public virtual void TestUpperBound() { Configuration conf = new Configuration(); BinaryPartitioner.SetRightOffset(conf, 4); BinaryPartitioner <object> partitioner = ReflectionUtils.NewInstance <BinaryPartitioner >(conf); BinaryComparable key1 = new BytesWritable(new byte[] { 1, 2, 3, 4, 5 }); BinaryComparable key2 = new BytesWritable(new byte[] { 1, 2, 3, 4, 6 }); int partition1 = partitioner.GetPartition(key1, null, 10); int partition2 = partitioner.GetPartition(key2, null, 10); NUnit.Framework.Assert.IsTrue(partition1 != partition2); }