1316 lines
27 KiB
Go
1316 lines
27 KiB
Go
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package cli
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import (
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"flag"
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"os"
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"strings"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"testing"
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)
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func okCmd(t *testing.T, spec string, init CmdInitializer, args []string) {
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defer suppressOutput()()
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cmd := &Cmd{
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name: "test",
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optionsIdx: map[string]*opt{},
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argsIdx: map[string]*arg{},
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}
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cmd.Spec = spec
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cmd.ErrorHandling = flag.ContinueOnError
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init(cmd)
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err := cmd.doInit()
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require.Nil(t, err, "should parse")
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t.Logf("testing spec %s with args: %v", spec, args)
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inFlow := &step{}
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err = cmd.parse(args, inFlow, inFlow, &step{})
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require.Nil(t, err, "cmd parse should't fail")
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}
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func failCmd(t *testing.T, spec string, init CmdInitializer, args []string) {
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defer suppressOutput()()
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cmd := &Cmd{
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name: "test",
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optionsIdx: map[string]*opt{},
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argsIdx: map[string]*arg{},
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}
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cmd.Spec = spec
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cmd.ErrorHandling = flag.ContinueOnError
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init(cmd)
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err := cmd.doInit()
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require.NoError(t, err, "should parse")
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t.Logf("testing spec %s with args: %v", spec, args)
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inFlow := &step{}
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err = cmd.parse(args, inFlow, inFlow, &step{})
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require.Error(t, err, "cmd parse should have failed")
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}
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func badSpec(t *testing.T, spec string, init CmdInitializer) {
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cmd := &Cmd{
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name: "test",
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optionsIdx: map[string]*opt{},
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argsIdx: map[string]*arg{},
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}
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cmd.Spec = spec
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cmd.ErrorHandling = flag.ContinueOnError
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init(cmd)
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t.Logf("testing bad spec %s", spec)
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err := cmd.doInit()
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require.NotNil(t, err, "Bad spec %s should have failed to parse", spec)
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t.Logf("Bad spec %s did fail to parse with error: %v", spec, err)
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}
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func TestSpecBoolOpt(t *testing.T) {
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var f *bool
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init := func(c *Cmd) {
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f = c.BoolOpt("f force", false, "")
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}
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spec := "-f"
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okCmd(t, spec, init, []string{"-f"})
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require.True(t, *f)
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okCmd(t, spec, init, []string{"--force"})
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require.True(t, *f)
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okCmd(t, spec, init, []string{"-f=true"})
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require.True(t, *f)
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okCmd(t, spec, init, []string{"--force=true"})
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require.True(t, *f)
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okCmd(t, spec, init, []string{"--force=false"})
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require.False(t, *f)
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badCases := [][]string{
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{},
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{"-g"},
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{"-f", "-g"},
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{"-g", "-f"},
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{"-f", "true"},
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{"-f", "xxx"},
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{"xxx", "-f"},
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}
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for _, args := range badCases {
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failCmd(t, spec, init, args)
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}
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}
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func TestDefaultSpec(t *testing.T) {
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var (
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a *bool
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b *string
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c *string
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)
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type call struct {
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args []string
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a bool
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b, c string
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}
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cases := []struct {
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init func(cmd *Cmd)
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calls []call
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}{
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{
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func(cmd *Cmd) {
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a = cmd.BoolOpt("a", false, "")
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b = cmd.StringOpt("b", "", "")
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c = cmd.StringArg("C", "", "")
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},
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[]call{
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{[]string{"X"}, false, "", "X"},
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{[]string{"-a", "X"}, true, "", "X"},
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{[]string{"-b=Z", "X"}, false, "Z", "X"},
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{[]string{"-b=Z", "-a", "X"}, true, "Z", "X"},
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{[]string{"-a", "-b=Z", "X"}, true, "Z", "X"},
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},
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},
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}
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for _, cas := range cases {
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for _, cl := range cas.calls {
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okCmd(t, "", cas.init, cl.args)
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require.Equal(t, cl.a, *a)
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require.Equal(t, cl.b, *b)
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require.Equal(t, cl.c, *c)
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}
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}
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}
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func TestSpecOptFolding(t *testing.T) {
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var a, b, c *bool
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var d *string
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init := func(cmd *Cmd) {
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a = cmd.BoolOpt("a", false, "")
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b = cmd.BoolOpt("b", false, "")
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c = cmd.BoolOpt("c", false, "")
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d = cmd.StringOpt("d", "", "")
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}
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cases := []struct {
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spec string
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args []string
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a, b, c bool
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d string
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}{
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{
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"[-abcd]", []string{},
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false, false, false,
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"",
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},
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{
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"[-abcd]", []string{"-ab"},
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true, true, false,
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"",
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},
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{
