mirror of https://github.com/spf13/viper.git
96 lines
1.5 KiB
Go
96 lines
1.5 KiB
Go
package json
|
|
|
|
import (
|
|
"reflect"
|
|
"testing"
|
|
)
|
|
|
|
// encoded form of the data
|
|
const encoded = `{
|
|
"key": "value",
|
|
"list": [
|
|
"item1",
|
|
"item2",
|
|
"item3"
|
|
],
|
|
"map": {
|
|
"key": "value"
|
|
},
|
|
"nested_map": {
|
|
"map": {
|
|
"key": "value",
|
|
"list": [
|
|
"item1",
|
|
"item2",
|
|
"item3"
|
|
]
|
|
}
|
|
}
|
|
}`
|
|
|
|
// Viper's internal representation
|
|
var data = map[string]any{
|
|
"key": "value",
|
|
"list": []any{
|
|
"item1",
|
|
"item2",
|
|
"item3",
|
|
},
|
|
"map": map[string]any{
|
|
"key": "value",
|
|
},
|
|
"nested_map": map[string]any{
|
|
"map": map[string]any{
|
|
"key": "value",
|
|
"list": []any{
|
|
"item1",
|
|
"item2",
|
|
"item3",
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
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]any{}
|
|
|
|
err := codec.Decode([]byte(encoded), 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) {
|
|
codec := Codec{}
|
|
|
|
v := map[string]any{}
|
|
|
|
err := codec.Decode([]byte(`invalid data`), v)
|
|
if err == nil {
|
|
t.Fatal("expected decoding to fail")
|
|
}
|
|
|
|
t.Logf("decoding failed as expected: %s", err)
|
|
})
|
|
}
|