SPIRV-Tools/test/val/val_fixtures.h
2019-02-08 11:24:02 -05:00

167 lines
5.2 KiB
C++

// Copyright (c) 2015-2016 The Khronos Group Inc.
//
// 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.
// Common validation fixtures for unit tests
#ifndef TEST_VAL_VAL_FIXTURES_H_
#define TEST_VAL_VAL_FIXTURES_H_
#include <memory>
#include <string>
#include "source/val/validation_state.h"
#include "test/test_fixture.h"
#include "test/unit_spirv.h"
namespace spvtest {
template <typename T>
class ValidateBase : public ::testing::Test,
public ::testing::WithParamInterface<T> {
public:
ValidateBase();
virtual void TearDown();
// Returns the a spv_const_binary struct
spv_const_binary get_const_binary();
// Checks that 'code' is valid SPIR-V text representation and stores the
// binary version for further method calls.
void CompileSuccessfully(std::string code,
spv_target_env env = SPV_ENV_UNIVERSAL_1_0);
// Overwrites the word at index 'index' with the given word.
// For testing purposes, it is often useful to be able to manipulate the
// assembled binary before running the validator on it.
// This function overwrites the word at the given index with a new word.
void OverwriteAssembledBinary(uint32_t index, uint32_t word);
// Performs validation on the SPIR-V code.
spv_result_t ValidateInstructions(spv_target_env env = SPV_ENV_UNIVERSAL_1_0);
// Performs validation. Returns the status and stores validation state into
// the vstate_ member.
spv_result_t ValidateAndRetrieveValidationState(
spv_target_env env = SPV_ENV_UNIVERSAL_1_0);
// Destroys the stored binary.
void DestroyBinary() {
spvBinaryDestroy(binary_);
binary_ = nullptr;
}
// Destroys the stored diagnostic.
void DestroyDiagnostic() {
spvDiagnosticDestroy(diagnostic_);
diagnostic_ = nullptr;
}
std::string getDiagnosticString();
spv_position_t getErrorPosition();
spv_validator_options getValidatorOptions();
spv_binary binary_;
spv_diagnostic diagnostic_;
spv_validator_options options_;
std::unique_ptr<spvtools::val::ValidationState_t> vstate_;
};
template <typename T>
ValidateBase<T>::ValidateBase() : binary_(nullptr), diagnostic_(nullptr) {
// Initialize to default command line options. Different tests can then
// specialize specific options as necessary.
options_ = spvValidatorOptionsCreate();
}
template <typename T>
spv_const_binary ValidateBase<T>::get_const_binary() {
return spv_const_binary(binary_);
}
template <typename T>
void ValidateBase<T>::TearDown() {
if (diagnostic_) {
spvDiagnosticPrint(diagnostic_);
}
DestroyBinary();
DestroyDiagnostic();
spvValidatorOptionsDestroy(options_);
}
template <typename T>
void ValidateBase<T>::CompileSuccessfully(std::string code,
spv_target_env env) {
DestroyBinary();
spv_diagnostic diagnostic = nullptr;
ASSERT_EQ(SPV_SUCCESS,
spvTextToBinary(ScopedContext(env).context, code.c_str(),
code.size(), &binary_, &diagnostic))
<< "ERROR: " << diagnostic->error
<< "\nSPIR-V could not be compiled into binary:\n"
<< code;
spvDiagnosticDestroy(diagnostic);
}
template <typename T>
void ValidateBase<T>::OverwriteAssembledBinary(uint32_t index, uint32_t word) {
ASSERT_TRUE(index < binary_->wordCount)
<< "OverwriteAssembledBinary: The given index is larger than the binary "
"word count.";
binary_->code[index] = word;
}
template <typename T>
spv_result_t ValidateBase<T>::ValidateInstructions(spv_target_env env) {
DestroyDiagnostic();
if (binary_ == nullptr) {
fprintf(stderr,
"ERROR: Attempting to validate a null binary, did you forget to "
"call CompileSuccessfully?");
fflush(stderr);
}
assert(binary_ != nullptr);
return spvValidateWithOptions(ScopedContext(env).context, options_,
get_const_binary(), &diagnostic_);
}
template <typename T>
spv_result_t ValidateBase<T>::ValidateAndRetrieveValidationState(
spv_target_env env) {
DestroyDiagnostic();
return spvtools::val::ValidateBinaryAndKeepValidationState(
ScopedContext(env).context, options_, get_const_binary()->code,
get_const_binary()->wordCount, &diagnostic_, &vstate_);
}
template <typename T>
std::string ValidateBase<T>::getDiagnosticString() {
return diagnostic_ == nullptr ? std::string()
: std::string(diagnostic_->error);
}
template <typename T>
spv_validator_options ValidateBase<T>::getValidatorOptions() {
return options_;
}
template <typename T>
spv_position_t ValidateBase<T>::getErrorPosition() {
return diagnostic_ == nullptr ? spv_position_t() : diagnostic_->position;
}
} // namespace spvtest
#endif // TEST_VAL_VAL_FIXTURES_H_