SPIRV-Tools/test/TestFixture.h
Dejan Mircevski 0a8f219d1e Add a few unit tests for !<integer>. More to come.
Start using GMock: modify CMakeLists, fix googletest URL in readme.

Add useful utilities to the TestFixture class.  Also make it conform to
go/gunit recommendations about setup/teardown.
2015-10-26 12:52:01 -04:00

106 lines
3.6 KiB
C++

// Copyright (c) 2015 The Khronos Group Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and/or associated documentation files (the
// "Materials"), to deal in the Materials without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Materials, and to
// permit persons to whom the Materials are furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Materials.
//
// MODIFICATIONS TO THIS FILE MAY MEAN IT NO LONGER ACCURATELY REFLECTS
// KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
// SPECIFICATIONS AND HEADER INFORMATION ARE LOCATED AT
// https://www.khronos.org/registry/
//
// THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
// MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
#ifndef _TEST_FIXTURE_H_
#define _TEST_FIXTURE_H_
#include "UnitSPIRV.h"
namespace test_fixture {
// Common setup for TextToBinary tests. SetText() should be called to populate
// the actual test text.
template <typename T>
class TextToBinaryTestBase : public T {
public:
// Shorthand for SPIR-V compilation result.
using SpirvVector = std::vector<uint32_t>;
// Offset into a SpirvVector at which the first instruction starts.
const SpirvVector::size_type kFirstInstruction = 5;
TextToBinaryTestBase()
: opcodeTable(nullptr),
operandTable(nullptr),
diagnostic(nullptr),
text(),
binary(nullptr) {
EXPECT_EQ(SPV_SUCCESS, spvOpcodeTableGet(&opcodeTable));
EXPECT_EQ(SPV_SUCCESS, spvOperandTableGet(&operandTable));
EXPECT_EQ(SPV_SUCCESS, spvExtInstTableGet(&extInstTable));
char textStr[] = "substitute the text member variable with your test";
text = {textStr, strlen(textStr)};
}
virtual ~TextToBinaryTestBase() {
if (diagnostic) spvDiagnosticDestroy(diagnostic);
}
// Returns subvector v[from:end).
SpirvVector Subvector(const SpirvVector& v, SpirvVector::size_type from) {
assert(from < v.size());
return SpirvVector(v.begin() + from, v.end());
}
// Compiles SPIR-V text, asserting compilation success. Returns the compiled
// code.
SpirvVector CompileSuccessfully(const std::string& text) {
SetText(text);
spv_result_t status =
spvTextToBinary(&this->text, opcodeTable, operandTable, extInstTable,
&binary, &diagnostic);
EXPECT_EQ(SPV_SUCCESS, status);
SpirvVector code_copy;
if (status == SPV_SUCCESS) {
code_copy = SpirvVector(binary->code, binary->code + binary->wordCount);
spvBinaryDestroy(binary);
} else {
spvDiagnosticPrint(diagnostic);
}
return code_copy;
}
void SetText(const std::string& code) {
textString = code;
text.str = textString.c_str();
text.length = textString.size();
}
spv_opcode_table opcodeTable;
spv_operand_table operandTable;
spv_ext_inst_table extInstTable;
spv_diagnostic diagnostic;
std::string textString;
spv_text_t text;
spv_binary binary;
};
using TextToBinaryTest = TextToBinaryTestBase<::testing::Test>;
} // namespace test_fixture
#endif // _TEXT_FIXTURE_H_