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// Copyright 2020 The Tint 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 "src/tint/reader/spirv/enum_converter.h"
#include <string>
#include "gmock/gmock.h"
namespace tint::reader::spirv {
namespace {
// Pipeline stage
struct PipelineStageCase {
spv::ExecutionModel model;
bool expect_success;
ast::PipelineStage expected;
};
inline std::ostream& operator<<(std::ostream& out, PipelineStageCase psc) {
out << "PipelineStageCase{ spv::ExecutionModel:::" << int(psc.model)
<< " expect_success?:" << int(psc.expect_success) << " expected:" << int(psc.expected)
<< "}";
return out;
}
class SpvPipelineStageTest : public testing::TestWithParam<PipelineStageCase> {
public:
SpvPipelineStageTest()
: success_(true), fail_stream_(&success_, &errors_), converter_(fail_stream_) {}
std::string error() const { return errors_.str(); }
protected:
bool success_ = true;
std::stringstream errors_;
FailStream fail_stream_;
EnumConverter converter_;
};
TEST_P(SpvPipelineStageTest, Samples) {
const auto params = GetParam();
const auto result = converter_.ToPipelineStage(params.model);
EXPECT_EQ(success_, params.expect_success);
if (params.expect_success) {
EXPECT_EQ(result, params.expected);
EXPECT_TRUE(error().empty());
} else {
EXPECT_EQ(result, params.expected);
EXPECT_THAT(error(), ::testing::StartsWith("unknown SPIR-V execution model:"));
}
}
INSTANTIATE_TEST_SUITE_P(EnumConverterGood,
SpvPipelineStageTest,
testing::Values(PipelineStageCase{spv::ExecutionModel::Vertex, true,
ast::PipelineStage::kVertex},
PipelineStageCase{spv::ExecutionModel::Fragment, true,
ast::PipelineStage::kFragment},
PipelineStageCase{spv::ExecutionModel::GLCompute, true,
ast::PipelineStage::kCompute}));
INSTANTIATE_TEST_SUITE_P(EnumConverterBad,
SpvPipelineStageTest,
testing::Values(PipelineStageCase{static_cast<spv::ExecutionModel>(9999),
false, ast::PipelineStage::kNone},
PipelineStageCase{spv::ExecutionModel::TessellationControl,
false, ast::PipelineStage::kNone}));
// Storage class
struct StorageClassCase {
spv::StorageClass sc;
bool expect_success;
ast::AddressSpace expected;
};
inline std::ostream& operator<<(std::ostream& out, StorageClassCase scc) {
out << "StorageClassCase{ spv::StorageClass:::" << int(scc.sc)
<< " expect_success?:" << int(scc.expect_success) << " expected:" << int(scc.expected)
<< "}";
return out;
}
class SpvStorageClassTest : public testing::TestWithParam<StorageClassCase> {
public:
SpvStorageClassTest()
: success_(true), fail_stream_(&success_, &errors_), converter_(fail_stream_) {}
std::string error() const { return errors_.str(); }
protected:
bool success_ = true;
std::stringstream errors_;
FailStream fail_stream_;
EnumConverter converter_;
};
TEST_P(SpvStorageClassTest, Samples) {
const auto params = GetParam();
const auto result = converter_.ToAddressSpace(params.sc);
EXPECT_EQ(success_, params.expect_success);
if (params.expect_success) {
EXPECT_EQ(result, params.expected);
EXPECT_TRUE(error().empty());
} else {
EXPECT_EQ(result, params.expected);
EXPECT_THAT(error(), ::testing::StartsWith("unknown SPIR-V storage class: "));
}
}
INSTANTIATE_TEST_SUITE_P(
EnumConverterGood,
SpvStorageClassTest,
testing::Values(
StorageClassCase{spv::StorageClass::Input, true, ast::AddressSpace::kIn},
StorageClassCase{spv::StorageClass::Output, true, ast::AddressSpace::kOut},
StorageClassCase{spv::StorageClass::Uniform, true, ast::AddressSpace::kUniform},
