| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.carbondata.core.keygenerator.mdkey; |
| |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import static org.hamcrest.CoreMatchers.equalTo; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.hamcrest.core.Is.is; |
| import static org.junit.Assert.assertEquals; |
| |
| public class BitsUnitTest { |
| static Bits bits; |
| |
| @BeforeClass public static void setup() { |
| int[] lens = new int[] { 32, 8, 24, 64, 64 }; |
| bits = new Bits(lens); |
| } |
| |
| @Test public void testGetWithIntKeys() throws Exception { |
| long[] expected = new long[] { 0L, 0L, 86570434576L}; |
| int[] keys = new int[] { 20, 40, 16, 24, 80 }; |
| long[] result = bits.get(keys); |
| assertThat(result, is(equalTo(expected))); |
| } |
| |
| @Test public void testGetWithLongKeys() throws Exception { |
| long[] expected = new long[] { 0L, 0L, 103616086028L}; |
| long[] keys = new long[] { 24L, 32L, 12L, 64L, 40L }; |
| long[] result = bits.get(keys); |
| assertThat(result, is(equalTo(expected))); |
| } |
| |
| @Test public void testGetKeyByteOffsets() throws Exception { |
| int[] lens = new int[] { 64, 64, 64, 64, 64 }; |
| Bits bits1 = new Bits(lens); |
| int index = 2; |
| int[] expected = new int[] { 16, 23 }; |
| int[] result = bits1.getKeyByteOffsets(index); |
| assertThat(result, is(equalTo(expected))); |
| } |
| |
| @Test public void testGetKeyArray() throws Exception { |
| int[] lens = new int[] { 8, 32, 24 }; |
| Bits bit1 = new Bits(lens); |
| int[] maskByteRanges = new int[] { 1, 3, 5, 6, 4, 8, 9, 2 }; |
| byte[] key = new byte[] { 8, 24, 32, 24, 40, 127, 64, 16, 24, 16 }; |
| long[] expected = new long[] { 24L, 410992680L, 1576992L }; |
| long[] result = bit1.getKeyArray(key, maskByteRanges); |
| assertThat(result, is(equalTo(expected))); |
| } |
| |
| @Test public void testGetKeyArrayWithKeyContainsNegativeValueOFByte() throws Exception { |
| int[] lens = new int[] { 8, 32, 24 }; |
| Bits bit1 = new Bits(lens); |
| int[] maskByteRanges = new int[] { 1, 3, 5, 6, 4, 8, 9, 2 }; |
| byte[] key = new byte[] { -8, 24, 32, -24, 40, -127, 64, 16, -24, 16 }; |
| long[] expected = new long[] { 24L, 3900784680L, 15208480L }; |
| long[] result = bit1.getKeyArray(key, maskByteRanges); |
| assertThat(result, is(equalTo(expected))); |
| } |
| |
| @Test public void testGetKeyArrayWithByteBoundaryValue() throws Exception { |
| int[] lens = new int[] { 127, 127, 127 }; |
| Bits bits1= new Bits(lens); |
| int[] maskByteRanges = |
| new int[] { 1, 3, 5, 6, 4, 8, 9, 2, 1, 3, 5, 6, 4, 8, 9, 2, 1, 3, 5, 6, 4, 8, 9, 2, 1, 3, 5, |
| 6, 4, 8, 9, 2, 1, 3, 5, 6, 4, 8, 9, 2, 1, 3, 5, 6, 4, 8, 9, 2 }; |
| byte[] key = new byte[] { 127, 24, 32, 127, 40, 127, 64, 16, 24, 16 }; |
| long[] expected = |
| new long[] { 7061077969919295616L, 3530538984959647808L, 1765269492479823904L }; |
| long[] result = bits1.getKeyArray(key, maskByteRanges); |
| assertThat(result, is(equalTo(expected))); |
| } |
| |
| @Test public void testGetKeyArrayWithNullValue() throws Exception { |
| int[] lens = new int[] { 20, 35, 10 }; |
| Bits bit1 = new Bits(lens); |
| byte[] key = new byte[] { 10, 20, 30, 10, 15, 10, 20, 30, 10, 15 }; |
| long[] expected = new long[] { 41200, 10800497927L, 522 }; |
| long[] result = bit1.getKeyArray(key, null); |
| assertThat(result, is(equalTo(expected))); |
| } |
| |
| @Test public void testEqualsWithBitsObject() throws Exception { |
| boolean result = bits.equals(bits); |
| assertEquals(true, result); |
| } |
| |
| @Test public void testEqualsWithOtherObject() throws Exception { |
| boolean result = bits.equals(new Object()); |
| assertEquals(false, result); |
| } |
| } |