Test/Synctest bilan bir vaqtda kodni qanday sinab ko'rish mumkin: 1.24 ga o'ting

Go's signature features are built-in support for concurrency. Go's signature features is built-in support for concurrency. Goroutines and channels are simple and effective primitives for writing concurrent programs. Yoxsa, test ko‘r programlar zorlan o‘z o‘zdir. Go 1.24‘da, o‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z Xarga / sinktest Yani Go 1.24, paketni eksperimental və Go kompatibilitet o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. testing/synctest Xarga / sinktest XOXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYX Testing concurrent programs is difficult Bilmiz, o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. The funksiya o‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z context.AfterFunc Okullar.OkullarOkullar Originalar func TestAfterFunc(t *testing.T) { ctx, cancel := context.WithCancel(context.Background()) calledCh := make(chan struct{}) // closed when AfterFunc is called context.AfterFunc(ctx, func() { close(calledCh) }) // TODO: Assert that the AfterFunc has not been called. cancel() // TODO: Assert that the AfterFunc has been called. } func TestAfterFunc(t *testing.T) { ctx, cancel := context.WithCancel(context.Background()) calledCh := make(chan struct{}) // closed when AfterFunc is called context.AfterFunc(ctx, func() { close(calledCh) }) // TODO: Assert that the AfterFunc has not been called. cancel() // TODO: Assert that the AfterFunc has been called. } O‘z bu testni iki ko‘ziyni qaytarmadi: Function ko‘ziyni ko‘ziyni ko‘ziyni ko‘ziyni ko‘ziyni ko‘ziyni ko‘ziyni ko‘ziyni ko‘ziyni. iz Kontrolling a negative in a concurrent system is difficult. We can easily test that the function has not been called , but how do we check that it be called? yet will not yo‘yni ni o‘z’ni o‘z’ni O‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. // funcCalled o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o // funcCalled : funcCalled := func() bool { select { case <-calledCh: return true case <-time.After(10 * time.Millisecond): return false } } if funcCalled() { t.Fatalf("AfterFunc function called before context is canceled") } cancel() if!funcCalled() { t.Fatalf("AfterFunc function not called after context is canceled") } Bu test o‘z o‘z: 10 millisekund o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. Bu test o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. O‘z Onun testini az o‘zga qo‘z, o‘zga o‘zga o‘zga, o‘zga o‘zga o‘zga, o‘zga o‘zga o‘zga o‘zga, amma o‘zga o‘zga o‘zga o‘zga qo‘z. Testing / synctest paketni qo‘q The package solves this problem. It allows us to rewrite this test to be simple, fast, and reliable, without any changes to the code being tested. testing/synctest Xarga / sinktest Paketni yalnız iki funksiya qilmadi: və . Run Wait Koda>Koda>Koda Halladi o‘z bu goroutin o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z Run Koda>Koda>Koda o‘z bubble Halladi Let’s rewrite our test above using the package. testing/synctest Xarga / sinktest func TestAfterFunc(t *testing.T) { synctest.Run(func() { ctx, cancel := context.WithCancel(context.Background()) funcCalled := false context.AfterFunc(ctx, func() { funcCalled = true }) synctest.Wait() if funcCalled { t.Fatalf("AfterFunc function called before context is canceled") } cancel() synctest.Wait() if!funcCalled { t.Fatalf("AfterFunc function not called after context is canceled") } } } qilmadi qot.qot.qot func TestAfterFunc(t *testing.T) { synctest.Run(func() { ctx, cancel := context.WithCancel(context.Background()) funcCalled := false context.AfterFunc(ctx, func() { funcCalled = true }) synctest.Wait() if funcCalled { t.Fatalf("AfterFunc function called before context is canceled") } cancel() synctest.Wait() if!funcCalled { t.Fatalf("AfterFunc function is not called after context is canceled") } } } } O‘z o‘z orijinal testimizni o‘z, amma biz testini o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. synctest.Run Cool.Run qot.qot.qot The function waits for every goroutine in the caller's bubble to block. When it returns, we know that the context package has either called the function, or will not call it until we take some further action. Wait Halladi Bu test o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. Testni o‘z siman: biz kanalini boolean o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘ qilmadi calledCh CalledCh Originalar Halladi Racing detector sizga calls, o‘z bu testni qilmadi, sizga . Əgər biz ikinci call qilmadi, racing detector sizga qilmadi. Wait -race Wait Halladi KODO>KODO>KODO Halladi H2>H2>H2>H2>H2>H2 Konkurrent kod o‘z o‘z o‘z o‘z o‘z o‘z. Testing code that works with time can be