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!177 新增一些工具方法

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Merge pull request !177 from easepan/feat/init-with-of
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Looly
2020-09-10 11:10:05 +08:00
committed by Gitee
parent 0863461a18 cdbbaf1b20
commit dfa0191b36
5 changed files with 96 additions and 0 deletions
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22
hutool-core/src/test/java/cn/hutool/core/comparator/CompareUtilTest.java
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@@ -1,8 +1,13 @@
package cn.hutool.core.comparator;
import cn.hutool.core.collection.ListUtil;
import org.junit.Assert;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class CompareUtilTest {
@Test
@@ -13,4 +18,21 @@ public class CompareUtilTest {
compare = CompareUtil.compare(null, "a", false);
Assert.assertTrue(compare < 0);
}
@Test
public void comparingPinyin() {
List<String> list = new ArrayList<>();
Collections.addAll(list, "成都", "北京", "上海", "深圳");
List<String> ascendingOrderResult = ListUtil.of("北京", "成都", "上海", "深圳");
List<String> descendingOrderResult = ListUtil.of("深圳", "上海", "成都", "北京");
// 正序
list.sort(CompareUtil.comparingPinyin(e -> e));
Assert.assertEquals(list, ascendingOrderResult);
// 反序
list.sort(CompareUtil.comparingPinyin(e -> e, true));
Assert.assertEquals(list, descendingOrderResult);
}
}