From 59be04e0a56f480b429139fe947b072983e2eff6 Mon Sep 17 00:00:00 2001
From: Looly <loolly@gmail.com>
Date: Fri, 17 Sep 2021 21:15:04 +0800
Subject: [PATCH] add test

---
 .../src/main/java/cn/hutool/core/util/NumberUtil.java      | 3 ++-
 .../src/test/java/cn/hutool/core/util/NumberUtilTest.java  | 7 +++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/hutool-core/src/main/java/cn/hutool/core/util/NumberUtil.java b/hutool-core/src/main/java/cn/hutool/core/util/NumberUtil.java
index 52bb135fc..c5bf25e57 100644
--- a/hutool-core/src/main/java/cn/hutool/core/util/NumberUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/util/NumberUtil.java
@@ -2501,7 +2501,8 @@ public class NumberUtil {
 	}
 
 	/**
-	 * 将指定字符串转换为{@link Number} 对象
+	 * 将指定字符串转换为{@link Number} 对象<br>
+	 * 此方法不支持科学计数法
 	 *
 	 * @param numberStr Number字符串
 	 * @return Number对象
diff --git a/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
index 5f8603999..ffdbd953e 100644
--- a/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/util/NumberUtilTest.java
@@ -393,4 +393,11 @@ public class NumberUtilTest {
 		final Set<?> set = Convert.convert(Set.class, ints);
 		Assert.assertEquals(7, set.size());
 	}
+
+	@Test
+	public void toPlainNumberTest(){
+		String num = "5344.34234e3";
+		final String s = new BigDecimal(num).toPlainString();
+		Assert.assertEquals("5344342.34", s);
+	}
 }