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.../src/test/java/org/apache/logging/log4j/internal/map/StringArrayThreadContextMapTest.java
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| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one or more | ||
| * contributor license agreements. See the NOTICE file distributed with | ||
| * this work for additional information regarding copyright ownership. | ||
| * The ASF licenses this file to you under the Apache License, Version 2.0 | ||
| * (the "License"); you may not use this file except in compliance with | ||
| * the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
| package org.apache.logging.log4j.internal.map; | ||
|
|
||
| import static org.junit.jupiter.api.Assertions.assertEquals; | ||
| import static org.junit.jupiter.api.Assertions.assertFalse; | ||
| import static org.junit.jupiter.api.Assertions.assertNull; | ||
| import static org.junit.jupiter.api.Assertions.assertThrows; | ||
| import static org.junit.jupiter.api.Assertions.assertTrue; | ||
|
|
||
| import java.util.HashMap; | ||
| import java.util.HashSet; | ||
| import java.util.Map; | ||
| import java.util.Set; | ||
| import org.apache.logging.log4j.test.junit.UsingThreadContextMap; | ||
| import org.apache.logging.log4j.util.TriConsumer; | ||
| import org.junit.jupiter.api.Test; | ||
|
|
||
| /** | ||
| * Tests the {@code StringArrayThreadContextMap} class. | ||
| */ | ||
| @UsingThreadContextMap | ||
| public class StringArrayThreadContextMapTest { | ||
|
|
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| @Test | ||
| public void testEqualsVsSameKind() { | ||
| final StringArrayThreadContextMap map1 = createMap(); | ||
| final StringArrayThreadContextMap map2 = createMap(); | ||
| assertEquals(map1, map1); | ||
| assertEquals(map2, map2); | ||
| assertEquals(map1, map2); | ||
| assertEquals(map2, map1); | ||
| } | ||
|
|
||
| @Test | ||
| public void testHashCodeVsSameKind() { | ||
| final StringArrayThreadContextMap map1 = createMap(); | ||
| final StringArrayThreadContextMap map2 = createMap(); | ||
| assertEquals(map1.hashCode(), map2.hashCode()); | ||
| } | ||
|
|
||
| @Test | ||
| public void testGet() { | ||
| final StringArrayThreadContextMap map1 = createMap(); | ||
| assertNull(map1.get("test")); | ||
| map1.put("test", "test"); | ||
| assertEquals("test", map1.get("test")); | ||
| assertNull(map1.get("not_present")); | ||
| assertEquals("test", map1.getValue("test")); | ||
| assertNull(map1.getValue("not_present")); | ||
|
|
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| map1.clear(); | ||
| assertNull(map1.get("not_present")); | ||
| } | ||
|
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| @Test | ||
| public void testPut() { | ||
| final StringArrayThreadContextMap map = new StringArrayThreadContextMap(); | ||
| assertTrue(map.isEmpty()); | ||
| assertFalse(map.containsKey("key")); | ||
| map.put("key", "value"); | ||
|
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| assertFalse(map.isEmpty()); | ||
| assertTrue(map.containsKey("key")); | ||
| assertEquals("value", map.get("key")); | ||
| } | ||
|
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| @Test | ||
| public void testPutAll() { | ||
| final StringArrayThreadContextMap map = new StringArrayThreadContextMap(); | ||
| assertTrue(map.isEmpty()); | ||
| assertFalse(map.containsKey("key")); | ||
| final int mapSize = 10; | ||
| final Map<String, String> newMap = new HashMap<>(mapSize); | ||
| for (int i = 1; i <= mapSize; i++) { | ||
| newMap.put("key" + i, "value" + i); | ||
| } | ||
| map.putAll(newMap); | ||
| assertFalse(map.isEmpty()); | ||
| for (int i = 1; i <= mapSize; i++) { | ||
| assertTrue(map.containsKey("key" + i)); | ||
| assertEquals("value" + i, map.get("key" + i)); | ||
| } | ||
| } | ||
|
|
||
| /** | ||
| * Test method for | ||
| * {@link org.apache.logging.log4j.internal.map.StringArrayThreadContextMap#remove(java.lang.String)} | ||
| * . | ||
| */ | ||
| @Test | ||
| public void testRemove() { | ||
| final StringArrayThreadContextMap map = createMap(); | ||
| assertEquals("value", map.get("key")); | ||
| assertEquals("value2", map.get("key2")); | ||
|
|
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| map.remove("key"); | ||
| assertFalse(map.containsKey("key")); | ||
| assertEquals("value2", map.get("key2")); | ||
|
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| map.clear(); | ||
| map.remove("test"); | ||
| } | ||
|
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| @Test | ||
| public void testRemoveAll() { | ||
| final StringArrayThreadContextMap map = createMap(); | ||
|
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| Map<String, String> newValues = new HashMap<>(); | ||
| newValues.put("1", "value1"); | ||
| newValues.put("2", "value2"); | ||
|
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| map.putAll(newValues); | ||
| map.removeAll(newValues.keySet()); | ||
|
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| map.put("3", "value3"); | ||
|
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| map.clear(); | ||
| map.removeAll(newValues.keySet()); | ||
| } | ||
|
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| @Test | ||
| public void testClear() { | ||
| final StringArrayThreadContextMap map = createMap(); | ||
|
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| map.clear(); | ||
| assertTrue(map.isEmpty()); | ||
| assertFalse(map.containsKey("key")); | ||
| assertFalse(map.containsKey("key2")); | ||
| } | ||
|
|
||
| /** | ||
| * @return | ||
| */ | ||
| private StringArrayThreadContextMap createMap() { | ||
| final StringArrayThreadContextMap map = new StringArrayThreadContextMap(); | ||
| assertTrue(map.isEmpty()); | ||
| map.put("key", "value"); | ||
| map.put("key2", "value2"); | ||
