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How to use RegisterCallback method of modulestest Package

Best K6 code snippet using modulestest.RegisterCallback

eventloop_test.go

Source:eventloop_test.go

...21	require.NoError(t, loop.Start(f))22	require.Equal(t, 2, ran)23	require.Error(t, loop.Start(func() error {24		_ = f()25		loop.RegisterCallback()(f)26		return errors.New("something")27	}))28	require.Equal(t, 3, ran)29}30func TestEventLoopRegistered(t *testing.T) {31	t.Parallel()32	loop := New(&modulestest.VU{RuntimeField: goja.New()})33	var ran int34	f := func() error {35		ran++36		r := loop.RegisterCallback()37		go func() {38			time.Sleep(time.Second)39			r(func() error {40				ran++41				return nil42			})43		}()44		return nil45	}46	start := time.Now()47	require.NoError(t, loop.Start(f))48	took := time.Since(start)49	require.Equal(t, 2, ran)50	require.Less(t, time.Second, took)51	require.Greater(t, time.Second+time.Millisecond*100, took)52}53func TestEventLoopWaitOnRegistered(t *testing.T) {54	t.Parallel()55	var ran int56	loop := New(&modulestest.VU{RuntimeField: goja.New()})57	f := func() error {58		ran++59		r := loop.RegisterCallback()60		go func() {61			time.Sleep(time.Second)62			r(func() error {63				ran++64				return nil65			})66		}()67		return fmt.Errorf("expected")68	}69	start := time.Now()70	require.Error(t, loop.Start(f))71	took := time.Since(start)72	loop.WaitOnRegistered()73	took2 := time.Since(start)74	require.Equal(t, 1, ran)75	require.Greater(t, time.Millisecond*50, took)76	require.Less(t, time.Second, took2)77	require.Greater(t, time.Second+time.Millisecond*100, took2)78}79func TestEventLoopReuse(t *testing.T) {80	t.Parallel()81	sleepTime := time.Millisecond * 50082	loop := New(&modulestest.VU{RuntimeField: goja.New()})83	f := func() error {84		for i := 0; i < 100; i++ {85			bad := i == 1786			r := loop.RegisterCallback()87			go func() {88				if !bad {89					time.Sleep(sleepTime)90				}91				r(func() error {92					if bad {93						return errors.New("something")94					}95					panic("this should never execute")96				})97			}()98		}99		return fmt.Errorf("expected")100	}...

queuer_test.go

Source:queuer_test.go

...19		CtxField:     context.Background(),20		StateField:   nil,21	}22	loop := eventloop.New(vu)23	fq := New(loop.RegisterCallback)24	var i int25	require.NoError(t, rt.Set("a", func() {26		fq.Queue(func() error {27			fq.Queue(func() error {28				fq.Queue(func() error {29					i++30					fq.Close()31					return nil32				})33				i++34				return nil35			})36			i++37			return nil38		})39	}))40	err := loop.Start(func() error {41		_, err := vu.Runtime().RunString(`a()`)42		return err43	})44	require.NoError(t, err)45	require.Equal(t, i, 3)46}47func TestTwoTaskQueues(t *testing.T) {48	// try to find any kind of races through running multiple queues and having them race with each other49	t.Parallel()50	rt := goja.New()51	ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond*100)52	t.Cleanup(cancel)53	vu := &modulestest.VU{54		RuntimeField: rt,55		CtxField:     ctx,56	}57	loop := eventloop.New(vu)58	fq := New(loop.RegisterCallback)59	fq2 := New(loop.RegisterCallback)60	var i int61	incrimentI := func() { i++ }62	var j int63	incrimentJ := func() { j++ }64	var k int65	incrimentK := func() { k++ }66	require.NoError(t, rt.Set("a", func() {67		for s := 0; s < 5; s++ { // make multiple goroutines68			go func() {69				for p := 0; p < 1000000; p++ {70					fq.Queue(func() error { // queue a task to increment integers71						incrimentI()72						incrimentJ()73						return nil...

