spf13--viper/internal/encoding/toml/codec_test.go
2023-10-14 02:12:35 +02:00

97 lines
1.4 KiB
Go

package toml
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]
[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]
[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)
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, data, 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)
})
}