How to use NewChanWriter method of stream Package

Best Toxiproxy code snippet using stream.NewChanWriter

io_chan_test.go

Source:io_chan_test.go

...7)8func TestBasicReadWrite(t *testing.T) {9	send := []byte("hello world")10	c := make(chan *StreamChunk)11	writer := NewChanWriter(c)12	reader := NewChanReader(c)13	go writer.Write(send)14	buf := make([]byte, len(send))15	n, err := reader.Read(buf)16	if n != len(send) {17		t.Fatalf("Read wrong number of bytes: %d expected %d", n, len(send))18	}19	if err != nil {20		t.Fatal("Couldn't read from stream", err)21	}22	if !bytes.Equal(buf, send) {23		t.Fatal("Got wrong message from stream", string(buf))24	}25	writer.Close()26	n, err = reader.Read(buf)27	if err != io.EOF {28		t.Fatal("Read returned wrong error after close:", err)29	}30	if n != 0 {31		t.Fatalf("Read still returned data after close: %d bytes", n)32	}33}34func TestReadMoreThanWrite(t *testing.T) {35	send := []byte("hello world")36	c := make(chan *StreamChunk)37	writer := NewChanWriter(c)38	reader := NewChanReader(c)39	go writer.Write(send)40	buf := make([]byte, len(send)+10)41	n, err := reader.Read(buf)42	if n != len(send) {43		t.Fatalf("Read wrong number of bytes: %d expected %d", n, len(send))44	}45	if err != nil {46		t.Fatal("Couldn't read from stream", err)47	}48	if !bytes.Equal(buf[:n], send) {49		t.Fatal("Got wrong message from stream", string(buf[:n]))50	}51	writer.Close()52	n, err = reader.Read(buf)53	if err != io.EOF {54		t.Fatal("Read returned wrong error after close:", err)55	}56	if n != 0 {57		t.Fatalf("Read still returned data after close: %d bytes", n)58	}59}60func TestReadLessThanWrite(t *testing.T) {61	send := []byte("hello world")62	c := make(chan *StreamChunk)63	writer := NewChanWriter(c)64	reader := NewChanReader(c)65	go writer.Write(send)66	buf := make([]byte, 6)67	n, err := reader.Read(buf)68	if n != len(buf) {69		t.Fatalf("Read wrong number of bytes: %d expected %d", n, len(buf))70	}71	if err != nil {72		t.Fatal("Couldn't read from stream", err)73	}74	if !bytes.Equal(buf, send[:len(buf)]) {75		t.Fatal("Got wrong message from stream", string(buf))76	}77	writer.Close()78	n, err = reader.Read(buf)79	if n != len(send)-len(buf) {80		t.Fatalf("Read wrong number of bytes: %d expected %d", n, len(send)-len(buf))81	}82	if err != nil {83		t.Fatal("Couldn't read from stream", err)84	}85	if !bytes.Equal(buf[:n], send[len(buf):]) {86		