public void testHashCodesM3_128_longs()
{
int seed = 123;
Random rand = new Random(seed);
HashFunction hf = Hashing.murmur3_128(seed);
for (int i = 0; i < 1000; i++)
{
long val = rand.nextLong();
byte[] data = ByteBuffer.allocate(8).putLong(val).array();
// guava stores the hashcodes in little endian order
ByteBuffer buf = ByteBuffer.allocate(16).order(ByteOrder.LITTLE_ENDIAN);
buf.put(hf.hashBytes(data).asBytes());
buf.flip();
long gl1 = buf.getLong();
long gl2 = buf.getLong(8);
long[] hc = Murmur3.hash128(data, 0, data.length, seed);
long m1 = hc[0];
long m2 = hc[1];
Assert.Equal(gl1, m1);
Assert.Equal(gl2, m2);
}
}
public void testHashCodesM3_32_longs()
{
int seed = 123;
Random rand = new Random(seed);
HashFunction hf = Hashing.murmur3_32(seed);
for (int i = 0; i < 1000; i++)
{
long val = rand.nextLong();
byte[] data = ByteBuffer.allocate(8).putLong(val).array();
int hc1 = hf.hashBytes(data).asInt();
int hc2 = Murmur3.hash32(data, data.length, seed);
Assert.Equal(hc1, hc2);
}
}