spf13--viper/internal/encoding/javaproperties/codec_test.go

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package javaproperties
import (
"reflect"
"testing"
)
// original form of the data
const original = `# key-value pair
key = value
map.key = value
`
// encoded form of the data
const encoded = `key = value
map.key = value
`
// Viper's internal representation
var data = map[string]interface{}{
"key": "value",
"map": map[string]interface{}{
"key": "value",
},
}
func TestCodec_Encode(t *testing.T) {
codec := Codec{}
b, err := codec.Encode(data)
if err != nil {
t.Fatal(err)
}
if encoded != string(b) {
t.Fatalf("decoded value does not match the expected one\nactual: %#v\nexpected: %#v", string(b), encoded)
}
}
func TestCodec_Decode(t *testing.T) {
t.Run("OK", func(t *testing.T) {
codec := Codec{}
v := map[string]interface{}{}
err := codec.Decode([]byte(original), v)
if err != nil {
t.Fatal(err)
}
if !reflect.DeepEqual(data, v) {
t.Fatalf("decoded value does not match the expected one\nactual: %#v\nexpected: %#v", v, data)
}
})
t.Run("InvalidData", func(t *testing.T) {
t.Skip("TODO: needs invalid data example")
codec := Codec{}
v := map[string]interface{}{}
codec.Decode([]byte(``), v)
if len(v) > 0 {
t.Fatalf("expected map to be empty when data is invalid\nactual: %#v", v)
}
})
}