public function testShowColumns() { $this->engine->showColumns('id'); $this->assertEquals(array('id'), $this->engine->getOrder()); $this->engine->showColumns('name', 'email'); $this->assertEquals(array('id', 'name', 'email'), $this->engine->getOrder()); $this->engine->showColumns(array('foo', 'bar')); $this->assertEquals(array('id', 'name', 'email', 'foo', 'bar'), $this->engine->getOrder()); }