Expect(opt.NoArgs()).To(Equal(true))
})
It("Should return false if arguments on the command line", func() {
parser := args.Parser()
parser.Opt("--power-level", args.IsInt(), args.Default("1"))
opt, err := parser.ParseArgs(&[]string{"--power-level", "2"})
Expect(err).To(BeNil())
Expect(opt.Int("power-level")).To(Equal(2))
Expect(opt.NoArgs()).To(Equal(false))
})
})
Describe("parser.GenerateOptHelp()", func() {
It("Should generate help messages given a set of rules", func() {
parser := args.Parser(args.WrapLen(80))
parser.Opt("--power-level", args.Alias("-p"), args.Help("Specify our power level"))
parser.Opt("--cat-level", args.Alias("-c"), args.Help(`Lorem ipsum dolor sit amet, consectetur
mollit anim id est laborum.`))
msg := parser.GenerateOptHelp()
Expect(msg).To(Equal(" -p, --power-level Specify our power level " +
"\n -c, --cat-level Lorem ipsum dolor sit amet, consecteturmollit anim id est" +
"\n laborum. \n"))
})
})
/*Describe("parser.GenerateHelp()", func() {
It("Should generate help messages given a set of rules", func() {
parser := args.Parser(args.Name("dragon-ball"), args.WrapLen(80))
parser.Opt("--power-level", args.Alias("-p"), args.Help("Specify our power level"))
parser.Opt("--cat-level", args.Alias("-c"), args.Help(`Lorem ipsum dolor sit amet, consectetur
})
})
Describe("ArgParser.AddRule()", func() {
cmdLine := []string{"--power-level", "--power-level"}
It("Should add new rules", func() {
parser := args.NewParser()
rule := args.NewRuleModifier(parser).Count().Help("My help message")
parser.AddRule("--power-level", rule)
opt, err := parser.ParseArgs(&cmdLine)
Expect(err).To(BeNil())
Expect(opt.Int("power-level")).To(Equal(2))
})
})
Describe("ArgParser.GenerateOptHelp()", func() {
It("Should generate help messages given a set of rules", func() {
parser := args.NewParser(args.WrapLen(80))
parser.AddOption("--power-level").Alias("-p").Help("Specify our power level")
parser.AddOption("--cat-level").
Alias("-c").
Help(`Lorem ipsum dolor sit amet, consectetur
mollit anim id est laborum.`)
msg := parser.GenerateHelpSection(args.IsOption)
Expect(msg).To(Equal(" -p, --power-level Specify our power level" +
"\n -c, --cat-level Lorem ipsum dolor sit amet, consecteturmollit anim id est" +
"\n laborum.\n"))
})
})
Describe("ArgParser.GenerateHelp()", func() {
It("Should generate help messages given a set of rules", func() {
parser := args.NewParser(args.EnvPrefix("APP_"), args.Desc("Small Description"),
args.Name("dragon-ball"), args.WrapLen(80))