How to use unregisterContext method of main Package

Best Syzkaller code snippet using main.unregisterContext

util_test.go

Source:util_test.go

...114		for len(c.emailSink) != 0 {115			c.t.Errorf("ERROR: leftover email: %v", (<-c.emailSink).Body)116		}117	}118	unregisterContext(c)119	c.inst.Close()120}121func (c *Ctx) advanceTime(d time.Duration) {122	c.mockedTime = c.mockedTime.Add(d)123}124// GET sends admin-authorized HTTP GET request to the app.125func (c *Ctx) GET(url string) error {126	_, err := c.httpRequest("GET", url, "", AccessAdmin)127	return err128}129// AuthGET sends HTTP GET request to the app with the specified authorization.130func (c *Ctx) AuthGET(access AccessLevel, url string) ([]byte, error) {131	return c.httpRequest("GET", url, "", access)132}133// POST sends admin-authorized HTTP POST request to the app.134func (c *Ctx) POST(url, body string) error {135	_, err := c.httpRequest("POST", url, body, AccessAdmin)136	return err137}138func (c *Ctx) httpRequest(method, url, body string, access AccessLevel) ([]byte, error) {139	c.t.Logf("%v: %v", method, url)140	r, err := c.inst.NewRequest(method, url, strings.NewReader(body))141	if err != nil {142		c.t.Fatal(err)143	}144	registerContext(r, c)145	if access == AccessAdmin || access == AccessUser {146		user := &user.User{147			Email:      "user@syzkaller.com",148			AuthDomain: "gmail.com",149		}150		if access == AccessAdmin {151			user.Admin = true152		}153		aetest.Login(user, r)154	}155	w := httptest.NewRecorder()156	http.DefaultServeMux.ServeHTTP(w, r)157	c.t.Logf("REPLY: %v", w.Code)158	if w.Code != http.StatusOK {159		return nil, HttpError{w.Code, w.Body.String()}160	}161	return w.Body.Bytes(), nil162}163type HttpError struct {164	Code int165	Body string166}167func (err HttpError) Error() string {168	return fmt.Sprintf("%v: %v", err.Code, err.Body)169}170func (c *Ctx) loadBug(extID string) (*Bug, *Crash, *Build) {171	bug, _, err := findBugByReportingID(c.ctx, extID)172	if err != nil {173		c.t.Fatalf("failed to load bug: %v", err)174	}175	crash, _, err := findCrashForBug(c.ctx, bug)176	if err != nil {177		c.t.Fatalf("failed to load crash: %v", err)178	}179	build, err := loadBuild(c.ctx, bug.Namespace, crash.BuildID)180	if err != nil {181		c.t.Fatalf("failed to load build: %v", err)182	}183	return bug, crash, build184}185func (c *Ctx) loadJob(extID string) (*Job, *Build) {186	jobKey, err := jobID2Key(c.ctx, extID)187	if err != nil {188		c.t.Fatalf("failed to create job key: %v", err)189	}190	job := new(Job)191	if err := datastore.Get(c.ctx, jobKey, job); err != nil {192		c.t.Fatalf("failed to get job %v: %v", extID, err)193	}194	build, err := loadBuild(c.ctx, job.Namespace, job.BuildID)195	if err != nil {196		c.t.Fatalf("failed to load build: %v", err)197	}198	return job, build199}200func (c *Ctx) checkURLContents(url string, want []byte) {201	got, err := c.AuthGET(AccessAdmin, url)202	if err != nil {203		c.t.Fatalf("\n%v: %v request failed: %v", caller(0), url, err)204	}205	if !bytes.Equal(got, want) {206		c.t.Fatalf("\n%v: url %v: got:\n%s\nwant:\n%s\n", caller(0), url, got, want)207	}208}209type apiClient struct {210	*Ctx211	*dashapi.Dashboard212}213func (c *Ctx) makeClient(client, key string, failOnErrors bool) *apiClient {214	doer := func(r *http.Request) (*http.Response, error) {215		registerContext(r, c)216		w := httptest.NewRecorder()217		http.DefaultServeMux.ServeHTTP(w, r)218		// Later versions of Go have a nice w.Result method,219		// but we stuck on 1.6 on appengine.220		if w.Body == nil {221			w.Body = new(bytes.Buffer)222		}223		res := &http.Response{224			StatusCode: w.Code,225			Status:     http.StatusText(w.Code),226			Body:       ioutil.NopCloser(bytes.NewReader(w.Body.Bytes())),227		}228		return res, nil229	}230	logger := func(msg string, args ...interface{}) {231		c.t.Logf("%v: "+msg, append([]interface{}{caller(3)}, args...)