diff --git a/hutool-core/src/test/java/cn/hutool/core/util/RandomUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/util/RandomUtilTest.java
index 9d5108a9b..42ba46299 100644
--- a/hutool-core/src/test/java/cn/hutool/core/util/RandomUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/util/RandomUtilTest.java
@@ -41,4 +41,16 @@ public class RandomUtilTest {
 		final char c = RandomUtil.randomNumber();
 		Assert.assertTrue(c <= '9');
 	}
+
+	@Test
+	public void randomIntTest() {
+		final int c = RandomUtil.randomInt(10, 100);
+		Assert.assertTrue(c >= 10 && c < 100);
+	}
+
+	@Test
+	public void randomBytesTest() {
+		final byte[] c = RandomUtil.randomBytes(10);
+		Assert.assertNotNull(c);
+	}
 }