"slices"
	"strings"
	"time"
)

type InternalExample struct {
	Name      string
	F         func()
	Output    string
	Unordered bool
}

// RunExamples is an internal function but exported because it is cross-package;
// it is part of the implementation of the "go test" command.
func RunExamples(matchString func(pat, str string) (bool, error), examples []InternalExample) (ok bool) {
	_, ok = runExamples(matchString, examples)

package testing

import (
	"bytes"
	"fmt"
	"io"
	"os"
	"strings"
	"time"
)

type InternalExample struct {
	Name   string
	F      func()
	Output string
}

func RunExamples(examples []InternalExample) (ok bool) {
	ok = true

	var eg InternalExample

	stdout, stderr := os.Stdout, os.Stderr
	defer func() {
		os.Stdout, os.Stderr = stdout, stderr
		if e := recover(); e != nil {

	// An internal function but exported because it is cross-package; ...
	func RunBenchmarks(matchString func(pat, str string) (bool, error), benchmarks []InternalBenchmark)

	// 
	func RunExamples(examples []InternalExample) (ok bool)

	// 

	// An internal function but exported because it is cross-package; ...
	func RunBenchmarks(matchString func(pat, str string) (bool, error), benchmarks []InternalBenchmark)

	// 
	func RunExamples(examples []InternalExample) (ok bool)

	// 

	"unicode.Range16": true,
	"unicode.Range32": true,

	// These four structs are used in generated test main files,
	// but the generator can be trusted.
	"testing.InternalBenchmark":  true,
	"testing.InternalExample":    true,
	"testing.InternalTest":       true,
	"testing.InternalFuzzTarget": true,

// example.go when js/wasm gets an os.Pipe implementation
// and no longer needs this separation.

package testing

import (
	"fmt"
	"io"
	"os"
	"strings"
	"time"
)

func runExample(eg InternalExample) (ok bool) {
	if chatty.on {
		fmt.Printf("%s=== RUN   %s\n", chatty.prefix(), eg.Name)
	}

	// Capture stdout.
	stdout := os.Stdout
	r, w, err := os.Pipe()
	if err != nil {
		fmt.Fprintln(os.Stderr, err)

	// An internal function but exported because it is cross-package; ...
	func RunBenchmarks(matchString func(pat, str string) (bool, error), benchmarks []InternalBenchmark)

	// 
	func RunExamples(examples []InternalExample) (ok bool)

	// 

package testing

import (
	"fmt"
	"io"
	"os"
	"strings"
	"time"
)

// TODO(@musiol, @odeke-em): unify this code back into
// example.go when js/wasm gets an os.Pipe implementation.
func runExample(eg InternalExample) (ok bool) {
	if chatty.on {
		fmt.Printf("%s=== RUN   %s\n", chatty.prefix(), eg.Name)
	}

	// Capture stdout to temporary file. We're not using
	// os.Pipe because it is not supported on js/wasm.

	// coverage information to disk. To achieve this, we create a bunch of empty test suites and
	// have it "run" them.
	tests := []testing.InternalTest{}
	benchmarks := []testing.InternalBenchmark{}
	examples := []testing.InternalExample{}
	fuzztargets := []testing.InternalFuzzTarget{}

	var deps fakeTestDeps

	dummyRun := testing.MainStart(deps, tests, benchmarks, fuzztargets, examples)
	dummyRun.Run()

// An internal function but exported because it is cross-package; part of the implementation
// of go test.
func Main(matchString func(pat, str string) (bool, error), tests []InternalTest, benchmarks []InternalBenchmark, examples []InternalExample) {
	flag.Parse()
	parseCpuList()

	before()
	startAlarm()
	testOk := RunTests(matchString, tests)
	exampleOk := RunExamples(examples)
	if !testOk || !exampleOk {
		fmt.Println("FAIL")