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How to use Subscribe method of bus Package

Best Testkube code snippet using bus.Subscribe

bus_test.go

Source:bus_test.go

...27	}28}29func TestHasCallback(t *testing.T) {30	bus := New()31	bus.Subscribe("/event/test", func() {})32	if bus.HasCallback("/event/test2") {33		t.Fail()34	}35	if !bus.HasCallback("/event/test") {36		t.Fail()37	}38}39func TestSubscribe(t *testing.T) {40	bus := New()41	if bus.Subscribe("/event/test", func() {}) != nil {42		t.Fail()43	}44	if bus.Subscribe("/event/test", "String") == nil {45		t.Fail()46	}47}48func TestSubscribeOnce(t *testing.T) {49	bus := New()50	if bus.SubscribeOnce("/event/test", func() {}) != nil {51		t.Fail()52	}53	if bus.SubscribeOnce("/event/test", "String") == nil {54		t.Fail()55	}56}57func TestSubscribeOnceAndManySubscribe(t *testing.T) {58	bus := New()59	event := "/event/test"60	flag := 061	fn := func() { flag++ }62	bus.SubscribeOnce(event, fn)63	bus.Subscribe(event, fn)64	bus.Subscribe(event, fn)65	bus.Publish(event)66	if flag != 3 {67		t.Fail()68	}69}70func TestUnsubscribe(t *testing.T) {71	bus := New()72	handler := func() {}73	bus.Subscribe("/event/test", handler)74	if bus.Unsubscribe("/event/test", handler) != nil {75		t.Fail()76	}77	if bus.Unsubscribe("/event/test", handler) == nil {78		t.Fail()79	}80}81func TestPublish(t *testing.T) {82	bus := New()83	bus.Subscribe("/event/test", func(a int, b int) {84		if a != b {85			t.Fail()86		}87	})88	bus.Publish("/event/test", 10, 10)89}90func TestSubcribeOnceAsync(t *testing.T) {91	results := make([]int, 0)92	bus := New()93	bus.SubscribeOnceAsync("/event/test", func(a int, out *[]int) {94		*out = append(*out, a)95	})96	bus.Publish("/event/test", 10, &results)97	bus.Publish("/event/test", 10, &results)98	bus.WaitAsync()99	if len(results) != 1 {100		t.Fail()101	}102	if bus.HasCallback("/event/test") {103		t.Fail()104	}105}106func TestSubscribeAsyncTransactional(t *testing.T) {107	results := make([]int, 0)108	bus := New()109	bus.SubscribeAsync("/event/test", func(a int, out *[]int, dur string) {110		sleep, _ := time.ParseDuration(dur)111		time.Sleep(sleep)112		*out = append(*out, a)113	}, true)114	bus.Publish("/event/test", 1, &results, "1s")115	bus.Publish("/event/test", 2, &results, "0s")116	bus.WaitAsync()117	if len(results) != 2 {118		t.Fail()119	}120	if results[0] != 1 || results[1] != 2 {121		t.Fail()122	}123}124func TestSubscribeAsync(t *testing.T) {125	results := make(chan int)126	bus := New()127	bus.SubscribeAsync("/event/test", func(a int, out chan<- int) {128		out <- a129	}, false)130	bus.Publish("/event/test", 1, results)131	bus.Publish("/event/test", 2, results)132	var numResults int32133	go func() {134		for range results {135			atomic.AddInt32(&numResults, 1)136		}137	}()138	bus.WaitAsync()139	time.Sleep(10 * time.Millisecond)140	if atomic.LoadInt32(&numResults) != 2 {141		t.Fail()...

