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Diffstat (limited to 'testsuites/unit/tc-crc.c')
-rw-r--r-- | testsuites/unit/tc-crc.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/testsuites/unit/tc-crc.c b/testsuites/unit/tc-crc.c new file mode 100644 index 0000000000..d33a837860 --- /dev/null +++ b/testsuites/unit/tc-crc.c @@ -0,0 +1,48 @@ +/* SPDX-License-Identifier: BSD-2-Clause */ + +/** + * @file + * + * @ingroup TestsuitesUnitNoClock0 + */ + +/* + * Copyright (C) 2023 embedded brains GmbH & Co. KG + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <rtems/crc.h> + +#include <rtems/test.h> + +T_TEST_CASE(CRC24Q) { + uint32_t state = _CRC24Q_Update(CRC24Q_SEED, 0); + T_eq_u32(state, 0); + state = _CRC24Q_Update(CRC24Q_SEED, '1'); + state = _CRC24Q_Update(state, '2'); + state = _CRC24Q_Update(state, '3'); + T_eq_u32(state & CRC24Q_MASK, 0x2c3045); + uint8_t bytes[] = {'1', '2', '3'}; + state = _CRC24Q_Sequence_update(CRC24Q_SEED, &bytes[0], sizeof(bytes)); + T_eq_u32(state & CRC24Q_MASK, 0x2c3045); +} |