// Copyright 2019 The Operator-SDK Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package scaffold

import (
	"testing"

	"github.com/operator-framework/operator-sdk/internal/util/diffutil"

	"github.com/spf13/afero"
)

func TestBoilerplate(t *testing.T) {
	s, buf := setupScaffoldAndWriter()
	s.Fs = afero.NewMemMapFs()
	f, err := afero.TempFile(s.Fs, "", "")
	if err != nil {
		t.Fatal(err)
	}
	if _, err = f.Write([]byte(boilerplate)); err != nil {
		t.Fatal(err)
	}
	if err = f.Close(); err != nil {
		t.Fatal(err)
	}
	s.BoilerplatePath = f.Name()
	err = s.Execute(appConfig, &Apis{})
	if err != nil {
		t.Fatalf("Failed to execute the scaffold: (%v)", err)
	}

	if boilerplateExp != buf.String() {
		diffs := diffutil.Diff(boilerplateExp, buf.String())
		t.Fatalf("Expected vs actual differs.\n%v", diffs)
	}
}

const boilerplate = `// Lorem ipsum dolor sit amet, consectetur adipiscing elit. Aenean ac
// velit a lacus tempor accumsan sit amet eu velit. Mauris orci lectus,
// rutrum vitae porttitor in, interdum nec mauris. Praesent porttitor
// lectus a sem volutpat, ac fringilla magna fermentum. Donec a nibh
// a urna fringilla eleifend. Curabitur vitae lorem nulla. Ut at risus
// varius, blandit risus quis, porta tellus. Vivamus scelerisque turpis
// quis viverra rhoncus. Aenean non arcu velit.
`

const boilerplateExp = boilerplate + "\n" + apisExp