event_bus_test.go

Source:event_bus_test.go

...11	}12}13func TestHasCallback(t *testing.T) {14	bus := New()15	bus.Subscribe("topic", func() {})16	if bus.HasCallback("topic_topic") {17		t.Fail()18	}19	if !bus.HasCallback("topic") {20		t.Fail()21	}22}23func TestSubscribe(t *testing.T) {24	bus := New()25	if bus.Subscribe("topic", func() {}) != nil {26		t.Fail()27	}28	if bus.Subscribe("topic", "String") == nil {29		t.Fail()30	}31}32func TestSubscribeOnce(t *testing.T) {33	bus := New()34	if bus.SubscribeOnce("topic", func() {}) != nil {35		t.Fail()36	}37	if bus.SubscribeOnce("topic", "String") == nil {38		t.Fail()39	}40}41func TestUnsubscribe(t *testing.T) {42	bus := New()43	bus.Subscribe("topic", func() {})44	if bus.Unsubscribe("topic") != nil {45		t.Fail()46	}47	if bus.Unsubscribe("topic") == nil {48		t.Fail()49	}50}51func TestPublish(t *testing.T) {52	bus := New()53	bus.Subscribe("topic", func(a int, b int) {54		if a != b {55			t.Fail()56		}57	})58	bus.Publish("topic", 10, 10)59}60func TestSubcribeOnceAsync(t *testing.T) {61	results := make([]int, 0)62	bus := New()63	bus.SubscribeOnceAsync("topic", func(a int, out *[]int) {64		*out = append(*out, a)65	})66	bus.Publish("topic", 10, &results)67	bus.Publish("topic", 10, &results)68	bus.WaitAsync()69	if len(results) != 1 {70		t.Fail()71	}72	if bus.HasCallback("topic") {73		t.Fail()74	}75}76func TestSubscribeAsyncTransactional(t *testing.T) {77	results := make([]int, 0)78	bus := New()79	bus.SubscribeAsync("topic", func(a int, out *[]int, dur string) {80		sleep, _ := time.ParseDuration(dur)81		time.Sleep(sleep)82		*out = append(*out, a)83	}, true)84	bus.Publish("topic", 1, &results, "1s")85	bus.Publish("topic", 2, &results, "0s")86	bus.WaitAsync()87	if len(results) != 2 {88		t.Fail()89	}90	if results[0] != 1 || results[1] != 2 {91		t.Fail()92	}93}94func TestSubscribeAsync(t *testing.T) {95	results := make(chan int)96	bus := New()97	bus.SubscribeAsync("topic", func(a int, out chan<- int) {98		out <- a99	}, false)100	bus.Publish("topic", 1, results)101	bus.Publish("topic", 2, results)102	numResults := 0103	go func() {104		for _ = range results {105			numResults++106		}107	}()108	bus.WaitAsync()109	if numResults != 2 {110		t.Fail()111	}...

Using AI Code Generation

1import (2func main() {3    bus := EventBus.New()4    bus.Subscribe("topic", func(message string) {5        fmt.Println("Received message: ", message)6    })7    bus.Publish("topic", "Hello world!")8}9import (10func main() {11    bus := EventBus.New()12    bus.SubscribeAsync("topic", func(message string) {13        fmt.Println("Received message: ", message)14    }, false)15    bus.Publish("topic", "Hello world!")16}17import (18func main() {19    bus := EventBus.New()20    bus.SubscribeAsync("topic", func(message string) {21        fmt.Println("Received message: ", message)22    }, true)23    bus.Publish("topic", "Hello world!")24}25import (26func main() {27    bus := EventBus.New()28    bus.SubscribeAsync("topic", func(message string) {29        fmt.Println("Received message: ", message)30    }, false)31    bus.SubscribeAsync("topic", func(message string) {32        fmt.Println("Received message: ", message)33    }, true)34    bus.Publish("topic", "Hello world!")35}36import (37func main() {38    bus := EventBus.New()39    bus.SubscribeAsync("topic", func(message string) {40        fmt.Println("Received message: ", message)41    }, false)42    bus.SubscribeAsync("topic", func(message string) {43        fmt.Println("Received message: ", message)44    }, true)45    bus.Publish("topic", "Hello world!")46    bus.Publish("topic", "Hello world!")47}

Using AI Code Generation

1import (2type Message struct {3}4type MyActor struct {5}6func (state *MyActor) Receive(context actor.Context) {7    switch msg := context.Message().(type) {8        state.PID = context.Self()9        eventstream.Subscribe(func(msg interface{}) {10            fmt.Printf("Got message: %v11        })12        fmt.Println("pid: ", state.PID)13        eventstream.Publish(msg)14    }15}16func main() {17    props := actor.FromProducer(func() actor.Actor { return &MyActor{} })18    pid := actor.Spawn(props)19    pid.Tell(&Message{Who: "Roger"})20    pid.Tell(&Message{Who: "Roger"})21    pid.Tell(&Message{Who: "Roger"})22    time.Sleep(1 * time.Second)23}24pid:  PID(1)25Got message: &{Roger}26Got message: &{Roger}27Got message: &{Roger}

