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How to use Run method of workerpool Package

Best Testkube code snippet using workerpool.Run

workers.go

Source:workers.go

2import (3	"errors"4	"sync"5)6type RunFunc func(...interface{})7type WorkerPool struct {8	// The worker's run function9	run RunFunc10	// The channel for workers to listen for jobs11	jobs chan []interface{}12	// The channel to stop a certain number of workers13	stop chan struct{}14	// The size of this worker pool (number of workers)15	size      int16	sizeMutex sync.Mutex17	// The number of busy workers in this worker pool18	busy      int19	busyMutex sync.Mutex20	// The number of workers waiting to close21	closing      int22	closingMutex sync.Mutex23}24// Create a new WorkerPool with an initial worker count25//26// Panics when size < 027func NewPool(size int, run RunFunc) *WorkerPool {28	if size < 0 {29		panic("size must be greater than zero")30	}31	pool := &WorkerPool{32		run:  run,33		jobs: make(chan []interface{}),34		stop: make(chan struct{}),35		size: size,36		busy: 0,37	}38	// spawn workers up to the limit39	pool.createWorkers(size)40	return pool41}42// Create a new WorkerPool with an initial worker count and job buffer size43//44// The job buffer allows new jobs to be queued without blocking if45// all the workers are busy46//47// Panics when size < 048func NewBufferedPool(size, bufSize int, run RunFunc) *WorkerPool {49	if size < 0 {50		panic("size must be greater than zero")51	}52	pool := &WorkerPool{53		run:  run,54		jobs: make(chan []interface{}, bufSize),55		stop: make(chan struct{}),56		size: size,57		busy: 0,58	}59	// spawn workers up to the limit60	pool.createWorkers(size)61	return pool62}63// Add a job to this WorkerPool64func (w *WorkerPool) Run(data ...interface{}) {65	w.jobs <- data66}67// Resize the WorkerPool by scaling up or down to accommodate a new size68func (w *WorkerPool) ScaleTo(newSize int) error {69	if newSize < w.size {70		return w.ScaleDown(newSize)71	}72	if newSize > w.size {73		return w.ScaleUp(newSize)74	}75	return errors.New("newSize must not be equal to the current size")76}77// Scale the WorkerPool up to a new specified size78//...

job_test.go

Source:job_test.go

...37	go job.Cancel()38	done := <-ctx.Done()39	assert.Equal(t, struct{}{}, done)40}41func TestJob_Run(t *testing.T) {42	hasRun := false43	job := &workerpool.Job{44		ActionFunc: func(j *workerpool.Job) error {45			hasRun = true46			return nil47		},48	}49	job.Init(&nullLogger{})50	job.Run()51	assert.True(t, hasRun)52	assert.Equal(t, workerpool.COMPLETED, job.Status())53}54func TestJob_Cancel(t *testing.T) {55	cancelled := false56	job := &workerpool.Job{57		ActionFunc: func(j *workerpool.Job) error {58			return nil59		},60		CancelFunc: func(j *workerpool.Job) error {61			cancelled = true62			return nil63		},64	}65	job.Init(&nullLogger{})66	ctx := job.Context()67	go job.Cancel()68	done := <-ctx.Done()69	assert.Equal(t, struct{}{}, done)70	assert.True(t, cancelled)71}72func TestJob_Status(t *testing.T) {73	job := &workerpool.Job{74		ActionFunc: func(j *workerpool.Job) error {75			return nil76		},77	}78	job.Init(&nullLogger{})79	assert.Equal(t, workerpool.PENDING, job.Status())80}81func TestJob_Error(t *testing.T) {82	job := &workerpool.Job{}83	job.Init(&nullLogger{})84	assert.Equal(t, workerpool.ErrActionNotDefined, job.Error())85}86func TestJob_ErrHandler(t *testing.T) {87	var errFromHandler error88	job := &workerpool.Job{89		ErrHandler: func(_ *workerpool.Job, err error, panic bool) {90			errFromHandler = err91		},92	}93	job.Init(&nullLogger{})94	assert.Equal(t, workerpool.ErrActionNotDefined, errFromHandler)95}96func TestJob_OnStatusChangeFunc(t *testing.T) {97	status := workerpool.PENDING98	job := &workerpool.Job{99		ActionFunc: func(j *workerpool.Job) error {100			return nil101		},102		OnStatusChangeFunc: func(j *workerpool.Job) error {103			status = j.Status()104			return nil105		},106	}107	job.Init(&nullLogger{})108	go job.Run()109	<-job.Context().Done()110	assert.Equal(t, workerpool.COMPLETED, status)111}...

worker_pool.go

Source:worker_pool.go

...3	"log"4)5// WorkerPool is a contract for Worker Pool implementation6type WorkerPool interface {7	Run()8	AddTask(task func())9}10type workerPool struct {11	maxWorker   int12	queuedTaskC chan func()13}14// NewWorkerPool will create an instance of WorkerPool.15func NewWorkerPool(maxWorker int) WorkerPool {16	wp := &workerPool{17		maxWorker:   maxWorker,18		queuedTaskC: make(chan func()),19	}20	return wp21}22func (wp *workerPool) Run() {23	wp.run()24}25func (wp *workerPool) AddTask(task func()) {26	wp.queuedTaskC <- task27}28func (wp *workerPool) GetTotalQueuedTask() int {29	return len(wp.queuedTaskC)30}31func (wp *workerPool) run() {32	for i := 0; i < wp.maxWorker; i++ {33		wID := i + 134		log.Printf("[WorkerPool] Worker %d has been spawned", wID)35		go func(workerID int) {36			for task := range wp.queuedTaskC {...

