1 /* 2 * Copyright (C) 2012 The Guava Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.common.collect; 18 19 import junit.framework.TestCase; 20 21 /** 22 * Tests for {@code ImmutableCollection}. 23 * 24 * @author Louis Wasserman 25 */ 26 public class ImmutableCollectionTest extends TestCase { testCapacityExpansion()27 public void testCapacityExpansion() { 28 assertEquals(1, ImmutableCollection.Builder.expandedCapacity(0, 1)); 29 assertEquals(2, ImmutableCollection.Builder.expandedCapacity(0, 2)); 30 assertEquals(2, ImmutableCollection.Builder.expandedCapacity(1, 2)); 31 assertEquals(Integer.MAX_VALUE, 32 ImmutableCollection.Builder.expandedCapacity(0, Integer.MAX_VALUE)); 33 assertEquals(Integer.MAX_VALUE, 34 ImmutableCollection.Builder.expandedCapacity(1, Integer.MAX_VALUE)); 35 assertEquals(Integer.MAX_VALUE, 36 ImmutableCollection.Builder.expandedCapacity(Integer.MAX_VALUE - 1, Integer.MAX_VALUE)); 37 38 assertEquals(13, ImmutableCollection.Builder.expandedCapacity(8, 9)); 39 } 40 } 41