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/*
* Copyright (C) 2020 The Android Open Source Project
*
* 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 <gtest/gtest.h>
#include <input/Input.h>
#include <ios>
#include <memory>
#include <unordered_set>
namespace android::test {
class IdGeneratorTest : public testing::TestWithParam<IdGenerator::Source> {
protected:
void SetUp() override { mGenerator.reset(new IdGenerator(GetParam())); }
std::unique_ptr<IdGenerator> mGenerator;
};
TEST_P(IdGeneratorTest, GenerateRandomNumber) {
for (int i = 0; i < 500; ++i) {
mGenerator->nextId();
}
}
TEST_P(IdGeneratorTest, GenerateRandomNumberWithProperFlag) {
for (int i = 0; i < 500; ++i) {
int32_t id = mGenerator->nextId();
IdGenerator::Source source = IdGenerator::getSource(id);
EXPECT_EQ(source, GetParam())
<< std::hex << "Generator generated a value with wrong source. Value: 0x" << id
<< " Source: 0x" << static_cast<int32_t>(source);
}
}
INSTANTIATE_TEST_SUITE_P(SourceInstantiation, IdGeneratorTest,
testing::Values(IdGenerator::Source::INPUT_READER,
IdGenerator::Source::INPUT_DISPATCHER,
IdGenerator::Source::OTHER));
} // namespace android::test
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