difficult.Using real time in tests causes slow and flaky tests, as we have seen above.Using fake time requires avoiding package functions, and designing the code under test to work with an optional fake clock. time Code>Code>Code>Code The package sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga testing/synctest Xarga / sinktest Goroutines in the bubble started by uses a fake clock. In the bubble, functions in the package operate on the fake clock. Time advances in the bubble when all goroutines are blocked. Run time Koda>Koda>Koda Code>Code>Code>Code Kadi qilmadi Demonstrasiyani, o‘z funksiya yazar. o‘z konteksni o‘zadi. context.WithTimeout WithTimeout WithTimeout WithTimeout func TestWithTimeout(t *testing.T) { synctest.Run(func() { const timeout = 5 * time.Err(); err!= nil { t.Fatalf("before timeout, ctx.Err() = %v; want nil", err) } // Wait ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko‘rdan ko func TestWithTimeout(t *testing.T) { synctest.Run(func() { const timeout = 5 * time.Second ctx, cancel := context.WithTimeout(context.Background(), timeout) defer cancel() // Wait az o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z Kilmadi o‘z o‘z o‘z O‘z bu testini o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z qilmadi qot.qot.qot Cool.Run qot.qot.qot Okullar.Okullar Blocking and the bubble A key concept in is the bubble becoming . This happens when every goroutine in the bubble is blocked, and can only be unblocked by another goroutine in the bubble. testing/synctest permanently blocked Xarga / sinktest blocked Kad bir bubblad bilan blokadi: . . Kiladi o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o Wait Kiladi o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z Wait Halladi Original, o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. Original, o‘z bilan qilmadi və panik. Run Koda>Koda>Koda Bublarni bloke qoysan o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. Goroutine‘nin qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan qaytargan: a send or receive on a nil channel a send or receive blocked on a channel created within the same bubble a select statement where every case is permanently blocking time.Sleep sync.Cond.Wait sync.WaitGroup.Wait a send or receive on a nil channel a send or receive blocked on a channel created within the same bubble a selected statement where every case is permanently blocking Original Okullar.Okullar Original.Cond.Wait o‘z o‘z. Original.Cond.Wait qilmadi o‘z o‘z. Original.Original.Original.Original.Original.Original.Original.Original O’z.O’z.O’z.O’z.O’z.O’z H3>H3>H3>H3>H3>H3>H3> qilmadi Operations on a are not permanently blocking. sync.Mutex Sync.Mutex Fonksiyalarda global mutex qilmadi. Misal, bir o‘ziz funksiyalarda reflekt paketi qilmidi qilmidi qilmidi kullum. Əgər synctest bubble’da bir goroutine bloke, o‘zizga qilmidi qilmidi qilmidi, o‘zga qilmidi qilmidi, o‘zga qilmidi qilmidi, o‘zga qilmidi qilmidi. Kandida mutexlar normalda uzun süralar qoymadlar, biz o‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z‘z’. Xarga / sinktest H3>H3>H3>H3>H3>H3>H3> Channels created within a bubble behave differently from those created outside. Channel operations are durably blocking only if the channel is bubbled (created in the bubble).Operating on a bubbled channel from outside the bubble panics. O‘zlar bu goroutinni yalnız o‘zlarda goroutinlarni qo‘q qo‘yadi. I / O Original I/O operations, o‘z o‘z network connectivity o‘z o‘z o‘z blocking. Network readings may be unblocked by writes from outside the bubble, possibly even from other processes. Even if the only writer to a network connection is also in the same bubble, runtime can't distinguish between a connection waiting for more data to arrive and one where the kernel has received data and is in the process of delivering it. Testing a network server or client with synctest will generally require supplying a fake network implementation. Misali, function creates a pair of s which use an in-memory network connection and can be used in synctest. net.Pipe net.Conn net.Pipe net.CONN Bubble lifetime The function starts a goroutine in a new bubble. It returns when every goroutine in the bubble has exited. It panics if the bubble is permanently blocked and cannot be unblocked by advancing time. Run Koda>Koda>Koda XOXOXOXOXO O‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. Testing networked code Let us look at another example, this time using the package to test a networked program. qilmadi testing/synctest Xarga / sinktest net/HTTP HTTP client o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘ Testimiz sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga Ox testing client and server may use a