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upload.go
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upload.go
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package testing
import (
"context"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/url"
"sync"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/aws/aws-sdk-go-v2/service/s3"
)
// UploadLoggingClient is a mock client that can be used to record and stub responses for testing the manager.Uploader.
type UploadLoggingClient struct {
Invocations []string
Params []interface{}
ConsumeBody bool
PutObjectFn func(*UploadLoggingClient, *s3.PutObjectInput) (*s3.PutObjectOutput, error)
UploadPartFn func(*UploadLoggingClient, *s3.UploadPartInput) (*s3.UploadPartOutput, error)
CreateMultipartUploadFn func(*UploadLoggingClient, *s3.CreateMultipartUploadInput) (*s3.CreateMultipartUploadOutput, error)
CompleteMultipartUploadFn func(*UploadLoggingClient, *s3.CompleteMultipartUploadInput) (*s3.CompleteMultipartUploadOutput, error)
AbortMultipartUploadFn func(*UploadLoggingClient, *s3.AbortMultipartUploadInput) (*s3.AbortMultipartUploadOutput, error)
ignoredOperations []string
PartNum int
m sync.Mutex
}
func (u *UploadLoggingClient) simulateHTTPClientOption(optFns ...func(*s3.Options)) error {
o := s3.Options{
HTTPClient: httpDoFunc(func(request *http.Request) (*http.Response, error) {
return &http.Response{
Request: request,
}, nil
}),
}
for _, fn := range optFns {
fn(&o)
}
_, err := o.HTTPClient.Do(&http.Request{URL: &url.URL{
Scheme: "https",
Host: "mock.amazonaws.com",
Path: "/key",
RawQuery: "foo=bar",
}})
if err != nil {
return err
}
return nil
}
type httpDoFunc func(*http.Request) (*http.Response, error)
func (f httpDoFunc) Do(r *http.Request) (*http.Response, error) {
return f(r)
}
func (u *UploadLoggingClient) traceOperation(name string, params interface{}) {
if contains(u.ignoredOperations, name) {
return
}
u.Invocations = append(u.Invocations, name)
u.Params = append(u.Params, params)
}
// PutObject is the S3 PutObject API.
func (u *UploadLoggingClient) PutObject(ctx context.Context, params *s3.PutObjectInput, optFns ...func(*s3.Options)) (*s3.PutObjectOutput, error) {
u.m.Lock()
defer u.m.Unlock()
if u.ConsumeBody {
io.Copy(ioutil.Discard, params.Body)
}
u.traceOperation("PutObject", params)
if err := u.simulateHTTPClientOption(optFns...); err != nil {
return nil, err
}
if u.PutObjectFn != nil {
return u.PutObjectFn(u, params)
}
return &s3.PutObjectOutput{
VersionId: aws.String("VERSION-ID"),
}, nil
}
// UploadPart is the S3 UploadPart API.
func (u *UploadLoggingClient) UploadPart(ctx context.Context, params *s3.UploadPartInput, optFns ...func(*s3.Options)) (*s3.UploadPartOutput, error) {
u.m.Lock()
defer u.m.Unlock()
if u.ConsumeBody {
io.Copy(ioutil.Discard, params.Body)
}
u.traceOperation("UploadPart", params)
if err := u.simulateHTTPClientOption(optFns...); err != nil {
return nil, err
}
u.PartNum++
if u.UploadPartFn != nil {
return u.UploadPartFn(u, params)
}
return &s3.UploadPartOutput{
ETag: aws.String(fmt.Sprintf("ETAG%d", u.PartNum)),
}, nil
}
// CreateMultipartUpload is the S3 CreateMultipartUpload API.
func (u *UploadLoggingClient) CreateMultipartUpload(ctx context.Context, params *s3.CreateMultipartUploadInput, optFns ...func(*s3.Options)) (*s3.CreateMultipartUploadOutput, error) {
u.m.Lock()
defer u.m.Unlock()
u.traceOperation("CreateMultipartUpload", params)
if err := u.simulateHTTPClientOption(optFns...); err != nil {
return nil, err
}
if u.CreateMultipartUploadFn != nil {
return u.CreateMultipartUploadFn(u, params)
}
return &s3.CreateMultipartUploadOutput{
UploadId: aws.String("UPLOAD-ID"),
}, nil
}
// CompleteMultipartUpload is the S3 CompleteMultipartUpload API.
func (u *UploadLoggingClient) CompleteMultipartUpload(ctx context.Context, params *s3.CompleteMultipartUploadInput, optFns ...func(*s3.Options)) (*s3.CompleteMultipartUploadOutput, error) {
u.m.Lock()
defer u.m.Unlock()
u.traceOperation("CompleteMultipartUpload", params)
if err := u.simulateHTTPClientOption(optFns...); err != nil {
return nil, err
}
if u.CompleteMultipartUploadFn != nil {
return u.CompleteMultipartUploadFn(u, params)
}
return &s3.CompleteMultipartUploadOutput{
Location: aws.String("http://location"),
VersionId: aws.String("VERSION-ID"),
}, nil
}
// AbortMultipartUpload is the S3 AbortMultipartUpload API.
func (u *UploadLoggingClient) AbortMultipartUpload(ctx context.Context, params *s3.AbortMultipartUploadInput, optFns ...func(*s3.Options)) (*s3.AbortMultipartUploadOutput, error) {
u.m.Lock()
defer u.m.Unlock()
u.traceOperation("AbortMultipartUpload", params)
if err := u.simulateHTTPClientOption(optFns...); err != nil {
return nil, err
}
if u.AbortMultipartUploadFn != nil {
return u.AbortMultipartUploadFn(u, params)
}
return &s3.AbortMultipartUploadOutput{}, nil
}
// NewUploadLoggingClient returns a new UploadLoggingClient.
func NewUploadLoggingClient(ignoreOps []string) (*UploadLoggingClient, *[]string, *[]interface{}) {
client := &UploadLoggingClient{
ignoredOperations: ignoreOps,
}
return client, &client.Invocations, &client.Params
}
func contains(src []string, s string) bool {
for _, v := range src {
if s == v {
return true
}
}
return false
}