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// Copyright 2020 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "tests/unittests/wire/WireTest.h"
using namespace testing;
using namespace dawn_wire;
class WireExtensionTests : public WireTest {
public:
WireExtensionTests() {
}
~WireExtensionTests() override = default;
};
// Serialize/Deserializes a chained struct correctly.
TEST_F(WireExtensionTests, ChainedStruct) {
WGPUSamplerDescriptorDummyAnisotropicFiltering clientExt = {};
clientExt.chain.sType = WGPUSType_SamplerDescriptorDummyAnisotropicFiltering;
clientExt.chain.next = nullptr;
clientExt.maxAnisotropy = 3.14;
WGPUSamplerDescriptor clientDesc = {};
clientDesc.nextInChain = &clientExt.chain;
clientDesc.label = "sampler with anisotropic filtering";
wgpuDeviceCreateSampler(device, &clientDesc);
EXPECT_CALL(api, DeviceCreateSampler(apiDevice, NotNull()))
.WillOnce(Invoke([&](Unused, const WGPUSamplerDescriptor* serverDesc) -> WGPUSampler {
EXPECT_STREQ(serverDesc->label, clientDesc.label);
const auto* ext =
reinterpret_cast<const WGPUSamplerDescriptorDummyAnisotropicFiltering*>(
serverDesc->nextInChain);
EXPECT_EQ(ext->chain.sType, clientExt.chain.sType);
EXPECT_EQ(ext->maxAnisotropy, clientExt.maxAnisotropy);
EXPECT_EQ(ext->chain.next, nullptr);
return api.GetNewSampler();
}));
FlushClient();
}
// Serialize/Deserializes multiple chained structs correctly.
TEST_F(WireExtensionTests, MutlipleChainedStructs) {
WGPUSamplerDescriptorDummyAnisotropicFiltering clientExt2 = {};
clientExt2.chain.sType = WGPUSType_SamplerDescriptorDummyAnisotropicFiltering;
clientExt2.chain.next = nullptr;
clientExt2.maxAnisotropy = 2.71828;
WGPUSamplerDescriptorDummyAnisotropicFiltering clientExt1 = {};
clientExt1.chain.sType = WGPUSType_SamplerDescriptorDummyAnisotropicFiltering;
clientExt1.chain.next = &clientExt2.chain;
clientExt1.maxAnisotropy = 3.14;
WGPUSamplerDescriptor clientDesc = {};
clientDesc.nextInChain = &clientExt1.chain;
clientDesc.label = "sampler with anisotropic filtering";
wgpuDeviceCreateSampler(device, &clientDesc);
EXPECT_CALL(api, DeviceCreateSampler(apiDevice, NotNull()))
.WillOnce(Invoke([&](Unused, const WGPUSamplerDescriptor* serverDesc) -> WGPUSampler {
EXPECT_STREQ(serverDesc->label, clientDesc.label);
const auto* ext1 =
reinterpret_cast<const WGPUSamplerDescriptorDummyAnisotropicFiltering*>(
serverDesc->nextInChain);
EXPECT_EQ(ext1->chain.sType, clientExt1.chain.sType);
EXPECT_EQ(ext1->maxAnisotropy, clientExt1.maxAnisotropy);
const auto* ext2 =
reinterpret_cast<const WGPUSamplerDescriptorDummyAnisotropicFiltering*>(
ext1->chain.next);
EXPECT_EQ(ext2->chain.sType, clientExt2.chain.sType);
EXPECT_EQ(ext2->maxAnisotropy, clientExt2.maxAnisotropy);
EXPECT_EQ(ext2->chain.next, nullptr);
return api.GetNewSampler();
}));
FlushClient();
// Swap the order of the chained structs.
clientDesc.nextInChain = &clientExt2.chain;
clientExt2.chain.next = &clientExt1.chain;
clientExt1.chain.next = nullptr;
wgpuDeviceCreateSampler(device, &clientDesc);
EXPECT_CALL(api, DeviceCreateSampler(apiDevice, NotNull()))
.WillOnce(Invoke([&](Unused, const WGPUSamplerDescriptor* serverDesc) -> WGPUSampler {
EXPECT_STREQ(serverDesc->label, clientDesc.label);
const auto* ext2 =
reinterpret_cast<const WGPUSamplerDescriptorDummyAnisotropicFiltering*>(
serverDesc->nextInChain);
EXPECT_EQ(ext2->chain.sType, clientExt2.chain.sType);
EXPECT_EQ(ext2->maxAnisotropy, clientExt2.maxAnisotropy);
const auto* ext1 =
reinterpret_cast<const WGPUSamplerDescriptorDummyAnisotropicFiltering*>(
ext2->chain.next);
EXPECT_EQ(ext1->chain.sType, clientExt1.chain.sType);
EXPECT_EQ(ext1->maxAnisotropy, clientExt1.maxAnisotropy);
EXPECT_EQ(ext1->chain.next, nullptr);
return api.GetNewSampler();
}));
FlushClient();
}
// Test that a chained struct with Invalid sType is an error.
