| // Copyright 2021 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 <gtest/gtest.h> |
| |
| #include "dawn/native/ChainUtils_autogen.h" |
| #include "dawn/native/dawn_platform.h" |
| |
| // Checks that we cannot find any structs in an empty chain |
| TEST(ChainUtilsTests, FindEmptyChain) { |
| const dawn::native::PrimitiveDepthClampingState* info = nullptr; |
| dawn::native::FindInChain(nullptr, &info); |
| |
| ASSERT_EQ(nullptr, info); |
| } |
| |
| // Checks that searching a chain for a present struct returns that struct |
| TEST(ChainUtilsTests, FindPresentInChain) { |
| dawn::native::PrimitiveDepthClampingState chain1; |
| dawn::native::ShaderModuleSPIRVDescriptor chain2; |
| chain1.nextInChain = &chain2; |
| const dawn::native::PrimitiveDepthClampingState* info1 = nullptr; |
| const dawn::native::ShaderModuleSPIRVDescriptor* info2 = nullptr; |
| dawn::native::FindInChain(&chain1, &info1); |
| dawn::native::FindInChain(&chain1, &info2); |
| |
| ASSERT_NE(nullptr, info1); |
| ASSERT_NE(nullptr, info2); |
| } |
| |
| // Checks that searching a chain for a struct that doesn't exist returns a nullptr |
| TEST(ChainUtilsTests, FindMissingInChain) { |
| dawn::native::PrimitiveDepthClampingState chain1; |
| dawn::native::ShaderModuleSPIRVDescriptor chain2; |
| chain1.nextInChain = &chain2; |
| const dawn::native::SurfaceDescriptorFromMetalLayer* info = nullptr; |
| dawn::native::FindInChain(&chain1, &info); |
| |
| ASSERT_EQ(nullptr, info); |
| } |
| |
| // Checks that validation rejects chains with duplicate STypes |
| TEST(ChainUtilsTests, ValidateDuplicateSTypes) { |
| dawn::native::PrimitiveDepthClampingState chain1; |
| dawn::native::ShaderModuleSPIRVDescriptor chain2; |
| dawn::native::PrimitiveDepthClampingState chain3; |
| chain1.nextInChain = &chain2; |
| chain2.nextInChain = &chain3; |
| |
| dawn::native::MaybeError result = dawn::native::ValidateSTypes(&chain1, {}); |
| ASSERT_TRUE(result.IsError()); |
| result.AcquireError(); |
| } |
| |
| // Checks that validation rejects chains that contain unspecified STypes |
| TEST(ChainUtilsTests, ValidateUnspecifiedSTypes) { |
| dawn::native::PrimitiveDepthClampingState chain1; |
| dawn::native::ShaderModuleSPIRVDescriptor chain2; |
| dawn::native::ShaderModuleWGSLDescriptor chain3; |
| chain1.nextInChain = &chain2; |
| chain2.nextInChain = &chain3; |
| |
| dawn::native::MaybeError result = |
| dawn::native::ValidateSTypes(&chain1, { |
| {wgpu::SType::PrimitiveDepthClampingState}, |
| {wgpu::SType::ShaderModuleSPIRVDescriptor}, |
| }); |
| ASSERT_TRUE(result.IsError()); |
| result.AcquireError(); |
| } |
| |
| // Checks that validation rejects chains that contain multiple STypes from the same oneof |
| // constraint. |
| TEST(ChainUtilsTests, ValidateOneOfFailure) { |
| dawn::native::PrimitiveDepthClampingState chain1; |
| dawn::native::ShaderModuleSPIRVDescriptor chain2; |
| dawn::native::ShaderModuleWGSLDescriptor chain3; |
| chain1.nextInChain = &chain2; |
| chain2.nextInChain = &chain3; |
| |
| dawn::native::MaybeError result = dawn::native::ValidateSTypes( |
| &chain1, |
| {{wgpu::SType::ShaderModuleSPIRVDescriptor, wgpu::SType::ShaderModuleWGSLDescriptor}}); |
| ASSERT_TRUE(result.IsError()); |
| result.AcquireError(); |
| } |
| |
| // Checks that validation accepts chains that match the constraints. |
| TEST(ChainUtilsTests, ValidateSuccess) { |
| dawn::native::PrimitiveDepthClampingState chain1; |