...)232	}233	errorHandler := func(err error) {234		if failOnErrors {235			c.t.Fatalf("\n%v: %v", caller(2), err)236		}237	}238	return &apiClient{239		Ctx:       c,240		Dashboard: dashapi.NewCustom(client, "", key, c.inst.NewRequest, doer, logger, errorHandler),241	}242}243func (client *apiClient) pollBugs(expect int) []*dashapi.BugReport {244	resp, _ := client.ReportingPollBugs("test")245	if len(resp.Reports) != expect {246		client.t.Fatalf("\n%v: want %v reports, got %v", caller(0), expect, len(resp.Reports))247	}248	for _, rep := range resp.Reports {249		reproLevel := dashapi.ReproLevelNone250		if len(rep.ReproC) != 0 {251			reproLevel = dashapi.ReproLevelC252		} else if len(rep.ReproSyz) != 0 {253			reproLevel = dashapi.ReproLevelSyz254		}255		reply, _ := client.ReportingUpdate(&dashapi.BugUpdate{256			ID:         rep.ID,257			Status:     dashapi.BugStatusOpen,258			ReproLevel: reproLevel,259			CrashID:    rep.CrashID,260		})261		client.expectEQ(reply.Error, false)262		client.expectEQ(reply.OK, true)263	}264	return resp.Reports265}266func (client *apiClient) pollBug() *dashapi.BugReport {267	return client.pollBugs(1)[0]268}269func (client *apiClient) updateBug(extID string, status dashapi.BugStatus, dup string) {270	reply, _ := client.ReportingUpdate(&dashapi.BugUpdate{271		ID:     extID,272		Status: status,273		DupOf:  dup,274	})275	client.expectTrue(reply.OK)276}277type (278	EmailOptMessageID int279	EmailOptFrom      string280	EmailOptCC        []string281)282func (c *Ctx) incomingEmail(to, body string, opts ...interface{}) {283	id := 0284	from := "default@sender.com"285	cc := []string{"test@syzkaller.com", "bugs@syzkaller.com"}286	for _, o := range opts {287		switch opt := o.(type) {288		case EmailOptMessageID:289			id = int(opt)290		case EmailOptFrom:291			from = string(opt)292		case EmailOptCC:293			cc = []string(opt)294		}295	}296	email := fmt.Sprintf(`Sender: %v297Date: Tue, 15 Aug 2017 14:59:00 -0700298Message-ID: <%v>299Subject: crash1300From: %v301Cc: %v302To: %v303Content-Type: text/plain304%v305`, from, id, from, strings.Join(cc, ","), to, body)306	c.expectOK(c.POST("/_ah/mail/", email))307}308func initMocks() {309	// Mock time as some functionality relies on real time.310	timeNow = func(c context.Context) time.Time {311		return getRequestContext(c).mockedTime312	}313	sendEmail = func(c context.Context, msg *aemail.Message) error {314		getRequestContext(c).emailSink <- msg315		return nil316	}317}318// Machinery to associate mocked time with requests.319type RequestMapping struct {320	c   context.Context321	ctx *Ctx322}323var (324	requestMu       sync.Mutex325	requestContexts []RequestMapping326)327func registerContext(r *http.Request, c *Ctx) {328	requestMu.Lock()329	defer requestMu.Unlock()330	requestContexts = append(requestContexts, RequestMapping{appengine.NewContext(r), c})331}332func getRequestContext(c context.Context) *Ctx {333	requestMu.Lock()334	defer requestMu.Unlock()335	for _, m := range requestContexts {336		if reflect.DeepEqual(c, m.c) {337			return m.ctx338		}339	}340	panic(fmt.Sprintf("no context for: %#v", c))341}342func unregisterContext(c *Ctx) {343	requestMu.Lock()344	defer requestMu.Unlock()345	n := 0346	for _, m := range requestContexts {347		if m.ctx == c {348			continue349		}350		requestContexts[n] = m351		n++352	}353	requestContexts = requestContexts[:n]354}...

