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fix StrBuilder bug

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Looly
2019-09-27 19:35:39 +08:00
parent 60f3970b04
commit 4f811fc984
4 changed files with 123 additions and 66 deletions
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31
hutool-core/src/test/java/cn/hutool/core/text/StrBuilderTest.java
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@@ -86,4 +86,35 @@ public class StrBuilderTest {
builder.append(123).append(456.123D).append(true).append('\n');
Assert.assertEquals("123456.123true\n", builder.toString());
}
@Test
public void delTest() {
// 删除全部测试
StrBuilder strBuilder = new StrBuilder("ABCDEFG");
int length = strBuilder.length();
StrBuilder builder = strBuilder.del(0, length);
Assert.assertEquals("", builder.toString());
}
@Test
public void delTest2() {
// 删除中间部分测试
StrBuilder strBuilder = new StrBuilder("ABCDEFG");
int length = strBuilder.length();
StrBuilder builder = strBuilder.del(2,6);
Assert.assertEquals("ABG", builder.toString());
}
@Test
public void delToTest() {
StrBuilder strBuilder = new StrBuilder("ABCDEFG");
// 不处理
StrBuilder builder = strBuilder.delTo(7);
Assert.assertEquals("ABCDEFG", builder.toString());
// 删除全部
builder = strBuilder.delTo(0);
Assert.assertEquals("", builder.toString());
}
}