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修复StrSplitter.splitByRegex使用空参数导致的OOM问题

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Looly
2023-12-12 04:29:27 +08:00
parent f39d7c5393
commit 2a164a7692
3 changed files with 51 additions and 16 deletions
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18
hutool-core/src/test/java/org/dromara/hutool/core/text/split/SplitUtilTest.java
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@@ -14,10 +14,12 @@ package org.dromara.hutool.core.text.split;
import org.dromara.hutool.core.collection.ListUtil;
import org.dromara.hutool.core.lang.Console;
import org.dromara.hutool.core.text.finder.PatternFinder;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import java.util.List;
import java.util.regex.Pattern;
/**
* {@link SplitUtil} 单元测试
@@ -120,9 +122,23 @@ public class SplitUtilTest {
@Test
void issue3421Test() {
List<String> strings = SplitUtil.splitByRegex("", "", 0, false, false);
Assertions.assertEquals(ListUtil.empty(), strings);
Assertions.assertEquals(ListUtil.of(""), strings);
strings = SplitUtil.splitByRegex("aaa", "", 0, false, false);
Assertions.assertEquals(ListUtil.of("aaa"), strings);
strings = SplitUtil.splitByRegex("", "aaa", 0, false, false);
Assertions.assertEquals(ListUtil.of(""), strings);
strings = SplitUtil.splitByRegex("", "", 0, false, true);
Assertions.assertEquals(ListUtil.of(), strings);
}
@Test
void issue3421Test2() {
// 测试在无前置判断时，是否死循环
final SplitIter splitIter = new SplitIter("", new PatternFinder(Pattern.compile("")), -1, false);
final List<String> list = splitIter.toList(false);
Assertions.assertEquals(ListUtil.of(""), list);
}
}