| /* |
| * 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.drill.exec.fn.impl; |
| |
| import static org.junit.Assert.assertTrue; |
| |
| import org.apache.drill.categories.UnlikelyTest; |
| import org.apache.drill.categories.VectorTest; |
| import org.apache.drill.common.DrillAutoCloseables; |
| import org.apache.drill.common.config.DrillConfig; |
| import org.apache.drill.exec.ExecTest; |
| import org.apache.drill.exec.expr.fn.impl.ByteFunctionHelpers; |
| import org.apache.drill.exec.expr.holders.VarCharHolder; |
| import org.apache.drill.exec.memory.BufferAllocator; |
| import org.apache.drill.exec.memory.RootAllocatorFactory; |
| import org.apache.drill.exec.vector.ValueHolderHelper; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| @Category({UnlikelyTest.class, VectorTest.class}) |
| public class TestByteComparisonFunctions extends ExecTest { |
| |
| private static BufferAllocator allocator; |
| private static VarCharHolder hello; |
| private static VarCharHolder goodbye; |
| private static VarCharHolder helloLong; |
| private static VarCharHolder goodbyeLong; |
| |
| @BeforeClass |
| public static void setup() { |
| DrillConfig c= DrillConfig.create(); |
| allocator = RootAllocatorFactory.newRoot(c); |
| hello = ValueHolderHelper.getVarCharHolder(allocator, "hello"); |
| goodbye = ValueHolderHelper.getVarCharHolder(allocator, "goodbye"); |
| helloLong = ValueHolderHelper.getVarCharHolder(allocator, "hellomyfriend"); |
| goodbyeLong = ValueHolderHelper.getVarCharHolder(allocator, "goodbyemyenemy"); |
| } |
| |
| @AfterClass |
| public static void teardown() { |
| hello.buffer.release(); |
| helloLong.buffer.release(); |
| goodbye.buffer.release(); |
| goodbyeLong.buffer.release(); |
| DrillAutoCloseables.closeNoChecked(allocator); |
| } |
| |
| @Test |
| public void testAfter() { |
| final VarCharHolder left = hello; |
| final VarCharHolder right = goodbye; |
| assertTrue(ByteFunctionHelpers.compare(left.buffer, left.start, left.end, right.buffer, right.start, right.end) == 1); |
| } |
| |
| @Test |
| public void testBefore() { |
| final VarCharHolder left = goodbye; |
| final VarCharHolder right = hello; |
| assertTrue(ByteFunctionHelpers.compare(left.buffer, left.start, left.end, right.buffer, right.start, right.end) == -1); |
| } |
| |
| @Test |
| public void testEqualCompare() { |
| final VarCharHolder left = hello; |
| final VarCharHolder right = hello; |
| assertTrue(ByteFunctionHelpers.compare(left.buffer, left.start, left.end, right.buffer, right.start, right.end) == 0); |
| } |
| |
| @Test |
| public void testEqual() { |
| final VarCharHolder left = hello; |
| final VarCharHolder right = hello; |
| assertTrue(ByteFunctionHelpers.equal(left.buffer, left.start, left.end, right.buffer, right.start, right.end) == 1); |
| } |
| |
| @Test |
| public void testNotEqual() { |
| final VarCharHolder left = hello; |
| final VarCharHolder right = goodbye; |
| assertTrue(ByteFunctionHelpers.equal(left.buffer, left.start, left.end, right.buffer, right.start, right.end) == 0); |
| } |
| |
| @Test |
| public void testAfterLong() { |
| final VarCharHolder left = helloLong; |
| final VarCharHolder right = goodbyeLong; |
| assertTrue(ByteFunctionHelpers.compare(left.buffer, left.start, left.end, right.buffer, right.start, right.end) == 1); |
| } |
| |
| @Test |
| public void testBeforeLong() { |
| final VarCharHolder left = goodbyeLong; |
| final VarCharHolder right = helloLong; |
| assertTrue(ByteFunctionHelpers.compare(left.buffer, left.start, left.end, right.buffer, right.start, right.end) == -1); |
| } |
| |
| @Test |
| public void testEqualCompareLong() { |
| final VarCharHolder left = helloLong; |
| final VarCharHolder right = helloLong; |
| assertTrue(ByteFunctionHelpers.compare(left.buffer, left.start, left.end, right.buffer, right.start, right.end) == 0); |
| } |
| |
| @Test |
| public void testEqualLong() { |
| final VarCharHolder left = helloLong; |
| final VarCharHolder right = helloLong; |
| assertTrue(ByteFunctionHelpers.equal(left.buffer, left.start, left.end, right.buffer, right.start, right.end) == 1); |
| } |
| |
| @Test |
| public void testNotEqualLong() { |
| final VarCharHolder left = helloLong; |
| final VarCharHolder right = goodbyeLong; |
| assertTrue(ByteFunctionHelpers.equal(left.buffer, left.start, left.end, right.buffer, right.start, right.end) == 0); |
| } |
| } |