| /* |
| * 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.eclipse.aether.util.graph.transformer; |
| |
| import static org.junit.Assert.*; |
| |
| import org.eclipse.aether.util.graph.transformer.ConflictIdSorter.ConflictId; |
| import org.eclipse.aether.util.graph.transformer.ConflictIdSorter.RootQueue; |
| import org.junit.Test; |
| |
| public class RootQueueTest |
| { |
| |
| @Test |
| public void testIsEmpty() |
| { |
| ConflictId id = new ConflictId( "a", 0 ); |
| RootQueue queue = new RootQueue( 10 ); |
| assertTrue( queue.isEmpty() ); |
| queue.add( id ); |
| assertFalse( queue.isEmpty() ); |
| assertSame( id, queue.remove() ); |
| assertTrue( queue.isEmpty() ); |
| } |
| |
| @Test |
| public void testAddSortsByDepth() |
| { |
| ConflictId id1 = new ConflictId( "a", 0 ); |
| ConflictId id2 = new ConflictId( "b", 1 ); |
| ConflictId id3 = new ConflictId( "c", 2 ); |
| ConflictId id4 = new ConflictId( "d", 3 ); |
| |
| RootQueue queue = new RootQueue( 10 ); |
| queue.add( id1 ); |
| queue.add( id2 ); |
| queue.add( id3 ); |
| queue.add( id4 ); |
| assertSame( id1, queue.remove() ); |
| assertSame( id2, queue.remove() ); |
| assertSame( id3, queue.remove() ); |
| assertSame( id4, queue.remove() ); |
| |
| queue = new RootQueue( 10 ); |
| queue.add( id4 ); |
| queue.add( id3 ); |
| queue.add( id2 ); |
| queue.add( id1 ); |
| assertSame( id1, queue.remove() ); |
| assertSame( id2, queue.remove() ); |
| assertSame( id3, queue.remove() ); |
| assertSame( id4, queue.remove() ); |
| } |
| |
| @Test |
| public void testAddWithArrayCompact() |
| { |
| ConflictId id = new ConflictId( "a", 0 ); |
| |
| RootQueue queue = new RootQueue( 10 ); |
| assertTrue( queue.isEmpty() ); |
| queue.add( id ); |
| assertFalse( queue.isEmpty() ); |
| assertSame( id, queue.remove() ); |
| assertTrue( queue.isEmpty() ); |
| queue.add( id ); |
| assertFalse( queue.isEmpty() ); |
| assertSame( id, queue.remove() ); |
| assertTrue( queue.isEmpty() ); |
| } |
| |
| @Test |
| public void testAddMinimumAfterSomeRemoves() |
| { |
| ConflictId id1 = new ConflictId( "a", 0 ); |
| ConflictId id2 = new ConflictId( "b", 1 ); |
| ConflictId id3 = new ConflictId( "c", 2 ); |
| |
| RootQueue queue = new RootQueue( 10 ); |
| queue.add( id2 ); |
| queue.add( id3 ); |
| assertSame( id2, queue.remove() ); |
| queue.add( id1 ); |
| assertSame( id1, queue.remove() ); |
| assertSame( id3, queue.remove() ); |
| assertTrue( queue.isEmpty() ); |
| } |
| |
| } |