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"[-abcd]", []string{"-ba"},
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true, true, false,
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"",
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},
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{
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"[-abcd]", []string{"-ad", "TEST"},
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true, false, false,
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"TEST",
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},
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{
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"[-abcd]", []string{"-adTEST"},
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true, false, false,
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"TEST",
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},
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{
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"[-abcd]", []string{"-abd", "TEST"},
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true, true, false,
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"TEST",
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},
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{
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"[-abcd]", []string{"-abdTEST"},
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true, true, false,
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"TEST",
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},
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{
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"[-abcd]", []string{"-abcd", "TEST"},
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true, true, true,
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"TEST",
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},
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{
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"[-abcd]", []string{"-bcd", "TEST"},
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false, true, true,
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"TEST",
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},
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{
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"[-abcd]", []string{"-cbd", "TEST"},
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false, true, true,
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"TEST",
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},
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{
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"[-abcd]", []string{"-ac"},
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true, false, true,
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"",
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},
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{
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"[-abcd]", []string{"-ca"},
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true, false, true,
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"",
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},
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{
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"[-abcd]", []string{"-cab"},
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true, true, true,
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"",
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},
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}
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for _, cas := range cases {
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okCmd(t, cas.spec, init, cas.args)
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require.Equal(t, cas.a, *a)
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require.Equal(t, cas.b, *b)
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require.Equal(t, cas.c, *c)
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require.Equal(t, cas.d, *d)
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}
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}
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func TestSpecStrOpt(t *testing.T) {
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var f *string
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init := func(c *Cmd) {
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f = c.StringOpt("f", "", "")
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}
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spec := "-f"
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cases := [][]string{
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{"-fValue"},
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{"-f", "Value"},
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{"-f=Value"},
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}
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for _, args := range cases {
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okCmd(t, spec, init, args)
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require.Equal(t, "Value", *f)
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}
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badCases := [][]string{
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{},
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{"-g"},
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{"-f", "-g"},
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{"-g", "-f"},
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{"-f", "xxx", "yyy"},
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{"xxx", "-f"},
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||
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}
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for _, args := range badCases {
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failCmd(t, spec, init, args)
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||
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}
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||
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}
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||
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||
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func TestSpecIntOpt(t *testing.T) {
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var f *int
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init := func(c *Cmd) {
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f = c.IntOpt("f", -1, "")
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}
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spec := "-f"
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cases := [][]string{
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{"-f42"},
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{"-f", "42"},
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{"-f=42"},
|
||
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}
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||
|
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for _, args := range cases {
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||
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okCmd(t, spec, init, args)
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||
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require.Equal(t, 42, *f)
|
||
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}
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||
|
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||
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badCases := [][]string{
|
||
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{},
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{"-f", "x"},
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{"-g"},
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|
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{"-f", "-g"},
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||
|
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{"-g", "-f"},
|
||
|
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{"-f", "xxx"},
|
||
|
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{"xxx", "-f"},
|
||
|
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}
|
||
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for _, args := range badCases {
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||
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failCmd(t, spec, init, args)
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||
|
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}
|
||
|
|
}
|
||
|
|
|
||
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func TestSpecStrsOpt(t *testing.T) {
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var f *[]string
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init := func(c *Cmd) {
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||
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f = c.StringsOpt("f", nil, "")
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||
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}
|
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spec := "-f..."
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cases := [][]string{
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{"-fA"},
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||
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{"-f", "A"},
|
||
|
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{"-f=A"},
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||
|
|
}
|
||
|
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for _, args := range cases {
|
||
|
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okCmd(t, spec, init, args)
|
||
|
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require.Equal(t, []string{"A"}, *f)
|
||
|
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}
|
||
|
|
|
||
|
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cases = [][]string{
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||
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{"-fA", "-f", "B"},
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||
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{"-f", "A", "-f", "B"},
|
||
|
|
{"-f=A", "-fB"},
|
||
|
|
}
|
||
|
|
for _, args := range cases {
|
||
|
|
okCmd(t, spec, init, args)
|
||
|
|
require.Equal(t, []string{"A", "B"}, *f)
|
||
|
|
}
|
||
|
|
|
||
|
|
badCases := [][]string{
|
||
|
|
{},
|
||
|
|
{"-g"},
|
||
|
|
{"-f", "-g"},
|
||
|
|
{"-g", "-f"},
|
||
|
|
{"-f", "xxx", "yyy"},
|
||
|
|
{"xxx", "-f"},
|
||
|
|
}
|
||
|
|
for _, args := range badCases {
|
||
|
|
failCmd(t, spec, init, args)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecIntsOpt(t *testing.T) {
|
||
|
|
var f *[]int
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.IntsOpt("f", nil, "")
|
||
|
|
}
|
||
|
|
spec := "-f..."
