chromium/services/device/serial/serial_io_handler_posix_unittest.cc

// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "services/device/serial/serial_io_handler_posix.h"

#include "testing/gtest/include/gtest/gtest.h"

namespace device {

class SerialIoHandlerPosixTest : public testing::Test { … };

// 'a' 'b' 'c'
TEST_F(SerialIoHandlerPosixTest, NoErrorReadOnce) { … }

// 'a' 'b'
// 'c'
TEST_F(SerialIoHandlerPosixTest, NoErrorReadTwiceBytesReadTwoAndOne) { … }

// 'a'
// 'b' c'
TEST_F(SerialIoHandlerPosixTest, NoErrorReadTwiceBytesReadOneAndTwo) { … }

// 'a'
// 'b'
// 'c'
TEST_F(SerialIoHandlerPosixTest, NoErrorReadThreeTimes) { … }

// '\377' '\0' '\0'
TEST_F(SerialIoHandlerPosixTest, BreakReadOnce) { … }

// 'a' 'b' '\377' '\0' '\0' 'c' 'd' 'e'
TEST_F(SerialIoHandlerPosixTest, BreakReadOnceHasBytesBeforeAndAfterBreak) { … }

// '\377' '\0'
// '\0'
TEST_F(SerialIoHandlerPosixTest, BreakReadTwiceBytesReadTwoAndOne) { … }

// 'a' 'b' 'c' '\377' '\0'
// '\0' 'd' 'e'
TEST_F(SerialIoHandlerPosixTest,
       BreakReadTwiceBytesReadTwoAndOneHasBytesBeforeAndAfterBreak) { … }

// '\377'
// '\0' '\0'
TEST_F(SerialIoHandlerPosixTest, BreakReadTwiceBytesReadOneAndTwo) { … }

// 'a' 'b' '\377'
// '\0' '\0' 'c'
TEST_F(SerialIoHandlerPosixTest,
       BreakReadTwiceBytesReadOneAndTwoHasBytesBeforeAndAfterBreak) { … }

// '\377'
// '\0'
// '\0'
TEST_F(SerialIoHandlerPosixTest, BreakReadThreeTimes) { … }

// 'a' '\377'
// '\0'
// '\0' 'b'
TEST_F(SerialIoHandlerPosixTest,
       BreakReadThreeTimesHasBytesBeforeAndAfterBreak) { … }

// '\377' '\0' 'a'
TEST_F(SerialIoHandlerPosixTest, ParityErrorReadOnce) { … }

// 'b' 'c' '\377' '\0' 'a' 'd'
TEST_F(SerialIoHandlerPosixTest,
       ParityErrorReadOnceHasBytesBeforeAndAfterParityError) { … }

// '\377' '\0'
// 'a'
TEST_F(SerialIoHandlerPosixTest, ParityErrorReadTwiceBytesReadTwoAndOne) { … }

// 'b' '\377' '\0'
// 'a' 'c' 'd'
TEST_F(
    SerialIoHandlerPosixTest,
    ParityErrorReadTwiceBytesReadTwoAndOneHasBytesBeforeAndAfterParityError) { … }

// '\377'
// '\0' 'a'
TEST_F(SerialIoHandlerPosixTest, ParityErrorReadTwiceBytesReadOneAndTwo) { … }

// 'b' 'c' '\377'
// '\0' 'a' 'd'
TEST_F(
    SerialIoHandlerPosixTest,
    ParityErrorReadTwiceBytesReadOneAndTwoHasBytesBeforeAndAfterParityError) { … }

// '\377'
// '\0'
// 'a'
TEST_F(SerialIoHandlerPosixTest, ParityErrorReadThreeTimes) { … }

// 'b' '\377'
// '\0'
// 'a' 'c'
TEST_F(SerialIoHandlerPosixTest,
       ParityErrorReadThreeTimesHasBytesBeforeAndAfterParityError) { … }

// '\377' '\377'
TEST_F(SerialIoHandlerPosixTest, TwoEOFsReadOnce) { … }

// 'a' '\377' '\377' 'b' 'c'
TEST_F(SerialIoHandlerPosixTest, TwoEOFsReadOnceHasBytesBeforeAndAfterEOF) { … }

// '\377'
// '\377'
TEST_F(SerialIoHandlerPosixTest, TwoEOFsReadTwice) { … }

// 'a' '\377'
// '\377' 'b'
TEST_F(SerialIoHandlerPosixTest, TwoEOFsReadTwiceHasBytesBeforeAndAfterEOF) { … }

