You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
310 lines
7.6 KiB
Go
310 lines
7.6 KiB
Go
package upload
|
|
|
|
import (
|
|
"compress/gzip"
|
|
"context"
|
|
"expvar"
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
"sync"
|
|
"sync/atomic"
|
|
"testing"
|
|
"time"
|
|
)
|
|
|
|
func Test_NewUploader(t *testing.T) {
|
|
storageClient := &mockStorageClient{}
|
|
dataProvider := &mockDataProvider{}
|
|
interval := time.Second
|
|
uploader := NewUploader(storageClient, dataProvider, interval, UploadNoCompress)
|
|
if uploader.storageClient != storageClient {
|
|
t.Errorf("expected storageClient to be %v, got %v", storageClient, uploader.storageClient)
|
|
}
|
|
if uploader.dataProvider != dataProvider {
|
|
t.Errorf("expected dataProvider to be %v, got %v", dataProvider, uploader.dataProvider)
|
|
}
|
|
if uploader.interval != interval {
|
|
t.Errorf("expected interval to be %v, got %v", interval, uploader.interval)
|
|
}
|
|
}
|
|
|
|
func Test_UploaderSingleUpload(t *testing.T) {
|
|
ResetStats()
|
|
var uploadedData []byte
|
|
var err error
|
|
|
|
var wg sync.WaitGroup
|
|
wg.Add(1)
|
|
sc := &mockStorageClient{
|
|
uploadFn: func(ctx context.Context, reader io.Reader) error {
|
|
defer wg.Done()
|
|
uploadedData, err = io.ReadAll(reader)
|
|
return err
|
|
},
|
|
}
|
|
dp := &mockDataProvider{data: "my upload data"}
|
|
uploader := NewUploader(sc, dp, 100*time.Millisecond, UploadNoCompress)
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
|
|
go uploader.Start(ctx, nil)
|
|
wg.Wait()
|
|
cancel()
|
|
<-ctx.Done()
|
|
|
|
if exp, got := "my upload data", string(uploadedData); exp != got {
|
|
t.Errorf("expected uploadedData to be %s, got %s", exp, got)
|
|
}
|
|
}
|
|
|
|
func Test_UploaderSingleUploadCompress(t *testing.T) {
|
|
ResetStats()
|
|
var uploadedData []byte
|
|
|
|
var wg sync.WaitGroup
|
|
wg.Add(1)
|
|
sc := &mockStorageClient{
|
|
uploadFn: func(ctx context.Context, reader io.Reader) error {
|
|
defer wg.Done()
|
|
|
|
// Wrap a gzip reader about the reader.
|
|
gzReader, err := gzip.NewReader(reader)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
defer gzReader.Close()
|
|
|
|
uploadedData, err = io.ReadAll(gzReader)
|
|
return err
|
|
},
|
|
}
|
|
dp := &mockDataProvider{data: "my upload data"}
|
|
uploader := NewUploader(sc, dp, 100*time.Millisecond, UploadCompress)
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
|
|
go uploader.Start(ctx, nil)
|
|
wg.Wait()
|
|
cancel()
|
|
<-ctx.Done()
|
|
|
|
if exp, got := "my upload data", string(uploadedData); exp != got {
|
|
t.Errorf("expected uploadedData to be %s, got %s", exp, got)
|
|
}
|
|
}
|
|
|
|
func Test_UploaderDoubleUpload(t *testing.T) {
|
|
ResetStats()
|
|
|
|
var uploadedData []byte
|
|
var err error
|
|
|
|
var wg sync.WaitGroup
|
|
wg.Add(2)
|
|
sc := &mockStorageClient{
|
|
uploadFn: func(ctx context.Context, reader io.Reader) error {
|
|
defer wg.Done()
|
|
uploadedData = nil // Wipe out any previous state.
|
|
uploadedData, err = io.ReadAll(reader)
|
|
return err
|
|
},
|
|
}
|
|
dp := &mockDataProvider{data: "my upload data"}
|
|
uploader := NewUploader(sc, dp, 100*time.Millisecond, UploadNoCompress)
|
|
uploader.disableSumCheck = true // Force upload of the same data
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
|
|
go uploader.Start(ctx, nil)
|
|
wg.Wait()
|
|
cancel()
|
|
<-ctx.Done()
|
|
|
|
if exp, got := "my upload data", string(uploadedData); exp != got {
|
|
t.Errorf("expected uploadedData to be %s, got %s", exp, got)
|
|
}
|
|
}
|
|
|
|
func Test_UploaderFailThenOK(t *testing.T) {
|
|
ResetStats()
|
|
|
|
var uploadedData []byte
|
|
uploadCount := 0
|
|
var err error
|
|
|
|
var wg sync.WaitGroup
|
|
wg.Add(2)
|
|
sc := &mockStorageClient{
|
|
uploadFn: func(ctx context.Context, reader io.Reader) error {
|
|
defer wg.Done()
|
|
|
|
if uploadCount == 0 {
|
|
uploadCount++
|
|
return fmt.Errorf("failed to upload")
|
|
}
|
|
|
|
uploadedData, err = io.ReadAll(reader)
|
|
return err
|
|
},
|
|
}
|
|
dp := &mockDataProvider{data: "my upload data"}
|
|
uploader := NewUploader(sc, dp, 100*time.Millisecond, UploadNoCompress)
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
|
|
go uploader.Start(ctx, nil)
|
|
wg.Wait()
|
|
cancel()
|
|
<-ctx.Done()
|
|
|
|
if exp, got := "my upload data", string(uploadedData); exp != got {
|
|
t.Errorf("expected uploadedData to be %s, got %s", exp, got)
|
|
}
|
|
}
|
|
|
|
func Test_UploaderOKThenFail(t *testing.T) {
|
|
var uploadedData []byte
|
|
uploadCount := 0
|
|
var err error
|
|
|
|
var wg sync.WaitGroup
|
|
wg.Add(2)
|
|
sc := &mockStorageClient{
|
|
uploadFn: func(ctx context.Context, reader io.Reader) error {
|
|
defer wg.Done()
|
|
|
|
if uploadCount == 1 {
|
|
return fmt.Errorf("failed to upload")
|
|
}
|
|
|
|
uploadCount++
|
|
uploadedData, err = io.ReadAll(reader)
|
|
return err
|
|
},
|
|
}
|
|
dp := &mockDataProvider{data: "my upload data"}
|
|
uploader := NewUploader(sc, dp, 100*time.Millisecond, UploadNoCompress)
|
|
uploader.disableSumCheck = true // Disable because we want to upload twice.
