| /* |
| * 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.qpid.protonj2.engine.util; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertNotNull; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| import java.util.Collection; |
| import java.util.Iterator; |
| import java.util.Map.Entry; |
| import java.util.Set; |
| |
| import org.apache.qpid.protonj2.logging.ProtonLogger; |
| import org.apache.qpid.protonj2.logging.ProtonLoggerFactory; |
| import org.apache.qpid.protonj2.types.UnsignedInteger; |
| import org.junit.jupiter.api.BeforeEach; |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Test LinkedSplayMap type |
| */ |
| public class LinkedSplayMapTest extends SplayMapTest { |
| |
| protected static final ProtonLogger LOG = ProtonLoggerFactory.getLogger(SplayMapTest.class); |
| |
| @Override |
| @BeforeEach |
| public void setUp() { |
| super.setUp(); |
| } |
| |
| @Override |
| protected <E> LinkedSplayMap<E> createMap() { |
| return new LinkedSplayMap<>(); |
| } |
| |
| /** |
| * Test differs from parent as order is insertion based. |
| */ |
| @Override |
| @Test |
| public void testValuesIterationFollowUnsignedOrderingExpectations() { |
| LinkedSplayMap<String> map = createMap(); |
| |
| final int[] inputValues = {3, 0, -1, 1, -2, 2}; |
| final int[] expectedOrder = {3, 0, -1, 1, -2, 2}; |
| |
| for (int entry : inputValues) { |
| map.put(entry, "" + entry); |
| } |
| |
| Collection<String> values = map.values(); |
| Iterator<String> iterator = values.iterator(); |
| assertNotNull(iterator); |
| assertTrue(iterator.hasNext()); |
| |
| int counter = 0; |
| while (iterator.hasNext()) { |
| assertEquals("" + expectedOrder[counter++], iterator.next()); |
| } |
| |
| // Check that we really did iterate. |
| assertEquals(inputValues.length, counter); |
| } |
| |
| /** |
| * Test differs from parent as order is insertion based. |
| */ |
| @Override |
| @Test |
| public void testKeysIterationFollowsUnsignedOrderingExpectations() { |
| LinkedSplayMap<String> map = createMap(); |
| |
| final int[] inputValues = {3, 0, -1, 1, -2, 2}; |
| final int[] expectedOrder = {3, 0, -1, 1, -2, 2}; |
| |
| for (int entry : inputValues) { |
| map.put(entry, "" + entry); |
| } |
| |
| Collection<UnsignedInteger> keys = map.keySet(); |
| Iterator<UnsignedInteger> iterator = keys.iterator(); |
| assertNotNull(iterator); |
| assertTrue(iterator.hasNext()); |
| |
| int counter = 0; |
| while (iterator.hasNext()) { |
| assertEquals(UnsignedInteger.valueOf(expectedOrder[counter++]), iterator.next()); |
| } |
| |
| // Check that we really did iterate. |
| assertEquals(inputValues.length, counter); |
| } |
| |
| /** |
| * Test differs from parent as order is insertion based. |
| */ |
| @Override |
| @Test |
| public void testEntryIterationFollowsUnsignedOrderingExpectations() { |
| LinkedSplayMap<String> map = createMap(); |
| |
| final int[] inputValues = {3, 0, -1, 1, -2, 2}; |
| final int[] expectedOrder = {3, 0, -1, 1, -2, 2}; |
| |
| for (int entry : inputValues) { |
| map.put(entry, "" + entry); |
| } |
| |
| Set<Entry<UnsignedInteger, String>> entries= map.entrySet(); |
| Iterator<Entry<UnsignedInteger, String>> iterator = entries.iterator(); |
| assertNotNull(iterator); |
| assertTrue(iterator.hasNext()); |
| |
| int counter = 0; |
| while (iterator.hasNext()) { |
| Entry<UnsignedInteger, String> entry = iterator.next(); |
| assertNotNull(entry); |
| assertEquals(UnsignedInteger.valueOf(expectedOrder[counter]), entry.getKey()); |
| assertEquals("" + expectedOrder[counter++], entry.getValue()); |
| } |
| |
| // Check that we really did iterate. |
| assertEquals(inputValues.length, counter); |
| } |
| |
| /** |
| * Test differs from parent as order is insertion based. |
| */ |
| @Override |
| @Test |
| public void testForEach() { |
| LinkedSplayMap<String> map = createMap(); |
| |
| final int[] inputValues = {3, 0, -1, 1, -2, 2}; |
| final int[] expectedOrder = {3, 0, -1, 1, -2, 2}; |
| |
| for (int entry : inputValues) { |
| map.put(entry, "" + entry); |
| } |
| |
| final SequenceNumber index = new SequenceNumber(0); |
| map.forEach((k, v) -> { |
| int value = index.getAndIncrement().intValue(); |
| assertEquals(expectedOrder[value], k.intValue()); |
| }); |
| |
| assertEquals(index.intValue(), inputValues.length); |
| } |
| |
| /** |
| * Test differs from parent as order is insertion based. |
| */ |
| @Override |
| @Test |
| public void testForEachEntry() { |
| LinkedSplayMap<String> map = createMap(); |
| |
| final int[] inputValues = {3, 0, -1, 1, -2, 2}; |
| final int[] expectedOrder = {3, 0, -1, 1, -2, 2}; |
| |
| for (int entry : inputValues) { |
| map.put(entry, "" + entry); |
| } |
| |
| final SequenceNumber index = new SequenceNumber(0); |
| map.forEach((value) -> { |
| int i = index.getAndIncrement().intValue(); |
| assertEquals(expectedOrder[i] + "", value); |
| }); |
| |
| assertEquals(index.intValue(), inputValues.length); |
| } |
| } |