TEST_F(WireExtensionTests, InvalidSType) {
WGPUSamplerDescriptorDummyAnisotropicFiltering clientExt = {};
clientExt.chain.sType = WGPUSType_Invalid;
clientExt.chain.next = nullptr;
WGPUSamplerDescriptor clientDesc = {};
clientDesc.nextInChain = &clientExt.chain;
clientDesc.label = "sampler with anisotropic filtering";
wgpuDeviceCreateSampler(device, &clientDesc);
FlushClient(false);
}
// Test that if both an invalid and valid stype are passed on the chain, it is an error.
TEST_F(WireExtensionTests, ValidAndInvalidSTypeInChain) {
WGPUSamplerDescriptorDummyAnisotropicFiltering clientExt2 = {};
clientExt2.chain.sType = WGPUSType_Invalid;
clientExt2.chain.next = nullptr;
clientExt2.maxAnisotropy = 2.71828;
WGPUSamplerDescriptorDummyAnisotropicFiltering clientExt1 = {};
clientExt1.chain.sType = WGPUSType_SamplerDescriptorDummyAnisotropicFiltering;
clientExt1.chain.next = &clientExt2.chain;
clientExt1.maxAnisotropy = 3.14;
WGPUSamplerDescriptor clientDesc = {};
clientDesc.nextInChain = &clientExt1.chain;
clientDesc.label = "sampler with anisotropic filtering";
wgpuDeviceCreateSampler(device, &clientDesc);
FlushClient(false);
// Swap the order of the chained structs.
clientDesc.nextInChain = &clientExt2.chain;
clientExt2.chain.next = &clientExt1.chain;
clientExt1.chain.next = nullptr;
wgpuDeviceCreateSampler(device, &clientDesc);
FlushClient(false);
}
// Test that (de)?serializing a chained struct with subdescriptors works.
TEST_F(WireExtensionTests, ChainedStructWithSubdescriptor) {
WGPUShaderModuleDescriptor shaderModuleDesc = {};
WGPUShaderModule apiShaderModule1 = api.GetNewShaderModule();
WGPUShaderModule shaderModule1 = wgpuDeviceCreateShaderModule(device, &shaderModuleDesc);
EXPECT_CALL(api, DeviceCreateShaderModule(apiDevice, _)).WillOnce(Return(apiShaderModule1));
FlushClient();
WGPUShaderModule apiShaderModule2 = api.GetNewShaderModule();
WGPUShaderModule shaderModule2 = wgpuDeviceCreateShaderModule(device, &shaderModuleDesc);
EXPECT_CALL(api, DeviceCreateShaderModule(apiDevice, _)).WillOnce(Return(apiShaderModule2));
FlushClient();
WGPUProgrammableStageDescriptor extraStageDesc = {};
extraStageDesc.module = shaderModule1;
extraStageDesc.entryPoint = "my other module";
WGPURenderPipelineDescriptorDummyExtension clientExt = {};
clientExt.chain.sType = WGPUSType_RenderPipelineDescriptorDummyExtension;
clientExt.chain.next = nullptr;
clientExt.dummyStage = extraStageDesc;
WGPURenderPipelineDescriptor renderPipelineDesc = {};
renderPipelineDesc.nextInChain = &clientExt.chain;
renderPipelineDesc.vertexStage.module = shaderModule2;
renderPipelineDesc.vertexStage.entryPoint = "my vertex module";
wgpuDeviceCreateRenderPipeline(device, &renderPipelineDesc);
EXPECT_CALL(api, DeviceCreateRenderPipeline(apiDevice, NotNull()))
.WillOnce(Invoke([&](Unused,
const WGPURenderPipelineDescriptor* serverDesc) -> WGPURenderPipeline {
EXPECT_EQ(serverDesc->vertexStage.module, apiShaderModule2);
EXPECT_STREQ(serverDesc->vertexStage.entryPoint,
renderPipelineDesc.vertexStage.entryPoint);
const auto* ext = reinterpret_cast<const WGPURenderPipelineDescriptorDummyExtension*>(
serverDesc->nextInChain);
EXPECT_EQ(ext->chain.sType, clientExt.chain.sType);
EXPECT_EQ(ext->dummyStage.module, apiShaderModule1);
EXPECT_STREQ(ext->dummyStage.entryPoint, extraStageDesc.entryPoint);
EXPECT_EQ(ext->chain.next, nullptr);
return api.GetNewRenderPipeline();
}));
FlushClient();
}