unregisterContext

Using AI Code Generation

1import (2func main() {3	ctx, cancel := context.WithCancel(context.Background())4	go func() {5		for {6			select {7			case <-ctx.Done():8				fmt.Println("Done")9				fmt.Println("working")10				time.Sleep(2 * time.Second)11			}12		}13	}()14	time.Sleep(10 * time.Second)15	cancel()16	fmt.Println("main terminated")17}18import (19func main() {20	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)21	defer cancel()22	go func() {23		for {24			select {25			case <-ctx.Done():26				fmt.Println("Done")27				fmt.Println("working")28				time.Sleep(2 * time.Second)29			}30		}31	}()32	time.Sleep(10 * time.Second)33	fmt.Println("main terminated")34}35import (36func main() {37	d := time.Now().Add(5 * time.Second)

unregisterContext

Using AI Code Generation

1import (2func main() {3    ctx, cancel := context.WithCancel(context.Background())4    go func() {5        time.Sleep(2 * time.Second)6        cancel()7    }()8    ctx = context.WithValue(ctx, "key", "value")9    ctx = context.WithValue(ctx, "key1", "value1")10    ctx = context.WithValue(ctx, "key2", "value2")11    ctx = context.WithValue(ctx, "key3", "value3")12    go func() {13        time.Sleep(1 * time.Second)14        ctx = context.WithValue(ctx, "key4", "value4")15        ctx = context.WithValue(ctx, "key5", "value5")16        ctx = context.WithValue(ctx, "key6", "value6")17        ctx = context.WithValue(ctx, "key7", "value7")18    }()19    go func() {20        time.Sleep(3 * time.Second)21        fmt.Println(ctx.Value("key4"))22        fmt.Println(ctx.Value("key5"))23        fmt.Println(ctx.Value("key6"))24        fmt.Println(ctx.Value("key7"))25    }()26    <-ctx.Done()27    fmt.Println("main() finished")28}29main() finished

unregisterContext

Using AI Code Generation

1import (2func main() {3    ctx, cancel := context.WithCancel(context.Background())4    go func() {5        time.Sleep(1 * time.Second)6        cancel()7    }()8    <-ctx.Done()9    fmt.Println("main: context cancelled")10}11import (12func main() {13    ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)14    go func() {15        time.Sleep(2 * time.Second)16        cancel()17    }()18    <-ctx.Done()19    fmt.Println("main: context cancelled")20}21import (22func main() {23    ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)24    defer cancel()25    go func() {26        time.Sleep(1 * time.Second)27        cancel()28    }()29    <-ctx.Done()30    fmt.Println("main: context cancelled")31}32import (33func main() {34    ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)35    defer cancel()36    go func() {37        time.Sleep(1 * time.Second)38        cancel()39    }()40    <-ctx.Done()41    fmt.Println("main: context cancelled")42}43import (44func main() {45    ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)46    defer cancel()47    go func() {48        time.Sleep(2 * time.Second)49        cancel()50    }()51    <-ctx.Done()52    fmt.Println("main: context cancelled")53}

unregisterContext

Using AI Code Generation

1import (2func main() {3	ctx, cancel := context.WithCancel(context.Background())4	go func() {5		time.Sleep(1 * time.Second)6		cancel()7	}()8	fmt.Println("main: Wait for 1 seconds")9	<-ctx.Done()10	fmt.Println("main: Wait for 3 seconds")11	time.Sleep(3 * time.Second)12	fmt.Println("main: Wait for 2 seconds")13	time.Sleep(2 * time.Second)14	fmt.Println("main: Wait for 1 seconds")15	time.Sleep(1 * time.Second)16}17Context is a type which is used to control the execution of a program. You can use it to cancel the execution of a program or to pass some data from one goroutine to another one. You can also use it to create a deadline for execution of a program. Context is a very important concept

unregisterContext

Using AI Code Generation

1func main(){2    unregisterContext()3}4func main(){5    registerContext()6}7func main(){8    unregisterContext()9}10func main(){11    registerContext()12}13func main(){14    unregisterContext()15}16func main(){17    registerContext()18}19func main(){20    unregisterContext()21}22func main(){23    registerContext()24}25func main(){26    unregisterContext()27}28func main(){29    registerContext()30}31func main(){32    unregisterContext()33}34func main(){35    registerContext()36}37func main(){38    unregisterContext()39}40func main(){41    registerContext()42}43func main(){

unregisterContext

Using AI Code Generation

1import (2func main() {3ctx := context.Background()4ctx, cancel := context.WithCancel(ctx)5cancel()6err := ctx.UnregisterContext()7if err != nil {8fmt.Println(err)9}10}11import (12func main() {13	ctx := context.Background()14	ctx, cancel := context.WithCancel(ctx)15	cancel()16	err := ctx.UnregisterContext()17	if err != nil {18		fmt.Println(err)19	}20}21Go | context.Background()22Go | context.TODO()23Go | context.WithCancel()24Go | context.WithDeadline()25Go | context.WithTimeout()26Go | context.WithValue()27Go | context.WithCancel() function28Go | context.WithDeadline() function29Go | context.WithTimeout() function30Go | context.WithValue() function31Go | context.Background() function32Go | context.CancelFunc() function33Go | context.Context() function34Go | context.Err() function35Go | context.Value() function36Go | context.WithValue() function

unregisterContext

Using AI Code Generation

1GoLang | context.WithValue()2GoLang | context.WithCancel()3GoLang | context.WithTimeout()4GoLang | context.WithDeadline()5GoLang | context.Background()6GoLang | context.TODO()7GoLang | context.WithValue() Example8GoLang | context.WithCancel() Example9GoLang | context.WithTimeout() Example10GoLang | context.WithDeadline() Example11GoLang | context.Background() Example12GoLang | context.TODO() Example

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