"testing" ) func TestArgs(t *testing.T) { RegisterFailHandler(Fail) RunSpecs(t, "Args Parser") } var _ = Describe("ArgParser", func() { Describe("Options.Convert()", func() { It("Should convert options to integers", func() { opts := args.Options{"one": args.OptResult{Value: 1, Seen: false}} var result int opts.Convert("one", "int", func(value interface{}) { result = value.(int) }) Expect(result).To(Equal(1)) }) It("Should raise panic if unable to cast an option", func() { opts := args.Options{"one": args.OptResult{Value: "", Seen: false}} panicCaught := false result := 0 defer func() { msg := recover() Expect(msg).ToNot(BeNil()) Expect(msg).To(ContainSubstring("Refusing")) panicCaught = true }()