83 lines
1.7 KiB
Go
83 lines
1.7 KiB
Go
//nolint:paralleltest
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package workgroups_test
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import (
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"context"
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"fmt"
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"runtime"
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"sync"
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"testing"
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"time"
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"github.com/rs/zerolog/log"
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"github.com/stretchr/testify/require"
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"go.xsfx.dev/workgroups"
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)
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func TestDispatcher(t *testing.T) {
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require := require.New(t)
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collector := struct {
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sync.RWMutex
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results []int
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}{results: []int{}}
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work := func(ctx context.Context) error {
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log.Print("printing this from inner work function")
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collector.Lock()
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collector.results = append(collector.results, 1)
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collector.Unlock()
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return nil
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}
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d, ctx := workgroups.NewDispatcher(context.Background(), runtime.GOMAXPROCS(0))
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d.Start()
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for i := 0; i < 10; i++ {
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d.Append(workgroups.NewJob(ctx, work))
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}
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d.Close()
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err := d.Wait()
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require.NoError(err)
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require.Equal(10, len(collector.results))
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}
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func TestDispatcherError(t *testing.T) {
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require := require.New(t)
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work := func(ctx context.Context) error {
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return fmt.Errorf("this is an error") //nolint:goerr113
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}
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d, ctx := workgroups.NewDispatcher(context.Background(), runtime.GOMAXPROCS(0))
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d.Start()
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d.Append(workgroups.NewJob(ctx, work))
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d.Close()
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err := d.Wait()
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require.EqualError(err, "error on waiting: go error from work function: this is an error")
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}
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func TestDispatcherTimeout(t *testing.T) {
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require := require.New(t)
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work := func(ctx context.Context) error {
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log.Print("sleeping...")
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time.Sleep(5 * time.Second)
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return nil
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}
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ctx, cancel := context.WithTimeout(context.Background(), time.Millisecond)
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defer cancel()
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d, ctx := workgroups.NewDispatcher(ctx, runtime.GOMAXPROCS(0))
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d.Start()
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d.Append(workgroups.NewJob(ctx, work))
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d.Close()
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err := d.Wait()
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require.EqualError(err, "error on waiting: got error from context: context deadline exceeded")
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}
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