|
||
|
|
cases := [][]string{
|
||
|
|
{"-f1"},
|
||
|
|
{"-f", "1"},
|
||
|
|
{"-f=1"},
|
||
|
|
}
|
||
|
|
for _, args := range cases {
|
||
|
|
okCmd(t, spec, init, args)
|
||
|
|
require.Equal(t, []int{1}, *f)
|
||
|
|
}
|
||
|
|
|
||
|
|
cases = [][]string{
|
||
|
|
{"-f1", "-f", "2"},
|
||
|
|
{"-f", "1", "-f", "2"},
|
||
|
|
{"-f=1", "-f2"},
|
||
|
|
}
|
||
|
|
for _, args := range cases {
|
||
|
|
okCmd(t, spec, init, args)
|
||
|
|
require.Equal(t, []int{1, 2}, *f)
|
||
|
|
}
|
||
|
|
|
||
|
|
badCases := [][]string{
|
||
|
|
{},
|
||
|
|
{"-f", "b"},
|
||
|
|
{"-f", "3", "-f", "c"},
|
||
|
|
{"-g"},
|
||
|
|
{"-f", "-g"},
|
||
|
|
{"-g", "-f"},
|
||
|
|
{"-f", "xxx"},
|
||
|
|
{"xxx", "-f"},
|
||
|
|
}
|
||
|
|
for _, args := range badCases {
|
||
|
|
failCmd(t, spec, init, args)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionalOpt(t *testing.T) {
|
||
|
|
var f *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
}
|
||
|
|
spec := "[-f]"
|
||
|
|
okCmd(t, "[-f]", init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{})
|
||
|
|
require.False(t, *f)
|
||
|
|
|
||
|
|
badCases := [][]string{
|
||
|
|
{"-g"},
|
||
|
|
{"-f", "-g"},
|
||
|
|
{"-g", "-f"},
|
||
|
|
{"-f", "xxx"},
|
||
|
|
{"xxx", "-f"},
|
||
|
|
}
|
||
|
|
for _, args := range badCases {
|
||
|
|
failCmd(t, spec, init, args)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecArg(t *testing.T) {
|
||
|
|
var s *string
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
s = c.StringArg("ARG", "", "")
|
||
|
|
}
|
||
|
|
spec := "ARG"
|
||
|
|
okCmd(t, spec, init, []string{"value"})
|
||
|
|
require.Equal(t, "value", *s)
|
||
|
|
|
||
|
|
badCases := [][]string{
|
||
|
|
{},
|
||
|
|
{"-g"},
|
||
|
|
{"-f", "xxx"},
|
||
|
|
{"xxx", "-f"},
|
||
|
|
}
|
||
|
|
for _, args := range badCases {
|
||
|
|
failCmd(t, spec, init, args)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionalArg(t *testing.T) {
|
||
|
|
var s *string
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
s = c.StringArg("ARG", "", "")
|
||
|
|
}
|
||
|
|
spec := "[ARG]"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"value"})
|
||
|
|
require.Equal(t, "value", *s)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{})
|
||
|
|
require.Equal(t, "", *s)
|
||
|
|
|
||
|
|
badCases := [][]string{
|
||
|
|
{"-g"},
|
||
|
|
{"-g", "-f"},
|
||
|
|
{"-f", "xxx"},
|
||
|
|
{"xxx", "-f"},
|
||
|
|
}
|
||
|
|
for _, args := range badCases {
|
||
|
|
failCmd(t, spec, init, args)
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionChoice(t *testing.T) {
|
||
|
|
var f, g *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
g = c.BoolOpt("g", false, "")
|
||
|
|
}
|
||
|
|
spec := "-f|-g"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
|
||
|
|
badCases := [][]string{
|
||
|
|
{},
|
||
|
|
{"-f", "-g"},
|
||
|
|
{"-f", "-s"},
|
||
|
|
{"-g", "-f"},
|
||
|
|
{"-f", "xxx"},
|
||
|
|
{"xxx", "-f"},
|
||
|
|
}
|
||
|
|
for _, args := range badCases {
|
||
|
|
failCmd(t, spec, init, args)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptional2OptionChoice(t *testing.T) {
|
||
|
|
var f, g *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
g = c.BoolOpt("g", false, "")
|
||
|
|
}
|
||
|
|
spec := "[-f|-g]"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
|
||
|
|
badCases := [][]string{
|
||
|
|
{"-s"},
|
||
|
|
{"-f", "-g"},
|
||
|
|
{"-g", "-f"},
|
||
|
|
{"-f", "xxx"},
|
||
|
|
{"xxx", "-f"},
|
||
|
|
}
|
||
|
|
for _, args := range badCases {
|
||
|
|
failCmd(t, spec, init, args)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecRepeatable2OptionChoice(t *testing.T) {
|
||
|
|
var f, g *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
g = c.BoolOpt("g", false, "")
|
||
|
|
}
|
||
|
|
spec := "(-f|-g)..."
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f", "-g"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g", "-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
|
||
|
|
badCases := [][]string{
|
||
|
|
{"-s"},
|
||
|
|
{"-f", "xxx"},
|
||
|
|
{"xxx", "-f"},
|
||
|
|
}
|
||
|
|
for _, args := range badCases {
|
||
|
|
failCmd(t, spec, init, args)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecRepeatableOptional2OptionChoice(t *testing.T) {
|
||
|
|
var f, g *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
g = c.BoolOpt("g", false, "")
|
||
|
|
}
|
||
|
|
spec := "[-f|-g]..."
