add test

hutool-core/src/test/java/org/dromara/hutool/core/text/split/Issue3660Test.java

@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2024. looly(loolly@aliyun.com)
+ * Hutool is licensed under Mulan PSL v2.
+ * You can use this software according to the terms and conditions of the Mulan PSL v2.
+ * You may obtain a copy of Mulan PSL v2 at:
+ *          https://license.coscl.org.cn/MulanPSL2
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PSL v2 for more details.
+ */
+
+package org.dromara.hutool.core.text.split;
+
+import org.junit.jupiter.api.Test;
+
+import java.util.List;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class Issue3660Test {
+	@Test
+	public void splitTest() {
+		List<String> split = SplitUtil.split("", ",");
+		assertEquals(1, split.size());
+
+		split = SplitUtil.splitTrim("", ",");
+		assertEquals(0, split.size());
+	}
+}