//go:build unix

package bufio_test

import (
	"bufio"
	"io"
	"net"
	"path/filepath"
	"strings"
	"sync"
	"testing"
)

// TestCopyUnixpacket tests that we can use bufio when copying
// across a unixpacket socket. This used to fail due to an unnecessary
// empty Write call that was interpreted as an EOF.
func TestCopyUnixpacket(t *testing.T) {
	tmpDir := t.TempDir()

	shift
fi

targ="../../go-${GOOS}-${GOARCH}-bootstrap"
if [ -e $targ ]; then
	echo "$targ already exists; remove before continuing"
	exit 2
fi

unset GOROOT
src=$(cd .. && pwd)
echo "#### Copying to $targ"
cp -Rp "$src" "$targ"
cd "$targ"
echo
echo "#### Cleaning $targ"
chmod -R +w .
rm -f .gitignore
if [ -e .git ]; then
	git clean -f -d
fi
echo
echo "#### Building $targ"
echo
cd src

      label: "What did you see happen?"
      description: Command invocations and their associated output, functions with their arguments and return results, full stacktraces for panics (upload a file if it is very long), etc. Prefer copying text output over using screenshots.
    validations:
      required: true

  - type: textarea
    id: expected-behavior
    attributes:
      label: "What did you expect to see?"

	// the package being tested and the source root.
	pkgpath = ""
	for _, element := range strings.Split(finalPkgpath, string(filepath.Separator)) {
		if debug {
			log.Printf("copying %s", pkgpath)
		}
		pkgpath = filepath.Join(pkgpath, element)
		dst := filepath.Join(dstbase, pkgpath)
		src := filepath.Join(cwd, pkgpath)
		if err := copyLocalDir(dst, src); err != nil {
			return "", err
		}

# target inside "tensorflow/tools/toolchains/cross_compile/cc" so that Bazel
# can register it as an input to compile/link actions and send it to the remote
# VMs when needed.
# TODO(b/316932689): Avoid copying and replace with a local repository rule.
if [[ "$TFCI_MACOS_CROSS_COMPILE_ENABLE" == 1 ]]; then
  mkdir -p "${TFCI_MACOS_CROSS_COMPILE_SDK_DEST}/usr"
  mkdir -p "${TFCI_MACOS_CROSS_COMPILE_SDK_DEST}/System/Library/Frameworks/"

	if err := buf.UnreadByte(); err != nil {
		// should not happen
		t.Fatal(err)
	}
	if err := buf.UnreadByte(); err == nil {
		t.Fatal("UnreadByte: expected error, got nil")
	}
}

// verify that copying from an empty reader always has the same results,
// regardless of the presence of a WriteTo method.
func TestReaderCopyNothing(t *testing.T) {
	type nErr struct {
		n   int64
		err error
	}

)

// A Stack is a stack of TokenReaders. As the top TokenReader hits EOF,
// it resumes reading the next one down.
type Stack struct {
	tr []TokenReader
}

// Push adds tr to the top (end) of the input stack. (Popping happens automatically.)
func (s *Stack) Push(tr TokenReader) {
	s.tr = append(s.tr, tr)
}

func (s *Stack) Next() ScanToken {
	tos := s.tr[len(s.tr)-1]
	tok := tos.Next()
	for tok == scanner.EOF && len(s.tr) > 1 {

# EditorConfig helps developers define and maintain consistent
# coding styles between different editors and IDEs
# editorconfig.org

root = true

[*]

indent_style = space
indent_size = 4


end_of_line = lf
charset = utf-8
trim_trailing_whitespace = true
insert_final_newline = true

# Markdown files sometimes need trailing whitespaces.
[*.md]
trim_trailing_whitespace = false

[*.{yml,yaml}]
indent_size = 2

	// printing some of their contents.
	for _, f := range r.File {
		fmt.Printf("Contents of %s:\n", f.Name)
		rc, err := f.Open()
		if err != nil {
			log.Fatal(err)
		}
		_, err = io.CopyN(os.Stdout, rc, 68)
		if err != nil {
			log.Fatal(err)
		}
		rc.Close()
		fmt.Println()
	}
	// Output:
	// Contents of README:
	// This is the source code repository for the Go programming language.
}