mirror of https://github.com/spf13/viper.git
133 lines
2.0 KiB
Go
133 lines
2.0 KiB
Go
package hcl
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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// original form of the data.
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const original = `# key-value pair
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"key" = "value"
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// list
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"list" = ["item1", "item2", "item3"]
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/* map */
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"map" = {
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"key" = "value"
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}
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/*
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nested map
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*/
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"nested_map" "map" {
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"key" = "value"
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"list" = ["item1", "item2", "item3"]
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}`
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// encoded form of the data.
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const encoded = `"key" = "value"
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"list" = ["item1", "item2", "item3"]
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"map" = {
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"key" = "value"
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}
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"nested_map" "map" {
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"key" = "value"
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"list" = ["item1", "item2", "item3"]
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}`
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// decoded form of the data.
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//
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// In case of HCL it's slightly different from Viper's internal representation
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// (e.g. map is decoded into a list of maps).
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var decoded = map[string]any{
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"key": "value",
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"list": []any{
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"item1",
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"item2",
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"item3",
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},
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"map": []map[string]any{
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{
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"key": "value",
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},
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},
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"nested_map": []map[string]any{
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{
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"map": []map[string]any{
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{
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"key": "value",
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"list": []any{
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"item1",
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"item2",
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"item3",
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},
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},
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},
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},
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},
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}
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// data is Viper's internal representation.
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var data = map[string]any{
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"key": "value",
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"list": []any{
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"item1",
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"item2",
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"item3",
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},
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"map": map[string]any{
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"key": "value",
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},
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"nested_map": map[string]any{
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"map": map[string]any{
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"key": "value",
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"list": []any{
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"item1",
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"item2",
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"item3",
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},
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},
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},
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}
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func TestCodec_Encode(t *testing.T) {
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codec := Codec{}
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b, err := codec.Encode(data)
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require.NoError(t, err)
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assert.Equal(t, encoded, string(b))
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}
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func TestCodec_Decode(t *testing.T) {
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t.Run("OK", func(t *testing.T) {
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codec := Codec{}
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v := map[string]any{}
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err := codec.Decode([]byte(original), v)
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require.NoError(t, err)
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assert.Equal(t, decoded, v)
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})
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t.Run("InvalidData", func(t *testing.T) {
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codec := Codec{}
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v := map[string]any{}
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err := codec.Decode([]byte(`invalid data`), v)
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require.Error(t, err)
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t.Logf("decoding failed as expected: %s", err)
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})
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}
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