package afero

import (
	"os"
	"testing"
)

func TestBasePath(t *testing.T) {
	baseFs := &MemMapFs{}
	baseFs.MkdirAll("/base/path/tmp", 0777)
	bp := NewBasePathFs(baseFs, "/base/path")

	if _, err := bp.Create("/tmp/foo"); err != nil {
		t.Errorf("Failed to set real path")
	}

	if fh, err := bp.Create("../tmp/bar"); err == nil {
		t.Errorf("succeeded in creating %s ...", fh.Name())
	}
}

func TestBasePathRoot(t *testing.T) {
	baseFs := &MemMapFs{}
	baseFs.MkdirAll("/base/path/foo/baz", 0777)
	baseFs.MkdirAll("/base/path/boo/", 0777)
	bp := NewBasePathFs(baseFs, "/base/path")

	rd, err := ReadDir(bp, string(os.PathSeparator))

	if len(rd) != 2 {
		t.Errorf("base path doesn't respect root")
	}

	if err != nil {
		t.Error(err)
	}
}