1 /* 2 * Copyright (C) 2009 Google Inc. 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 static org.junit.contrib.truth.Truth.ASSERT; 20 21 import com.google.common.base.Objects; 22 import com.google.common.testing.EqualsTester; 23 24 /** 25 * Tests {@link SingletonImmutableTable}. 26 * 27 * @author gak@google.com (Gregory Kick) 28 */ 29 public class SingletonImmutableTableTest extends AbstractImmutableTableTest { 30 private final ImmutableTable<Character, Integer, String> testTable = 31 new SingletonImmutableTable<Character, Integer, String>('a', 1, "blah"); 32 testHashCode()33 public void testHashCode() { 34 assertEquals(Objects.hashCode('a', 1, "blah"), testTable.hashCode()); 35 } 36 testCellSet()37 public void testCellSet() { 38 assertEquals(ImmutableSet.of(Tables.immutableCell('a', 1, "blah")), 39 testTable.cellSet()); 40 } 41 testColumn()42 public void testColumn() { 43 assertEquals(ImmutableMap.of(), testTable.column(0)); 44 assertEquals(ImmutableMap.of('a', "blah"), testTable.column(1)); 45 } 46 testColumnKeySet()47 public void testColumnKeySet() { 48 assertEquals(ImmutableSet.of(1), testTable.columnKeySet()); 49 } 50 testColumnMap()51 public void testColumnMap() { 52 assertEquals(ImmutableMap.of(1, ImmutableMap.of('a', "blah")), 53 testTable.columnMap()); 54 } 55 testRow()56 public void testRow() { 57 assertEquals(ImmutableMap.of(), testTable.row('A')); 58 assertEquals(ImmutableMap.of(1, "blah"), testTable.row('a')); 59 } 60 testRowKeySet()61 public void testRowKeySet() { 62 assertEquals(ImmutableSet.of('a'), testTable.rowKeySet()); 63 } 64 testRowMap()65 public void testRowMap() { 66 assertEquals(ImmutableMap.of('a', ImmutableMap.of(1, "blah")), 67 testTable.rowMap()); 68 } 69 testEqualsObject()70 public void testEqualsObject() { 71 new EqualsTester() 72 .addEqualityGroup(testTable, ArrayTable.create(testTable), 73 HashBasedTable.create(testTable)) 74 .addEqualityGroup(EmptyImmutableTable.INSTANCE, 75 HashBasedTable.create()) 76 .addEqualityGroup(HashBasedTable.create(ImmutableTable.of('A', 2, ""))) 77 .testEquals(); 78 } 79 testToString()80 public void testToString() { 81 assertEquals("{a={1=blah}}", testTable.toString()); 82 } 83 testContains()84 public void testContains() { 85 assertTrue(testTable.contains('a', 1)); 86 assertFalse(testTable.contains('a', 2)); 87 assertFalse(testTable.contains('A', 1)); 88 assertFalse(testTable.contains('A', 2)); 89 } 90 testContainsColumn()91 public void testContainsColumn() { 92 assertTrue(testTable.containsColumn(1)); 93 assertFalse(testTable.containsColumn(2)); 94 } 95 testContainsRow()96 public void testContainsRow() { 97 assertTrue(testTable.containsRow('a')); 98 assertFalse(testTable.containsRow('A')); 99 } 100 testContainsValue()101 public void testContainsValue() { 102 assertTrue(testTable.containsValue("blah")); 103 assertFalse(testTable.containsValue("")); 104 } 105 testGet()106 public void testGet() { 107 assertEquals("blah", testTable.get('a', 1)); 108 assertNull(testTable.get('a', 2)); 109 assertNull(testTable.get('A', 1)); 110 assertNull(testTable.get('A', 2)); 111 } 112 testIsEmpty()113 public void testIsEmpty() { 114 assertFalse(testTable.isEmpty()); 115 } 116 testSize()117 public void testSize() { 118 assertEquals(1, testTable.size()); 119 } 120 testValues()121 public void testValues() { 122 ASSERT.that(testTable.values()).hasContentsInOrder("blah"); 123 } 124 125 @Override Iterable<ImmutableTable<Character, Integer, String>> getTestInstances()126 getTestInstances() { 127 return ImmutableSet.of(testTable); 128 } 129 } 130