Using AI Code Generation

1import (2type Hello struct{ Who string }3type HelloActor struct{}4func (state *HelloActor) Receive(context actor.Context) {5    switch msg := context.Message().(type) {6        fmt.Printf("Hello %v7    }8}9func main() {10    props := actor.FromProducer(func() actor.Actor { return &HelloActor{} })11    pid := actor.Spawn(props)12    pid.Tell(Hello{Who: "Roger"})13    time.Sleep(100 * time.Millisecond)14}15import (16type Hello struct{ Who string }17type HelloActor struct{}18func (state *HelloActor) Receive(context actor.Context) {19    switch msg := context.Message().(type) {20        fmt.Printf("Hello %v21    }22}23func main() {24    system := actor.NewActorSystem()25    props := actor.FromProducer(func() actor.Actor { return &HelloActor{} })26    pid := system.Root.Spawn(props)27    pid.Tell(Hello{Who: "Roger"})28    time.Sleep(100 * time.Millisecond)29}

Using AI Code Generation

1import (2func main() {3	bus := NewBus()4	bus.Subscribe("topic1", func(msg string) {5		fmt.Println("topic1", msg)6	})7	bus.Subscribe("topic1", func(msg string) {8		fmt.Println("topic1", msg)9	})10	bus.Subscribe("topic2", func(msg string) {11		fmt.Println("topic2", msg)12	})13	bus.Publish("topic1", "hello")14	bus.Publish("topic2", "world")15}16import (17func main() {18	bus := NewBus()19	bus.Subscribe("topic1", func(msg string) {20		fmt.Println("topic1", msg)21	})22	bus.Subscribe("topic1", func(msg string) {23		fmt.Println("topic1", msg)24	})25	bus.Subscribe("topic2", func(msg string) {26		fmt.Println("topic2", msg)27	})28	bus.Publish("topic1", "hello")29	bus.Publish("topic2", "world")30}31import (32func main() {33	bus := NewBus()34	bus.Subscribe("topic1", func(msg string) {35		fmt.Println("topic1", msg)36	})37	bus.Subscribe("topic1", func(msg string) {38		fmt.Println("topic1", msg)39	})40	bus.Subscribe("topic2", func(msg string) {41		fmt.Println("topic2", msg)42	})43	bus.Publish("topic1", "hello")44	bus.Publish("topic2", "world")45}46import (47func main() {48	bus := NewBus()49	bus.Subscribe("topic1", func(msg string) {50		fmt.Println("topic1", msg)51	})52	bus.Subscribe("topic1", func(msg string) {53		fmt.Println("topic1", msg)54	})55	bus.Subscribe("topic2", func(msg string) {56		fmt.Println("topic2", msg)57	})58	bus.Publish("topic1", "hello")59	bus.Publish("topic2", "world")60}61import (62func main() {63	bus := NewBus()

Using AI Code Generation

1import (2func main() {3	b := bus{}4	b.Subscribe("A", "B")5	b.Subscribe("A", "C")6	b.Subscribe("B", "D")7	b.Subscribe("C", "D")8	b.Subscribe("D", "E")9	b.Subscribe("E", "F")10	b.Subscribe("E", "G")11	b.Subscribe("F", "H")12	b.Subscribe("G", "H")13	b.Subscribe("H", "I")14	b.Subscribe("I", "J")15	b.Publish("A")16}17import (18func main() {19	b := bus{}20	b.Subscribe("A", "B")21	b.Subscribe("A", "C")22	b.Subscribe("B", "D")23	b.Subscribe("C", "D")24	b.Subscribe("D", "E")25	b.Subscribe("E", "F")26	b.Subscribe("E", "G")27	b.Subscribe("F", "H")28	b.Subscribe("G", "H")29	b.Subscribe("H", "I")30	b.Subscribe("I", "J")31	b.Publish("A")32}33import (34func main() {35	b := bus{}36	b.Subscribe("A", "B")37	b.Subscribe("A", "C")38	b.Subscribe("B", "D")39	b.Subscribe("C", "D")40	b.Subscribe("D", "E")41	b.Subscribe("E", "F")42	b.Subscribe("E", "G")43	b.Subscribe("F", "H")44	b.Subscribe("G", "H")45	b.Subscribe("H", "I")46	b.Subscribe("I", "J")47	b.Publish("A")48}49import (50func main() {51	b := bus{}52	b.Subscribe("A", "B")53	b.Subscribe("A", "C")54	b.Subscribe("B", "D")55	b.Subscribe("C", "D")56	b.Subscribe("D", "E")57	b.Subscribe("E", "F")58	b.Subscribe("E", "G")59	b.Subscribe("F", "H")60	b.Subscribe("G", "H")61	b.Subscribe("H", "I")62	b.Subscribe("I",

