Add unit test for DataSourcesCloserTest (#31060)

* Add unit test for DataSourcesCloserTest

* Rename test to assertClose

* Add QuietlyCloser Unit Test

infra/util/src/test/java/org/apache/shardingsphere/infra/util/close/DataSourcesCloserTest.java

@@ -0,0 +1,38 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.shardingsphere.infra.util.close;
+
+import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
+
+import javax.sql.DataSource;
+import java.util.Collections;
+
+import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+class DataSourcesCloserTest {
+
+    @Test
+    void assertClose() {
+        DataSource mockDataSource = Mockito.mock(DataSource.class, Mockito.withSettings().extraInterfaces(AutoCloseable.class));
+        DataSourcesCloser.close(Collections.singletonList(mockDataSource));
+        assertDoesNotThrow(() -> verify((AutoCloseable) mockDataSource, times(1)).close());
+    }
+}

infra/util/src/test/java/org/apache/shardingsphere/infra/util/close/QuietlyCloserTest.java

@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.shardingsphere.infra.util.close;
+
+import org.junit.jupiter.api.Test;
+import org.mockito.Mockito;
+
+import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+class QuietlyCloserTest {
+
+    @Test
+    void testClose() {
+        AutoCloseable mockAutoCloseable = Mockito.mock(AutoCloseable.class);
+        QuietlyCloser.close(mockAutoCloseable);
+        assertDoesNotThrow(() -> verify(mockAutoCloseable, times(1)).close());
+    }
+}