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修改CollUtil.union等方法泛型，使其支持多种子类union一个父类集合

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This commit is contained in:
Looly 2023-06-27 17:13:32 +08:00
parent c268dc7520
commit 45e22a21d8
1 changed files with 10 additions and 10 deletions
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20
hutool-core/src/test/java/org/dromara/hutool/core/collection/CollUtilTest.java
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@ -1115,7 +1115,7 @@ public class CollUtilTest {
@Data
static class Cat extends Animal {
public Cat(String name, Integer age) {
public Cat(final String name, final Integer age) {
super(name, age);
}
}
@ -1125,7 +1125,7 @@ public class CollUtilTest {
@Data
static class Pig extends Animal {
public Pig(String name, Integer age) {
public Pig(final String name, final Integer age) {
super(name, age);
}
}
@ -1204,24 +1204,24 @@ public class CollUtilTest {
@Test
public void unionExtendTest() {
List<Dog> dog = Arrays.asList(new Dog("dog1", 12), new Dog("dog2", 12));
List<Cat> cat = Arrays.asList(new Cat("cat1", 12), new Cat("cat2", 12));
final List<Dog> dog = Arrays.asList(new Dog("dog1", 12), new Dog("dog2", 12));
final List<Cat> cat = Arrays.asList(new Cat("cat1", 12), new Cat("cat2", 12));
Assertions.assertEquals(CollUtil.union(dog, cat).size(), dog.size() + cat.size());
}
@Test
public void unionAllExtendTest() {
List<Dog> dog = Arrays.asList(new Dog("dog1", 12), new Dog("dog2", 12));
List<Cat> cat = Arrays.asList(new Cat("cat1", 12), new Cat("cat2", 12));
List<Pig> pig = Arrays.asList(new Pig("pig1", 12), new Pig("pig2", 12));
final List<Dog> dog = Arrays.asList(new Dog("dog1", 12), new Dog("dog2", 12));
final List<Cat> cat = Arrays.asList(new Cat("cat1", 12), new Cat("cat2", 12));
final List<Pig> pig = Arrays.asList(new Pig("pig1", 12), new Pig("pig2", 12));
Assertions.assertEquals(CollUtil.unionAll(dog, cat, pig).size(), dog.size() + cat.size() + pig.size());
}
@Test
public void unionDistinctExtendTest() {
List<Dog> dog = Arrays.asList(new Dog("dog1", 12), new Dog("dog1", 12)); // same
List<Cat> cat = Arrays.asList(new Cat("cat1", 12), new Cat("cat2", 12));
List<Pig> pig = Arrays.asList(new Pig("pig1", 12), new Pig("pig2", 12));
final List<Dog> dog = Arrays.asList(new Dog("dog1", 12), new Dog("dog1", 12)); // same
final List<Cat> cat = Arrays.asList(new Cat("cat1", 12), new Cat("cat2", 12));
final List<Pig> pig = Arrays.asList(new Pig("pig1", 12), new Pig("pig2", 12));
Assertions.assertEquals(CollUtil.unionDistinct(dog, cat, pig).size(), 5);
}
}