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processor_test.go
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processor_test.go
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package worker
import (
"context"
"reflect"
"testing"
"time"
simplejson "github.com/bitly/go-simplejson"
"github.com/pborman/uuid"
"github.com/travis-ci/worker/backend"
"github.com/travis-ci/worker/config"
workerctx "github.com/travis-ci/worker/context"
)
type buildScriptGeneratorFunction func(context.Context, Job) ([]byte, error)
func (bsg buildScriptGeneratorFunction) Generate(ctx context.Context, job Job) ([]byte, error) {
return bsg(ctx, job)
}
func TestProcessor(t *testing.T) {
t.Skip("brittle test is brittle :scream_cat:")
for i, tc := range []struct {
runSleep time.Duration
hardTimeout time.Duration
stateEvents []string
isCancelled bool
hasBrokenLogWriter bool
}{
{
runSleep: 0 * time.Second,
hardTimeout: 5 * time.Second,
stateEvents: []string{"received", "started", string(FinishStatePassed)},
},
{
runSleep: 5 * time.Second,
hardTimeout: 6 * time.Second,
stateEvents: []string{"received", "started", string(FinishStateCancelled)},
isCancelled: true,
},
{
runSleep: 0 * time.Second,
hardTimeout: 5 * time.Second,
stateEvents: []string{"received", "started", "requeued"},
hasBrokenLogWriter: true,
},
{
runSleep: 5 * time.Second,
hardTimeout: 4 * time.Second,
stateEvents: []string{"received", "started", string(FinishStateErrored)},
},
} {
jobID := uint64(100 + i)
uuid := uuid.NewRandom()
ctx := workerctx.FromProcessor(context.TODO(), uuid.String())
provider, err := backend.NewBackendProvider("fake", config.ProviderConfigFromMap(map[string]string{
"RUN_SLEEP": tc.runSleep.String(),
"LOG_OUTPUT": "hello, world",
}))
if err != nil {
t.Error(err)
}
generator := buildScriptGeneratorFunction(func(ctx context.Context, job Job) ([]byte, error) {
return []byte("hello, world"), nil
})
jobChan := make(chan Job)
jobQueue := &fakeJobQueue{c: jobChan}
cancellationBroadcaster := NewCancellationBroadcaster()
processor, err := NewProcessor(ctx, "test-hostname", jobQueue, nil, provider, generator, nil, cancellationBroadcaster, ProcessorConfig{
Config: &config.Config{
HardTimeout: tc.hardTimeout,
LogTimeout: time.Second,
ScriptUploadTimeout: 3 * time.Second,
StartupTimeout: 4 * time.Second,
MaxLogLength: 4500000,
PayloadFilterExecutable: "filter.py",
},
})
if err != nil {
t.Error(err)
}
doneChan := make(chan struct{})
go func() {
processor.Run()
doneChan <- struct{}{}
}()
rawPayload, _ := simplejson.NewJson([]byte("{}"))
job := &fakeJob{
rawPayload: rawPayload,
payload: &JobPayload{
Type: "job:test",
Job: JobJobPayload{
ID: jobID,
Number: "3.1",
},
Build: BuildPayload{
ID: 1,
Number: "3",
},
Repository: RepositoryPayload{
ID: 4,
Slug: "green-eggs/ham",
},
UUID: "foo-bar",
Config: map[string]interface{}{},
Timeouts: TimeoutsPayload{},
},
startAttributes: &backend.StartAttributes{},
hasBrokenLogWriter: tc.hasBrokenLogWriter,
}
if tc.isCancelled {
go func(sl time.Duration, i uint64) {
time.Sleep(sl)
cancellationBroadcaster.Broadcast(CancellationCommand{JobID: i})
}(tc.runSleep-1, jobID)
}
jobChan <- job
processor.GracefulShutdown()
<-doneChan
if processor.ProcessedCount != 1 {
t.Errorf("processor.ProcessedCount = %d, expected %d", processor.ProcessedCount, 1)
}
if !reflect.DeepEqual(tc.stateEvents, job.events) {
t.Errorf("job.events = %#v, expected %#v", job.events, tc.stateEvents)
}
}
}