Golang FlagContext.NewIntFlag方法代碼示例

)

var _ = Describe("SSHOptions", func() {
	var (
		opts       *options.SSHOptions
		args       []string
		parseError error
		fc         flags.FlagContext
	)

	Describe("Parse", func() {
		BeforeEach(func() {
			fc = flags.New()
			fc.NewStringSliceFlag("L", "", "")
			fc.NewStringSliceFlag("command", "c", "")
			fc.NewIntFlag("app-instance-index", "i", "")
			fc.NewBoolFlag("skip-host-validation", "k", "")
			fc.NewBoolFlag("skip-remote-execution", "N", "")
			fc.NewBoolFlag("request-pseudo-tty", "t", "")
			fc.NewBoolFlag("force-pseudo-tty", "tt", "")
			fc.NewBoolFlag("disable-pseudo-tty", "T", "")

			args = []string{}
			parseError = nil
		})

		JustBeforeEach(func() {
			err := fc.Parse(args...)
			Expect(err).NotTo(HaveOccurred())

			opts, parseError = options.NewSSHOptions(fc)

			fc.NewBoolFlag("force", "f", "force process")
			fc.Parse("--force")
			Expect(fc.IsSet("force")).To(BeTrue())
			Expect(fc.IsSet("f")).To(BeTrue())
			Expect(fc.Bool("force")).To(BeTrue())
			Expect(fc.Bool("f")).To(BeTrue())
		})
	})

	Describe("NewIntFlag()", func() {
		It("init the flag context with a new int flagset", func() {
			fc.Parse("-i", "5")
			Expect(fc.IsSet("i")).To(BeFalse())
			Expect(fc.Int("i")).To(Equal(0))

			fc.NewIntFlag("i", "i2", "setting new int flag")
			fc.Parse("-i", "5")
			Expect(fc.IsSet("i")).To(BeTrue())
			Expect(fc.IsSet("i2")).To(BeTrue())
			Expect(fc.Int("i")).To(Equal(5))
			Expect(fc.Int("i2")).To(Equal(5))
		})
	})

	Describe("NewIntFlagWithDefault()", func() {
		It("init the flag context with a new int flagset with default value", func() {
			fc.Parse("-i", "5")
			Expect(fc.IsSet("i")).To(BeFalse())
			Expect(fc.Int("i")).To(Equal(0))

			fc.NewIntFlagWithDefault("i", "i2", "setting new int flag", 10)

import (
	"strings"

	"code.cloudfoundry.org/cli/cf/flags"
	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"
)

var _ = Describe("ShowUsage", func() {
	var fc flags.FlagContext

	Context("when given a flag with a longname", func() {
		BeforeEach(func() {
			fc = flags.New()
			fc.NewIntFlag("flag-a", "", "")
		})

		It("prints the longname with two hyphens", func() {
			outputs := fc.ShowUsage(0)
			Expect(outputs).To(ContainSubstring("--flag-a"))
		})
	})

	Context("when given a flag with a longname and usage", func() {
		BeforeEach(func() {
			fc = flags.New()
			fc.NewIntFlag("flag-a", "", "Usage for flag-a")
		})

		It("prints the longname with two hyphens followed by the usage", func() {