From 59416923dcb3a756eaf532cc4259f2f6625c0762 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Sun, 31 Mar 2019 22:35:39 -0700 Subject: Convert project to gradle --- src/test/java/org/traccar/helper/ChecksumTest.java | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 src/test/java/org/traccar/helper/ChecksumTest.java (limited to 'src/test/java/org/traccar/helper/ChecksumTest.java') diff --git a/src/test/java/org/traccar/helper/ChecksumTest.java b/src/test/java/org/traccar/helper/ChecksumTest.java new file mode 100644 index 000000000..5737b9ff5 --- /dev/null +++ b/src/test/java/org/traccar/helper/ChecksumTest.java @@ -0,0 +1,39 @@ +package org.traccar.helper; + +import io.netty.buffer.ByteBuf; +import io.netty.buffer.Unpooled; +import org.junit.Test; + +import java.nio.charset.StandardCharsets; + +import static org.junit.Assert.assertEquals; + +public class ChecksumTest { + + @Test + public void testCrc8() { + ByteBuf buf = Unpooled.copiedBuffer("123456789", StandardCharsets.US_ASCII); + + assertEquals(0xF7, Checksum.crc8(Checksum.CRC8_EGTS, buf.nioBuffer())); + assertEquals(0xD0, Checksum.crc8(Checksum.CRC8_ROHC, buf.nioBuffer())); + } + + @Test + public void testCrc16() { + ByteBuf buf = Unpooled.copiedBuffer("123456789", StandardCharsets.US_ASCII); + + assertEquals(0xBB3D, Checksum.crc16(Checksum.CRC16_IBM, buf.nioBuffer())); + assertEquals(0x4B37, Checksum.crc16(Checksum.CRC16_MODBUS, buf.nioBuffer())); + assertEquals(0x906e, Checksum.crc16(Checksum.CRC16_X25, buf.nioBuffer())); + assertEquals(0x29b1, Checksum.crc16(Checksum.CRC16_CCITT_FALSE, buf.nioBuffer())); + assertEquals(0x2189, Checksum.crc16(Checksum.CRC16_KERMIT, buf.nioBuffer())); + assertEquals(0x31c3, Checksum.crc16(Checksum.CRC16_XMODEM, buf.nioBuffer())); + } + + @Test + public void testLuhn() { + assertEquals(7, Checksum.luhn(12345678901234L)); + assertEquals(0, Checksum.luhn(63070019470771L)); + } + +} -- cgit v1.2.3