fc.NewStringFlag("s", "s2", "setting new string flag")
			fc.Parse("-s", "test2")
			Expect(fc.IsSet("s")).To(BeTrue())
			Expect(fc.IsSet("s2")).To(BeTrue())
			Expect(fc.String("s")).To(Equal("test2"))
			Expect(fc.String("s2")).To(Equal("test2"))
		})
	})

	Describe("NewStringFlagWithDefault()", func() {
		It("init the flag context with a new string flagset with default value", func() {
			fc.Parse("-s", "test")
			Expect(fc.IsSet("s")).To(BeFalse())
			Expect(fc.String("s")).To(Equal(""))

			fc.NewStringFlagWithDefault("s", "s2", "setting new string flag", "barz")
			fc.Parse()
			Expect(fc.IsSet("s")).To(BeTrue())
			Expect(fc.IsSet("s2")).To(BeTrue())
			Expect(fc.String("s")).To(Equal("barz"))
			Expect(fc.String("s2")).To(Equal("barz"))
		})
	})

	Describe("NewBoolFlag()", func() {
		It("init the flag context with a new bool flagset", func() {
			fc.Parse("--force")
			Expect(fc.IsSet("force")).To(BeFalse())

			fc.NewBoolFlag("force", "f", "force process")
			fc.Parse("--force")