}
	b = make([]byte, 100)
	n, err = f.Read(b)
	if n <= 0 || err != nil {
		t.Errorf("Read(100) = %d, %v, want >0, nil", n, err)
	}
}

// Reading a closed file should return ErrClosed error
func TestReadClosed(t *testing.T) {
	t.Parallel()

	path := sfdir + "/" + sfname
	file, err := Open(path)
	if err != nil {
		t.Fatal("open failed:", err)
	}
	file.Close() // close immediately