Using AI Code Generation

1import (2func main() {3	bus := bus.NewBus()4	transport := transport.NewTransport()5	event := event.NewEvent()6	message := message.NewMessage()7	bus.Subscribe("UserCreated", transport, event, message)8	bus.Publish("UserCreated", transport, event, message)9	fmt.Println(event)10	fmt.Println(message)11	fmt.Println(transport)12}13import (14func main() {15	bus := bus.NewBus()16	transport := transport.NewTransport()17	event := event.NewEvent()18	message := message.NewMessage()19	bus.Subscribe("UserCreated", transport, event, message)20	bus.Publish("UserCreated", transport, event, message)21	fmt.Println(event)22	fmt.Println(message)23	fmt.Println(transport)24	bus.Unsubscribe("UserCreated", transport, event, message)25	bus.Publish("UserCreated", transport, event, message)26	fmt.Println(event)27	fmt.Println(message

Using AI Code Generation

1import (2type bus struct {3}4func (b *bus) Subscribe(subscriber chan<- sdl.Event) {5	b.subscribers = append(b.subscribers, subscriber)6}7func (b *bus) Publish(event sdl.Event) {8	for _, subscriber := range b.subscribers {9	}10}11func main() {12	b := bus{}13	subscriber := make(chan sdl.Event)14	b.Subscribe(subscriber)15	b.Publish(sdl.QuitEvent{})16	fmt.Println(event)17}18{Type:512 Timestamp:0 WindowID:0}

Using AI Code Generation

1import (2func main() {3	bus := simpleeventbus.New()4	bus.Subscribe("test", func(event string) {5		fmt.Println("Received event: ", event)6	})7	bus.Publish("test", "Hello World")8}9import (10func main() {11	bus := simpleeventbus.New()12	listener := func(event string) {13		fmt.Println("Received event: ", event)14	}15	bus.Subscribe("test", listener)16	bus.Publish("test", "Hello World")17	bus.Unsubscribe("test", listener)18	bus.Publish("test", "Hello World")19}20import (21func main() {22	bus := simpleeventbus.New()23	bus.Subscribe("test", func(event string) {24		fmt.Println("Received event: ", event)25	})26	bus.Publish("test", "Hello World")27}28import (29func main() {30	bus := simpleeventbus.New()31	bus.SubscribeOnce("test", func(event string) {32		fmt.Println("Received event: ", event)33	})34	bus.Publish("test", "Hello World")35	bus.Publish("test", "Hello World")36}

Using AI Code Generation

1import (2func main() {3	b.Subscribe("test", func(a int) {4		fmt.Println("test", a)5	})6	b.Publish("test", 1)7}8func (b *Bus) Subscribe(event string, callback interface{}) error {9	if _, ok := b.events[event]; !ok {10		b.events[event] = make([]interface{}, 0)11	}12	b.events[event] = append(b.events[event], callback)13}14func (b *Bus) Publish(event string, args ...interface{}) error {15	if _, ok := b.events[event]; !ok {16		return fmt.Errorf("event %s not found", event)17	}18	for _, callback := range b.events[event] {19		go func(callback interface{}) {20			fn := reflect.ValueOf(callback)21			in := make([]reflect.Value, len(args))22			for k, param := range args {23				in[k] = reflect.ValueOf(param)24			}25			fn.Call(in)26		}(callback)27	}28}

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