StorageClassCase{spv::StorageClass::Workgroup, true, ast::AddressSpace::kWorkgroup},
StorageClassCase{spv::StorageClass::UniformConstant, true, ast::AddressSpace::kNone},
StorageClassCase{spv::StorageClass::StorageBuffer, true, ast::AddressSpace::kStorage},
StorageClassCase{spv::StorageClass::Private, true, ast::AddressSpace::kPrivate},
StorageClassCase{spv::StorageClass::Function, true, ast::AddressSpace::kFunction}));
INSTANTIATE_TEST_SUITE_P(EnumConverterBad,
SpvStorageClassTest,
testing::Values(StorageClassCase{static_cast<spv::StorageClass>(9999),
false, ast::AddressSpace::kUndefined}));
// Builtin
struct BuiltinCase {
spv::BuiltIn builtin;
bool expect_success;
ast::BuiltinValue expected;
};
inline std::ostream& operator<<(std::ostream& out, BuiltinCase bc) {
out << "BuiltinCase{ spv::BuiltIn::" << int(bc.builtin)
<< " expect_success?:" << int(bc.expect_success) << " expected:" << int(bc.expected) << "}";
return out;
}
class SpvBuiltinTest : public testing::TestWithParam<BuiltinCase> {
public:
SpvBuiltinTest()
: success_(true), fail_stream_(&success_, &errors_), converter_(fail_stream_) {}
std::string error() const { return errors_.str(); }
protected:
bool success_ = true;
std::stringstream errors_;
FailStream fail_stream_;
EnumConverter converter_;
};
TEST_P(SpvBuiltinTest, Samples) {
const auto params = GetParam();
const auto result = converter_.ToBuiltin(params.builtin);
EXPECT_EQ(success_, params.expect_success);
if (params.expect_success) {
EXPECT_EQ(result, params.expected);
EXPECT_TRUE(error().empty());
} else {
EXPECT_EQ(result, params.expected);
EXPECT_THAT(error(), ::testing::StartsWith("unknown SPIR-V builtin: "));
}
}
INSTANTIATE_TEST_SUITE_P(
EnumConverterGood_Input,
SpvBuiltinTest,
testing::Values(
BuiltinCase{spv::BuiltIn::Position, true, ast::BuiltinValue::kPosition},
BuiltinCase{spv::BuiltIn::InstanceIndex, true, ast::BuiltinValue::kInstanceIndex},
BuiltinCase{spv::BuiltIn::FrontFacing, true, ast::BuiltinValue::kFrontFacing},
BuiltinCase{spv::BuiltIn::FragCoord, true, ast::BuiltinValue::kPosition},
BuiltinCase{spv::BuiltIn::LocalInvocationId, true, ast::BuiltinValue::kLocalInvocationId},
BuiltinCase{spv::BuiltIn::LocalInvocationIndex, true,
ast::BuiltinValue::kLocalInvocationIndex},
BuiltinCase{spv::BuiltIn::GlobalInvocationId, true, ast::BuiltinValue::kGlobalInvocationId},
BuiltinCase{spv::BuiltIn::NumWorkgroups, true, ast::BuiltinValue::kNumWorkgroups},
BuiltinCase{spv::BuiltIn::WorkgroupId, true, ast::BuiltinValue::kWorkgroupId},
BuiltinCase{spv::BuiltIn::SampleId, true, ast::BuiltinValue::kSampleIndex},
BuiltinCase{spv::BuiltIn::SampleMask, true, ast::BuiltinValue::kSampleMask}));
INSTANTIATE_TEST_SUITE_P(
EnumConverterGood_Output,
SpvBuiltinTest,
testing::Values(BuiltinCase{spv::BuiltIn::Position, true, ast::BuiltinValue::kPosition},
BuiltinCase{spv::BuiltIn::FragDepth, true, ast::BuiltinValue::kFragDepth},
BuiltinCase{spv::BuiltIn::SampleMask, true, ast::BuiltinValue::kSampleMask}));
INSTANTIATE_TEST_SUITE_P(EnumConverterBad,
SpvBuiltinTest,
testing::Values(BuiltinCase{static_cast<spv::BuiltIn>(9999), false,
ast::BuiltinValue::kUndefined},
BuiltinCase{static_cast<spv::BuiltIn>(9999), false,
ast::BuiltinValue::kUndefined}));
// Dim
struct DimCase {
spv::Dim dim;
bool arrayed;
bool expect_success;
ast::TextureDimension expected;
};
inline std::ostream& operator<<(std::ostream& out, DimCase dc) {
out << "DimCase{ spv::Dim:::" << int(dc.dim) << " arrayed?:" << int(dc.arrayed)
