terraform/helper/variables/flag_file_test.go

108 lines
1.6 KiB
Go

package variables
import (
"flag"
"fmt"
"io/ioutil"
"reflect"
"testing"
)
func TestFlagFile_impl(t *testing.T) {
var _ flag.Value = new(FlagFile)
}
func TestFlagFile(t *testing.T) {
inputLibucl := `
foo = "bar"
`
inputMap := `
foo = {
k = "v"
}`
inputJson := `{
"foo": "bar"}`
cases := []struct {
Input interface{}
Output map[string]interface{}
Error bool
}{
{
inputLibucl,
map[string]interface{}{"foo": "bar"},
false,
},
{
inputJson,
map[string]interface{}{"foo": "bar"},
false,
},
{
`map.key = "foo"`,
map[string]interface{}{"map.key": "foo"},
false,
},
{
inputMap,
map[string]interface{}{
"foo": map[string]interface{}{
"k": "v",
},
},
false,
},
{
[]string{
`foo = { "k" = "v"}`,
`foo = { "j" = "v" }`,
},
map[string]interface{}{
"foo": map[string]interface{}{
"k": "v",
"j": "v",
},
},
false,
},
}
path := testTempFile(t)
for i, tc := range cases {
t.Run(fmt.Sprintf("%d", i), func(t *testing.T) {
var input []string
switch i := tc.Input.(type) {
case string:
input = []string{i}
case []string:
input = i
default:
t.Fatalf("bad input type: %T", i)
}
f := new(FlagFile)
for _, input := range input {
if err := ioutil.WriteFile(path, []byte(input), 0644); err != nil {
t.Fatalf("err: %s", err)
}
err := f.Set(path)
if err != nil != tc.Error {
t.Fatalf("bad error. Input: %#v, err: %s", input, err)
}
}
actual := map[string]interface{}(*f)
if !reflect.DeepEqual(actual, tc.Output) {
t.Fatalf("bad: %#v", actual)
}
})
}
}