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worker_pool_test.go
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worker_pool_test.go
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package frame_test
import (
"context"
"errors"
"github.com/pitabwire/frame"
"testing"
"time"
)
type fields struct {
sleepTime time.Duration
test string
counter int
}
func (f *fields) process(ctx context.Context) error {
if f.test == "first error" {
f.counter += 1
f.test = "erred"
return errors.New("test error")
}
f.test = "confirmed"
return nil
}
func TestJobImpl_Process(t *testing.T) {
tests := []struct {
name string
fields fields
wantErr bool
}{
{
name: "Happy path",
fields: fields{
sleepTime: 1 * time.Second,
},
wantErr: false,
}, {
name: "Happy path 2",
fields: fields{
sleepTime: 1 * time.Second,
test: "overriden",
},
wantErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ctx, srv := frame.NewService(tt.name,
frame.NoopDriver(),
frame.BackGroundConsumer(func(ctx context.Context) error {
return nil
}))
err := srv.Run(ctx, ":")
if err != nil {
t.Errorf("could not start a background consumer peacefully : %v", err)
}
job := srv.NewJob(tt.fields.process)
if err := srv.SubmitJob(ctx, job); (err != nil) != tt.wantErr {
t.Errorf("Process() error = %v, wantErr %v", err, tt.wantErr)
}
time.Sleep(50 * time.Millisecond)
if "confirmed" != tt.fields.test {
t.Errorf("Test error could not confirm function run")
}
})
}
}
func TestService_NewJobWithRetry(t *testing.T) {
tests := []struct {
name string
fields fields
wantErr bool
}{
{
name: "Happy path",
fields: fields{
sleepTime: 1 * time.Second,
test: "first error",
},
wantErr: false,
}, {
name: "Happy path no error",
fields: fields{
sleepTime: 1 * time.Second,
test: "first error",
},
wantErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
ctx, srv := frame.NewService(tt.name,
frame.NoopDriver(),
frame.BackGroundConsumer(func(ctx context.Context) error {
return nil
}))
err := srv.Run(ctx, ":")
if err != nil {
t.Errorf("could not start a background consumer peacefully : %v", err)
}
job := srv.NewJobWithRetry(tt.fields.process, 1)
if err := srv.SubmitJob(ctx, job); (err != nil) != tt.wantErr {
t.Errorf("Process() error = %v, wantErr %v", err, tt.wantErr)
}
time.Sleep(50 * time.Millisecond)
if tt.fields.counter == 0 {
t.Errorf("Test error could not retry for some reason")
}
if "confirmed" != tt.fields.test {
t.Errorf("Test error could not confirm function run")
}
})
}
}
func TestService_NewJobWithRetryAndErrorChan(t *testing.T) {
tests := []struct {
name string
fields fields
wantErr bool
}{
{
name: "Happy path",
fields: fields{
sleepTime: 1 * time.Second,
test: "first error",
},
wantErr: false,
}, {
name: "Happy path no error",
fields: fields{
sleepTime: 1 * time.Second,
test: "first error",
},
wantErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
errChan := make(chan error, 1)
ctx, srv := frame.NewService(tt.name,
frame.NoopDriver(),
frame.BackGroundConsumer(func(ctx context.Context) error {
return nil
}))
err := srv.Run(ctx, ":")
if err != nil {
t.Errorf("could not start a background consumer peacefully : %v", err)
}
job := srv.NewJobWithRetryAndErrorChan(tt.fields.process, 1, errChan)
if err := srv.SubmitJob(ctx, job); (err != nil) != tt.wantErr {
t.Errorf("Process() error = %v, wantErr %v", err, tt.wantErr)
}
select {
case <-errChan:
break
case <-time.Tick(500 * time.Millisecond):
t.Errorf("could not handle job within timelimit")
break
}
if "confirmed" != tt.fields.test {
t.Errorf("Test error could not confirm function run")
}
})
}
}