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修复VersionComparator在极端数据排序时候违反了自反性问题

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Looly
2023-09-21 11:34:05 +08:00
parent 90646bc45d
commit 6d2d57e34b
4 changed files with 52 additions and 12 deletions
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27
hutool-core/src/test/java/cn/hutool/core/comparator/VersionComparatorTest.java
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@@ -15,36 +15,59 @@ public class VersionComparatorTest {
public void versionComparatorTest1() {
int compare = VersionComparator.INSTANCE.compare("1.2.1", "1.12.1");
Assert.assertTrue(compare < 0);
// 自反测试
compare = VersionComparator.INSTANCE.compare("1.12.1", "1.2.1");
Assert.assertTrue(compare > 0);
}
@Test
public void versionComparatorTest2() {
int compare = VersionComparator.INSTANCE.compare("1.12.1", "1.12.1c");
Assert.assertTrue(compare < 0);
compare = VersionComparator.INSTANCE.compare("1.12.1c", "1.12.1");
Assert.assertTrue(compare > 0);
}
@Test
public void versionComparatorTest3() {
int compare = VersionComparator.INSTANCE.compare(null, "1.12.1c");
Assert.assertTrue(compare < 0);
// 自反测试
compare = VersionComparator.INSTANCE.compare("1.12.1c", null);
Assert.assertTrue(compare > 0);
}
@Test
public void versionComparatorTest4() {
int compare = VersionComparator.INSTANCE.compare("1.13.0", "1.12.1c");
Assert.assertTrue(compare > 0);
// 自反测试
compare = VersionComparator.INSTANCE.compare("1.12.1c", "1.13.0");
Assert.assertTrue(compare < 0);
}
@Test
public void versionComparatorTest5() {
int compare = VersionComparator.INSTANCE.compare("V1.2", "V1.1");
Assert.assertTrue(compare > 0);
// 自反测试
compare = VersionComparator.INSTANCE.compare("V1.1", "V1.2");
Assert.assertTrue(compare < 0);
}
@Test
public void versionComparatorTes6() {
int compare = VersionComparator.INSTANCE.compare("V0.0.20170102", "V0.0.20170101");
Assert.assertTrue(compare > 0);
// 自反测试
compare = VersionComparator.INSTANCE.compare("V0.0.20170101", "V0.0.20170102");
Assert.assertTrue(compare < 0);
}
@Test
@@ -58,5 +81,9 @@ public class VersionComparatorTest {
public void versionComparatorTest7() {
int compare = VersionComparator.INSTANCE.compare("1.12.2", "1.12.1c");
Assert.assertTrue(compare > 0);
// 自反测试
compare = VersionComparator.INSTANCE.compare("1.12.1c", "1.12.2");
Assert.assertTrue(compare < 0);
}
}