RegisterCallback

Using AI Code Generation

1import (2func main() {3	stack, _ := node.New(&node.Config{})4	_ = stack.Start()5	_ = eth.RegisterEthService(stack, &eth.Config{})6	_ = stack.Start()7	client, _ := ethclient.Dial(stack.Config().IPCPath)8	transactor, _ := bind.NewTransactor(strings.NewReader(keyJSON), "password")9	address := common.HexToAddress("0x1234123412341234123412341234123412341234")10	instance, _ := modules.NewModules(address, client)11	nonce, _ := client.PendingNonceAt(context.Background(), transactor.From)12	gasPrice, _ := client.SuggestGasPrice(context.Background())13	toAddress := common.HexToAddress("0x1234123412341234123412341234123412341234")14	tx := types.NewTransaction(nonce, toAddress, value, gasLimit, gasPrice, data)15	signedTx, _ := transactor.Signer(types.HomesteadSigner{}, transactor.From, tx)16	err := client.SendTransaction(context.Background(), signedTx)17	if err != nil {18		fmt.Println("Error in sending transaction")19		fmt.Println(err)20	}21	receipt, _ := bind.WaitMined(context.Background(), client, signedTx)

RegisterCallback

Using AI Code Generation

1import (2type Test struct {3}4func (t *Test) Setup() {5	t.Module = &redis.Redis{}6	t.SetupConfig()7}8func TestInfo(t *testing.T) {9	t.Skip("Skipping test for info metricset")10	test := Test{}11	test.Setup()12	test.RegisterCallback(func(result mb.Event) {13		assert.Equal(t, "info", result.ModuleFields["type"])14		assert.Equal(t, "redis", result.ModuleFields["service"])15		assert.Equal(t, "info", result.ModuleFields["metricset"])16	})17	test.RunEventsFetcher(t, info.MetricSet)18}19func TestKey(t *testing.T) {20	t.Skip("Skipping test for key metricset")21	test := Test{}22	test.Setup()23	test.RegisterCallback(func(result mb.Event) {24		assert.Equal(t, "key", result.ModuleFields["type"])25		assert.Equal(t, "redis", result.ModuleFields["service"])26		assert.Equal(t, "key", result.ModuleFields["metricset"])27		assert.Equal(t, "test", result.ModuleFields["key"])28	})29	test.RunEventsFetcher(t, key.MetricSet)30}31func TestKeyspace(t *testing.T) {32	t.Skip("Skipping test for keyspace metricset")33	test := Test{}34	test.Setup()35	test.RegisterCallback(func(result mb.Event) {

RegisterCallback

Using AI Code Generation

1import (2func TestFetch(t *testing.T) {3    logp.TestingSetup()4    f := mbtest.NewReportingMetricSetV2Error(t, golang.GetModule().MetricSets())5    events, errs := mbtest.ReportingFetchV2Error(f)6    if len(errs) > 0 {7        t.Fatal("Expected 0 error, had", len(errs))8    }9    if len(events) == 0 {10        t.Fatal("Expected more than 0 events")11    }12}13func TestFetchEventContents(t *testing.T) {14    logp.TestingSetup()15    f := mbtest.NewReportingMetricSetV2Error(t, golang.GetModule().MetricSets())16    events, errs := mbtest.ReportingFetchV2Error(f)17    if len(errs) > 0 {18        t.Fatal("Expected 0 error, had", len(errs))19    }20    if len(events) == 0 {21        t.Fatal("Expected more than 0 events")22    }23    t.Logf("%s/%s event: %+v", f.Module().Name(), f.Name(), event)24    alloc, err := event.GetValue("golang.expvar.memstats.Alloc")25    if err != nil {26        t.Fatal("Error fetching value for golang.expvar.memstats.Alloc: ", err)27    }28    allocInt, ok := alloc.(int64)29    if !ok {30        t.Error("golang.expvar.memstats.Alloc is not int64")31    }32    if allocInt <= 0 {33        t.Error("golang.expvar.memstats.Alloc is <= 0")34    }35    sys, err := event.GetValue("golang.expvar.memstats.Sys")36    if err != nil {

