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|
package flags
import (
"strings"
"testing"
)
func TestPassDoubleDash(t *testing.T) {
var opts = struct {
Value bool `short:"v"`
}{}
p := NewParser(&opts, PassDoubleDash)
ret, err := p.ParseArgs([]string{"-v", "--", "-v", "-g"})
if err != nil {
t.Fatalf("Unexpected error: %v", err)
return
}
if !opts.Value {
t.Errorf("Expected Value to be true")
}
assertStringArray(t, ret, []string{"-v", "-g"})
}
func TestPassAfterNonOption(t *testing.T) {
var opts = struct {
Value bool `short:"v"`
}{}
p := NewParser(&opts, PassAfterNonOption)
ret, err := p.ParseArgs([]string{"-v", "arg", "-v", "-g"})
if err != nil {
t.Fatalf("Unexpected error: %v", err)
return
}
if !opts.Value {
t.Errorf("Expected Value to be true")
}
assertStringArray(t, ret, []string{"arg", "-v", "-g"})
}
func TestPassAfterNonOptionWithPositional(t *testing.T) {
var opts = struct {
Value bool `short:"v"`
Positional struct {
Rest []string `required:"yes"`
} `positional-args:"yes"`
}{}
p := NewParser(&opts, PassAfterNonOption)
ret, err := p.ParseArgs([]string{"-v", "arg", "-v", "-g"})
if err != nil {
t.Fatalf("Unexpected error: %v", err)
return
}
if !opts.Value {
t.Errorf("Expected Value to be true")
}
assertStringArray(t, ret, []string{})
assertStringArray(t, opts.Positional.Rest, []string{"arg", "-v", "-g"})
}
func TestPassAfterNonOptionWithPositionalIntPass(t *testing.T) {
var opts = struct {
Value bool `short:"v"`
Positional struct {
Rest []int `required:"yes"`
} `positional-args:"yes"`
}{}
p := NewParser(&opts, PassAfterNonOption)
ret, err := p.ParseArgs([]string{"-v", "1", "2", "3"})
if err != nil {
t.Fatalf("Unexpected error: %v", err)
return
}
if !opts.Value {
t.Errorf("Expected Value to be true")
}
assertStringArray(t, ret, []string{})
for i, rest := range opts.Positional.Rest {
if rest != i+1 {
assertErrorf(t, "Expected %v got %v", i+1, rest)
}
}
}
func TestPassAfterNonOptionWithPositionalIntFail(t *testing.T) {
var opts = struct {
Value bool `short:"v"`
Positional struct {
Rest []int `required:"yes"`
} `positional-args:"yes"`
}{}
tests := []struct {
opts []string
errContains string
ret []string
}{
{
[]string{"-v", "notint1", "notint2", "notint3"},
"notint1",
[]string{"notint1", "notint2", "notint3"},
},
{
[]string{"-v", "1", "notint2", "notint3"},
"notint2",
[]string{"1", "notint2", "notint3"},
},
}
for _, test := range tests {
p := NewParser(&opts, PassAfterNonOption)
ret, err := p.ParseArgs(test.opts)
if err == nil {
assertErrorf(t, "Expected error")
return
}
if !strings.Contains(err.Error(), test.errContains) {
assertErrorf(t, "Expected the first illegal argument in the error")
}
assertStringArray(t, ret, test.ret)
}
}
|
