diff --git a/hutool-core/src/test/java/cn/hutool/core/date/ZodiacTest.java b/hutool-core/src/test/java/cn/hutool/core/date/ZodiacTest.java
index dac1329c3..bbe1eac5c 100644
--- a/hutool-core/src/test/java/cn/hutool/core/date/ZodiacTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/date/ZodiacTest.java
@@ -3,6 +3,9 @@ package cn.hutool.core.date;
 import org.junit.Assert;
 import org.junit.Test;
 
+import java.util.Calendar;
+import java.util.Date;
+
 public class ZodiacTest {
 
 	@Test
@@ -10,6 +13,11 @@ public class ZodiacTest {
 		Assert.assertEquals("摩羯座", Zodiac.getZodiac(Month.JANUARY, 19));
 		Assert.assertEquals("水瓶座", Zodiac.getZodiac(Month.JANUARY, 20));
 		Assert.assertEquals("巨蟹座", Zodiac.getZodiac(6, 17));
+		Calendar calendar = Calendar.getInstance();
+		calendar.set(2022, Calendar.JULY, 17);
+		Assert.assertEquals("巨蟹座", Zodiac.getZodiac(calendar.getTime()));
+		Assert.assertEquals("巨蟹座", Zodiac.getZodiac(calendar));
+		Assert.assertNull(Zodiac.getZodiac((Calendar) null));
 	}
 
 	@Test
@@ -17,5 +25,11 @@ public class ZodiacTest {
 		Assert.assertEquals("狗", Zodiac.getChineseZodiac(1994));
 		Assert.assertEquals("狗", Zodiac.getChineseZodiac(2018));
 		Assert.assertEquals("猪", Zodiac.getChineseZodiac(2019));
+		Calendar calendar = Calendar.getInstance();
+		calendar.set(2022, Calendar.JULY, 17);
+		Assert.assertEquals("虎", Zodiac.getChineseZodiac(calendar.getTime()));
+		Assert.assertEquals("虎", Zodiac.getChineseZodiac(calendar));
+		Assert.assertNull(Zodiac.getChineseZodiac(1899));
+		Assert.assertNull(Zodiac.getChineseZodiac((Calendar) null));
 	}
 }