diff --git a/hutool-core/src/test/java/cn/hutool/core/collection/RingIndexUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/collection/RingIndexUtilTest.java
index 4ff70cdd1..7ce717aa3 100644
--- a/hutool-core/src/test/java/cn/hutool/core/collection/RingIndexUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/collection/RingIndexUtilTest.java
@@ -1,7 +1,7 @@
 package cn.hutool.core.collection;
 
-import cn.hutool.core.lang.Assert;
 import cn.hutool.core.thread.ThreadUtil;
+import org.junit.Assert;
 import org.junit.Test;
 
 import java.util.Arrays;
@@ -27,7 +27,7 @@ public class RingIndexUtilTest {
 		ThreadUtil.concurrencyTest(strList.size(), () -> {
 			final int index = RingIndexUtil.ringNextIntByObj(strList, atomicInteger);
 			final String s = strList.get(index);
-			Assert.notNull(s);
+			Assert.assertNotNull(s);
 		});
 	}
 
diff --git a/hutool-core/src/test/java/cn/hutool/core/thread/AsyncUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/thread/AsyncUtilTest.java
index f6a00a486..89d6640d2 100644
--- a/hutool-core/src/test/java/cn/hutool/core/thread/AsyncUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/thread/AsyncUtilTest.java
@@ -1,6 +1,6 @@
 package cn.hutool.core.thread;
 
-import cn.hutool.core.lang.Assert;
+import org.junit.Assert;
 import org.junit.Ignore;
 import org.junit.Test;
 
@@ -33,6 +33,6 @@ public class AsyncUtilTest {
 		// 等待完成
 		AsyncUtil.waitAll(hutool, sweater, warm);
 		// 获取结果
-		Assert.isTrue("hutool卫衣真暖和".equals(AsyncUtil.get(hutool) + AsyncUtil.get(sweater) + AsyncUtil.get(warm)));
+		Assert.assertEquals("hutool卫衣真暖和", AsyncUtil.get(hutool) + AsyncUtil.get(sweater) + AsyncUtil.get(warm));
 	}
 }
diff --git a/hutool-core/src/test/java/cn/hutool/core/util/StrUtilTest.java b/hutool-core/src/test/java/cn/hutool/core/util/StrUtilTest.java
index 654466dab..d8fd2ea54 100644
--- a/hutool-core/src/test/java/cn/hutool/core/util/StrUtilTest.java
+++ b/hutool-core/src/test/java/cn/hutool/core/util/StrUtilTest.java
@@ -89,9 +89,9 @@ public class StrUtilTest {
 		Assert.assertEquals("", split.get(2));
 	}
 
-	@Test(expected = IllegalArgumentException.class)
+	@Test
 	public void splitNullTest() {
-		StrUtil.split(null, '.');
+		Assert.assertEquals(0, StrUtil.split(null, '.').size());
 	}
 
 	@Test(expected = IllegalArgumentException.class)
diff --git a/hutool-crypto/src/test/java/cn/hutool/crypto/test/BCUtilTest.java b/hutool-crypto/src/test/java/cn/hutool/crypto/test/BCUtilTest.java
index ce324c6c3..8a922cdef 100644
--- a/hutool-crypto/src/test/java/cn/hutool/crypto/test/BCUtilTest.java
+++ b/hutool-crypto/src/test/java/cn/hutool/crypto/test/BCUtilTest.java
@@ -1,9 +1,9 @@
 package cn.hutool.crypto.test;
 
-import cn.hutool.core.lang.Assert;
 import cn.hutool.crypto.BCUtil;
 import org.bouncycastle.crypto.params.ECPrivateKeyParameters;
 import org.bouncycastle.crypto.params.ECPublicKeyParameters;
+import org.junit.Assert;
 import org.junit.Test;
 
 public class BCUtilTest {
@@ -17,7 +17,7 @@ public class BCUtilTest {
 		String y = "F7E938B02EED7280277493B8556E5B01CB436E018A562DFDC53342BF41FDF728";
 
 		final ECPublicKeyParameters keyParameters = BCUtil.toSm2Params(x, y);
-		Assert.notNull(keyParameters);
+		Assert.assertNotNull(keyParameters);
 	}
 
 	@Test
@@ -25,6 +25,6 @@ public class BCUtilTest {
 		String privateKeyHex = "5F6CA5BB044C40ED2355F0372BF72A5B3AE6943712F9FDB7C1FFBAECC06F3829";
 
 		final ECPrivateKeyParameters keyParameters = BCUtil.toSm2Params(privateKeyHex);
-		Assert.notNull(keyParameters);
+		Assert.assertNotNull(keyParameters);
 	}
 }