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// Copyright 2017 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/validation/ValidationTest.h"
#include "common/Constants.h"
#include "utils/DawnHelpers.h"
class RenderPipelineValidationTest : public ValidationTest {
protected:
void SetUp() override {
ValidationTest::SetUp();
renderpass = CreateSimpleRenderPass();
dawn::PipelineLayout pl = utils::MakeBasicPipelineLayout(device, nullptr);
inputState = device.CreateInputStateBuilder().GetResult();
blendState = device.CreateBlendStateBuilder().GetResult();
vsModule = utils::CreateShaderModule(device, dawn::ShaderStage::Vertex, R"(
#version 450
void main() {
gl_Position = vec4(0.0, 0.0, 0.0, 1.0);
})"
);
fsModule = utils::CreateShaderModule(device, dawn::ShaderStage::Fragment, R"(
#version 450
layout(location = 0) out vec4 fragColor;
void main() {
fragColor = vec4(0.0, 1.0, 0.0, 1.0);
})");
}
dawn::RenderPipelineBuilder& AddDefaultStates(dawn::RenderPipelineBuilder&& builder) {
builder.SetColorAttachmentFormat(0, dawn::TextureFormat::R8G8B8A8Unorm)
.SetLayout(pipelineLayout)
.SetStage(dawn::ShaderStage::Vertex, vsModule, "main")
.SetStage(dawn::ShaderStage::Fragment, fsModule, "main")
.SetPrimitiveTopology(dawn::PrimitiveTopology::TriangleList);
return builder;
}
dawn::RenderPassDescriptor renderpass;
dawn::ShaderModule vsModule;
dawn::ShaderModule fsModule;
dawn::InputState inputState;
dawn::BlendState blendState;
dawn::PipelineLayout pipelineLayout;
};
// Test cases where creation should succeed
TEST_F(RenderPipelineValidationTest, CreationSuccess) {
AddDefaultStates(AssertWillBeSuccess(device.CreateRenderPipelineBuilder()))
.GetResult();
AddDefaultStates(AssertWillBeSuccess(device.CreateRenderPipelineBuilder()))
.SetInputState(inputState)
.GetResult();
AddDefaultStates(AssertWillBeSuccess(device.CreateRenderPipelineBuilder()))
.SetColorAttachmentBlendState(0, blendState)
.GetResult();
}
// Test creation failure when properties are missing
TEST_F(RenderPipelineValidationTest, CreationMissingProperty) {
// Vertex stage not set
{
AssertWillBeError(device.CreateRenderPipelineBuilder())
.SetColorAttachmentFormat(0, dawn::TextureFormat::R8G8B8A8Unorm)
.SetLayout(pipelineLayout)
.SetStage(dawn::ShaderStage::Fragment, fsModule, "main")
.SetPrimitiveTopology(dawn::PrimitiveTopology::TriangleList)
.GetResult();
}
// Fragment stage not set
{
AssertWillBeError(device.CreateRenderPipelineBuilder())
.SetColorAttachmentFormat(0, dawn::TextureFormat::R8G8B8A8Unorm)
.SetLayout(pipelineLayout)
.SetStage(dawn::ShaderStage::Vertex, vsModule, "main")
.SetPrimitiveTopology(dawn::PrimitiveTopology::TriangleList)
.GetResult();
}
// No attachment set
{
AssertWillBeError(device.CreateRenderPipelineBuilder())
.SetLayout(pipelineLayout)
.SetStage(dawn::ShaderStage::Vertex, vsModule, "main")
.SetStage(dawn::ShaderStage::Fragment, fsModule, "main")
.SetPrimitiveTopology(dawn::PrimitiveTopology::TriangleList)
.GetResult();
}
}
TEST_F(RenderPipelineValidationTest, BlendState) {
// Fails because blend state is set on a nonexistent color attachment
{
// This one succeeds because attachment 0 is the color attachment
