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#ifndef SRC_TINT_LANG_SPIRV_READER_COMMON_HELPER_TEST_H_
#define SRC_TINT_LANG_SPIRV_READER_COMMON_HELPER_TEST_H_

#include <string>
#include <vector>

#include "spirv-tools/libspirv.hpp"
#include "src/tint/utils/result/result.h"

namespace tint::spirv::reader {

/// Assemble a textual SPIR-V module into a SPIR-V binary.
/// @param spirv_asm the textual SPIR-V assembly
/// @returns the SPIR-V binary data, or an error string
inline Result<std::vector<uint32_t>, std::string> Assemble(std::string spirv_asm) {
    StringStream err;
    std::vector<uint32_t> binary;
    spvtools::SpirvTools tools(SPV_ENV_UNIVERSAL_1_0);
    tools.SetMessageConsumer(
        [&err](spv_message_level_t, const char*, const spv_position_t& pos, const char* msg) {
            err << "SPIR-V assembly failed:" << pos.line << ":" << pos.column << ": " << msg;
        });
    if (!tools.Assemble(spirv_asm, &binary, SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS)) {
        return err.str();
    }
    return binary;
}

}  // namespace tint::spirv::reader

#endif  // SRC_TINT_LANG_SPIRV_READER_COMMON_HELPER_TEST_H_