mockCreateBufferMappedCallback->Call(status, result.buffer,
static_cast<uint32_t*>(result.data), result.dataLength,
userdata);
}
} // anonymous namespace } // anonymous namespace
// WireMemoryTransferServiceTests test the MemoryTransferService with buffer mapping. // WireMemoryTransferServiceTests test the MemoryTransferService with buffer mapping.
@ -113,8 +103,6 @@ class WireMemoryTransferServiceTests : public WireTest {
mockBufferMapReadCallback = std::make_unique<StrictMock<MockBufferMapReadCallback>>(); mockBufferMapReadCallback = std::make_unique<StrictMock<MockBufferMapReadCallback>>();
mockBufferMapWriteCallback = std::make_unique<StrictMock<MockBufferMapWriteCallback>>(); mockBufferMapWriteCallback = std::make_unique<StrictMock<MockBufferMapWriteCallback>>();
mockCreateBufferMappedCallback =
std::make_unique<StrictMock<MockBufferCreateMappedCallback>>();
// TODO(enga): Make this thread-safe. // TODO(enga): Make this thread-safe.
mBufferContent++; mBufferContent++;
@ -131,7 +119,6 @@ class WireMemoryTransferServiceTests : public WireTest {
// Delete mocks so that expectations are checked // Delete mocks so that expectations are checked
mockBufferMapReadCallback = nullptr; mockBufferMapReadCallback = nullptr;
mockBufferMapWriteCallback = nullptr; mockBufferMapWriteCallback = nullptr;
mockCreateBufferMappedCallback = nullptr;
} }
void FlushClient(bool success = true) { void FlushClient(bool success = true) {
@ -144,7 +131,6 @@ class WireMemoryTransferServiceTests : public WireTest {
Mock::VerifyAndClearExpectations(&mockBufferMapReadCallback); Mock::VerifyAndClearExpectations(&mockBufferMapReadCallback);
Mock::VerifyAndClearExpectations(&mockBufferMapWriteCallback); Mock::VerifyAndClearExpectations(&mockBufferMapWriteCallback);
Mock::VerifyAndClearExpectations(&mockCreateBufferMappedCallback);
Mock::VerifyAndClearExpectations(&clientMemoryTransferService); Mock::VerifyAndClearExpectations(&clientMemoryTransferService);
} }
@ -188,27 +174,6 @@ class WireMemoryTransferServiceTests : public WireTest {
return std::make_pair(apiResult, result); return std::make_pair(apiResult, result);
} }
WGPUCreateBufferMappedResult CreateBufferMappedAsync() {
WGPUBufferDescriptor descriptor = {};
descriptor.size = sizeof(mBufferContent);
wgpuDeviceCreateBufferMappedAsync(device, &descriptor, ToMockCreateBufferMappedCallback,
nullptr);
WGPUBuffer apiBuffer = api.GetNewBuffer();
WGPUCreateBufferMappedResult apiResult;
apiResult.buffer = apiBuffer;
apiResult.data = reinterpret_cast<uint8_t*>(&mMappedBufferContent);
apiResult.dataLength = sizeof(mMappedBufferContent);
EXPECT_CALL(api, DeviceCreateBufferMapped(apiDevice, _))
.WillOnce(Return(apiResult))
.RetiresOnSaturation();
return apiResult;
}
ClientReadHandle* ExpectReadHandleCreation() { ClientReadHandle* ExpectReadHandleCreation() {
// Create the handle first so we can use it in later expectations. // Create the handle first so we can use it in later expectations.
ClientReadHandle* handle = clientMemoryTransferService.NewReadHandle(); ClientReadHandle* handle = clientMemoryTransferService.NewReadHandle();
@ -934,168 +899,6 @@ TEST_F(WireMemoryTransferServiceTests, BufferMapWriteDestroyBeforeUnmap) {
} }
} }
// Test successful CreateBufferMappedAsync.
TEST_F(WireMemoryTransferServiceTests, CreateBufferMappedAsyncSuccess) {
// The client should create and serialize a WriteHandle on createBufferMappedAsync
ClientWriteHandle* clientHandle = ExpectWriteHandleCreation();
ExpectWriteHandleSerialization(clientHandle);
WGPUCreateBufferMappedResult apiResult = CreateBufferMappedAsync();
// The server should then deserialize the WriteHandle from the client.
ServerWriteHandle* serverHandle = ExpectServerWriteHandleDeserialization();
FlushClient();
// The client receives a success callback. Save the buffer argument so we can call Unmap.
WGPUBuffer buffer;
EXPECT_CALL(*mockCreateBufferMappedCallback,
Call(WGPUBufferMapAsyncStatus_Success, _, &mMappedBufferContent,
sizeof(mMappedBufferContent), _))
.WillOnce(SaveArg<1>(&buffer));
// Since the mapping succeeds, the client opens the WriteHandle.
ExpectClientWriteHandleOpen(clientHandle, &mMappedBufferContent);
FlushServer();
// The client writes to the handle contents.
mMappedBufferContent = mUpdatedBufferContent;
// The client will then flush and destroy the handle on Unmap()
ExpectClientWriteHandleSerializeFlush(clientHandle);
EXPECT_CALL(clientMemoryTransferService, OnWriteHandleDestroy(clientHandle)).Times(1);
wgpuBufferUnmap(buffer);
// The server deserializes the Flush message.
ExpectServerWriteHandleDeserializeFlush(serverHandle, mUpdatedBufferContent);
// After the handle is updated it can be destroyed.