t.Fatal("Got wrong message from stream", string(buf[:n]))87	}88	n, err = reader.Read(buf)89	if err != io.EOF {90		t.Fatal("Read returned wrong error after close:", err)91	}92	if n != 0 {93		t.Fatalf("Read still returned data after close: %d bytes", n)94	}95}96func TestMultiReadWrite(t *testing.T) {97	send := []byte("hello world, this message is longer")98	c := make(chan *StreamChunk)99	writer := NewChanWriter(c)100	reader := NewChanReader(c)101	go func() {102		writer.Write(send[:9])103		writer.Write(send[9:19])104		writer.Write(send[19:])105		writer.Close()106	}()107	buf := make([]byte, 10)108	for read := 0; read < len(send); {109		n, err := reader.Read(buf)110		if err != nil {111			t.Fatal("Couldn't read from stream", err, n)112		}113		if !bytes.Equal(buf[:n], send[read:read+n]) {114			t.Fatal("Got wrong message from stream", string(buf))115		}116		read += n117	}118	n, err := reader.Read(buf)119	if err != io.EOF {120		t.Fatal("Read returned wrong error after close:", err, string(buf[:n]))121	}122	if !bytes.Equal(buf[:n], send[len(send)-n:]) {123		t.Fatal("Got wrong message from stream", string(buf[:n]))124	}125}126func TestMultiWriteWithCopy(t *testing.T) {127	send := []byte("hello world, this message is longer")128	c := make(chan *StreamChunk)129	writer := NewChanWriter(c)130	reader := NewChanReader(c)131	go func() {132		writer.Write(send[:9])133		writer.Write(send[9:19])134		writer.Write(send[19:])135		writer.Close()136	}()137	buf := new(bytes.Buffer)138	n, err := io.Copy(buf, reader)139	if int(n) != len(send) {140		t.Fatalf("Read wrong number of bytes: %d expected %d", n, len(send))141	}142	if err != nil {143		t.Fatal("Couldn't read from stream", err)144	}145	if !bytes.Equal(buf.Bytes(), send) {146		t.Fatal("Got wrong message from stream", buf.String())147	}148}149func TestReadInterrupt(t *testing.T) {150	send := []byte("hello world")151	c := make(chan *StreamChunk)152	interrupt := make(chan struct{})153	writer := NewChanWriter(c)154	reader := NewChanReader(c)155	reader.SetInterrupt(interrupt)156	go writer.Write(send)157	buf := make([]byte, len(send))158	n, err := reader.Read(buf)159	if n != len(send) {160		t.Fatalf("Read wrong number of bytes: %d expected %d", n, len(send))161	}162	if err != nil {163		t.Fatal("Couldn't read from stream", err)164	}165	if !bytes.Equal(buf, send) {166		t.Fatal("Got wrong message from stream", string(buf))167	}...

