package main

import (
	"flag"
	"fmt"
	"go/build"
	"internal/testenv"
	"os"
	"path/filepath"
	"slices"
	"strings"
	"sync"
	"testing"
)

var flagCheck = flag.Bool("check", false, "run API checks")

func TestMain(m *testing.M) {
	flag.Parse()
	for _, c := range contexts {
		c.Compiler = build.Default.Compiler
	}
	build.Default.GOROOT = testenv.GOROOT(nil)

	os.Exit(m.Run())
}

var (

Shinsuke Sugaya <******@****.***> 1444529815 +0900

package tar

import (
	"bytes"
	"encoding/hex"
	"errors"
	"io"
	"io/fs"
	"maps"
	"os"
	"path"
	"slices"
	"sort"
	"strings"
	"testing"
	"testing/fstest"
	"testing/iotest"
	"time"
)

func bytediff(a, b []byte) string {
	const (
		uniqueA  = "-  "
		uniqueB  = "+  "
		identity = "   "
	)
	var ss []string

	}
}

// This is line 101. The test depends on that.
func TestAddr2Line(t *testing.T) {
	testenv.MustHaveGoBuild(t)

	tmpDir := t.TempDir()

	// Build copy of test binary with debug symbols,
	// since the one running now may not have them.
	exepath := filepath.Join(tmpDir, "testaddr2line_test.exe")
	out, err := testenv.Command(t, testenv.GoToolPath(t), "test", "-c", "-o", exepath, "cmd/addr2line").CombinedOutput()

	"go/parser"
	"go/token"
	"go/types"
	"internal/testenv"
	"io"
	"log"
	"os"
	"os/exec"
	"path/filepath"
	"regexp"
	"runtime"
	"slices"
	"strconv"
	"strings"
	"sync"
	"testing"
)

const verbose = false

func goCmd() string {
	var exeSuffix string
	if runtime.GOOS == "windows" {
		exeSuffix = ".exe"
	}
	path := filepath.Join(testenv.GOROOT(nil), "bin", "go"+exeSuffix)

	)

	vectors := []struct {
		maker fileMaker
		tests []testFnc
	}{{
		maker: makeReg{"", 0},
		tests: []testFnc{
			testRemaining{0, 0},
			testRead{0, "", io.EOF},
			testRead{1, "", io.EOF},
			testWriteTo{nil, 0, nil},
			testRemaining{0, 0},
		},
	}, {
		maker: makeReg{"", 1},
		tests: []testFnc{
			testRemaining{1, 1},
			testRead{5, "", io.ErrUnexpectedEOF},

	}
	return s
}

func TestNewBuffer(t *testing.T) {
	buf := NewBuffer(testBytes)
	check(t, "NewBuffer", buf, testString)
}

var buf Buffer

// Calling NewBuffer and immediately shallow copying the Buffer struct
// should not result in any allocations.
// This can be used to reset the underlying []byte of an existing Buffer.
func TestNewBufferShallow(t *testing.T) {
	testenv.SkipIfOptimizationOff(t)

// license that can be found in the LICENSE file.

package tar

import (
	"bytes"
	"errors"
	"fmt"
	"internal/testenv"
	"io"
	"io/fs"
	"maps"
	"math"
	"os"
	"path"
	"path/filepath"
	"reflect"
	"slices"
	"strings"
	"testing"
	"time"
)

type testError struct{ error }

type fileOps []any // []T where T is (string | int64)

var isRaceBuilder = strings.HasSuffix(testenv.Builder(), "-race")

func BenchmarkIndexByte(b *testing.B) {
	benchBytes(b, indexSizes, bmIndexByte(IndexByte))
}

func BenchmarkIndexBytePortable(b *testing.B) {
	benchBytes(b, indexSizes, bmIndexByte(IndexBytePortable))
}

func bmIndexByte(index func([]byte, byte) int) func(b *testing.B, n int) {
	return func(b *testing.B, n int) {
		buf := bmbuf[0:n]

// Tests that involve both reading and writing.

package zip

import (
	"bytes"
	"cmp"
	"errors"
	"fmt"
	"hash"
	"internal/testenv"
	"io"
	"runtime"
	"slices"
	"strings"
	"testing"
	"time"
)

func TestOver65kFiles(t *testing.T) {
	if testing.Short() && testenv.Builder() == "" {
		t.Skip("skipping in short mode")
	}
	buf := new(strings.Builder)
	w := NewWriter(buf)
	const nFiles = (1 << 16) + 42