From 39a618ff10660873bdf542feee328785001a1053 Mon Sep 17 00:00:00 2001
From: Husky <2466896229@qq.com>
Date: Tue, 30 Aug 2022 17:44:36 +0800
Subject: [PATCH] =?UTF-8?q?ZoneUtilTest=20=E5=AE=8C=E5=96=84?=
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---
 .../java/cn/hutool/core/date/ZoneUtilTest.java   | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 hutool-core/src/test/java/cn/hutool/core/date/ZoneUtilTest.java

diff --git a/hutool-core/src/test/java/cn/hutool/core/date/ZoneUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/date/ZoneUtilTest.java
new file mode 100644
index 000000000..c9a3f14ea
--- /dev/null
+++ b/hutool-core/src/test/java/cn/hutool/core/date/ZoneUtilTest.java
@@ -0,0 +1,16 @@
+package cn.hutool.core.date;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.time.ZoneId;
+import java.util.TimeZone;
+
+public class ZoneUtilTest {
+
+	@Test
+	public void test() {
+		Assert.assertEquals(ZoneId.systemDefault(), ZoneUtil.toZoneId(null));
+		Assert.assertEquals(TimeZone.getDefault(), ZoneUtil.toTimeZone(null));
+	}
+}