<< " expect_success?:" << int(dc.expect_success) << " expected:" << int(dc.expected) << "}";
return out;
}
class SpvDimTest : public testing::TestWithParam<DimCase> {
public:
SpvDimTest() : success_(true), fail_stream_(&success_, &errors_), converter_(fail_stream_) {}
std::string error() const { return errors_.str(); }
protected:
bool success_ = true;
std::stringstream errors_;
FailStream fail_stream_;
EnumConverter converter_;
};
TEST_P(SpvDimTest, Samples) {
const auto params = GetParam();
const auto result = converter_.ToDim(params.dim, params.arrayed);
EXPECT_EQ(success_, params.expect_success);
if (params.expect_success) {
EXPECT_EQ(result, params.expected);
EXPECT_TRUE(error().empty());
} else {
EXPECT_EQ(result, params.expected);
EXPECT_THAT(error(), ::testing::HasSubstr("dimension"));
}
}
INSTANTIATE_TEST_SUITE_P(EnumConverterGood,
SpvDimTest,
testing::Values(
// Non-arrayed
DimCase{spv::Dim::Dim1D, false, true, ast::TextureDimension::k1d},
DimCase{spv::Dim::Dim2D, false, true, ast::TextureDimension::k2d},
DimCase{spv::Dim::Dim3D, false, true, ast::TextureDimension::k3d},
DimCase{spv::Dim::Cube, false, true, ast::TextureDimension::kCube},
// Arrayed
DimCase{spv::Dim::Dim2D, true, true, ast::TextureDimension::k2dArray},
DimCase{spv::Dim::Cube, true, true,
ast::TextureDimension::kCubeArray}));
INSTANTIATE_TEST_SUITE_P(
EnumConverterBad,
SpvDimTest,
testing::Values(
// Invalid SPIR-V dimensionality.
DimCase{spv::Dim::Max, false, false, ast::TextureDimension::kNone},
DimCase{spv::Dim::Max, true, false, ast::TextureDimension::kNone},
// Vulkan non-arrayed dimensionalities not supported by WGSL.
DimCase{spv::Dim::Rect, false, false, ast::TextureDimension::kNone},
DimCase{spv::Dim::Buffer, false, false, ast::TextureDimension::kNone},
DimCase{spv::Dim::SubpassData, false, false, ast::TextureDimension::kNone},
// Arrayed dimensionalities not supported by WGSL
DimCase{spv::Dim::Dim3D, true, false, ast::TextureDimension::kNone},
DimCase{spv::Dim::Rect, true, false, ast::TextureDimension::kNone},
DimCase{spv::Dim::Buffer, true, false, ast::TextureDimension::kNone},
DimCase{spv::Dim::SubpassData, true, false, ast::TextureDimension::kNone}));
// TexelFormat
struct TexelFormatCase {
spv::ImageFormat format;
bool expect_success;
ast::TexelFormat expected;
};
inline std::ostream& operator<<(std::ostream& out, TexelFormatCase ifc) {
out << "TexelFormatCase{ spv::ImageFormat:::" << int(ifc.format)
<< " expect_success?:" << int(ifc.expect_success) << " expected:" << int(ifc.expected)
<< "}";
return out;
}
class SpvImageFormatTest : public testing::TestWithParam<TexelFormatCase> {
public:
SpvImageFormatTest()
: success_(true), fail_stream_(&success_, &errors_), converter_(fail_stream_) {}
std::string error() const { return errors_.str(); }
protected:
bool success_ = true;
std::stringstream errors_;
FailStream fail_stream_;
EnumConverter converter_;
};
TEST_P(SpvImageFormatTest, Samples) {
const auto params = GetParam();
const auto result = converter_.ToTexelFormat(params.format);
EXPECT_EQ(success_, params.expect_success) << params;
if (params.expect_success) {
EXPECT_EQ(result, params.expected);
EXPECT_TRUE(error().empty());
} else {
EXPECT_EQ(result, params.expected);
EXPECT_THAT(error(), ::testing::StartsWith("invalid image format: "));
}
}
INSTANTIATE_TEST_SUITE_P(
EnumConverterGood,
SpvImageFormatTest,
testing::Values(
// Unknown. This is used for sampled images.
