mirror of
https://github.com/spf13/viper
synced 2024-11-10 23:27:01 +00:00
128 lines
2 KiB
Go
128 lines
2 KiB
Go
package yaml
|
|
|
|
import (
|
|
"testing"
|
|
|
|
"github.com/stretchr/testify/assert"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
// original form of the data.
|
|
const original = `# key-value pair
|
|
key: value
|
|
list:
|
|
- item1
|
|
- item2
|
|
- item3
|
|
map:
|
|
key: value
|
|
|
|
# nested
|
|
# map
|
|
nested_map:
|
|
map:
|
|
key: value
|
|
list:
|
|
- item1
|
|
- item2
|
|
- item3
|
|
`
|
|
|
|
// 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
|
|
`
|
|
|
|
// decoded form of the data.
|
|
//
|
|
// In case of YAML it's slightly different from Viper's internal representation
|
|
// (e.g. map is decoded into a map with interface key).
|
|
var decoded = 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",
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
// data is 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)
|
|
require.NoError(t, err)
|
|
|
|
assert.Equal(t, encoded, string(b))
|
|
}
|
|
|
|
func TestCodec_Decode(t *testing.T) {
|
|
t.Run("OK", func(t *testing.T) {
|
|
codec := Codec{}
|
|
|
|
v := map[string]any{}
|
|
|
|
err := codec.Decode([]byte(original), v)
|
|
require.NoError(t, err)
|
|
|
|
assert.Equal(t, decoded, v)
|
|
})
|
|
|
|
t.Run("InvalidData", func(t *testing.T) {
|
|
codec := Codec{}
|
|
|
|
v := map[string]any{}
|
|
|
|
err := codec.Decode([]byte(`invalid data`), v)
|
|
require.Error(t, err)
|
|
|
|
t.Logf("decoding failed as expected: %s", err)
|
|
})
|
|
}
|