105 lines
3.4 KiB
Java
105 lines
3.4 KiB
Java
/*
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* Copyright (C) 2008 The Guava Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.common.collect;
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import static com.google.common.truth.Truth.assertThat;
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import com.google.common.annotations.GwtCompatible;
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import com.google.common.annotations.GwtIncompatible;
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import com.google.common.testing.NullPointerTester;
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import com.google.common.testing.SerializableTester;
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/**
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* Test cases for {@link HashBasedTable}.
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*
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* @author Jared Levy
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*/
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@GwtCompatible(emulated = true)
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public class HashBasedTableTest extends AbstractTableTest {
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@Override
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protected Table<String, Integer, Character> create(Object... data) {
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Table<String, Integer, Character> table = HashBasedTable.create();
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table.put("foo", 4, 'a');
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table.put("cat", 1, 'b');
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table.clear();
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populate(table, data);
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return table;
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}
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public void testIterationOrder() {
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Table<String, String, String> table = HashBasedTable.create();
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for (int i = 0; i < 5; i++) {
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table.put("r" + i, "c" + i, "v" + i);
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}
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assertThat(table.rowKeySet()).containsExactly("r0", "r1", "r2", "r3", "r4").inOrder();
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assertThat(table.columnKeySet()).containsExactly("c0", "c1", "c2", "c3", "c4").inOrder();
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assertThat(table.values()).containsExactly("v0", "v1", "v2", "v3", "v4").inOrder();
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}
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public void testCreateWithValidSizes() {
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Table<String, Integer, Character> table1 = HashBasedTable.create(100, 20);
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table1.put("foo", 1, 'a');
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assertEquals((Character) 'a', table1.get("foo", 1));
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Table<String, Integer, Character> table2 = HashBasedTable.create(100, 0);
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table2.put("foo", 1, 'a');
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assertEquals((Character) 'a', table2.get("foo", 1));
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Table<String, Integer, Character> table3 = HashBasedTable.create(0, 20);
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table3.put("foo", 1, 'a');
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assertEquals((Character) 'a', table3.get("foo", 1));
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Table<String, Integer, Character> table4 = HashBasedTable.create(0, 0);
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table4.put("foo", 1, 'a');
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assertEquals((Character) 'a', table4.get("foo", 1));
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}
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public void testCreateWithInvalidSizes() {
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try {
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HashBasedTable.create(100, -5);
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fail();
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} catch (IllegalArgumentException expected) {
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}
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try {
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HashBasedTable.create(-5, 20);
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fail();
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} catch (IllegalArgumentException expected) {
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}
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}
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public void testCreateCopy() {
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Table<String, Integer, Character> original =
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create("foo", 1, 'a', "bar", 1, 'b', "foo", 3, 'c');
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Table<String, Integer, Character> copy = HashBasedTable.create(original);
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assertEquals(original, copy);
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assertEquals((Character) 'a', copy.get("foo", 1));
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}
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@GwtIncompatible // SerializableTester
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public void testSerialization() {
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table = create("foo", 1, 'a', "bar", 1, 'b', "foo", 3, 'c');
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SerializableTester.reserializeAndAssert(table);
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}
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@GwtIncompatible // NullPointerTester
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public void testNullPointerStatic() {
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new NullPointerTester().testAllPublicStaticMethods(HashBasedTable.class);
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}
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}
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