diff --git a/tests/unit/framework/db/cubrid/CubridCommandTest.php b/tests/unit/framework/db/cubrid/CubridCommandTest.php
index 5fe8848..4151f2b 100644
--- a/tests/unit/framework/db/cubrid/CubridCommandTest.php
+++ b/tests/unit/framework/db/cubrid/CubridCommandTest.php
@@ -69,4 +69,13 @@ class CubridCommandTest extends CommandTest
 		$command->bindValue(':name', 'user5');
 		$this->assertEquals('user5@example.com', $command->queryScalar());
 	}
+
+	public function testAutoQuoting()
+	{
+		$db = $this->getConnection(false);
+
+		$sql = 'SELECT [[id]], [[t.name]] FROM {{tbl_customer}} t';
+		$command = $db->createCommand($sql);
+		$this->assertEquals('SELECT "id", "t"."name" FROM "tbl_customer" t', $command->sql);
+	}
 }
diff --git a/tests/unit/framework/db/cubrid/CubridConnectionTest.php b/tests/unit/framework/db/cubrid/CubridConnectionTest.php
index 6924883..2ce1c7b 100644
--- a/tests/unit/framework/db/cubrid/CubridConnectionTest.php
+++ b/tests/unit/framework/db/cubrid/CubridConnectionTest.php
@@ -14,4 +14,27 @@ class CubridConnectionTest extends ConnectionTest
 		$this->assertEquals("'string'", $connection->quoteValue('string'));
 		$this->assertEquals("'It''s interesting'", $connection->quoteValue("It's interesting"));
 	}
+
+	public function testQuoteTableName()
+	{
+		$connection = $this->getConnection(false);
+		$this->assertEquals('"table"', $connection->quoteTableName('table'));
+		$this->assertEquals('"table"', $connection->quoteTableName('"table"'));
+		$this->assertEquals('"schema"."table"', $connection->quoteTableName('schema.table'));
+		$this->assertEquals('"schema"."table"', $connection->quoteTableName('schema."table"'));
+		$this->assertEquals('{{table}}', $connection->quoteTableName('{{table}}'));
+		$this->assertEquals('(table)', $connection->quoteTableName('(table)'));
+	}
+
+	public function testQuoteColumnName()
+	{
+		$connection = $this->getConnection(false);
+		$this->assertEquals('"column"', $connection->quoteColumnName('column'));
+		$this->assertEquals('"column"', $connection->quoteColumnName('"column"'));
+		$this->assertEquals('"table"."column"', $connection->quoteColumnName('table.column'));
+		$this->assertEquals('"table"."column"', $connection->quoteColumnName('table."column"'));
+		$this->assertEquals('[[column]]', $connection->quoteColumnName('[[column]]'));
+		$this->assertEquals('{{column}}', $connection->quoteColumnName('{{column}}'));
+		$this->assertEquals('(column)', $connection->quoteColumnName('(column)'));
+	}
 }