Run

Using AI Code Generation

1import (2func main() {3    wp := workerpool.New(2)4    for i := 0; i < 10; i++ {5        wp.Run(func() {6            fmt.Println("Hello")7            time.Sleep(time.Second)8        })9    }10    time.Sleep(time.Second * 5)11}12import (13func main() {14    wp := workerpool.New(2)15    for i := 0; i < 10; i++ {16        wp.Run(func() {17            fmt.Println("Hello")18            time.Sleep(time.Second)19        })20    }21    wp.Wait()22}23import (24func main() {25    start := time.Now()26    wp := workerpool.New(2)27    for i := 0; i < 10; i++ {28        wp.Run(func() {29            fmt.Println("Hello")30            time.Sleep(time.Second)31        })32    }33    wp.Wait()34    fmt.Println(time.Since(start))35}36import (37func main() {38    start := time.Now()39    wp := workerpool.New(2)40    for i := 0; i < 10; i++ {41        wp.Run(func() {42            fmt.Println("Hello")43            time.Sleep(time.Second)44        })45    }46    wp.Wait()47    fmt.Println(time.Since(start))

Run

Using AI Code Generation

1import (2func main() {3	wp := workerpool.New(4)4	for i := 0; i < 10; i++ {5		wp.Run(func() {6			fmt.Println("worker")7			time.Sleep(1 * time.Second)8		})9	}10	wp.Wait()11}

Run

Using AI Code Generation

1func main() {2    wp := workerpool.New(5)3    for i := 0; i < 100; i++ {4        wp.Run(func() {5            fmt.Println("Hello World")6        })7    }8    wp.Wait()9}

Run

Using AI Code Generation

1import (2func main() {3    workerPool.Run(3)4    for i := 1; i <= 10; i++ {5        workerPool.AddJob(func() {6            fmt.Println("Hello World")7            time.Sleep(2 * time.Second)8        })9    }10    workerPool.Close()11}

Run

Using AI Code Generation

1import (2func main() {3	wp := workerpool.New(5)4	for i := 0; i < 100; i++ {5		wp.Add(func() {6			time.Sleep(1 * time.Second)7		})8	}9	wp.Wait()10	fmt.Println("All

Run

Using AI Code Generation

1import (2func main() {3	work := func() {4		fmt.Println("worker")5		time.Sleep(time.Second)6	}7	pool := NewWorkerPool(2)8	pool.Run(work)

Run

Using AI Code Generation

1func main() {2    wp := workerpool.New(10)3    wp.Run(func() {4        fmt.Println("Hello World!")5    })6    wp.Wait()7}8import (9func main() {10    wp := workerpool.New(10)11    wp.Run(func() {12        fmt.Println("Hello World!")13    })14    wp.Wait()15}

Run

Using AI Code Generation

1import (2func test() {3	fmt.Println("test")4	time.Sleep(1 * time.Second)5}6func main() {7	pool := workerpool.New(2)8	for i := 0; i < 4; i++ {9		pool.AddTask(test)10	}11	pool.Wait()12}13import (14func test() {15	fmt.Println("test")16	time.Sleep(1 * time.Second)17}18func main() {19	pool := workerpool.New(2)20	for i := 0; i < 4; i++ {21		pool.AddTask(test)22	}23	pool.Wait()24	for i := 0; i < 4; i++ {25		pool.AddTask(test)26	}27	pool.Wait()28}29import (30func test() {31	fmt.Println("test")32	time.Sleep(1 * time.Second)33}34func main() {35	pool := workerpool.New(2)36	for i := 0; i < 4; i++ {37		pool.AddTask(test)38	}39	pool.Wait()40	for i := 0; i < 4; i++ {41		pool.AddTask(test)42	}43	pool.Wait()

Run

Using AI Code Generation

1import (2func main() {3	pool := workerpool.New(5)4	for i := 0; i < 10; i++ {5		pool.Run(func() {6			fmt.Println("Task", i, "started")7			time.Sleep(time.Second)8			fmt.Println("Task", i, "finished")9		})10	}11	pool.Wait()12}13import (14func main() {15	pool := workerpool.New(5)16	for i := 0; i < 10; i++ {17		pool.Run(func() {18			fmt.Println("Task", i, "started")19			time.Sleep(time.Second)20			fmt.Println("Task", i, "finished")21		})22	}23	pool.Wait()24}25import (26func main() {27	pool := workerpool.New(5)28	for i := 0; i < 10; i++ {29		pool.Run(func() {30			fmt.Println("Task", i, "started")31			time.Sleep(time.Second)32			fmt.Println("Task", i, "finished")33		})34	}35	pool.Wait()36}37import (38func main() {39	pool := workerpool.New(5)40	for i := 0; i < 10; i++ {41		pool.Run(func() {

Run

Using AI Code Generation

1import (2func main() {3    fmt.Println("Hello, playground")4    pool := workerpool.New(4)5    for i := 0; i < 1000; i++ {6        pool.Run(func() {7            time.Sleep(time.Second)8            fmt.Println(i)9        })10    }11    pool.Wait()12}

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