chan_test.go

Source:chan_test.go

...7)8func TestBasicReadWrite(t *testing.T) {9	send := []byte("hello world")10	c := make(chan *Chunk)11	writer := NewChanWriter(c)12	reader := NewChanReader(c)13	buf := make([]byte, len(send))14	go writer.Write(send)15	n, err := reader.Read(buf)16	if err != nil {17		t.Fatalf("read has error: %v", err)18	}19	if n != len(send) {20		t.Fatalf("read wrong number of bytes: %v, expected: %v", n, len(send))21	}22	if !bytes.Equal(send, buf) {23		t.Fatalf("data not equal")24	}25	writer.Close()26	n, err = reader.Read(buf)27	if err != io.EOF {28		t.Fatal("read from closed stream chan should return EOF", err)29	}30	if n != 0 {31		t.Fatal("read still return data")32	}33}34func TestReadMoreThanWrite(t *testing.T) {35	send := []byte("hello world")36	c := make(chan *Chunk)37	writer := NewChanWriter(c)38	reader := NewChanReader(c)39	buf := make([]byte, len(send)+10)40	go writer.Write(send)41	n, err := reader.Read(buf)42	if err != nil {43		t.Fatalf("read has error: %v", err)44	}45	if n != len(send) {46		t.Fatalf("read wrong number of bytes: %v, expected: %v", n, len(send))47	}48	if !bytes.Equal(send, buf[:n]) {49		t.Fatalf("data not equal")50	}51	writer.Close()52	n, err = reader.Read(buf)53	if err != io.EOF {54		t.Fatal("read from closed stream chan should return EOF", err)55	}56	if n != 0 {57		t.Fatal("read still return data")58	}59}60func TestReadLessThanWrite(t *testing.T) {61	send := []byte("hello world")62	c := make(chan *Chunk)63	writer := NewChanWriter(c)64	reader := NewChanReader(c)65	go writer.Write(send)66	buf := make([]byte, 6)67	n, err := reader.Read(buf)68	if err != nil {69		t.Fatal("could not read from the channel", err)70	}71	if n != len(buf) {72		t.Fatalf("read wrong number from steam: %v, expected: %v", n, len(buf))73	}74	if !bytes.Equal(buf, send[:len(buf)]) {75		t.Fatalf("got wrong message %v", string(buf))76	}77	writer.Close()78	n, err = reader.Read(buf)79	if err != nil {80		t.Fatal("could not read from the channel")81	}82	if n != len(send)-len(buf) {83		t.Fatalf("read wrong number from steam: %v, expected: %v", n, len(send)-len(buf))84	}85	if !bytes.Equal(buf[:n], send[len(buf):]) {86		t.Fatal("got wrong message", string(buf[:n]))87	}88	n, err = reader.Read(buf)89	if err != io.EOF {90		t.Fatal("read from closed stream chan should return EOF", err)91	}92	if n != 0 {93		t.Fatal("read still return data")94	}95}96func TestMultiReadWrite(t *testing.T) {97	send := []byte("hello world, this message is longer")98	c := make(chan *Chunk)99	writer := NewChanWriter(c)100	reader := NewChanReader(c)101	go func() {102		writer.Write(send[:9])103		writer.Write(send[9:19])104		writer.Write(send[19:])105		writer.Close()106	}()107	buf := make([]byte, 10)108	for readIndex := 0; readIndex < len(send); {109		n, err := reader.Read(buf)110		if err != nil {111			t.Fatal("could not read from the stream channel", err)112		}113		if !bytes.Equal(buf[:n], send[readIndex:readIndex+n]) {114			t.Fatal("got wrong message:", string(buf[:n]))115		}116		readIndex += n117	}118	n, err := reader.Read(buf)119	if err != io.EOF {120		t.Fatal("read from closed stream chan should return EOF", err)121	}122	if n != 0 {123		t.Fatal("read still return data")124	}125}126func TestMultiWriteWithCopy(t *testing.T) {127	send := []byte("hello world, this message is longer")128	c := make(chan *Chunk)129	writer := NewChanWriter(c)130	reader := NewChanReader(c)131	go func() {132		writer.Write(send[:9])133		writer.Write(send[9:19])134		writer.Write(send[19:])135		writer.Close()136	}()137	buf := new(bytes.Buffer)138	n, err := io.Copy(buf, reader)139	if err != nil {140		t.Fatal("copy failed", err)141	}142	if int(n) != len(send) {143		t.Fatalf("read wrong number from steam: %v, expected: %v", n, len(send))144	}145	if !bytes.Equal(buf.Bytes(), send) {146		t.Fatal("got wrong message", buf.String())147	}148}149func TestReadInterrupt(t *testing.T) {150	send := []byte("hello world")151	c := make(chan *Chunk)152	interrupt := make(chan struct{})153	reader := NewChanReader(c)154	reader.SetInterrupt(interrupt)155	writer := NewChanWriter(c)156	go writer.Write(send)157	buf := make([]byte, len(send))158	reader.Read(buf)159	go func() {160		time.Sleep(50 * time.Millisecond)161		interrupt <- struct{}{}162	}()163	n, err := reader.Read(buf)164	if err != ErrReadInterrupted {165		t.Fatal("should return interrupt error, but got", err)166	}167	if n != 0 {168		t.Fatal("no data should read, but got", n)169	}...