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f", "-g"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g", "-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
|
||
|
|
badCases := [][]string{
|
||
|
|
{"-s"},
|
||
|
|
{"-f", "xxx"},
|
||
|
|
{"xxx", "-f"},
|
||
|
|
}
|
||
|
|
for _, args := range badCases {
|
||
|
|
failCmd(t, spec, init, args)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOption3Choice(t *testing.T) {
|
||
|
|
var f, g, h *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
g = c.BoolOpt("g", false, "")
|
||
|
|
h = c.BoolOpt("x", false, "")
|
||
|
|
}
|
||
|
|
spec := "-f|-g|-x"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
require.False(t, *h)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
require.False(t, *h)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-x"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
require.True(t, *h)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionalOption3Choice(t *testing.T) {
|
||
|
|
var f, g, h *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
g = c.BoolOpt("g", false, "")
|
||
|
|
h = c.BoolOpt("x", false, "")
|
||
|
|
}
|
||
|
|
spec := "[-f|-g|-x]"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
require.False(t, *h)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
require.False(t, *h)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
require.False(t, *h)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-x"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
require.True(t, *h)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecC1(t *testing.T) {
|
||
|
|
var f, g *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
g = c.BoolOpt("g", false, "")
|
||
|
|
}
|
||
|
|
spec := "-f|-g..."
|
||
|
|
// spec = "[-f|-g...]"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g", "-g"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecC2(t *testing.T) {
|
||
|
|
var f, g *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
g = c.BoolOpt("g", false, "")
|
||
|
|
}
|
||
|
|
spec := "[-f|-g...]"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
require.False(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-g", "-g"})
|
||
|
|
require.False(t, *f)
|
||
|
|
require.True(t, *g)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecCpCase(t *testing.T) {
|
||
|
|
var f, g *[]string
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.StringsArg("SRC", nil, "")
|
||
|
|
g = c.StringsArg("DST", nil, "")
|
||
|
|
}
|
||
|
|
spec := "SRC... DST"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A", "B"})
|
||
|
|
require.Equal(t, []string{"A"}, *f)
|
||
|
|
require.Equal(t, []string{"B"}, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A", "B", "C"})
|
||
|
|
require.Equal(t, []string{"A", "B"}, *f)
|
||
|
|
require.Equal(t, []string{"C"}, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A", "B", "C", "D"})
|
||
|
|
require.Equal(t, []string{"A", "B", "C"}, *f)
|
||
|
|
require.Equal(t, []string{"D"}, *g)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecC3(t *testing.T) {
|
||
|
|
var f, g *[]string
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.StringsArg("SRC", nil, "")
|
||
|
|
g = c.StringsArg("DST", nil, "")
|
||
|
|
}
|
||
|
|
spec := "(SRC... DST) | SRC"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A"})
|
||
|
|
require.Equal(t, []string{"A"}, *f)
|
||
|
|
require.Equal(t, 0, len(*g))
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A", "B"})
|
||
|
|
require.Equal(t, []string{"A"}, *f)
|
||
|
|
require.Equal(t, []string{"B"}, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A", "B", "C"})
|
||
|
|
require.Equal(t, []string{"A", "B"}, *f)
|
||
|
|
require.Equal(t, []string{"C"}, *g)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A", "B", "C", "D"})
|
||
|
|
require.Equal(t, []string{"A", "B", "C"}, *f)
|
||
|
|
require.Equal(t, []string{"D"}, *g)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecC5(t *testing.T) {
|
||
|
|
var f, g *[]string
|
||
|
|
var x *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.StringsArg("SRC", nil, "")
|
||
|
|
g = c.StringsArg("DST", nil, "")
|
||
|
|
x = c.BoolOpt("x", false, "")
|
||
|
|
}
|
||
|
|
spec := "(SRC... -x DST) | (SRC... DST)"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A", "B"})
|
||
|
|
require.Equal(t, []string{"A"}, *f)
|
||
|
|
require.Equal(t, []string{"B"}, *g)
|
||
|
|
require.False(t, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A", "B", "C"})
|
||
|
|
require.Equal(t, []string{"A", "B"}, *f)
|
||
|
|
require.Equal(t, []string{"C"}, *g)
|
||
|
|
require.False(t, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A", "B", "-x", "C"})
|
||
|
|
require.Equal(t, []string{"A", "B"}, *f)
|
||
|
|
require.Equal(t, []string{"C"}, *g)
|
||
|
|
require.True(t, *x)
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionsEndExplicit(t *testing.T) {
|
||
|
|
var x *[]string
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
x = c.StringsArg("X", nil, "")
|
||
|
|
}
|
||
|
|
spec := "-- X..."
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A"})
|
||
|
|
require.Equal(t, []string{"A"}, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"--", "A"})
|
||
|
|
require.Equal(t, []string{"A"}, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"--", "-x"})
|
||
|
|
require.Equal(t, []string{"-x"}, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"--", "A", "B"})
|
||
|
|
require.Equal(t, []string{"A", "B"}, *x)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionsEndImplicit(t *testing.T) {
|
||
|
|
var x *[]string
|
||
|
|
var f *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
x = c.StringsArg("X", nil, "")
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
}
|
||
|
|
spec := "-f|X..."
