testClose{nil},
		},
	}, {
		// This file was produced using GNU tar v1.26:
		//	echo "Slartibartfast" > file.txt
		//	ln file.txt hard.txt
		//	tar -b 1 --format=ustar -c -f hardlink.tar file.txt hard.txt
		file: "testdata/hardlink.tar",
		tests: []testFnc{
			testHeader{Header{
				Typeflag: TypeReg,
				Name:     "file.txt",
				Size:     15,
				Mode:     0644,
				Uid:      1000,

	if err != nil {
		t.Fatal(err)
	}
	for i, wt := range writeTests {
		testReadFile(t, src.File[i], &wt)
	}

	// make a new zip file copying the old compressed data.
	buf2 := new(bytes.Buffer)
	dst := NewWriter(buf2)
	for _, f := range src.File {
		if err := dst.Copy(f); err != nil {
			t.Fatal(err)
		}
	}
	if err := dst.Close(); err != nil {
		t.Fatal(err)
	}