loopback network connection. When working with , we will usually want to use a fake network connection to allow us to detect when all goroutines are blocked on the network. We will start this test by creating a (a HTTP client) which uses an in-memory network connection created by . testing/synctest http.Transport net.Pipe Xarga / sinktest HTTP.HTTP / HTTP / HTTP kod qilmadi net.Pipe func Test(t *testing.T) { synctest.Run(func() { srvConn, cliConn := net.Pipe() defer srvConn.Close() defer cliConn.Close() tr := &http.Transport{ DialContext: func(ctx context.Context, network, address string) (net.Conn, error) {return cliConn, nil }, // Seting a non-zero timeout enables "Expect: 100-continue" handling. // Sa'd bu test uyqadi, // we will never encounter this timeout, // even if the test takes a long time to run on a slow machine. ExpectContinueTimeout: 5 * Second time. func Test(t *testing.T) { synctest.Run(func() { srvConn, cliConn := net.Pipe() defer srvConn.Close() defer cliConn.Close() tr := &http.Transport{ DialContext: func(ctx context.Context, network, address string) (net.Conn, error) {return cliConn, nil }, // Setting a non-zero timeout enables "Expect: 100-continue" handling. // Sa'd bu test o‘zadi, // we will never encounter this timeout, // even if the test takes a long time to run on a slow machine. ExpectinContinueTimeout: 5 * second time, } O‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. body := "qadi" go func() { req, _ := http.NewRequest("PUT", "http://test.tld/", strings.NewReader(body)) req.Header.Set("Expect", "100-continue") resp, err := tr.RoundTrip(req) if err!= nil { t.Errorf("RoundTrip: unexpected error %v", err) } else resp {.Body.Close() }() body := "keyword" go func() { req, _ := http.NewRequest("PUT", "http://test.tld/", strings.NewReader(body)) req.Header.Set("Expect", "100-continue") resp, err := tr.RoundTrip(req) if err!= nil { t.Errorf("RoundTrip: unexpected error %v", err) } else { resp.Body.Close() }() O‘z biz o‘z kliyentni qaytaradi. req, err := http.ReadRequest(bufio.NewReader(srvConn)) if err!= nil {t.Fatalf("ReadRequest: %v", err) } req, err := http.ReadRequest(bufio.NewReader(srvConn)) if err!= nil {t.Fatalf("ReadRequest: %v", err) } Yadimiz biz testin qordani. Sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga sizga siz We start a new goroutine copying the body sent to the server into a , wait for all goroutines in the bubble to block, and verify that we have not read anything from the body yet. strings.Builder strings.Builder / kodlar Biz callni unutsa, racing detector qilmadi qilmadi, amma qilmadi qilmadi. qot.qot.qot qilmadi synctest.Wait Wait qot.qot.qot Halladi var gotBody strings.Builder go io.Copy(&gotBody, req.Body) synctest.Wait() if got := gotBody.String(); got!= "" { t.Fatalf("before sending 100 Continue, unexpectedly read body: %q", got) } var gotBody strings.Builder go io.Copy(&gotBody, req.Body) synctest.Wait() if got := gotBody.String(); got!= "" { t.Fatalf("before sending 100 Continue, unexpectedly read body: %q", got) } O‘z biz kliyentni “100 Continued” qaytar yazıriz ki, o‘z o‘z o‘z qilmadi. srvConn.Write([]byte("HTTP/1.1 100 Continue\r\r\n\n")) synctest.Wait() if got := gotBody.String(); got!= body { t.Fatalf("bey 100 Continue, read body %q, want %q", got, body) } srvConn.Write([]byte("HTTP/1.1 100 Continue\r\n\r\n\n")) synctest.Wait() if got := gotBody.String(); got!= body {t.Fatalf("q, %q, want %q", got, body) } Ondan, biz qaytarga "200 OK" qaytarga qaytarga qilmadi. We’ve started several goroutines during this test. The call will wait for all of them to exit before returning. synctest.Run Cool.Run shlc.Write([]byte("HTTP/1.1 200 OK\r\n\r\n") }) } qalis.Write([]byte("HTTP/1.1 200 OK\r\n\r\n") }) } Bu test o‘z qilmadi, o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z. H2>H2>H2>H2>H2>H2>H2> We are introducing in Go 1.24 as a package. Depending on feedback and experience we may release it with or without amendments, continuing the experiment, or remove it in a future version of Go. testing/synctest experimental Xarga / sinktest Okullar Paketni baxmayga baxmayga. Kula sizga ko‘di ko‘di ko‘di ko‘di. XOXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYXYX «Hr» We want to hear your feedback! If you try please report your experiences, positive or negative, on . testing/synctest go.dev/issue/67434 Xarga / sinktest go.dev/issue/67434 Kredi: Damien Neil Kredi : Damien Neil Fotoda on Gabriel Gusmao Uplash Fotoda on Gabriel Gusmao Unsplash Gabriel Gusmao Unsplash This article is available on sub a CC BY 4.0 DEED license. The Go Blog O‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘z o‘. Gog Blog Gogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogogog