- [ ] I have searched the [issues](https://github.com/apache/incubator-dubbo/issues) of this repository and believe that this is not a duplicate.
- [ ] I have checked the [FAQ](https://github.com/apache/incubator-dubbo/blob/master/FAQ.md) of this repository and believe that this is not a duplicate.

### Environment

* Dubbo version: xxx
* Operating System version: xxx
* Java version: xxx

### Steps to reproduce this issue
the following unit test has been failed in windows OS

org.apache.dubbo.qos.textui.TKvTest#test1
org.apache.dubbo.qos.textui.TLadderTest#testRendering
org.apache.dubbo.qos.textui.TTableTest#test1
org.apache.dubbo.qos.textui.TTableTest#test2

Pls. provide [GitHub address] to reproduce this issue.

### Expected Result

What do you expected from the above steps？

### Actual Result

What actually happens?

If there is an exception, please attach the exception trace:

```
Just put your stack trace here!
```

public void test1() throws Exception {
        TTable table = new TTable(4);
        table.addRow(1, "one", "uno", "un");
        table.addRow(2, "two", "dos", "deux");
        String result = table.rendering();
        String expected = "+-+---+---+----+\n" +
                "|1|one|uno|un  |\n" +
                "+-+---+---+----+\n" +
                "|2|two|dos|deux|\n" +
                "+-+---+---+----+\n";
        assertThat(result, equalTo(expected));
        System.out.println(result);
    }
    @Test
    public void test2() throws Exception {
        TTable table = new TTable(new TTable.ColumnDefine[]{
                new TTable.ColumnDefine(5, true, TTable.Align.LEFT),
                new TTable.ColumnDefine(10, false, TTable.Align.MIDDLE),
                new TTable.ColumnDefine(10, false, TTable.Align.RIGHT)
        });
        table.addRow(1, "abcde", "ABCDE");
        String result = table.rendering();
        String expected = "+-+----------+----------+\n" +
                "|1|   abcde  |     ABCDE|\n" +
                "+-+----------+----------+\n";
        assertThat(result, equalTo(expected));
        System.out.println(result);
    }
}