TexelFormatCase{spv::ImageFormat::Unknown, true, ast::TexelFormat::kUndefined},
// 8 bit channels
TexelFormatCase{spv::ImageFormat::Rgba8, true, ast::TexelFormat::kRgba8Unorm},
TexelFormatCase{spv::ImageFormat::Rgba8Snorm, true, ast::TexelFormat::kRgba8Snorm},
TexelFormatCase{spv::ImageFormat::Rgba8ui, true, ast::TexelFormat::kRgba8Uint},
TexelFormatCase{spv::ImageFormat::Rgba8i, true, ast::TexelFormat::kRgba8Sint},
// 16 bit channels
TexelFormatCase{spv::ImageFormat::Rgba16ui, true, ast::TexelFormat::kRgba16Uint},
TexelFormatCase{spv::ImageFormat::Rgba16i, true, ast::TexelFormat::kRgba16Sint},
TexelFormatCase{spv::ImageFormat::Rgba16f, true, ast::TexelFormat::kRgba16Float},
// 32 bit channels
// ... 1 channel
TexelFormatCase{spv::ImageFormat::R32ui, true, ast::TexelFormat::kR32Uint},
TexelFormatCase{spv::ImageFormat::R32i, true, ast::TexelFormat::kR32Sint},
TexelFormatCase{spv::ImageFormat::R32f, true, ast::TexelFormat::kR32Float},
// ... 2 channels
TexelFormatCase{spv::ImageFormat::Rg32ui, true, ast::TexelFormat::kRg32Uint},
TexelFormatCase{spv::ImageFormat::Rg32i, true, ast::TexelFormat::kRg32Sint},
TexelFormatCase{spv::ImageFormat::Rg32f, true, ast::TexelFormat::kRg32Float},
// ... 4 channels
TexelFormatCase{spv::ImageFormat::Rgba32ui, true, ast::TexelFormat::kRgba32Uint},
TexelFormatCase{spv::ImageFormat::Rgba32i, true, ast::TexelFormat::kRgba32Sint},
TexelFormatCase{spv::ImageFormat::Rgba32f, true, ast::TexelFormat::kRgba32Float}));
INSTANTIATE_TEST_SUITE_P(
EnumConverterBad,
SpvImageFormatTest,
testing::Values(
// Scanning in order from the SPIR-V spec.
TexelFormatCase{spv::ImageFormat::Rg16f, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::R11fG11fB10f, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::R16f, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rgb10A2, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rg16, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rg8, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::R16, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::R8, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rgba16Snorm, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rg16Snorm, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rg8Snorm, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rg16i, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rg8i, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::R8i, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rgb10a2ui, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rg16ui, false, ast::TexelFormat::kUndefined},
TexelFormatCase{spv::ImageFormat::Rg8ui, false, ast::TexelFormat::kUndefined}));
} // namespace
} // namespace tint::reader::spirv