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A"})
|
||
|
|
require.Equal(t, []string{"A"}, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"--", "A"})
|
||
|
|
require.Equal(t, []string{"A"}, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"--", "-f"})
|
||
|
|
require.Equal(t, []string{"-f"}, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecChoiceWithOptionsEndInLastPos(t *testing.T) {
|
||
|
|
var x *[]string
|
||
|
|
var f *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
x = c.StringsArg("X", nil, "")
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
}
|
||
|
|
spec := "-f|(-- X...)"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"A", "B"})
|
||
|
|
require.Equal(t, []string{"A", "B"}, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"--", "-f", "B"})
|
||
|
|
require.Equal(t, []string{"-f", "B"}, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"--", "A", "B"})
|
||
|
|
require.Equal(t, []string{"A", "B"}, *x)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f"})
|
||
|
|
require.True(t, *f)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecChoiceWithOptionsEnd(t *testing.T) {
|
||
|
|
var x *[]string
|
||
|
|
var f *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
x = c.StringsArg("X", nil, "")
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
}
|
||
|
|
spec := "(-- X...)|-f"
|
||
|
|
|
||
|
|
badSpec(t, spec, init)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionAfterOptionsEnd(t *testing.T) {
|
||
|
|
var x *[]string
|
||
|
|
var f *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
x = c.StringsArg("X", nil, "")
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
}
|
||
|
|
|
||
|
|
spec := "-- X... -f"
|
||
|
|
badSpec(t, spec, init)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionAfterOptionsEndInAChoice(t *testing.T) {
|
||
|
|
var x *[]string
|
||
|
|
var f, d *bool
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
x = c.StringsArg("X", nil, "")
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
d = c.BoolOpt("d", false, "")
|
||
|
|
}
|
||
|
|
|
||
|
|
spec := "-f | (-- X...) -d"
|
||
|
|
badSpec(t, spec, init)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionAfterOptionalOptionsEnd(t *testing.T) {
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
c.StringsArg("X", nil, "")
|
||
|
|
c.BoolOpt("f", false, "")
|
||
|
|
c.BoolOpt("d", false, "")
|
||
|
|
}
|
||
|
|
|
||
|
|
spec := "-f [-- X] -d"
|
||
|
|
badSpec(t, spec, init)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionAfterOptionalOptionsEndInAChoice(t *testing.T) {
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
c.StringsArg("X", nil, "")
|
||
|
|
c.BoolOpt("f", false, "")
|
||
|
|
c.BoolOpt("d", false, "")
|
||
|
|
}
|
||
|
|
|
||
|
|
spec := "(-f | [-- X]) -d"
|
||
|
|
badSpec(t, spec, init)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptionAfterOptionsEndIsParsedAsArg(t *testing.T) {
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
c.StringArg("CMD", "", "")
|
||
|
|
c.StringsArg("ARG", nil, "")
|
||
|
|
}
|
||
|
|
|
||
|
|
spec := "-- CMD [ARG...]"
|
||
|
|
cases := [][]string{
|
||
|
|
{"ls"},
|
||
|
|
{"ls", "-l"},
|
||
|
|
{"ls", "--test"},
|
||
|
|
{"ls", "--test=true"},
|
||
|
|
{"ls", "--test", "-f"},
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, cas := range cases {
|
||
|
|
okCmd(t, spec, init, cas)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecSingleDash(t *testing.T) {
|
||
|
|
var path *string
|
||
|
|
var f *bool
|
||
|
|
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
path = c.StringArg("PATH", "", "'-' can be used to read from stdin' ")
|
||
|
|
f = c.BoolOpt("f", false, "")
|
||
|
|
}
|
||
|
|
|
||
|
|
spec := "[-f] PATH"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"TEST"})
|
||
|
|
require.Equal(t, "TEST", *path)
|
||
|
|
require.False(t, *f)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f", "TEST"})
|
||
|
|
require.Equal(t, "TEST", *path)
|
||
|
|
require.True(t, *f)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-"})
|
||
|
|
require.Equal(t, "-", *path)
|
||
|
|
require.False(t, *f)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f", "-"})
|
||
|
|
require.Equal(t, "-", *path)
|
||
|
|
require.True(t, *f)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"--", "-"})
|
||
|
|
require.Equal(t, "-", *path)
|
||
|
|
require.False(t, *f)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-f", "--", "-"})
|
||
|
|
require.Equal(t, "-", *path)
|
||
|
|
require.True(t, *f)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptOrdering(t *testing.T) {
|
||
|
|
var a, b, c *bool
|
||
|
|
