public function testTableMetadata() { $db = new Database(); $db->pdo($this->pdo); $this->assertTrue($db->table_exists('albums')); //$this->assertFalse($db->table_exists('users')); $this->assertEquals('id', $db->get_pk('artists')); $this->assertEquals(['id'], $db->get_pk('songs', true)); $this->assertEquals(['id', 'name'], $db->get_cols('artists')); }