From f2d31534703eb7b56a4c1ce82d354fcbb4254266 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Tue, 27 Mar 2018 05:53:40 +1300 Subject: Reimplement CRC8 and CRC16 calculation --- test/org/traccar/helper/ChecksumTest.java | 15 +++++++++++---- 1 file changed, 11 insertions(+), 4 deletions(-) (limited to 'test/org/traccar/helper') diff --git a/test/org/traccar/helper/ChecksumTest.java b/test/org/traccar/helper/ChecksumTest.java index a7c66a2a2..3bd51448d 100644 --- a/test/org/traccar/helper/ChecksumTest.java +++ b/test/org/traccar/helper/ChecksumTest.java @@ -10,19 +10,26 @@ import static org.junit.Assert.assertEquals; public class ChecksumTest { + @Test + public void testCrc8() { + ChannelBuffer buf = ChannelBuffers.copiedBuffer("123456789", StandardCharsets.US_ASCII); + + assertEquals(0xF7, Checksum.crc8(Checksum.CRC8_EGTS, buf.toByteBuffer())); + assertEquals(0xD0, Checksum.crc8(Checksum.CRC8_ROHC, buf.toByteBuffer())); + } + @Test public void testCrc16() { ChannelBuffer buf = ChannelBuffers.copiedBuffer("123456789", StandardCharsets.US_ASCII); + assertEquals(0xBB3D, Checksum.crc16(Checksum.CRC16_IBM, buf.toByteBuffer())); + assertEquals(0x4B37, Checksum.crc16(Checksum.CRC16_MODBUS, buf.toByteBuffer())); assertEquals(0x906e, Checksum.crc16(Checksum.CRC16_X25, buf.toByteBuffer())); assertEquals(0x29b1, Checksum.crc16(Checksum.CRC16_CCITT_FALSE, buf.toByteBuffer())); assertEquals(0x2189, Checksum.crc16(Checksum.CRC16_KERMIT, buf.toByteBuffer())); assertEquals(0x31c3, Checksum.crc16(Checksum.CRC16_XMODEM, buf.toByteBuffer())); - assertEquals(0xe5cc, Checksum.crc16(Checksum.CRC16_AUG_CCITT, buf.toByteBuffer())); - assertEquals(0xd64e, Checksum.crc16(Checksum.CRC16_GENIBUS, buf.toByteBuffer())); - assertEquals(0x6f91, Checksum.crc16(Checksum.CRC16_MCRF4XX, buf.toByteBuffer())); } - + @Test public void testLuhn() { assertEquals(7, Checksum.luhn(12345678901234L)); -- cgit v1.2.3