| assertEquals("value", map.get("key")); | ||
| assertEquals("value2", map.get("key2")); | ||
| return map; | ||
| } | ||
|
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| @Test | ||
| public void testGetCopyReturnsMutableMap() { | ||
| final StringArrayThreadContextMap map = new StringArrayThreadContextMap(); | ||
| assertTrue(map.isEmpty()); | ||
| final Map<String, String> copy = map.getCopy(); | ||
| assertTrue(copy.isEmpty()); | ||
|
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| copy.put("key", "value"); // mutable | ||
| assertEquals("value", copy.get("key")); | ||
|
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| // thread context map not affected | ||
| assertTrue(map.isEmpty()); | ||
| } | ||
|
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| @Test | ||
| public void testGetCopyReturnsMutableCopy() { | ||
| final StringArrayThreadContextMap map = new StringArrayThreadContextMap(); | ||
| map.put("key1", "value1"); | ||
| assertFalse(map.isEmpty()); | ||
| final Map<String, String> copy = map.getCopy(); | ||
| assertEquals("value1", copy.get("key1")); // copy has values too | ||
|
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| copy.put("key", "value"); // copy is mutable | ||
| assertEquals("value", copy.get("key")); | ||
|
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| // thread context map not affected | ||
| assertFalse(map.containsKey("key")); | ||
|
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| // clearing context map does not affect copy | ||
| map.clear(); | ||
| assertTrue(map.isEmpty()); | ||
|
|
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| assertFalse(copy.isEmpty()); | ||
| } | ||
|
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| @Test | ||
| public void testGetImmutableMapReturnsNullIfEmpty() { | ||
| final StringArrayThreadContextMap map = new StringArrayThreadContextMap(); | ||
| assertTrue(map.isEmpty()); | ||
| assertNull(map.getImmutableMapOrNull()); | ||
| } | ||
|
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| @Test | ||
| public void testGetImmutableMapReturnsImmutableMapIfNonEmpty() { | ||
| final StringArrayThreadContextMap map = new StringArrayThreadContextMap(); | ||
| map.put("key1", "value1"); | ||
| assertFalse(map.isEmpty()); | ||
|
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| final Map<String, String> immutable = map.getImmutableMapOrNull(); | ||
| assertEquals("value1", immutable.get("key1")); // copy has values too | ||
|
|
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| // immutable | ||
| assertThrows(UnsupportedOperationException.class, () -> immutable.put("key", "value")); | ||
| } | ||
|
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| @Test | ||
| public void testGetImmutableMapCopyNotAffectdByContextMapChanges() { | ||
| final StringArrayThreadContextMap map = new StringArrayThreadContextMap(); | ||
| map.put("key1", "value1"); | ||
| assertFalse(map.isEmpty()); | ||
|
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| final Map<String, String> immutable = map.getImmutableMapOrNull(); | ||
| assertEquals("value1", immutable.get("key1")); // copy has values too | ||
|
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| // clearing context map does not affect copy | ||
| map.clear(); | ||
| assertTrue(map.isEmpty()); | ||
|
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| assertFalse(immutable.isEmpty()); | ||
| } | ||
|
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| @Test | ||
| public void testToStringShowsMapContext() { | ||
| final StringArrayThreadContextMap map = new StringArrayThreadContextMap(); | ||
| assertEquals("{}", map.toString()); | ||
|
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| map.put("key1", "value1"); | ||
| assertEquals("{key1=value1}", map.toString()); | ||
|
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| map.remove("key1"); | ||
| map.put("key2", "value2"); | ||
| assertEquals("{key2=value2}", map.toString()); | ||
| } | ||
|
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| @Test | ||
| public void testEmptyMap() { | ||
| assertNull(UnmodifiableArrayBackedMap.EMPTY_MAP.get("test")); | ||
| } | ||
|
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| @Test | ||
| public void testForEachBiConsumer_Log4jUtil() { | ||
| StringArrayThreadContextMap map = createMap(); | ||
| Set<String> keys = new HashSet<>(); | ||
| org.apache.logging.log4j.util.BiConsumer<String, String> log4j_util_action = | ||
| new org.apache.logging.log4j.util.BiConsumer<String, String>() { | ||
| @Override | ||
| public void accept(String key, String value) { | ||
| keys.add(key); | ||
| } | ||
| }; | ||
| map.forEach(log4j_util_action); | ||
| assertEquals(map.toMap().keySet(), keys); | ||
|
|
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| map.clear(); | ||
| keys.clear(); | ||
| map.forEach(log4j_util_action); | ||
| assertTrue(keys.isEmpty()); | ||
| } | ||
|
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| @Test | ||
| public void testForEachTriConsumer() { | ||
| StringArrayThreadContextMap map = createMap(); | ||
| HashMap<String, String> iterationResultMap = new HashMap<>(); | ||
| TriConsumer<String, String, Map<String, String>> triConsumer = | ||
| new TriConsumer<String, String, Map<String, String>>() { | ||
| @Override | ||
| public void accept(String k, String v, Map<String, String> s) { | ||
| s.put(k, v); | ||
| } | ||
| }; | ||
| map.forEach(triConsumer, iterationResultMap); | ||
| assertEquals(map.toMap(), iterationResultMap); | ||
|
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| map.clear(); | ||
| iterationResultMap.clear(); | ||
| map.forEach(triConsumer, iterationResultMap); | ||
| assertTrue(iterationResultMap.isEmpty()); | ||
| } | ||
| } |
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