var d, e, f *string
|
||
|
|
|
||
|
|
init := func(cmd *Cmd) {
|
||
|
|
a = cmd.BoolOpt("a", false, "")
|
||
|
|
b = cmd.BoolOpt("b", false, "")
|
||
|
|
c = cmd.BoolOpt("c", false, "")
|
||
|
|
d = cmd.StringOpt("d", "", "")
|
||
|
|
|
||
|
|
e = cmd.StringArg("E", "", "")
|
||
|
|
f = cmd.StringArg("F", "", "")
|
||
|
|
}
|
||
|
|
|
||
|
|
cases := []struct {
|
||
|
|
spec string
|
||
|
|
args []string
|
||
|
|
a, b, c bool
|
||
|
|
d, e, f string
|
||
|
|
}{
|
||
|
|
{
|
||
|
|
"-a -b",
|
||
|
|
[]string{"-a", "-b"},
|
||
|
|
true, true, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"-a -b",
|
||
|
|
[]string{"-b", "-a"},
|
||
|
|
true, true, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
|
||
|
|
{
|
||
|
|
"-a [-b]",
|
||
|
|
[]string{"-a"},
|
||
|
|
true, false, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"-a [-b]",
|
||
|
|
[]string{"-b", "-a"},
|
||
|
|
true, true, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"-a [-b]",
|
||
|
|
[]string{"-b", "-a"},
|
||
|
|
true, true, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
|
||
|
|
{
|
||
|
|
"[-a -b]",
|
||
|
|
[]string{"-a", "-b"},
|
||
|
|
true, true, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"[-a -b]",
|
||
|
|
[]string{"-b", "-a"},
|
||
|
|
true, true, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
|
||
|
|
{
|
||
|
|
"[-a [-b]]",
|
||
|
|
[]string{"-a"},
|
||
|
|
true, false, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"[-a [-b]]",
|
||
|
|
[]string{"-a", "-b"},
|
||
|
|
true, true, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"[-a [-b]]",
|
||
|
|
[]string{"-b", "-a"},
|
||
|
|
true, true, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
|
||
|
|
{
|
||
|
|
"-a | -b -c",
|
||
|
|
[]string{"-a", "-c"},
|
||
|
|
true, false, true,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"-a | -b -c",
|
||
|
|
[]string{"-c", "-a"},
|
||
|
|
true, false, true,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"-a | -b -c",
|
||
|
|
[]string{"-b", "-c"},
|
||
|
|
false, true, true,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"-a | -b -c",
|
||
|
|
[]string{"-c", "-b"},
|
||
|
|
false, true, true,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
|
||
|
|
{
|
||
|
|
"(-a | -b) (-c | -d)",
|
||
|
|
[]string{"-a", "-c"},
|
||
|
|
true, false, true,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"(-a | -b) (-c | -d)",
|
||
|
|
[]string{"-c", "-a"},
|
||
|
|
true, false, true,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
|
||
|
|
{
|
||
|
|
"(-a | -b) [-c | -d]",
|
||
|
|
[]string{"-a"},
|
||
|
|
true, false, false,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"(-a | -b) [-c | -d]",
|
||
|
|
[]string{"-a", "-c"},
|
||
|
|
true, false, true,
|
||
|
|
"", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"(-a | -b) [-c | -d]",
|
||
|
|
[]string{"-d=X", "-b"},
|
||
|
|
false, true, false,
|
||
|
|
"X", "", "",
|
||
|
|
},
|
||
|
|
|
||
|
|
{
|
||
|
|
"-a -b E -c -d",
|
||
|
|
[]string{"-a", "-b", "E", "-c", "-d", "D"},
|
||
|
|
true, true, true,
|
||
|
|
"D", "E", "",
|
||
|
|
},
|
||
|
|
|
||
|
|
{
|
||
|
|
"-a -b E -c -d",
|
||
|
|
[]string{"-a", "-b", "E", "-c", "-d", "D"},
|
||
|
|
true, true, true,
|
||
|
|
"D", "E", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"-a -b E -c -d",
|
||
|
|
[]string{"-b", "-a", "E", "-c", "-d", "D"},
|
||
|
|
true, true, true,
|
||
|
|
"D", "E", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"-a -b E -c -d",
|
||
|
|
[]string{"-a", "-b", "E", "-d", "D", "-c"},
|
||
|
|
true, true, true,
|
||
|
|
"D", "E", "",
|
||
|
|
},
|
||
|
|
|
||
|
|
{
|
||
|
|
"-a -d...",
|
||
|
|
[]string{"-a", "-d", "1"},
|
||
|
|
true, false, false,
|
||
|
|
"1", "", "",
|
||
|
|
},
|
||
|
|
{
|
||
|
|
"-a -d...",
|
||
|
|
[]string{"-d", "1", "-d", "2", "-a"},
|
||
|
|
true, false, false,
|
||
|
|
"2", "", "",
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, cas := range cases {
|
||
|
|
okCmd(t, cas.spec, init, cas.args)
|
||
|
|
require.Equal(t, cas.a, *a)
|
||
|
|
require.Equal(t, cas.b, *b)
|
||
|
|
require.Equal(t, cas.c, *c)
|
||
|
|
require.Equal(t, cas.d, *d)
|
||
|
|
require.Equal(t, cas.e, *e)
|
||
|
|
require.Equal(t, cas.f, *f)
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestSpecOptInlineValue(t *testing.T) {
|
||
|
|
var f, g, x *string
|
||
|
|
var y *[]string
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
f = c.StringOpt("f", "", "")
|
||
|
|
g = c.StringOpt("giraffe", "", "")
|
||
|
|
x = c.StringOpt("x", "", "")
|
||
|
|
y = c.StringsOpt("y", nil, "")
|
||
|
|
}
|
||
|
|
spec := "-x=<wolf-name> [ -f=<fish-name> | --giraffe=<giraffe-name> ] -y=<dog>..."
