1 /* 2 * Copyright (C) 2008 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 com.google.common.annotations.GwtCompatible; 20 import com.google.common.annotations.GwtIncompatible; 21 import com.google.common.collect.Table.Cell; 22 import com.google.common.testing.EqualsTester; 23 import com.google.common.testing.SerializableTester; 24 import junit.framework.TestCase; 25 import org.checkerframework.checker.nullness.qual.Nullable; 26 27 /** 28 * Tests for {@link Tables}. 29 * 30 * @author Jared Levy 31 */ 32 @GwtCompatible(emulated = true) 33 @ElementTypesAreNonnullByDefault 34 public class TablesTest extends TestCase { 35 36 @GwtIncompatible // SerializableTester testImmutableEntrySerialization()37 public void testImmutableEntrySerialization() { 38 Cell<String, Integer, Character> entry = Tables.immutableCell("foo", 1, 'a'); 39 SerializableTester.reserializeAndAssert(entry); 40 } 41 testImmutableEntryToString()42 public void testImmutableEntryToString() { 43 Cell<String, Integer, Character> entry = Tables.immutableCell("foo", 1, 'a'); 44 assertEquals("(foo,1)=a", entry.toString()); 45 46 Cell<@Nullable String, @Nullable Integer, @Nullable Character> nullEntry = 47 Tables.immutableCell(null, null, null); 48 assertEquals("(null,null)=null", nullEntry.toString()); 49 } 50 testEntryEquals()51 public void testEntryEquals() { 52 Cell<String, Integer, Character> entry = Tables.immutableCell("foo", 1, 'a'); 53 54 new EqualsTester() 55 .addEqualityGroup(entry, Tables.immutableCell("foo", 1, 'a')) 56 .addEqualityGroup(Tables.immutableCell("bar", 1, 'a')) 57 .addEqualityGroup(Tables.immutableCell("foo", 2, 'a')) 58 .addEqualityGroup(Tables.immutableCell("foo", 1, 'b')) 59 .addEqualityGroup( 60 Tables.<@Nullable Object, @Nullable Object, @Nullable Object>immutableCell( 61 null, null, null)) 62 .testEquals(); 63 } 64 testEntryEqualsNull()65 public void testEntryEqualsNull() { 66 Cell<@Nullable String, @Nullable Integer, @Nullable Character> entry = 67 Tables.immutableCell(null, null, null); 68 69 new EqualsTester() 70 .addEqualityGroup( 71 entry, 72 Tables.<@Nullable Object, @Nullable Object, @Nullable Object>immutableCell( 73 null, null, null)) 74 .addEqualityGroup( 75 Tables.<String, @Nullable Object, @Nullable Object>immutableCell("bar", null, null)) 76 .addEqualityGroup( 77 Tables.<@Nullable Object, Integer, @Nullable Object>immutableCell(null, 2, null)) 78 .addEqualityGroup( 79 Tables.<@Nullable Object, @Nullable Object, Character>immutableCell(null, null, 'b')) 80 .addEqualityGroup(Tables.immutableCell("foo", 1, 'a')) 81 .testEquals(); 82 } 83 } 84