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fix：修复CollUtil里面关于可变参数传null造成的crash问题

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刘超
2022-07-04 22:23:03 +08:00
parent adf23e1cf7
commit 39869d3c67
2 changed files with 62 additions and 15 deletions
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65
hutool-core/src/test/java/cn/hutool/core/collection/CollUtilTest.java
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@@ -10,21 +10,7 @@ import lombok.Data;
import org.junit.Assert;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.SortedSet;
import java.util.*;
/**
* 集合工具类单元测试
@@ -908,6 +894,55 @@ public class CollUtilTest {
Assert.assertEquals("bb", distinct.get(1).getName());
}
@Test
public void unionNullTest() {
List<String> list1 = new ArrayList<>();
List<String> list2 = null;
List<String> list3 = null;
Collection<String> union = CollUtil.union(list1, list2, list3);
Assert.assertNotNull(union);
}
@Test
public void unionDistinctNullTest() {
List<String> list1 = new ArrayList<>();
List<String> list2 = null;
List<String> list3 = null;
Set<String> set = CollUtil.unionDistinct(list1, list2, list3);
Assert.assertNotNull(set);
}
@Test
public void unionAllNullTest() {
List<String> list1 = new ArrayList<>();
List<String> list2 = null;
List<String> list3 = null;
List<String> list = CollUtil.unionAll(list1, list2, list3);
Assert.assertNotNull(list);
}
@Test
public void intersectionNullTest() {
List<String> list1 = new ArrayList<>();
list1.add("aa");
List<String> list2 = new ArrayList<>();
list2.add("aa");
List<String> list3 = null;
Collection<String> collection = CollUtil.intersection(list1, list2, list3);
Assert.assertNotNull(collection);
}
@Test
public void intersectionDistinctNullTest() {
List<String> list1 = new ArrayList<>();
list1.add("aa");
List<String> list2 = null;
// list2.add("aa");
List<String> list3 = null;
Collection<String> collection = CollUtil.intersectionDistinct(list1, list2, list3);
Assert.assertNotNull(collection);
}
@Data
@AllArgsConstructor
static class Person {