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// 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.
#include <string>
#include <vector>
#include "gmock/gmock.h"
#include "source/instruction.h"
#include "source/util/string_utils.h"
#include "test/unit_spirv.h"
namespace spvtools {
namespace {
using spvtest::AutoText;
using spvtest::Concatenate;
using ::testing::Eq;
struct EncodeStringCase {
std::string str;
std::vector<uint32_t> initial_contents;
};
using EncodeStringTest = ::testing::TestWithParam<EncodeStringCase>;
TEST_P(EncodeStringTest, Sample) {
AssemblyContext context(AutoText(""), nullptr);
spv_instruction_t inst;
inst.words = GetParam().initial_contents;
ASSERT_EQ(SPV_SUCCESS,
context.binaryEncodeString(GetParam().str.c_str(), &inst));
// We already trust MakeVector
EXPECT_THAT(inst.words, Eq(Concatenate({GetParam().initial_contents,
utils::MakeVector(GetParam().str)})));
}
// clang-format off
INSTANTIATE_TEST_SUITE_P(
BinaryEncodeString, EncodeStringTest,
::testing::ValuesIn(std::vector<EncodeStringCase>{
// Use cases that exercise at least one to two words,
// and both empty and non-empty initial contents.
{"", {}},
{"", {1,2,3}},
{"a", {}},
{"a", {4}},
{"ab", {4}},
{"abc", {}},
{"abc", {18}},
{"abcd", {}},
{"abcd", {22}},
{"abcde", {4}},
{"abcdef", {}},
{"abcdef", {99,42}},
{"abcdefg", {}},
{"abcdefg", {101}},
{"abcdefgh", {}},
{"abcdefgh", {102, 103, 104}},
// A very long string, encoded after an initial word.
// SPIR-V limits strings to 65535 characters.
{std::string(65535, 'a'), {1}},
}));
// clang-format on
} // namespace
} // namespace spvtools
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