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add test

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Looly 2024-12-26 18:24:50 +08:00
parent 629f7d4915
commit 46fa4a1295
1 changed files with 118 additions and 83 deletions
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201
hutool-core/src/test/java/cn/hutool/core/map/MapUtilTest.java
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@ -7,7 +7,6 @@ import cn.hutool.core.lang.TypeReference;
import cn.hutool.core.util.StrUtil;
import lombok.Builder;
import lombok.Data;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import java.util.*;
@ -65,10 +64,10 @@ public class MapUtilTest {
public void mapTest() {
// Add test like a foreigner
final Map<Integer, String> adjectivesMap = MapUtil.<Integer, String>builder()
.put(0, "lovely")
.put(1, "friendly")
.put(2, "happily")
.build();
.put(0, "lovely")
.put(1, "friendly")
.put(2, "happily")
.build();
final Map<Integer, String> resultMap = MapUtil.map(adjectivesMap, (k, v) -> v + " " + PeopleEnum.values()[k].name().toLowerCase());
@ -84,7 +83,7 @@ public class MapUtilTest {
final Map<Long, User> idUserMap = Stream.iterate(0L, i -> ++i).limit(4).map(i -> User.builder().id(i).name(customers.poll()).build()).collect(Collectors.toMap(User::getId, Function.identity()));
// 如你所见，它是一个map，key由分组id，value由用户ids组成，典型的多对多关系
final Map<Long, List<Long>> groupIdUserIdsMap = groups.stream().flatMap(group -> idUserMap.keySet().stream().map(userId -> UserGroup.builder().groupId(group.getId()).userId(userId).build()))
.collect(Collectors.groupingBy(UserGroup::getGroupId, Collectors.mapping(UserGroup::getUserId, Collectors.toList())));
.collect(Collectors.groupingBy(UserGroup::getGroupId, Collectors.mapping(UserGroup::getUserId, Collectors.toList())));
// 神奇的魔法发生了， 分组id和用户ids组成的map，竟然变成了订单编号和用户实体集合组成的map
final Map<Long, List<User>> groupIdUserMap = MapUtil.map(groupIdUserIdsMap, (groupId, userIds) -> userIds.stream().map(idUserMap::get).collect(Collectors.toList()));
@ -194,11 +193,11 @@ public class MapUtilTest {
}
@Test
public void sortJoinTest(){
public void sortJoinTest() {
final Map<String, String> build = MapUtil.builder(new HashMap<String, String>())
.put("key1", "value1")
.put("key3", "value3")
.put("key2", "value2").build();
.put("key1", "value1")
.put("key3", "value3")
.put("key2", "value2").build();
final String join1 = MapUtil.sortJoin(build, StrUtil.EMPTY, StrUtil.EMPTY, false);
assertEquals("key1value1key2value2key3value3", join1);
@ -211,7 +210,7 @@ public class MapUtilTest {
}
@Test
public void ofEntriesTest(){
public void ofEntriesTest() {
final Map<String, Integer> map = MapUtil.ofEntries(MapUtil.entry("a", 1), MapUtil.entry("b", 2));
assertEquals(2, map.size());
@ -220,10 +219,10 @@ public class MapUtilTest {
}
@Test
public void ofEntriesSimpleEntryTest(){
public void ofEntriesSimpleEntryTest() {
final Map<String, Integer> map = MapUtil.ofEntries(
MapUtil.entry("a", 1,false),
MapUtil.entry("b", 2,false)
MapUtil.entry("a", 1, false),
MapUtil.entry("b", 2, false)
);
assertEquals(2, map.size());
@ -232,7 +231,7 @@ public class MapUtilTest {
}
@Test
public void getIntTest(){
public void getIntTest() {
assertThrows(NumberFormatException.class, () -> {
final HashMap<String, String> map = MapUtil.of("age", "d");
final Integer age = MapUtil.getInt(map, "age");
@ -256,13 +255,14 @@ public class MapUtilTest {
@Test
public void renameKeyMapEmptyNoChange() {
Map<String,String> map = new HashMap<>();
Map<String, String> map = new HashMap<>();
Map<String, String> result = MapUtil.renameKey(map, "oldKey", "newKey");
assertTrue(result.isEmpty());
}
@Test
public void renameKeyOldKeyNotPresentNoChange() {
Map<String,String> map = new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("anotherKey", "value");
Map<String, String> result = MapUtil.renameKey(map, "oldKey", "newKey");
assertEquals(1, result.size());
@ -271,7 +271,7 @@ public class MapUtilTest {
@Test
public void renameKeyOldKeyPresentNewKeyNotPresentKeyRenamed() {
Map<String,String> map = new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("oldKey", "value");
Map<String, String> result = MapUtil.renameKey(map, "oldKey", "newKey");
assertEquals(1, result.size());
@ -280,7 +280,7 @@ public class MapUtilTest {
@Test
public void renameKeyNewKeyPresentThrowsException() {
Map<String,String> map = new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("oldKey", "value");
map.put("newKey", "existingValue");
assertThrows(IllegalArgumentException.class, () -> {
@ -292,11 +292,13 @@ public class MapUtilTest {
public void issue3162Test() {
