From 29b6de444f2cebe0d1e965e94584680539cc5741 Mon Sep 17 00:00:00 2001
From: totalo <totalo@qq.com>
Date: Sat, 10 Oct 2020 23:23:47 +0800
Subject: [PATCH] fixed #1155

---
 .../java/cn/hutool/core/io/unit/DataSizeUtilTest.java | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/hutool-core/src/test/java/cn/hutool/core/io/unit/DataSizeUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/io/unit/DataSizeUtilTest.java
index c264c1a55..cd1346366 100644
--- a/hutool-core/src/test/java/cn/hutool/core/io/unit/DataSizeUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/io/unit/DataSizeUtilTest.java
@@ -30,6 +30,17 @@ public class DataSizeUtilTest {
 
 		parse = DataSizeUtil.parse("3.1mb");
 		Assert.assertEquals(3250585, parse);
+
+		parse = DataSizeUtil.parse("3.1");
+		Assert.assertEquals(3, parse);
+
+		try {
+			parse = DataSizeUtil.parse("3.1.3");
+		} catch (IllegalArgumentException ie) {
+			Assert.assertEquals("'3.1.3' is not a valid data size", ie.getMessage());
+		}
+
+
 	}
 
 	@Test