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feat(5.4.1): 增加TreeConvert

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增加TreeConvert,方便的构建树形数据结构
This commit is contained in:
晴雨夜 2020-08-26 12:26:49 +08:00
parent a92d442c26
commit 145b8cc6ca
1 changed files with 15 additions and 4 deletions
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19
hutool-core/src/test/java/cn/hutool/core/lang/tree/TreeConvertTest.java
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@ -11,7 +11,8 @@ import java.util.List;
* 树转换测试
*/
public class TreeConvertTest {
//
private static final String ROOT = "0";
// 子父级测试数据
private List<Dept> parentChildMaterials = Arrays.asList(
new Dept("00000001", "0", "xxx公司"),
@ -38,12 +39,22 @@ public class TreeConvertTest {
@Test
public void testParentChild() {
List<Dept> tree = TreeConvert.convert(parentChildMaterials, Dept.class,
root -> "0".equals(root.getParentId()),
// TreeConvertTest::rootDecide
root -> ROOT.equals(root.getParentId()),
// TreeConvertTest::leafDecide
(root, leaf) -> leaf.getParentId().equals(root.getDeptId())
);
Assert.assertEquals("0", tree.get(0).getParentId());
Assert.assertEquals(ROOT, tree.get(0).getParentId());
}
// 静态抽象
public static boolean rootDecide(Dept root) {
return ROOT.equals(root.getDeptId());
}
// 静态抽象
public static boolean leafDecide(Dept root, Dept leaf) {
return leaf.getParentId().equals(root.getDeptId());
}
// 排序号测试
@Test
public void testSortNo() {
@ -54,7 +65,7 @@ public class TreeConvertTest {
!leaf.getSortNo().equals(root.getSortNo()) &&
leaf.getSortNo().length() - root.getSortNo().length() == 2
);
Assert.assertEquals("0", tree.get(0).getParentId());
Assert.assertEquals("00", tree.get(0).getSortNo());
}
// 测试实体类