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|
package dencoding_test
import (
"bytes"
"io"
"reflect"
"testing"
"github.com/tomwright/dasel/v2/dencoding"
)
func TestYAMLDecoder_Decode(t *testing.T) {
t.Run("Basic", func(t *testing.T) {
b := []byte(`
x: 1
a: hello
---
x: 2
a: there
---
a: Tom
x: 3
---`)
dec := dencoding.NewYAMLDecoder(bytes.NewReader(b))
maps := make([]any, 0)
for {
var v any
if err := dec.Decode(&v); err != nil {
if err == io.EOF {
break
}
t.Errorf("unexpected error: %v", err)
return
}
maps = append(maps, v)
}
exp := [][]dencoding.KeyValue{
{
{Key: "x", Value: int64(1)},
{Key: "a", Value: "hello"},
},
{
{Key: "x", Value: int64(2)},
{Key: "a", Value: "there"},
},
{
{Key: "a", Value: "Tom"},
{Key: "x", Value: int64(3)},
},
}
got := make([][]dencoding.KeyValue, 0)
for _, v := range maps {
if m, ok := v.(*dencoding.Map); ok {
got = append(got, m.KeyValues())
}
}
if !reflect.DeepEqual(exp, got) {
t.Errorf("expected %v, got %v", exp, got)
}
})
// https://github.com/TomWright/dasel/issues/278
t.Run("Issue278", func(t *testing.T) {
b := []byte(`
key1: [value1,value2,value3,value4,value5]
key2: value6
`)
dec := dencoding.NewYAMLDecoder(bytes.NewReader(b))
got := make([]any, 0)
for {
var v any
if err := dec.Decode(&v); err != nil {
if err == io.EOF {
break
}
t.Errorf("unexpected error: %v", err)
return
}
got = append(got, v)
}
exp := []any{
dencoding.NewMap().
Set("key1", []any{"value1", "value2", "value3", "value4", "value5"}).
Set("key2", "value6"),
}
if !reflect.DeepEqual(exp, got) {
t.Errorf("expected %v, got %v", exp, got)
}
})
t.Run("YamlAliases", func(t *testing.T) {
b := []byte(`foo: &foofoo
bar: 1
baz: &baz "baz"
spam:
ham: "eggs"
bar: 0
<<: *foofoo
baz: "bazbaz"
baz: *baz
`)
dec := dencoding.NewYAMLDecoder(bytes.NewReader(b))
got := make([]any, 0)
for {
var v any
if err := dec.Decode(&v); err != nil {
if err == io.EOF {
break
}
t.Errorf("unexpected error: %v", err)
return
}
got = append(got, v)
}
exp := dencoding.NewMap().
Set("foo", dencoding.NewMap().
Set("bar", int64(1)).
Set("baz", "baz")).
Set("spam", dencoding.NewMap().
Set("ham", "eggs").
Set("bar", int64(1)).
Set("baz", "bazbaz")).
Set("baz", "baz")
if len(got) != 1 {
t.Errorf("expected result len of %d, got %d", 1, len(got))
return
}
gotMap, ok := got[0].(*dencoding.Map)
if !ok {
t.Errorf("expected result to be of type %T, got %T", exp, got[0])
return
}
if !reflect.DeepEqual(exp, gotMap) {
t.Errorf("expected %v, got %v", exp, gotMap)
}
})
}
|
