t.Fatal(err)
	}
	if hdr.Name != longName {
		t.Fatal("Couldn't recover long name")
	}
}

func TestValidTypeflagWithPAXHeader(t *testing.T) {
	var buffer bytes.Buffer
	tw := NewWriter(&buffer)

	fileName := strings.Repeat("ab", 100)

	hdr := &Header{
		Name:     fileName,
		Size:     4,
		Typeflag: 0,
	}
	if err := tw.WriteHeader(hdr); err != nil {