NewChanWriter

Using AI Code Generation

1func main() {2    stream := NewChanWriter()3    go func() {4        for i := 0; i < 10; i++ {5            stream.Write([]byte("Hello"))6        }7        stream.Close()8    }()9    for {10        if !ok {11        }12        fmt.Println(string(b))13    }14}

NewChanWriter

Using AI Code Generation

1func main() {2    stream := NewChanWriter(0)3    go func() {4        defer stream.Close()5        for i := 0; i < 10; i++ {6            stream.Write([]byte("test"))7        }8    }()9    for v := range stream.C {10        fmt.Println(string(v))11    }12}

NewChanWriter

Using AI Code Generation

1func main() {2    c := make(chan string)3    go func() {4        for {5            fmt.Println(<-c)6        }7    }()8    w := stream.NewChanWriter(c)9    w.Write([]byte("Hello World"))10}

NewChanWriter

Using AI Code Generation

1import (2func main() {3	c, err := pty.Start("/bin/bash")4	if err != nil {5		panic(err)6	}7	w := pty.NewChanWriter(c)8	n, err := w.Write([]byte("echo hello9	if err != nil {10		panic(err)11	}12	fmt.Printf("wrote %d bytes13	io.Copy(os.Stdout, c)14}15import (16func main() {17	c, err := pty.Start("/bin/bash")18	if err != nil {19		panic(err)20	}21	r := pty.NewChanReader(c)22	go io.Copy(os.Stdout, c)23	n, err := r.Write([]byte("echo hello24	if err != nil {25		panic(err)26	}27	fmt.Printf("wrote %d bytes28}

NewChanWriter

Using AI Code Generation

1import (2func main() {3    ch := make(chan string)4    writer := stream.NewChanWriter(ch)5    writer.Write([]byte("hello"))6    writer.Close()7    fmt.Println(<-ch)8}9import (10func main() {11    ch := make(chan string)12    reader := stream.NewChanReader(ch)13    fmt.Println(string(reader.Read()))14}15import (16func main() {17    ch := make(chan string)18    reader := stream.NewChan(ch)19    writer := stream.NewChan(ch)20    writer.Write([]byte("hello"))21    writer.Close()22    fmt.Println(string(reader.Read()))23}24import (25func main() {26    ch := make(chan string)27    reader := stream.NewChan(ch)28    writer := stream.NewChan(ch)29    writer.Write([]byte("hello"))30    writer.Close()

NewChanWriter

Using AI Code Generation

1import (2func main() {3    s := stream.New()4    c := make(chan string)5    w := s.NewChanWriter(c)6    w.Write([]byte("hello world"))7    fmt.Println(<-c)8}9import (10func main() {11    s := stream.New()12    c := make(chan string)13    r := s.NewChanReader(c)14    b := make([]byte, 1024)15    r.Read(b)16    fmt.Println(string(b))17}18import (19func main() {20    s := stream.New()21    c := make(chan string)22    rw := s.NewChanRW(c)23    rw.Write([]byte("hello world"))24    b := make([]byte, 1024)25    rw.Read(b)26    fmt.Println(string(b))27}28import (29func main() {30    s := stream.New()31    c := make(chan string)32    rw := s.NewChanRW(c)33    rw.Write([]byte("hello world"))34    b := make([]byte, 1024)

NewChanWriter

Using AI Code Generation

1import (2func main() {3	stream := golstream.NewStream()4	stream.NewChanWriter("test", 10)5	fmt.Println("test:", stream.ChanWriter["test"])6}7import (8func main() {9	stream := golstream.NewStream()10	stream.NewChanReader("test", 10)11	fmt.Println("test:", stream.ChanReader["test"])12}13import (14func main() {15	stream := golstream.NewStream()16	stream.NewChanWriter("test", 10)17	stream.NewChanReader("test", 10)18	fmt.Println("test:", stream.ChanWriter["test"])19	fmt.Println("test:", stream.ChanReader["test"])20}21import (22func main() {23	stream := golstream.NewStream()24	stream.NewChanWriter("test", 10)25	stream.NewChanReader("test", 10)26	fmt.Println("test:", <-stream.ChanReader["test"])27}28import (29func main() {30	stream := golstream.NewStream()31	stream.NewChanWriter("test", 10)32	stream.NewChanReader("test", 10)33	fmt.Println("test:", <-stream.ChanReader["test"])34	fmt.Println("test:", <-stream.ChanReader["test"])35}36import (

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