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package flags
import (
"testing"
"time"
)
func expectConvert(t *testing.T, o *Option, expected string) {
s, err := convertToString(o.value, o.tag)
if err != nil {
t.Errorf("Unexpected error: %v", err)
return
}
assertString(t, s, expected)
}
func TestConvertToString(t *testing.T) {
d, _ := time.ParseDuration("1h2m4s")
var opts = struct {
String string `long:"string"`
Int int `long:"int"`
Int8 int8 `long:"int8"`
Int16 int16 `long:"int16"`
Int32 int32 `long:"int32"`
Int64 int64 `long:"int64"`
Uint uint `long:"uint"`
Uint8 uint8 `long:"uint8"`
Uint16 uint16 `long:"uint16"`
Uint32 uint32 `long:"uint32"`
Uint64 uint64 `long:"uint64"`
Float32 float32 `long:"float32"`
Float64 float64 `long:"float64"`
Duration time.Duration `long:"duration"`
Bool bool `long:"bool"`
IntSlice []int `long:"int-slice"`
IntFloatMap map[int]float64 `long:"int-float-map"`
PtrBool *bool `long:"ptr-bool"`
Interface interface{} `long:"interface"`
Int32Base int32 `long:"int32-base" base:"16"`
Uint32Base uint32 `long:"uint32-base" base:"16"`
}{
"string",
-2,
-1,
0,
1,
2,
1,
2,
3,
4,
5,
1.2,
-3.4,
d,
true,
[]int{-3, 4, -2},
map[int]float64{-2: 4.5},
new(bool),
float32(5.2),
-5823,
4232,
}
p := NewNamedParser("test", Default)
grp, _ := p.AddGroup("test group", "", &opts)
expects := []string{
"string",
"-2",
"-1",
"0",
"1",
"2",
"1",
"2",
"3",
"4",
"5",
"1.2",
"-3.4",
"1h2m4s",
"true",
"[-3, 4, -2]",
"{-2:4.5}",
"false",
"5.2",
"-16bf",
"1088",
}
for i, v := range grp.Options() {
expectConvert(t, v, expects[i])
}
}
func TestConvertToStringInvalidIntBase(t *testing.T) {
var opts = struct {
Int int `long:"int" base:"no"`
}{
2,
}
p := NewNamedParser("test", Default)
grp, _ := p.AddGroup("test group", "", &opts)
o := grp.Options()[0]
_, err := convertToString(o.value, o.tag)
if err != nil {
err = newErrorf(ErrMarshal, "%v", err)
}
assertError(t, err, ErrMarshal, "strconv.ParseInt: parsing \"no\": invalid syntax")
}
func TestConvertToStringInvalidUintBase(t *testing.T) {
var opts = struct {
Uint uint `long:"uint" base:"no"`
}{
2,
}
p := NewNamedParser("test", Default)
grp, _ := p.AddGroup("test group", "", &opts)
o := grp.Options()[0]
_, err := convertToString(o.value, o.tag)
if err != nil {
err = newErrorf(ErrMarshal, "%v", err)
}
assertError(t, err, ErrMarshal, "strconv.ParseInt: parsing \"no\": invalid syntax")
}
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