RegisterCallback

Using AI Code Generation

1import (2func main() {3    modules := vm.NewModulestest()4    modules.RegisterCallback("add", func(x, y int) int {5    })6    rt := runtime.NewRuntime(modules)7    rt.Execute(`8        module.exports.add(2, 3)9    fmt.Println(rt.ReturnValue())10}

RegisterCallback

Using AI Code Generation

1import (2func TestModulestest(t *testing.T) {3	runner := tflint.NewRunner(nil, nil)4	ruleset := ruleset.NewRuleset()5	rule := rules.NewRule("test", "test", "test", "test", "test", "test", "test", "test", func(rule rules.Rule, ctx rules.RuleContext) error {6		if ctx.Module().Name() == "test" {7			assert.Equal(t, ctx.Module().Name(), "test")8		} else {9			assert.Equal(t, ctx.Module().Name(), "test1")10		}11	})12	ruleset.RegisterRule(rule)13	runner.RegisterRuleset(ruleset)14	if err := runner.LoadConfig(); err != nil {15		log.Fatal(err)16	}17	if err := runner.LoadPlugins(); err != nil {18		log.Fatal(err)19	}20	if err := runner.LoadModules(); err != nil {21		log.Fatal(err)22	}23	modules := runner.Modules()24	for _, module := range modules {25		module.RegisterCallback(func(module *terraform.Module, ctx *terraform.Context) error {26			ruleset := runner.Ruleset()27			rule := ruleset.Rule("test", "test")

RegisterCallback

Using AI Code Generation

1import (2func main() {3	fmt.Println("Hello World")4	modulestest := modules.New()5	modulestest.RegisterCallback(func() {6		fmt.Println("Callback function called")7	})8	modulestest.Test()9}10import (11func main() {12	fmt.Println("Hello World")13	modulestest := modules.New()14	modulestest.RegisterCallback(func() {15		fmt.Println("Callback function called")16	})17	modulestest.Test()18}19import (20func main() {21	fmt.Println("Hello World")22	modulestest := modules.New()23	modulestest.RegisterCallback(func() {24		fmt.Println("Callback function called")25	})26	modulestest.Test()27}28import (29func main() {30	fmt.Println("Hello World")31	modulestest := modules.New()32	modulestest.RegisterCallback(func() {33		fmt.Println("Callback function called")34	})35	modulestest.Test()36}37import (38func main() {39	fmt.Println("Hello World")40	modulestest := modules.New()41	modulestest.RegisterCallback(func() {42		fmt.Println("Callback function called")43	})44	modulestest.Test()45}

RegisterCallback

Using AI Code Generation

1import (2func main() {3	fmt.Println("Go WebAssembly Initialized")4	modules.RegisterCallback(func(module *modules.Module) {5		fmt.Println("Module loaded, name:", module.Name)6	})7	modules.RegisterCallback(func(module *modules.Module) {8		fmt.Println("Module unloaded, name:", module.Name)9	})10	select {}11}12import * as modules from "./modules.js"13modules.register("2.go", "./2.wasm")14setTimeout(() => {15	modules.unregister("2.go")16}, 1000)17import * as modules from "./modules.js"18modules.register("3.go", "./3.wasm")19setTimeout(() => {20	modules.unregister("3.go")21}, 1000)22import * as modules from "./modules.js"23modules.register("4.go", "./4.wasm")24setTimeout(() => {25	modules.unregister("4.go")26}, 1000)27import (28type Module struct {29}30func RegisterCallback(callback func(*Module)) {31	js.Global().Set("onModuleLoaded", js.FuncOf(func(this js.Value, args []js.Value) interface{} {32		callback(&Module

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