001package org.eclipse.aether.internal.impl; 002 003/* 004 * Licensed to the Apache Software Foundation (ASF) under one 005 * or more contributor license agreements. See the NOTICE file 006 * distributed with this work for additional information 007 * regarding copyright ownership. The ASF licenses this file 008 * to you under the Apache License, Version 2.0 (the 009 * "License"); you may not use this file except in compliance 010 * with the License. You may obtain a copy of the License at 011 * 012 * http://www.apache.org/licenses/LICENSE-2.0 013 * 014 * Unless required by applicable law or agreed to in writing, 015 * software distributed under the License is distributed on an 016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 017 * KIND, either express or implied. See the License for the 018 * specific language governing permissions and limitations 019 * under the License. 020 */ 021 022import static org.junit.Assert.*; 023 024import org.junit.Test; 025 026public class PrioritizedComponentTest 027{ 028 029 @Test 030 public void testIsDisabled() 031 { 032 assertTrue(new PrioritizedComponent<>( "", String.class, Float.NaN, 0 ).isDisabled() ); 033 assertFalse(new PrioritizedComponent<>( "", String.class, 0, 0 ).isDisabled() ); 034 assertFalse(new PrioritizedComponent<>( "", String.class, 1, 0 ).isDisabled() ); 035 assertFalse(new PrioritizedComponent<>( "", String.class, -1, 0 ).isDisabled() ); 036 } 037 038 @Test 039 public void testCompareTo() 040 { 041 assertCompare( 0, Float.NaN, Float.NaN ); 042 assertCompare( 0, 0, 0 ); 043 044 assertCompare( 1, 0, 1 ); 045 assertCompare( 1, 2, Float.POSITIVE_INFINITY ); 046 assertCompare( 1, Float.NEGATIVE_INFINITY, -3 ); 047 048 assertCompare( 1, Float.NaN, 0 ); 049 assertCompare( 1, Float.NaN, -1 ); 050 assertCompare( 1, Float.NaN, Float.NEGATIVE_INFINITY ); 051 assertCompare( 1, Float.NaN, Float.POSITIVE_INFINITY ); 052 053 assertCompare( -1, Float.NaN, 0, 1 ); 054 assertCompare( -1, 10, 0, 1 ); 055 } 056 057 private void assertCompare( int expected, float priority1, float priority2 ) 058 { 059 PrioritizedComponent<?> one = new PrioritizedComponent<>( "", String.class, priority1, 0 ); 060 PrioritizedComponent<?> two = new PrioritizedComponent<>( "", String.class, priority2, 0 ); 061 assertEquals( expected, one.compareTo( two ) ); 062 assertEquals( -expected, two.compareTo( one ) ); 063 } 064 065 private void assertCompare( int expected, float priority, int index1, int index2 ) 066 { 067 PrioritizedComponent<?> one = new PrioritizedComponent<>( "", String.class, priority, index1 ); 068 PrioritizedComponent<?> two = new PrioritizedComponent<>( "", String.class, priority, index2 ); 069 assertEquals( expected, one.compareTo( two ) ); 070 assertEquals( -expected, two.compareTo( one ) ); 071 } 072 073}