mirror of https://github.com/spf13/viper.git
71 lines
1.4 KiB
Go
71 lines
1.4 KiB
Go
package encoding
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import (
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"testing"
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)
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type encoder struct {
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b []byte
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}
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func (e encoder) Encode(_ map[string]any) ([]byte, error) {
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return e.b, nil
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}
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func TestEncoderRegistry_RegisterEncoder(t *testing.T) {
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t.Run("OK", func(t *testing.T) {
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registry := NewEncoderRegistry()
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err := registry.RegisterEncoder("myformat", encoder{})
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if err != nil {
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t.Fatal(err)
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}
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})
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t.Run("AlreadyRegistered", func(t *testing.T) {
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registry := NewEncoderRegistry()
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err := registry.RegisterEncoder("myformat", encoder{})
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if err != nil {
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t.Fatal(err)
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}
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err = registry.RegisterEncoder("myformat", encoder{})
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if err != ErrEncoderFormatAlreadyRegistered {
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t.Fatalf("expected ErrEncoderFormatAlreadyRegistered, got: %v", err)
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}
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})
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}
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func TestEncoderRegistry_Decode(t *testing.T) {
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t.Run("OK", func(t *testing.T) {
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registry := NewEncoderRegistry()
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encoder := encoder{
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b: []byte("key: value"),
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}
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err := registry.RegisterEncoder("myformat", encoder)
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if err != nil {
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t.Fatal(err)
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}
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b, err := registry.Encode("myformat", map[string]any{"key": "value"})
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if err != nil {
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t.Fatal(err)
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}
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if string(b) != "key: value" {
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t.Fatalf("expected 'key: value', got: %#v", string(b))
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}
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})
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t.Run("EncoderNotFound", func(t *testing.T) {
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registry := NewEncoderRegistry()
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_, err := registry.Encode("myformat", map[string]any{"key": "value"})
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if err != ErrEncoderNotFound {
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t.Fatalf("expected ErrEncoderNotFound, got: %v", err)
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}
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})
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}
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