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增加判断数组是否有重复元素的方法

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huangxingming 2023-03-06 23:31:28 +08:00
parent f7b59ac744
commit f79e1e31fb
1 changed files with 19 additions and 0 deletions
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19
hutool-core/src/test/java/cn/hutool/core/util/ArrayUtilTest.java
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@ -673,4 +673,23 @@ public class ArrayUtilTest {
Assert.assertTrue(ArrayUtil.isSorted(f, Integer::compareTo));
Assert.assertFalse(ArrayUtil.isSorted(f, null));
}
@Test
public void hasSameElementTest() {
final Integer[] a = {1, 1};
Assert.assertTrue(ArrayUtil.hasSameElement(a));
final String[] b = {"a", "b", "c"};
Assert.assertFalse(ArrayUtil.hasSameElement(b));
final Object[] c = new Object[]{"1", "2", 2, 4D};
Assert.assertFalse(ArrayUtil.hasSameElement(c));
final Object[] d = new Object[]{"1", "2", "2", 4D};
Assert.assertTrue(ArrayUtil.hasSameElement(d));
final Object[] e = new Object[]{"1", 2, 2, 4D};
Assert.assertTrue(ArrayUtil.hasSameElement(e));
}
}