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-x=a", "-y=b"})
|
||
|
|
require.Equal(t, "a", *x)
|
||
|
|
require.Equal(t, []string{"b"}, *y)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-x=a", "-y=b", "-y=c"})
|
||
|
|
require.Equal(t, "a", *x)
|
||
|
|
require.Equal(t, []string{"b", "c"}, *y)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-x=a", "-f=f", "-y=b"})
|
||
|
|
require.Equal(t, "a", *x)
|
||
|
|
require.Equal(t, "f", *f)
|
||
|
|
require.Equal(t, []string{"b"}, *y)
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{"-x=a", "--giraffe=g", "-y=b"})
|
||
|
|
require.Equal(t, "a", *x)
|
||
|
|
require.Equal(t, "g", *g)
|
||
|
|
require.Equal(t, []string{"b"}, *y)
|
||
|
|
}
|
||
|
|
|
||
|
|
// https://github.com/jawher/mow.cli/issues/28
|
||
|
|
func TestWardDoesntRunTooSlowly(t *testing.T) {
|
||
|
|
init := func(cmd *Cmd) {
|
||
|
|
_ = cmd.StringOpt("login", "", "Login for credential, e.g. username or email.")
|
||
|
|
_ = cmd.StringOpt("realm", "", "Realm for credential, e.g. website or WiFi AP name.")
|
||
|
|
_ = cmd.StringOpt("note", "", "Note for credential.")
|
||
|
|
_ = cmd.BoolOpt("no-copy", false, "Do not copy generated password to the clipboard.")
|
||
|
|
_ = cmd.BoolOpt("gen", false, "Generate a password.")
|
||
|
|
_ = cmd.IntOpt("length", 0, "Password length.")
|
||
|
|
_ = cmd.IntOpt("min-length", 30, "Minimum length password.")
|
||
|
|
_ = cmd.IntOpt("max-length", 40, "Maximum length password.")
|
||
|
|
_ = cmd.BoolOpt("no-upper", false, "Exclude uppercase characters in password.")
|
||
|
|
_ = cmd.BoolOpt("no-lower", false, "Exclude lowercase characters in password.")
|
||
|
|
_ = cmd.BoolOpt("no-digit", false, "Exclude digit characters in password.")
|
||
|
|
_ = cmd.BoolOpt("no-symbol", false, "Exclude symbol characters in password.")
|
||
|
|
_ = cmd.BoolOpt("no-similar", false, "Exclude similar characters in password.")
|
||
|
|
_ = cmd.IntOpt("min-upper", 0, "Minimum number of uppercase characters in password.")
|
||
|
|
_ = cmd.IntOpt("max-upper", -1, "Maximum number of uppercase characters in password.")
|
||
|
|
_ = cmd.IntOpt("min-lower", 0, "Minimum number of lowercase characters in password.")
|
||
|
|
_ = cmd.IntOpt("max-lower", -1, "Maximum number of lowercase characters in password.")
|
||
|
|
_ = cmd.IntOpt("min-digit", 0, "Minimum number of digit characters in password.")
|
||
|
|
_ = cmd.IntOpt("max-digit", -1, "Maximum number of digit characters in password.")
|
||
|
|
_ = cmd.IntOpt("min-symbol", 0, "Minimum number of symbol characters in password.")
|
||
|
|
_ = cmd.IntOpt("max-symbol", -1, "Maximum number of symbol characters in password.")
|
||
|
|
_ = cmd.StringOpt("exclude", "", "Exclude specific characters from password.")