// '\377' '\0' 'a'
TEST_F(SerialIoHandlerPosixTest, ParityCheckDisabledReadOnce) { … }

// 'b' '\377' '\0' 'a' 'c'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadOnceHasBytesBeforeAndAfter) { … }

// '\377' '\0'
// 'a'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadTwiceBytesReadTwoAndOne) { … }

// '\377' '\0'
// 'a' 'b'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadTwiceBytesReadTwoAndOneHasBytesAfter) { … }

// '\377' '\0'
// 'a'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadTwiceBytesReadTwoAndOneLargerBufferLen) { … }

// 'b' '\377' '\0'
// 'a' 'c'
TEST_F(
    SerialIoHandlerPosixTest,
    ParityCheckDisabledReadTwiceBytesReadTwoAndOneBufferLenThreeHasBytesBeforeAndAfter) { … }

// 'b' '\377' '\0'
// 'a' 'c'
TEST_F(
    SerialIoHandlerPosixTest,
    ParityCheckDisabledReadTwiceBytesReadTwoAndOneLargerBufferLenHasBytesBeforeAndAfter) { … }

// '\377'
// '\0' 'a'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadTwiceBytesReadOneAndTwo) { … }

// 'b' '\377'
// '\0' 'a'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadTwiceBytesReadOneAndTwoHasBytesBefore) { … }

// '\377'
// '\0' 'a'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadTwiceBytesReadOneAndTwoLargerBufferLen) { … }

// 'b' '\377'
// '\0' 'a' 'c'
TEST_F(
    SerialIoHandlerPosixTest,
    ParityCheckDisabledReadTwiceBytesReadOneAndTwoBufferLenThreeHasBytesBeforeAndAfter) { … }

// 'b' '\377'
// '\0' 'a' 'c'
TEST_F(
    SerialIoHandlerPosixTest,
    ParityCheckDisabledReadTwiceBytesReadOneAndTwoLargerBufferLenHasBytesBeforeAndAfter) { … }

// '\377'
// '\0'
// 'a'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadThreeTimesBufferLenOne) { … }

// '\377'
// '\0'
// 'a'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadThreeTimesBufferLenTwo) { … }

// '\377'
// '\0'
// 'a'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadThreeTimesLargerBufferLen) { … }

// 'b' '\377'
// '\0'
// 'a' 'c'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadThreeTimesBufferLenThreeByteBeforeAndAfter) { … }

// 'b' '\377'
// '\0'
// 'a' 'c'
TEST_F(SerialIoHandlerPosixTest,
       ParityCheckDisabledReadThreeTimesLargerBufferLenHasBytesBeforeAndAfter) { … }

TEST_F(SerialIoHandlerPosixTest, BytesReadZero) { … }

// '\377' 'a' 'b'
TEST_F(SerialIoHandlerPosixTest, InvalidSequenceReadOnce) { … }

// '\377' 'a'
// 'b'
TEST_F(SerialIoHandlerPosixTest, InvalidSequenceReadTwiceBytesReadTwoAndOne) { … }

// '\377'
// 'a' 'b'
TEST_F(SerialIoHandlerPosixTest, InvalidSequenceReadTwiceBytesReadOneAndTwo) { … }

// '\377'
// 'a' 'b'
TEST_F(SerialIoHandlerPosixTest,
       InvalidSequenceReadTwiceBytesReadOneAndTwoLargerBufferLen) { … }

// '\377'
// 'a'
// 'b'
TEST_F(SerialIoHandlerPosixTest, InvalidSequenceReadThreeTimes) { … }

// '\377'
// 'a'
// 'b'
TEST_F(SerialIoHandlerPosixTest, InvalidSequenceReadThreeTimesLargerBufferLen) { … }

// 'a' 'b' 'c' '\377'
TEST_F(SerialIoHandlerPosixTest, CharsStashedPreset) { … }

// 'b' 'c' '\377' '\0' '\0' '\377' '\377' '\377' '\0' 'a' 'd' 'e'
TEST_F(SerialIoHandlerPosixTest, BreakAndEOFAndParityError) { … }

// 'b' 'c' '\377' '\0' '\0' '\377'
// '\377' '\377' '\0'
// 'a' 'd' 'e'
TEST_F(SerialIoHandlerPosixTest, BreakAndEOFAndParityErrorReadThreeTimes) { … }

}  // namespace device