vise/go/engine/engine_test.go

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2023-04-01 11:58:02 +02:00
package engine
import (
"bytes"
"context"
"log"
"path"
"text/template"
"testing"
testdataloader "github.com/peteole/testdata-loader"
"git.defalsify.org/festive/state"
"git.defalsify.org/festive/resource"
)
type FsWrapper struct {
*resource.FsResource
st state.State
}
func NewFsWrapper(path string, st state.State, ctx context.Context) FsWrapper {
rs := resource.NewFsResource(path, ctx)
return FsWrapper {
&rs,
st,
}
}
func (r FsWrapper) RenderTemplate(sym string, values map[string]string) (string, error) {
v, err := r.GetTemplate(sym)
if err != nil {
return "", err
}
tp, err := template.New("tester").Option("missingkey=error").Parse(v)
if err != nil {
return "", err
}
b := bytes.NewBuffer([]byte{})
err = tp.Execute(b, values)
if err != nil {
return "", err
}
log.Printf("template is %v render is %v", v, b)
return b.String(), err
}
func(fs FsWrapper) FuncFor(sym string) (resource.EntryFunc, error) {
return nil, nil
}
func TestEngineInit(t *testing.T) {
// cfg := Config{
// FlagCount: 12,
// CacheSize: 1024,
// }
st := state.NewState(17).WithCacheSize(1024)
// dir, err := ioutil.TempDir("", "festive_test_")
// if err != nil {
// t.Fatal(err)
// }
dir := path.Join(testdataloader.GetBasePath(), "testdata")
ctx := context.TODO()
rs := NewFsWrapper(dir, st, ctx)
en := NewEngine(st, rs)
err := en.Init(ctx)
if err != nil {
t.Fatal(err)
}
w := bytes.NewBuffer(nil)
err = en.WriteResult(w)
if err != nil {
t.Fatal(err)
}
b := w.Bytes()
if !bytes.Equal(b, []byte("hello world")) {
t.Fatalf("expected result 'hello world', got %v", b)
}
}