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|
package flags
import (
"testing"
)
func TestGroupInline(t *testing.T) {
var opts = struct {
Value bool `short:"v"`
Group struct {
G bool `short:"g"`
} `group:"Grouped Options"`
}{}
p, ret := assertParserSuccess(t, &opts, "-v", "-g")
assertStringArray(t, ret, []string{})
if !opts.Value {
t.Errorf("Expected Value to be true")
}
if !opts.Group.G {
t.Errorf("Expected Group.G to be true")
}
if p.Command.Group.Find("Grouped Options") == nil {
t.Errorf("Expected to find group `Grouped Options'")
}
}
func TestGroupAdd(t *testing.T) {
var opts = struct {
Value bool `short:"v"`
}{}
var grp = struct {
G bool `short:"g"`
}{}
p := NewParser(&opts, Default)
g, err := p.AddGroup("Grouped Options", "", &grp)
if err != nil {
t.Fatalf("Unexpected error: %v", err)
return
}
ret, err := p.ParseArgs([]string{"-v", "-g", "rest"})
if err != nil {
t.Fatalf("Unexpected error: %v", err)
return
}
assertStringArray(t, ret, []string{"rest"})
if !opts.Value {
t.Errorf("Expected Value to be true")
}
if !grp.G {
t.Errorf("Expected Group.G to be true")
}
if p.Command.Group.Find("Grouped Options") != g {
t.Errorf("Expected to find group `Grouped Options'")
}
if p.Groups()[1] != g {
t.Errorf("Expected group %#v, but got %#v", g, p.Groups()[0])
}
if g.Options()[0].ShortName != 'g' {
t.Errorf("Expected short name `g' but got %v", g.Options()[0].ShortName)
}
}
func TestGroupNestedInline(t *testing.T) {
var opts = struct {
Value bool `short:"v"`
Group struct {
G bool `short:"g"`
Nested struct {
N string `long:"n"`
} `group:"Nested Options"`
} `group:"Grouped Options"`
}{}
p, ret := assertParserSuccess(t, &opts, "-v", "-g", "--n", "n", "rest")
assertStringArray(t, ret, []string{"rest"})
if !opts.Value {
t.Errorf("Expected Value to be true")
}
if !opts.Group.G {
t.Errorf("Expected Group.G to be true")
}
assertString(t, opts.Group.Nested.N, "n")
if p.Command.Group.Find("Grouped Options") == nil {
t.Errorf("Expected to find group `Grouped Options'")
}
if p.Command.Group.Find("Nested Options") == nil {
t.Errorf("Expected to find group `Nested Options'")
}
}
func TestGroupNestedInlineNamespace(t *testing.T) {
var opts = struct {
Opt string `long:"opt"`
Group struct {
Opt string `long:"opt"`
Group struct {
Opt string `long:"opt"`
} `group:"Subsubgroup" namespace:"sap"`
} `group:"Subgroup" namespace:"sip"`
}{}
p, ret := assertParserSuccess(t, &opts, "--opt", "a", "--sip.opt", "b", "--sip.sap.opt", "c", "rest")
assertStringArray(t, ret, []string{"rest"})
assertString(t, opts.Opt, "a")
assertString(t, opts.Group.Opt, "b")
assertString(t, opts.Group.Group.Opt, "c")
for _, name := range []string{"Subgroup", "Subsubgroup"} {
if p.Command.Group.Find(name) == nil {
t.Errorf("Expected to find group '%s'", name)
}
}
}
func TestDuplicateShortFlags(t *testing.T) {
var opts struct {
Verbose []bool `short:"v" long:"verbose" description:"Show verbose debug information"`
Variables []string `short:"v" long:"variable" description:"Set a variable value."`
}
args := []string{
"--verbose",
"-v", "123",
"-v", "456",
}
_, err := ParseArgs(&opts, args)
if err == nil {
t.Errorf("Expected an error with type ErrDuplicatedFlag")
} else {
err2 := err.(*Error)
if err2.Type != ErrDuplicatedFlag {
t.Errorf("Expected an error with type ErrDuplicatedFlag")
}
}
}
func TestDuplicateLongFlags(t *testing.T) {
var opts struct {
Test1 []bool `short:"a" long:"testing" description:"Test 1"`
Test2 []string `short:"b" long:"testing" description:"Test 2."`
}
args := []string{
"--testing",
}
_, err := ParseArgs(&opts, args)
if err == nil {
t.Errorf("Expected an error with type ErrDuplicatedFlag")
} else {
err2 := err.(*Error)
if err2.Type != ErrDuplicatedFlag {
t.Errorf("Expected an error with type ErrDuplicatedFlag")
}
}
}
func TestFindOptionByLongFlag(t *testing.T) {
var opts struct {
Testing bool `long:"testing" description:"Testing"`
}
p := NewParser(&opts, Default)
opt := p.FindOptionByLongName("testing")
if opt == nil {
t.Errorf("Expected option, but found none")
}
assertString(t, opt.LongName, "testing")
}
func TestFindOptionByShortFlag(t *testing.T) {
var opts struct {
Testing bool `short:"t" description:"Testing"`
}
p := NewParser(&opts, Default)
opt := p.FindOptionByShortName('t')
if opt == nil {
t.Errorf("Expected option, but found none")
}
if opt.ShortName != 't' {
t.Errorf("Expected 't', but got %v", opt.ShortName)
}
}
func TestFindOptionByLongFlagInSubGroup(t *testing.T) {
var opts struct {
Group struct {
Testing bool `long:"testing" description:"Testing"`
} `group:"sub-group"`
}
p := NewParser(&opts, Default)
opt := p.FindOptionByLongName("testing")
if opt == nil {
t.Errorf("Expected option, but found none")
}
assertString(t, opt.LongName, "testing")
}
func TestFindOptionByShortFlagInSubGroup(t *testing.T) {
var opts struct {
Group struct {
Testing bool `short:"t" description:"Testing"`
} `group:"sub-group"`
}
p := NewParser(&opts, Default)
opt := p.FindOptionByShortName('t')
if opt == nil {
t.Errorf("Expected option, but found none")
}
if opt.ShortName != 't' {
t.Errorf("Expected 't', but got %v", opt.ShortName)
}
}
func TestAddOptionNonOptional(t *testing.T) {
var opts struct {
Test bool
}
p := NewParser(&opts, Default)
p.AddOption(&Option{
LongName: "test",
}, &opts.Test)
_, err := p.ParseArgs([]string{"--test"})
if err != nil {
t.Errorf("unexpected error: %s", err)
} else if !opts.Test {
t.Errorf("option not set")
}
}
|
