z, err = NewReader(rat, size)
		raw = make([]byte, size)
		if _, err := rat.ReadAt(raw, 0); err != nil {
			t.Errorf("ReadAt error=%v", err)
			return
		}
	} else {
		path := filepath.Join("testdata", zt.Name)
		if zt.Obscured {
			tf, err := obscuretestdata.DecodeToTempFile(path)
			if err != nil {
				t.Errorf("obscuretestdata.DecodeToTempFile(%s): %v", path, err)
				return
			}

assignment of regular parameters.
</p>

<pre>
func Split(s string, pos int) (string, string) {
	return s[0:pos], s[pos:]
}

func Join(s, t string) string {
	return s + t
}

if Join(Split(value, len(value)/2)) != value {
	log.Panic("test fails")
}
</pre>

<p>
A method call <code>x.m()</code> is valid if the <a href="#Method_sets">method set</a>

	var ss []string
	for _, s := range he {
		if s != "" {
			ss = append(ss, s)
		}
	}
	if len(ss) == 0 {
		return prefix
	}
	return fmt.Sprintf("%s: %v", prefix, strings.Join(ss, "; and "))
}

// Type flags for Header.Typeflag.
const (
	// Type '0' indicates a regular file.
	TypeReg = '0'

	// Deprecated: Use TypeReg instead.
	TypeRegA = '\x00'

	fmt.Println(bytes.IndexRune([]byte("chicken"), 'd'))
	// Output:
	// 4
	// -1
}

func ExampleJoin() {
	s := [][]byte{[]byte("foo"), []byte("bar"), []byte("baz")}
	fmt.Printf("%s", bytes.Join(s, []byte(", ")))
	// Output: foo, bar, baz
}

func ExampleLastIndex() {
	fmt.Println(bytes.Index([]byte("go gopher"), []byte("go")))
	fmt.Println(bytes.LastIndex([]byte("go gopher"), []byte("go")))

assignment of regular parameters.
</p>

<pre>
func Split(s string, pos int) (string, string) {
	return s[0:pos], s[pos:]
}

func Join(s, t string) string {
	return s + t
}

if Join(Split(value, len(value)/2)) != value {
	log.Panic("test fails")
}
</pre>

<p>
A method call <code>x.m()</code> is valid if the <a href="#Method_sets">method set</a>

var exitCode = 0

func Check(t *testing.T) {
	checkFiles, err := filepath.Glob(filepath.Join(testenv.GOROOT(t), "api/go1*.txt"))
	if err != nil {
		t.Fatal(err)
	}

	var nextFiles []string
	if v := runtime.Version(); strings.Contains(v, "devel") || strings.Contains(v, "beta") {
		next, err := filepath.Glob(filepath.Join(testenv.GOROOT(t), "api/next/*.txt"))
		if err != nil {
			t.Fatal(err)
		}
		nextFiles = next

		t.Errorf("ModTime = %v; want %v", g, e)
	}
}

func TestFileInfoHeaderSymlink(t *testing.T) {
	testenv.MustHaveSymlink(t)

	tmpdir := t.TempDir()

	link := filepath.Join(tmpdir, "link")
	target := tmpdir
	if err := os.Symlink(target, link); err != nil {
		t.Fatal(err)
	}
	fi, err := os.Lstat(link)
	if err != nil {
		t.Fatal(err)
	}

				return nil, ErrHeader
			}
			sparseMap = append(sparseMap, value)
		default:
			paxHdrs[key] = value
		}
	}
	if len(sparseMap) > 0 {
		paxHdrs[paxGNUSparseMap] = strings.Join(sparseMap, ",")
	}
	return paxHdrs, nil
}

// readHeader reads the next block header and assumes that the underlying reader
// is already aligned to a block boundary. It returns the raw block of the

		}
		sa, sb = sa[1:], sb[1:]
	}
	for len(sa) > 0 {
		ss = append(ss, uniqueA+sa[0])
		sa = sa[1:]
	}
	for len(sb) > 0 {
		ss = append(ss, uniqueB+sb[0])
		sb = sb[1:]
	}
	return strings.Join(ss, "\n")
}

func TestWriter(t *testing.T) {
	type (
		testHeader struct { // WriteHeader(hdr) == wantErr
			hdr     Header
			wantErr error
		}
		testWrite struct { // Write(str) == (wantCnt, wantErr)