11d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert/* 21d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Copyright (C) 2009 Google Inc. 31d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 41d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Licensed under the Apache License, Version 2.0 (the "License"); 51d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * you may not use this file except in compliance with the License. 61d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * You may obtain a copy of the License at 71d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 81d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * http://www.apache.org/licenses/LICENSE-2.0 91d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 101d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Unless required by applicable law or agreed to in writing, software 111d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * distributed under the License is distributed on an "AS IS" BASIS, 121d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 131d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * See the License for the specific language governing permissions and 141d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * limitations under the License. 151d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert */ 161d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 171d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertpackage com.google.common.collect; 181d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 191d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertimport com.google.common.testing.EqualsTester; 201d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 211d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert/** 221d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * Tests {@link EmptyImmutableTable} 231d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * 241d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert * @author gak@google.com (Gregory Kick) 251d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert */ 261d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertpublic class EmptyImmutableTableTest extends AbstractImmutableTableTest { 271d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert private static final ImmutableTable<Character, Integer, String> INSTANCE = 281d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert ImmutableTable.of(); 291d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 301d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert @Override Iterable<ImmutableTable<Character, Integer, String>> 311d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert getTestInstances() { 321d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert return ImmutableSet.of(INSTANCE); 331d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 341d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 351d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testHashCode() { 361d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals(0, INSTANCE.hashCode()); 371d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 381d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 391d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testEqualsObject() { 401d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert new EqualsTester() 411d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert .addEqualityGroup(INSTANCE, HashBasedTable.create(), 421d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert TreeBasedTable.create()) 431d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert .addEqualityGroup(ArrayTable.create(ImmutableSet.of("A"), 441d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert ImmutableSet.of(1))) 451d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert .testEquals(); 461d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 471d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 481d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testToString() { 491d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals("{}", INSTANCE.toString()); 501d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 511d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 521d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testSize() { 531d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals(0, INSTANCE.size()); 541d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 551d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 561d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testGet() { 571d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertNull(INSTANCE.get('a', 1)); 581d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 591d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 601d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testIsEmpty() { 611d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertTrue(INSTANCE.isEmpty()); 621d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 631d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 641d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testCellSet() { 651d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals(ImmutableSet.of(), INSTANCE.cellSet()); 661d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 671d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 681d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testColumn() { 691d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals(ImmutableMap.of(), INSTANCE.column(1)); 701d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 711d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 721d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testColumnKeySet() { 731d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals(ImmutableSet.of(), INSTANCE.columnKeySet()); 741d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 751d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 761d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testColumnMap() { 771d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals(ImmutableMap.of(), INSTANCE.columnMap()); 781d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 791d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 801d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContains() { 811d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertFalse(INSTANCE.contains('a', 1)); 821d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 831d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 841d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsColumn() { 851d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertFalse(INSTANCE.containsColumn(1)); 861d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 871d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 881d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsRow() { 891d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertFalse(INSTANCE.containsRow('a')); 901d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 911d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 921d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testContainsValue() { 931d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertFalse(INSTANCE.containsValue("blah")); 941d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 951d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 961d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testRow() { 971d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals(ImmutableMap.of(), INSTANCE.row('a')); 981d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 991d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 1001d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testRowKeySet() { 1011d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals(ImmutableSet.of(), INSTANCE.rowKeySet()); 1021d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 1031d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 1041d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testRowMap() { 1051d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertEquals(ImmutableMap.of(), INSTANCE.rowMap()); 1061d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 1071d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 1081d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testValues() { 1091d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertTrue(INSTANCE.values().isEmpty()); 1101d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 1111d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 1121d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert public void testReadResolve() { 1131d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert assertSame(EmptyImmutableTable.INSTANCE, 1141d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert EmptyImmutableTable.INSTANCE.readResolve()); 1151d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert } 1161d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert 1171d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert} 118