final Map<String, Object> map = new HashMap<String, Object>() {
private static final long serialVersionUID = 1L;
{
put("a", "1");
put("b", "2");
put("c", "3");
}};
put("a", "1");
put("b", "2");
put("c", "3");
}
};
final Map<String, Object> filtered = MapUtil.filter(map, "a", "b");
assertEquals(2, filtered.size());
assertEquals("1", filtered.get("a"));
@ -498,66 +500,89 @@ public class MapUtilTest {
//----------valuesOfKeys
@Test
public void valuesOfKeysEmptyIteratorReturnsEmptyList() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("a", "1");
map.put("b", "2");
map.put("c", "3");
Iterator<String> emptyIterator = new ArrayList<String>().iterator();
Iterator<String> emptyIterator = Collections.emptyIterator();
ArrayList<String> result = MapUtil.valuesOfKeys(map, emptyIterator);
assertEquals(new ArrayList<String>(), result);
}
@Test
public void valuesOfKeysNonEmptyIteratorReturnsValuesList() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("a", "1");
map.put("b", "2");
map.put("c", "3");
Iterator<String> iterator = new ArrayList<String>() {{
add("a");
add("b");
}}.iterator();
Iterator<String> iterator = new ArrayList<String>() {
private static final long serialVersionUID = -4593258366224032110L;
{
add("a");
add("b");
}
}.iterator();
ArrayList<String> result = MapUtil.valuesOfKeys(map, iterator);
assertEquals(new ArrayList<String>() {{
add("1");
add("2");
}}, result);
assertEquals(new ArrayList<String>() {
private static final long serialVersionUID = 7218152799308667271L;
{
add("1");
add("2");
}
}, result);
}
@Test
public void valuesOfKeysKeysNotInMapReturnsNulls() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("a", "1");
map.put("b", "2");
map.put("c", "3");
Iterator<String> iterator = new ArrayList<String>() {{
add("d");
add("e");
}}.iterator();
Iterator<String> iterator = new ArrayList<String>() {
private static final long serialVersionUID = -5479427021989481058L;
{
add("d");
add("e");
}
}.iterator();
ArrayList<String> result = MapUtil.valuesOfKeys(map, iterator);
assertEquals(new ArrayList<String>() {{
add(null);
add(null);
}}, result);
assertEquals(new ArrayList<String>() {
private static final long serialVersionUID = 4390715387901549136L;
{
add(null);
add(null);
}
}, result);
}
@Test
public void valuesOfKeysMixedKeysReturnsMixedValues() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("a", "1");
map.put("b", "2");
map.put("c", "3");
Iterator<String> iterator = new ArrayList<String>() {{
add("a");
add("d");
add("b");
}}.iterator();
Iterator<String> iterator = new ArrayList<String>() {
private static final long serialVersionUID = 8510595063492828968L;
{
add("a");
add("d");
add("b");
}
}.iterator();
ArrayList<String> result = MapUtil.valuesOfKeys(map, iterator);
assertEquals(new ArrayList<String>() {{
add("1");
add(null);
add("2");
}}, result);
assertEquals(new ArrayList<String>() {
private static final long serialVersionUID = 6383576410597048337L;
{
add("1");
add(null);
add("2");
}
}, result);
}
//--------clear
@ -569,14 +594,14 @@ public class MapUtilTest {
@Test
public void clearEmptyMapNoChange() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
MapUtil.clear(map);
assertTrue(map.isEmpty());
}
@Test
public void clearNonEmptyMapClearsMap() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("key", "value");
MapUtil.clear(map);
assertTrue(map.isEmpty());
@ -601,7 +626,7 @@ public class MapUtilTest {
@Test
public void clearMixedMapsClearsNonEmptyMaps() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("key", "value");
Map<String, String> emptyMap = new HashMap<>();
@ -664,14 +689,14 @@ public class MapUtilTest {
@Test
public void removeNullValueEmptyMapReturnsEmptyMap() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
Map<String, String> result = MapUtil.removeNullValue(map);
assertEquals(0, result.size());
}
@Test
public void removeNullValueNoNullValuesReturnsSameMap() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("key1", "value1");
map.put("key2", "value2");
@ -684,7 +709,7 @@ public class MapUtilTest {
@Test
public void removeNullValueWithNullValuesRemovesNullEntries() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("key1", "value1");
map.put("key2", null);
map.put("key3", "value3");
@ -699,7 +724,7 @@ public class MapUtilTest {
@Test
public void removeNullValueAllNullValuesReturnsEmptyMap() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("key1", null);
map.put("key2", null);
@ -712,7 +737,8 @@ public class MapUtilTest {
//------getQuietly
@Test
public void getQuietlyMapIsNullReturnsDefaultValue() {