| dawn::native::ShaderModuleSPIRVDescriptor chain2; |
| chain1.nextInChain = &chain2; |
| |
| dawn::native::MaybeError result = dawn::native::ValidateSTypes( |
| &chain1, |
| { |
| {wgpu::SType::ShaderModuleSPIRVDescriptor, wgpu::SType::ShaderModuleWGSLDescriptor}, |
| {wgpu::SType::PrimitiveDepthClampingState}, |
| {wgpu::SType::SurfaceDescriptorFromMetalLayer}, |
| }); |
| ASSERT_TRUE(result.IsSuccess()); |
| } |
| |
| // Checks that validation always passes on empty chains. |
| TEST(ChainUtilsTests, ValidateEmptyChain) { |
| dawn::native::MaybeError result = |
| dawn::native::ValidateSTypes(nullptr, { |
| {wgpu::SType::ShaderModuleSPIRVDescriptor}, |
| {wgpu::SType::PrimitiveDepthClampingState}, |
| }); |
| ASSERT_TRUE(result.IsSuccess()); |
| |
| result = dawn::native::ValidateSTypes(nullptr, {}); |
| ASSERT_TRUE(result.IsSuccess()); |
| } |
| |
| // Checks that singleton validation always passes on empty chains. |
| TEST(ChainUtilsTests, ValidateSingleEmptyChain) { |
| dawn::native::MaybeError result = |
| dawn::native::ValidateSingleSType(nullptr, wgpu::SType::ShaderModuleSPIRVDescriptor); |
| ASSERT_TRUE(result.IsSuccess()); |
| |
| result = dawn::native::ValidateSingleSType(nullptr, wgpu::SType::ShaderModuleSPIRVDescriptor, |
| wgpu::SType::PrimitiveDepthClampingState); |
| ASSERT_TRUE(result.IsSuccess()); |
| } |
| |
| // Checks that singleton validation always fails on chains with multiple children. |
| TEST(ChainUtilsTests, ValidateSingleMultiChain) { |
| dawn::native::PrimitiveDepthClampingState chain1; |
| dawn::native::ShaderModuleSPIRVDescriptor chain2; |
| chain1.nextInChain = &chain2; |
| |
| dawn::native::MaybeError result = |
| dawn::native::ValidateSingleSType(&chain1, wgpu::SType::PrimitiveDepthClampingState); |
| ASSERT_TRUE(result.IsError()); |
| result.AcquireError(); |
| |
| result = dawn::native::ValidateSingleSType(&chain1, wgpu::SType::PrimitiveDepthClampingState, |
| wgpu::SType::ShaderModuleSPIRVDescriptor); |
| ASSERT_TRUE(result.IsError()); |
| result.AcquireError(); |
| } |
| |
| // Checks that singleton validation passes when the oneof constraint is met. |
| TEST(ChainUtilsTests, ValidateSingleSatisfied) { |
| dawn::native::ShaderModuleWGSLDescriptor chain1; |
| |
| dawn::native::MaybeError result = |
| dawn::native::ValidateSingleSType(&chain1, wgpu::SType::ShaderModuleWGSLDescriptor); |
| ASSERT_TRUE(result.IsSuccess()); |
| |
| result = dawn::native::ValidateSingleSType(&chain1, wgpu::SType::ShaderModuleSPIRVDescriptor, |
| wgpu::SType::ShaderModuleWGSLDescriptor); |
| ASSERT_TRUE(result.IsSuccess()); |
| |
| result = dawn::native::ValidateSingleSType(&chain1, wgpu::SType::ShaderModuleWGSLDescriptor, |
| wgpu::SType::ShaderModuleSPIRVDescriptor); |
| ASSERT_TRUE(result.IsSuccess()); |
| } |
| |
| // Checks that singleton validation passes when the oneof constraint is not met. |
| TEST(ChainUtilsTests, ValidateSingleUnsatisfied) { |
| dawn::native::PrimitiveDepthClampingState chain1; |
| |
| dawn::native::MaybeError result = |
| dawn::native::ValidateSingleSType(&chain1, wgpu::SType::ShaderModuleWGSLDescriptor); |
| ASSERT_TRUE(result.IsError()); |
| result.AcquireError(); |
| |
| result = dawn::native::ValidateSingleSType(&chain1, wgpu::SType::ShaderModuleSPIRVDescriptor, |
| wgpu::SType::ShaderModuleWGSLDescriptor); |
| ASSERT_TRUE(result.IsError()); |
| result.AcquireError(); |
| } |