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
|
|
go uploader.Start(ctx, nil)
|
|
wg.Wait()
|
|
cancel()
|
|
<-ctx.Done()
|
|
|
|
if exp, got := "my upload data", string(uploadedData); exp != got {
|
|
t.Errorf("expected uploadedData to be %s, got %s", exp, got)
|
|
}
|
|
}
|
|
|
|
func Test_UploaderContextCancellation(t *testing.T) {
|
|
var uploadCount int32
|
|
|
|
sc := &mockStorageClient{
|
|
uploadFn: func(ctx context.Context, reader io.Reader) error {
|
|
atomic.AddInt32(&uploadCount, 1)
|
|
return nil
|
|
},
|
|
}
|
|
dp := &mockDataProvider{data: "my upload data"}
|
|
uploader := NewUploader(sc, dp, time.Second, UploadNoCompress)
|
|
ctx, cancel := context.WithTimeout(context.Background(), 1*time.Millisecond)
|
|
|
|
go uploader.Start(ctx, nil)
|
|
<-ctx.Done()
|
|
cancel()
|
|
<-ctx.Done()
|
|
|
|
if exp, got := int32(0), atomic.LoadInt32(&uploadCount); exp != got {
|
|
t.Errorf("expected uploadCount to be %d, got %d", exp, got)
|
|
}
|
|
}
|
|
|
|
func Test_UploaderEnabledFalse(t *testing.T) {
|
|
ResetStats()
|
|
|
|
sc := &mockStorageClient{}
|
|
dp := &mockDataProvider{data: "my upload data"}
|
|
uploader := NewUploader(sc, dp, 100*time.Millisecond, false)
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
|
|
go uploader.Start(ctx, func() bool { return false })
|
|
time.Sleep(time.Second)
|
|
defer cancel()
|
|
|
|
if exp, got := int64(0), stats.Get(numUploadsOK).(*expvar.Int); exp != got.Value() {
|
|
t.Errorf("expected numUploadsOK to be %d, got %d", exp, got)
|
|
}
|
|
}
|
|
|
|
func Test_UploaderEnabledTrue(t *testing.T) {
|
|
var uploadedData []byte
|
|
var err error
|
|
ResetStats()
|
|
|
|
var wg sync.WaitGroup
|
|
wg.Add(1)
|
|
sc := &mockStorageClient{
|
|
uploadFn: func(ctx context.Context, reader io.Reader) error {
|
|
defer wg.Done()
|
|
uploadedData, err = io.ReadAll(reader)
|
|
return err
|
|
},
|
|
}
|
|
dp := &mockDataProvider{data: "my upload data"}
|
|
uploader := NewUploader(sc, dp, 100*time.Millisecond, UploadNoCompress)
|
|
ctx, cancel := context.WithCancel(context.Background())
|
|
|
|
go uploader.Start(ctx, func() bool { return true })
|
|
defer cancel()
|
|
|
|
wg.Wait()
|
|
if exp, got := string(uploadedData), "my upload data"; exp != got {
|
|
t.Errorf("expected uploadedData to be %s, got %s", exp, got)
|
|
}
|
|
}
|
|
|
|
func Test_UploaderStats(t *testing.T) {
|
|
sc := &mockStorageClient{}
|
|
dp := &mockDataProvider{data: "my upload data"}
|
|
interval := 100 * time.Millisecond
|
|
uploader := NewUploader(sc, dp, interval, UploadNoCompress)
|
|
|
|
stats, err := uploader.Stats()
|
|
if err != nil {
|
|
t.Fatalf("unexpected error: %v", err)
|
|
}
|
|
|
|
if exp, got := sc.String(), stats["upload_destination"]; exp != got {
|
|
t.Errorf("expected upload_destination to be %s, got %s", exp, got)
|
|
}
|
|
|
|
if exp, got := interval.String(), stats["upload_interval"]; exp != got {
|
|
t.Errorf("expected upload_interval to be %s, got %s", exp, got)
|
|
}
|
|
}
|
|
|
|
type mockStorageClient struct {
|
|
uploadFn func(ctx context.Context, reader io.Reader) error
|
|
}
|
|
|
|
func (mc *mockStorageClient) Upload(ctx context.Context, reader io.Reader) error {
|
|
if mc.uploadFn != nil {
|
|
return mc.uploadFn(ctx, reader)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (mc *mockStorageClient) String() string {
|
|
return "mockStorageClient"
|
|
}
|
|
|
|
type mockDataProvider struct {
|
|
data string
|
|
err error
|
|
}
|
|
|
|
func (mp *mockDataProvider) Provide(path string) error {
|
|
if mp.err != nil {
|
|
return mp.err
|
|
}
|
|
return os.WriteFile(path, []byte(mp.data), 0644)
|
|
}
|