function test_get_code() { $coupon = new WPSC_Coupon(self::PERCENTAGE_COUPON_ID); $exists = $coupon->exists(); $this->assertTrue($exists); if ($exists) { $coupon->set('coupon_code', self::PERCENTAGE_COUPON_CODE); $coupon->save(); $coupon->delete_cache(); $new_coupon = new WPSC_Coupon(self::PERCENTAGE_COUPON_ID); $this->assertEquals(self::PERCENTAGE_COUPON_CODE, $new_coupon->get('coupon_code')); } }