EXPECT_CALL(serverMemoryTransferService, OnWriteHandleDestroy(serverHandle)).Times(1);
EXPECT_CALL(api, BufferUnmap(apiResult.buffer)).Times(1);
FlushClient();
}
// Test CreateBufferMappedAsync WriteHandle creation failure.
TEST_F(WireMemoryTransferServiceTests, CreateBufferMappedAsyncWriteHandleCreationFailure) {
// Mock a WriteHandle creation failure
MockWriteHandleCreationFailure();
WGPUBufferDescriptor descriptor = {};
descriptor.size = sizeof(mBufferContent);
// Failed creation of a WriteHandle is a fatal failure. The client synchronously receives
// a DEVICE_LOST callback.
EXPECT_CALL(*mockCreateBufferMappedCallback,
Call(WGPUBufferMapAsyncStatus_DeviceLost, _, nullptr, 0, _))
.Times(1);
wgpuDeviceCreateBufferMappedAsync(device, &descriptor, ToMockCreateBufferMappedCallback,
nullptr);
}
// Test CreateBufferMappedAsync DeserializeWriteHandle failure.
TEST_F(WireMemoryTransferServiceTests, CreateBufferMappedAsyncDeserializeWriteHandleFailure) {
// The client should create and serialize a WriteHandle on createBufferMappedAsync
ClientWriteHandle* clientHandle = ExpectWriteHandleCreation();
ExpectWriteHandleSerialization(clientHandle);
WGPUCreateBufferMappedResult apiResult = CreateBufferMappedAsync();
DAWN_UNUSED(apiResult);
// The server should then deserialize the WriteHandle from the client.
// Mock a deserialization failure.
MockServerWriteHandleDeserializeFailure();
FlushClient(false);
// The server hit a fatal failure and never returned the callback. It is called when the
// wire is destructed.
EXPECT_CALL(*mockCreateBufferMappedCallback,
Call(WGPUBufferMapAsyncStatus_Unknown, _, nullptr, 0, _))
.Times(1);
EXPECT_CALL(clientMemoryTransferService, OnWriteHandleDestroy(clientHandle)).Times(1);
}
// Test CreateBufferMappedAsync handle Open failure.
TEST_F(WireMemoryTransferServiceTests, CreateBufferMappedAsyncHandleOpenFailure) {
// The client should create and serialize a WriteHandle on createBufferMappedAsync
ClientWriteHandle* clientHandle = ExpectWriteHandleCreation();
ExpectWriteHandleSerialization(clientHandle);
WGPUCreateBufferMappedResult apiResult = CreateBufferMappedAsync();
DAWN_UNUSED(apiResult);
// The server should then deserialize the WriteHandle from the client.
ServerWriteHandle* serverHandle = ExpectServerWriteHandleDeserialization();
FlushClient();
// Since the mapping succeeds, the client opens the WriteHandle.
MockClientWriteHandleOpenFailure(clientHandle);
// Failing to open a handle is a fatal failure. The client receives a DEVICE_LOST callback.
EXPECT_CALL(*mockCreateBufferMappedCallback,
Call(WGPUBufferMapAsyncStatus_DeviceLost, _, nullptr, 0, _))
.Times(1);
// Since opening the handle fails, it is destroyed immediately.
EXPECT_CALL(clientMemoryTransferService, OnWriteHandleDestroy(clientHandle)).Times(1);
FlushServer(false);
EXPECT_CALL(serverMemoryTransferService, OnWriteHandleDestroy(serverHandle)).Times(1);
}
// Test CreateBufferMappedAsync DeserializeFlush failure.
TEST_F(WireMemoryTransferServiceTests, CreateBufferMappedAsyncDeserializeFlushFailure) {
// The client should create and serialize a WriteHandle on createBufferMappedAsync
ClientWriteHandle* clientHandle = ExpectWriteHandleCreation();
ExpectWriteHandleSerialization(clientHandle);
WGPUCreateBufferMappedResult apiResult = CreateBufferMappedAsync();
DAWN_UNUSED(apiResult);
// The server should then deserialize the WriteHandle from the client.
ServerWriteHandle* serverHandle = ExpectServerWriteHandleDeserialization();
FlushClient();
// The client receives a success callback. Save the buffer argument so we can call Unmap.
WGPUBuffer buffer;
EXPECT_CALL(*mockCreateBufferMappedCallback,
Call(WGPUBufferMapAsyncStatus_Success, _, &mMappedBufferContent,
sizeof(mMappedBufferContent), _))
.WillOnce(SaveArg<1>(&buffer));
// Since the mapping succeeds, the client opens the WriteHandle.
ExpectClientWriteHandleOpen(clientHandle, &mMappedBufferContent);
FlushServer();
// The client writes to the handle contents.
mMappedBufferContent = mUpdatedBufferContent;
// The client will then flush and destroy the handle on Unmap()
ExpectClientWriteHandleSerializeFlush(clientHandle);
EXPECT_CALL(clientMemoryTransferService, OnWriteHandleDestroy(clientHandle)).Times(1);
wgpuBufferUnmap(buffer);
// The server deserializes the Flush message.
// Mock a deserialization failure.
MockServerWriteHandleDeserializeFlushFailure(serverHandle);
FlushClient(false);
EXPECT_CALL(serverMemoryTransferService, OnWriteHandleDestroy(serverHandle)).Times(1);
}
// Test successful CreateBufferMapped. // Test successful CreateBufferMapped.
TEST_F(WireMemoryTransferServiceTests, CreateBufferMappedSuccess) { TEST_F(WireMemoryTransferServiceTests, CreateBufferMappedSuccess) {
// The client should create and serialize a WriteHandle on createBufferMapped. // The client should create and serialize a WriteHandle on createBufferMapped.