54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
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/*
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* Copyright (C) 2022 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "interprocess_fifo.h"
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#include <android-base/result-gmock.h>
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#include <gtest/gtest.h>
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#define ASSERT_OK(e) ASSERT_THAT(e, Ok())
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#define ASSERT_NOT_OK(e) ASSERT_THAT(e, Not(Ok()))
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using ::android::base::Result;
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using ::android::base::testing::Ok;
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using ::testing::Not;
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namespace android {
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namespace init {
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TEST(FifoTest, WriteAndRead) {
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InterprocessFifo fifo;
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ASSERT_OK(fifo.Initialize());
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ASSERT_OK(fifo.Write('a'));
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ASSERT_OK(fifo.Write('b'));
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Result<uint8_t> result = fifo.Read();
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ASSERT_OK(result);
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EXPECT_EQ(*result, 'a');
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result = fifo.Read();
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ASSERT_OK(result);
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EXPECT_EQ(*result, 'b');
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InterprocessFifo fifo2 = std::move(fifo);
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ASSERT_NOT_OK(fifo.Write('c'));
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ASSERT_NOT_OK(fifo.Read());
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ASSERT_OK(fifo2.Write('d'));
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result = fifo2.Read();
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ASSERT_OK(result);
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EXPECT_EQ(*result, 'd');
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}
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} // namespace init
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} // namespace android
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