}

	objLayer, _, err := initObjectLayer(ctx, mustGetPoolEndpoints(0, fsDirs...))
	if err != nil {
		removeRoots(fsDirs)
		t.Fatal(err)
	}

	// cleaning up of temporary test directories
	defer objLayer.Shutdown(context.Background())
	defer removeRoots(fsDirs)

	// Create a testbucket
	err = objLayer.MakeBucket(ctx, "testbucket", MakeBucketOptions{})
	if err != nil {

	// credentials are necessary to sign the HTTP request.
	if err = newTestConfig(globalMinioDefaultRegion, obj); err != nil {
		t.Fatalf("Unable to initialize server config. %s", err)
	}

	defer removeRoots(fsDirs)

	z := obj.(*erasureServerPools)
	er := z.serverPools[0].sets[0]

	// Create "bucket"
	err = obj.MakeBucket(ctx, "bucket", MakeBucketOptions{})
	if err != nil {
		t.Fatal(err)
	}

	defer cancel()

	obj, disks, err := prepareErasure16(ctx)
	if err != nil {
		t.Fatalf("Prepare Erasure backend failed - %v", err)
	}
	setObjectLayer(obj)
	defer obj.Shutdown(context.Background())
	defer removeRoots(disks)

	type tamperKind int
	const (
		noTamper tamperKind = iota
		deletePart
		corruptPart
	)

	timeSentinel := time.Unix(1, 0).UTC()
	threeNanoSecs := time.Unix(3, 0).UTC()

		done:        cancel,
	}, nil
}

// TearDown - method that resets the test bed for subsequent unit
// tests to start afresh.
func (atb *adminErasureTestBed) TearDown() {
	atb.done()
	removeRoots(atb.erasureDirs)
	resetTestGlobals()
}

// initTestObjLayer - Helper function to initialize an Erasure-based object
// layer and set globalObjectAPI.