Update jdbc-v2/src/test/java/com/clickhouse/jdbc/ConnectionWithCustomDatabaseTest.java

Co-authored-by: windsurf-bot[bot] <189301087+windsurf-bot[bot]@users.noreply.github.com>

Author: enqueue

jdbc-v2/src/test/java/com/clickhouse/jdbc/ConnectionWithCustomDatabaseTest.java

@@ -14,9 +14,9 @@ public class ConnectionWithCustomDatabaseTest extends JdbcIntegrationTest {
     @Test(groups = { "integration" })
     public void testConnectionWithDashDatabaseName() throws Exception {
         Connection conn = this.getJdbcConnection();
-        Assert.assertEquals(
-            conn.createStatement().executeQuery("SELECT 1"),
-            Integer.valueOf(1));
+        java.sql.ResultSet rs = conn.createStatement().executeQuery("SELECT 1");
+        Assert.assertTrue(rs.next());
+        Assert.assertEquals(1, rs.getInt(1));
     }
 
     protected static String getDatabase() {