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|
package pflag
import (
"fmt"
"strconv"
"strings"
"testing"
)
func setUpBSFlagSet(bsp *[]bool) *FlagSet {
f := NewFlagSet("test", ContinueOnError)
f.BoolSliceVar(bsp, "bs", []bool{}, "Command separated list!")
return f
}
func setUpBSFlagSetWithDefault(bsp *[]bool) *FlagSet {
f := NewFlagSet("test", ContinueOnError)
f.BoolSliceVar(bsp, "bs", []bool{false, true}, "Command separated list!")
return f
}
func TestEmptyBS(t *testing.T) {
var bs []bool
f := setUpBSFlagSet(&bs)
err := f.Parse([]string{})
if err != nil {
t.Fatal("expected no error; got", err)
}
getBS, err := f.GetBoolSlice("bs")
if err != nil {
t.Fatal("got an error from GetBoolSlice():", err)
}
if len(getBS) != 0 {
t.Fatalf("got bs %v with len=%d but expected length=0", getBS, len(getBS))
}
}
func TestBS(t *testing.T) {
var bs []bool
f := setUpBSFlagSet(&bs)
vals := []string{"1", "F", "TRUE", "0"}
arg := fmt.Sprintf("--bs=%s", strings.Join(vals, ","))
err := f.Parse([]string{arg})
if err != nil {
t.Fatal("expected no error; got", err)
}
for i, v := range bs {
b, err := strconv.ParseBool(vals[i])
if err != nil {
t.Fatalf("got error: %v", err)
}
if b != v {
t.Fatalf("expected is[%d] to be %s but got: %t", i, vals[i], v)
}
}
getBS, err := f.GetBoolSlice("bs")
if err != nil {
t.Fatalf("got error: %v", err)
}
for i, v := range getBS {
b, err := strconv.ParseBool(vals[i])
if err != nil {
t.Fatalf("got error: %v", err)
}
if b != v {
t.Fatalf("expected bs[%d] to be %s but got: %t from GetBoolSlice", i, vals[i], v)
}
}
}
func TestBSDefault(t *testing.T) {
var bs []bool
f := setUpBSFlagSetWithDefault(&bs)
vals := []string{"false", "T"}
err := f.Parse([]string{})
if err != nil {
t.Fatal("expected no error; got", err)
}
for i, v := range bs {
b, err := strconv.ParseBool(vals[i])
if err != nil {
t.Fatalf("got error: %v", err)
}
if b != v {
t.Fatalf("expected bs[%d] to be %t from GetBoolSlice but got: %t", i, b, v)
}
}
getBS, err := f.GetBoolSlice("bs")
if err != nil {
t.Fatal("got an error from GetBoolSlice():", err)
}
for i, v := range getBS {
b, err := strconv.ParseBool(vals[i])
if err != nil {
t.Fatal("got an error from GetBoolSlice():", err)
}
if b != v {
t.Fatalf("expected bs[%d] to be %t from GetBoolSlice but got: %t", i, b, v)
}
}
}
func TestBSWithDefault(t *testing.T) {
var bs []bool
f := setUpBSFlagSetWithDefault(&bs)
vals := []string{"FALSE", "1"}
arg := fmt.Sprintf("--bs=%s", strings.Join(vals, ","))
err := f.Parse([]string{arg})
if err != nil {
t.Fatal("expected no error; got", err)
}
for i, v := range bs {
b, err := strconv.ParseBool(vals[i])
if err != nil {
t.Fatalf("got error: %v", err)
}
if b != v {
t.Fatalf("expected bs[%d] to be %t but got: %t", i, b, v)
}
}
getBS, err := f.GetBoolSlice("bs")
if err != nil {
t.Fatal("got an error from GetBoolSlice():", err)
}
for i, v := range getBS {
b, err := strconv.ParseBool(vals[i])
if err != nil {
t.Fatalf("got error: %v", err)
}
if b != v {
t.Fatalf("expected bs[%d] to be %t from GetBoolSlice but got: %t", i, b, v)
}
}
}
func TestBSCalledTwice(t *testing.T) {
var bs []bool
f := setUpBSFlagSet(&bs)
in := []string{"T,F", "T"}
expected := []bool{true, false, true}
argfmt := "--bs=%s"
arg1 := fmt.Sprintf(argfmt, in[0])
arg2 := fmt.Sprintf(argfmt, in[1])
err := f.Parse([]string{arg1, arg2})
if err != nil {
t.Fatal("expected no error; got", err)
}
for i, v := range bs {
if expected[i] != v {
t.Fatalf("expected bs[%d] to be %t but got %t", i, expected[i], v)
}
}
}
func TestBSAsSliceValue(t *testing.T) {
var bs []bool
f := setUpBSFlagSet(&bs)
in := []string{"true", "false"}
argfmt := "--bs=%s"
arg1 := fmt.Sprintf(argfmt, in[0])
arg2 := fmt.Sprintf(argfmt, in[1])
err := f.Parse([]string{arg1, arg2})
if err != nil {
t.Fatal("expected no error; got", err)
}
f.VisitAll(func(f *Flag) {
if val, ok := f.Value.(SliceValue); ok {
_ = val.Replace([]string{"false"})
}
})
if len(bs) != 1 || bs[0] != false {
t.Fatalf("Expected ss to be overwritten with 'false', but got: %v", bs)
}
}
func TestBSBadQuoting(t *testing.T) {
tests := []struct {
Want []bool
FlagArg []string
}{
{
Want: []bool{true, false, true},
FlagArg: []string{"1", "0", "true"},
},
{
Want: []bool{true, false},
FlagArg: []string{"True", "F"},
},
{
Want: []bool{true, false},
FlagArg: []string{"T", "0"},
},
{
Want: []bool{true, false},
FlagArg: []string{"1", "0"},
},
{
Want: []bool{true, false, false},
FlagArg: []string{"true,false", "false"},
},
{
Want: []bool{true, false, false, true, false, true, false},
FlagArg: []string{`"true,false,false,1,0, T"`, " false "},
},
{
Want: []bool{false, false, true, false, true, false, true},
FlagArg: []string{`"0, False, T,false , true,F"`, "true"},
},
}
for i, test := range tests {
var bs []bool
f := setUpBSFlagSet(&bs)
if err := f.Parse([]string{fmt.Sprintf("--bs=%s", strings.Join(test.FlagArg, ","))}); err != nil {
t.Fatalf("flag parsing failed with error: %s\nparsing:\t%#v\nwant:\t\t%#v",
err, test.FlagArg, test.Want[i])
}
for j, b := range bs {
if b != test.Want[j] {
t.Fatalf("bad value parsed for test %d on bool %d:\nwant:\t%t\ngot:\t%t", i, j, test.Want[j], b)
}
}
}
}
|
