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add method

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Looly
2021-02-26 22:50:35 +08:00
parent ba8b4ad760
commit 32c4952d31
10 changed files with 243 additions and 34 deletions
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11
hutool-core/src/test/java/cn/hutool/core/collection/CollUtilTest.java
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@@ -11,6 +11,7 @@ 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;
@@ -694,4 +695,14 @@ public class CollUtilTest {
Assert.assertEquals(0, CollUtil.page(3, 5, objects).size());
}
@Test
public void subtractToListTest(){
List<Long> list1 = Arrays.asList(1L, 2L, 3L);
List<Long> list2 = Arrays.asList(2L, 3L);
List<Long> result = CollUtil.subtractToList(list1, list2);
Assert.assertEquals(1, result.size());
Assert.assertEquals(1L, result.get(0), 1);
}
}