package fstest

import (
	"github.com/pkg/errors"
	"github.com/stevvooe/continuity"
)

// CheckDirectoryEqual compares two directory paths to make sure that
// the content of the directories is the same.
func CheckDirectoryEqual(d1, d2 string) error {
	c1, err := continuity.NewContext(d1)
	if err != nil {
		return errors.Wrap(err, "failed to build context")
	}

	c2, err := continuity.NewContext(d2)
	if err != nil {
		return errors.Wrap(err, "failed to build context")
	}

	m1, err := continuity.BuildManifest(c1)
	if err != nil {
		return errors.Wrap(err, "failed to build manifest")
	}

	m2, err := continuity.BuildManifest(c2)
	if err != nil {
		return errors.Wrap(err, "failed to build manifest")
	}

	diff := diffResourceList(m1.Resources, m2.Resources)
	if diff.HasDiff() {
		return errors.Errorf("directory diff between %s and %s\n%s", d1, d2, diff.String())
	}

	return nil
}