String result = MapUtil.getQuietly(null, "key1", new TypeReference<String>() {}, "default");
String result = MapUtil.getQuietly(null, "key1", new TypeReference<String>() {
}, "default");
assertEquals("default", result);
result = MapUtil.getQuietly(null, "key1", String.class, "default");
assertEquals("default", result);
@ -720,47 +746,52 @@ public class MapUtilTest {
@Test
public void getQuietlyKeyExistsReturnsConvertedValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("key1", "value1");
map.put("key2", 123);
String result = MapUtil.getQuietly(map, "key1", new TypeReference<String>() {}, "default");
String result = MapUtil.getQuietly(map, "key1", new TypeReference<String>() {
}, "default");
assertEquals("value1", result);
}
@Test
public void getQuietlyKeyDoesNotExistReturnsDefaultValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("key1", "value1");
map.put("key2", 123);
String result = MapUtil.getQuietly(map, "key3", new TypeReference<String>() {}, "default");
String result = MapUtil.getQuietly(map, "key3", new TypeReference<String>() {
}, "default");
assertEquals("default", result);
}
@Test
public void getQuietlyConversionFailsReturnsDefaultValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("key1", "value1");
map.put("key2", 123);
Integer result = MapUtil.getQuietly(map, "key1", new TypeReference<Integer>() {}, 0);
Integer result = MapUtil.getQuietly(map, "key1", new TypeReference<Integer>() {
}, 0);
assertEquals(0, result);
}
@Test
public void getQuietlyKeyExistsWithCorrectTypeReturnsValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("key1", "value1");
map.put("key2", 123);
Integer result = MapUtil.getQuietly(map, "key2", new TypeReference<Integer>() {}, 0);
Integer result = MapUtil.getQuietly(map, "key2", new TypeReference<Integer>() {
}, 0);
assertEquals(123, result);
}
@Test
public void getQuietlyKeyExistsWithNullValueReturnsDefaultValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("key1", "value1");
map.put("key2", 123);
map.put("key3", null);
String result = MapUtil.getQuietly(map, "key3", new TypeReference<String>() {}, "default");
String result = MapUtil.getQuietly(map, "key3", new TypeReference<String>() {
}, "default");
assertEquals("default", result);
}
@ -771,7 +802,7 @@ public class MapUtilTest {
@Test
public void getKeyExistsReturnsConvertedValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("age", "18");
map.put("name", "Hutool");
assertEquals("18", MapUtil.get(map, "age", String.class));
@ -779,7 +810,7 @@ public class MapUtilTest {
@Test
public void getKeyDoesNotExistReturnsDefaultValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("age", "18");
map.put("name", "Hutool");
assertEquals("default", MapUtil.get(map, "nonexistent", String.class, "default"));
@ -787,7 +818,7 @@ public class MapUtilTest {
@Test
public void getTypeConversionFailsReturnsDefaultValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("age", "18");
map.put("name", "Hutool");
assertEquals(18, MapUtil.get(map, "age", Integer.class, 0));
@ -795,7 +826,7 @@ public class MapUtilTest {
@Test
public void getQuietlyTypeConversionFailsReturnsDefaultValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("age", "18");
map.put("name", "Hutool");
assertEquals(0, MapUtil.getQuietly(map, "name", Integer.class, 0));
@ -803,28 +834,32 @@ public class MapUtilTest {
@Test
public void getTypeReferenceReturnsConvertedValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("age", "18");
map.put("name", "Hutool");
assertEquals("18", MapUtil.get(map, "age", new TypeReference<String>() {}));
assertEquals("18", MapUtil.get(map, "age", new TypeReference<String>() {
}));
}
@Test
public void getTypeReferenceWithDefaultValueReturnsConvertedValue() {
Map<String, Object> map= new HashMap<>();
Map<String, Object> map = new HashMap<>();
map.put("age", "18");
map.put("name", "Hutool");
assertEquals("18", MapUtil.get(map, "age", new TypeReference<String>() {}, "default"));
assertEquals("18", MapUtil.get(map, "age", new TypeReference<String>() {
}, "default"));
}
@Test
public void getTypeReferenceWithDefaultValueTypeConversionFailsReturnsDefaultValue() {
Map<String, String> map= new HashMap<>();
Map<String, String> map = new HashMap<>();
map.put("age", "18");
map.put("name", "Hutool");
assertEquals(18, MapUtil.get(map, "age", new TypeReference<Integer>() {}, 0));
assertEquals(18, MapUtil.get(map, "age", new TypeReference<Integer>() {
}, 0));
map = null;
assertEquals(0, MapUtil.get(map, "age", new TypeReference<Integer>() {}, 0));
assertEquals(0, MapUtil.get(map, "age", new TypeReference<Integer>() {
}, 0));
}
}