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// Copyright 2025 Google LLC
//
// 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 <array>
#include <iostream>
#include "gmock/gmock.h"
#include "source/spirv_target_env.h"
#include "source/table2.h"
#include "test/unit_spirv.h"
using ::testing::ContainerEq;
using ::testing::ValuesIn;
namespace spvtools {
namespace {
struct ExtInstLookupCase {
spv_ext_inst_type_t type;
std::string name;
uint32_t value;
bool expect_pass = true;
};
std::ostream& operator<<(std::ostream& os, const ExtInstLookupCase& eilc) {
os << "EILC(" << static_cast<int>(eilc.type) << ", '" << eilc.name << "', "
<< eilc.value << ", expect pass? " << eilc.expect_pass << ")";
return os;
}
using ExtInstLookupTest = ::testing::TestWithParam<ExtInstLookupCase>;
TEST_P(ExtInstLookupTest, ExtInstLookup_ByName) {
const ExtInstDesc* desc = nullptr;
auto status = LookupExtInst(GetParam().type, GetParam().name.data(), &desc);
if (GetParam().expect_pass) {
EXPECT_EQ(status, SPV_SUCCESS);
ASSERT_NE(desc, nullptr);
EXPECT_EQ(static_cast<uint32_t>(desc->value), GetParam().value);
} else {
EXPECT_NE(status, SPV_SUCCESS);
EXPECT_EQ(desc, nullptr);
}
}
TEST_P(ExtInstLookupTest, ExtInstLookup_ByValue_Success) {
const ExtInstDesc* desc = nullptr;
if (GetParam().expect_pass) {
auto status = LookupExtInst(GetParam().type, GetParam().value, &desc);
EXPECT_EQ(status, SPV_SUCCESS);
ASSERT_NE(desc, nullptr);
EXPECT_EQ(desc->value, GetParam().value);
EXPECT_EQ(std::string(desc->name().data()), GetParam().name);
}
}
INSTANTIATE_TEST_SUITE_P(Samples, ExtInstLookupTest,
ValuesIn(std::vector<ExtInstLookupCase>{
{SPV_EXT_INST_TYPE_GLSL_STD_450, "FMix", 46},
{SPV_EXT_INST_TYPE_OPENCL_STD, "s_mul24", 169},
{SPV_EXT_INST_TYPE_OPENCL_STD, "mix", 99},
}));
TEST(ExtInstLookupSingleTest, ExtInstLookup_Value_Fails) {
// This list may need adjusting over time.
std::array<uint32_t, 3> bad_values = {{99999, 37737, 110101}};
for (auto bad_value : bad_values) {
const ExtInstDesc* desc = nullptr;
auto status = LookupExtInst(SPV_EXT_INST_TYPE_OPENCL_STD, bad_value, &desc);
EXPECT_NE(status, SPV_SUCCESS);
ASSERT_EQ(desc, nullptr);
}
}
} // namespace
} // namespace spvtools
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