file.txt

@Stepwise
class ASpecThatBuysAProduct extends Specification {	
        abstract buyProduct(product) {
		when:
		to ProductsPage
		buy(this.product)
		then:
		at CartPage
	}
	
	def "buy the product"() {
                steps:
		buyProduct(Product.get(2))
	}
	
	// some other feature methods
}