|
||
|
|
}
|
||
|
|
|
||
|
|
spec := "[--login] [--realm] [--note] [--no-copy] [--gen [--length] [--min-length] [--max-length] [--no-upper] [--no-lower] [--no-digit] [--no-symbol] [--no-similar] [--min-upper] [--max-upper] [--min-lower] [--max-lower] [--min-digit] [--max-digit] [--min-symbol] [--max-symbol] [--exclude]]"
|
||
|
|
|
||
|
|
okCmd(t, spec, init, []string{})
|
||
|
|
okCmd(t, spec, init, []string{"--gen", "--length", "42"})
|
||
|
|
okCmd(t, spec, init, []string{"--length", "42", "--gen"})
|
||
|
|
okCmd(t, spec, init, []string{"--min-length", "10", "--length", "42", "--gen"})
|
||
|
|
okCmd(t, spec, init, []string{"--min-length", "10", "--no-symbol", "--no-lower", "--length", "42", "--gen"})
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestEnvOverrideOk(t *testing.T) {
|
||
|
|
defer os.Unsetenv("envopt")
|
||
|
|
|
||
|
|
cases := []struct {
|
||
|
|
setenv bool
|
||
|
|
spec string
|
||
|
|
args []string
|
||
|
|
envval string
|
||
|
|
}{
|
||
|
|
// pickup the value from the environment variable
|
||
|
|
{true, "--envopt --other", []string{"--other", "otheropt"}, "fromenv"},
|
||
|
|
{true, "[--envopt] --other", []string{"--other", "otheropt"}, "fromenv"},
|
||
|
|
{true, "--envopt", []string{}, "fromenv"},
|
||
|
|
{true, "--envopt", []string{"--"}, "fromenv"},
|
||
|
|
|
||
|
|
// override on command line
|
||
|
|
{true, "--envopt", []string{"-e", "fromopt"}, "fromopt"},
|
||
|
|
{true, "--envopt", []string{"--envopt", "fromopt"}, "fromopt"},
|
||
|
|
|
||
|
|
// no env set
|
||
|
|
{false, "--envopt", []string{"--envopt", "fromopt"}, "fromopt"},
|
||
|
|
{false, "--envopt", []string{"-e", "fromopt"}, "fromopt"},
|
||
|
|
|
||
|
|
// no env var, fallback to default
|
||
|
|
{false, "[--envopt]", []string{}, "envdefault"},
|
||
|
|
{false, "[--envopt] --other", []string{"--other", "otheropt"}, "envdefault"},
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, cas := range cases {
|
||
|
|
var envopt *string
|
||
|
|
var otheropt *string
|
||
|
|
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
os.Unsetenv("envopt")
|
||
|
|
if cas.setenv {
|
||
|
|
os.Setenv("envopt", "fromenv")
|
||
|
|
}
|
||
|
|
envopt = c.String(StringOpt{
|
||
|
|
Name: "e envopt",
|
||
|
|
Value: "envdefault",
|
||
|
|
EnvVar: "envopt",
|
||
|
|
})
|
||
|
|
if strings.Contains(cas.spec, "other") {
|
||
|
|
otheropt = c.StringOpt("o other", "", "")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
okCmd(t, cas.spec, init, cas.args)
|
||
|
|
if strings.Contains(cas.spec, "other") {
|
||
|
|
// if the test spec defined --other, make sure it was actually set
|
||
|
|
assert.Equal(t, "otheropt", *otheropt)
|
||
|
|
}
|
||
|
|
// ensure --envopt was actually set to the test's expectations
|
||
|
|
assert.Equal(t, cas.envval, *envopt)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Anti-regression test for infinite loop case with envvar backed opts
|
||
|
|
// https://github.com/jawher/mow.cli/pull/49
|
||
|
|
func TestEnvOptSeq(t *testing.T) {
|
||
|
|
defer os.Unsetenv("envopt")
|
||
|
|
|
||
|
|
var envopt *string
|
||
|
|
var arg *string
|
||
|
|
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
defer os.Unsetenv("envopt")
|
||
|
|
|
||
|
|
envopt = c.String(StringOpt{
|
||
|
|
Name: "e envopt",
|
||
|
|
Value: "envdefault",
|
||
|
|
EnvVar: "envopt",
|
||
|
|
})
|
||
|
|
|
||
|
|
arg = c.StringArg("ARG", "", "")
|
||
|
|
}
|
||
|
|
|
||
|
|
os.Setenv("envopt", "envval")
|
||
|
|
okCmd(t, "", init, []string{"argval"})
|
||
|
|
|
||
|
|
assert.Equal(t, "envval", *envopt)
|
||
|
|
assert.Equal(t, "argval", *arg)
|
||
|
|
}
|
||
|
|
|
||
|
|
// Test that not setting an environment variable correctly causes
|
||
|
|
// required options to fail if no value is supplied in args.
|
||
|
|
func TestEnvOverrideFail(t *testing.T) {
|
||
|
|
os.Unsetenv("envopt")
|
||
|
|
|
||
|
|
cases := []struct {
|
||
|
|
spec string
|
||
|
|
args []string
|
||
|
|
envval string
|
||
|
|
}{
|
||
|
|
// no env var, not optional; should fail
|
||
|
|
{"--envopt", []string{}, ""},
|
||
|
|
{"--envopt --other", []string{"--other", "otheropt"}, ""},
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, cas := range cases {
|
||
|
|
var envopt *string
|
||
|
|
var otheropt *string
|
||
|
|
|
||
|
|
init := func(c *Cmd) {
|
||
|
|
envopt = c.String(StringOpt{
|
||
|
|
Name: "e envopt",
|
||
|
|
Value: "envdefault",
|
||
|
|
EnvVar: "envopt",
|
||
|
|
})
|
||
|
|
if strings.Contains(cas.spec, "other") {
|
||
|
|
otheropt = c.StringOpt("o other", "", "")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
failCmd(t, cas.spec, init, cas.args)
|
||
|
|
}
|
||
|
|
}
|