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convert_test.go
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convert_test.go
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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")
}
func TestWrapText(t *testing.T) {
s := "Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
got := wrapText(s, 60, " ")
expected := `Lorem ipsum dolor sit amet, consectetur adipisicing elit,
sed do eiusmod tempor incididunt ut labore et dolore magna
aliqua. Ut enim ad minim veniam, quis nostrud exercitation
ullamco laboris nisi ut aliquip ex ea commodo consequat.
Duis aute irure dolor in reprehenderit in voluptate velit
esse cillum dolore eu fugiat nulla pariatur. Excepteur sint
occaecat cupidatat non proident, sunt in culpa qui officia
deserunt mollit anim id est laborum.`
assertDiff(t, got, expected, "wrapped text")
}