AssertWillBeSuccess(device.CreateRenderPipelineBuilder())
.SetColorAttachmentFormat(0, dawn::TextureFormat::R8G8B8A8Unorm)
.SetLayout(pipelineLayout)
.SetStage(dawn::ShaderStage::Vertex, vsModule, "main")
.SetStage(dawn::ShaderStage::Fragment, fsModule, "main")
.SetPrimitiveTopology(dawn::PrimitiveTopology::TriangleList)
.SetColorAttachmentBlendState(0, blendState)
.GetResult();
// This fails because attachment 1 is not one of the color attachments
AssertWillBeError(device.CreateRenderPipelineBuilder())
.SetColorAttachmentFormat(0, dawn::TextureFormat::R8G8B8A8Unorm)
.SetLayout(pipelineLayout)
.SetStage(dawn::ShaderStage::Vertex, vsModule, "main")
.SetStage(dawn::ShaderStage::Fragment, fsModule, "main")
.SetPrimitiveTopology(dawn::PrimitiveTopology::TriangleList)
.SetColorAttachmentBlendState(1, blendState)
.GetResult();
}
// Fails because color attachment is out of bounds
{
AddDefaultStates(AssertWillBeError(device.CreateRenderPipelineBuilder()))
.SetColorAttachmentBlendState(kMaxColorAttachments, blendState)
.GetResult();
}
// Fails because color attachment blend state is set twice
{
AddDefaultStates(AssertWillBeError(device.CreateRenderPipelineBuilder()))
.SetColorAttachmentBlendState(0, blendState)
.SetColorAttachmentBlendState(0, blendState)
.GetResult();
}
}
// TODO(enga@google.com): These should be added to the test above when validation is implemented
TEST_F(RenderPipelineValidationTest, DISABLED_TodoCreationMissingProperty) {
// Fails because pipeline layout is not set
{
AssertWillBeError(device.CreateRenderPipelineBuilder())
.SetColorAttachmentFormat(0, dawn::TextureFormat::R8G8B8A8Unorm)
.SetStage(dawn::ShaderStage::Vertex, vsModule, "main")
.SetStage(dawn::ShaderStage::Fragment, fsModule, "main")
.SetPrimitiveTopology(dawn::PrimitiveTopology::TriangleList)
.GetResult();
}
// Fails because primitive topology is not set
{
AssertWillBeError(device.CreateRenderPipelineBuilder())
.SetColorAttachmentFormat(0, dawn::TextureFormat::R8G8B8A8Unorm)
.SetLayout(pipelineLayout)
.SetStage(dawn::ShaderStage::Vertex, vsModule, "main")
.SetStage(dawn::ShaderStage::Fragment, fsModule, "main")
.GetResult();
}
}
// Test creation failure when specifying properties multiple times
TEST_F(RenderPipelineValidationTest, DISABLED_CreationDuplicates) {
// Fails because input state is set twice
{
AddDefaultStates(AssertWillBeError(device.CreateRenderPipelineBuilder()))
.SetInputState(inputState)
.GetResult();
}
// Fails because primitive topology is set twice
{
AddDefaultStates(AssertWillBeError(device.CreateRenderPipelineBuilder()))
.SetPrimitiveTopology(dawn::PrimitiveTopology::TriangleList)
.GetResult();
}
// Fails because vertex stage is set twice
{
AddDefaultStates(AssertWillBeError(device.CreateRenderPipelineBuilder()))
.SetStage(dawn::ShaderStage::Fragment, fsModule, "main")
.GetResult();
}
// Fails because fragment stage is set twice
{
AddDefaultStates(AssertWillBeError(device.CreateRenderPipelineBuilder()))
.SetStage(dawn::ShaderStage::Vertex, vsModule, "main")
.GetResult();
}
// Fails because the layout is set twice
{
AddDefaultStates(AssertWillBeError(device.CreateRenderPipelineBuilder()))
.SetLayout(pipelineLayout)
.GetResult();
}
}