| // Copyright 2014 Google Inc. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package storage |
| |
| import ( |
| "bytes" |
| "crypto/sha256" |
| "encoding/base64" |
| "fmt" |
| "io/ioutil" |
| "net/http" |
| "reflect" |
| "strings" |
| "testing" |
| |
| "golang.org/x/net/context" |
| |
| "google.golang.org/api/option" |
| ) |
| |
| type fakeTransport struct { |
| gotReq *http.Request |
| results []transportResult |
| } |
| |
| type transportResult struct { |
| res *http.Response |
| err error |
| } |
| |
| func (t *fakeTransport) addResult(res *http.Response, err error) { |
| t.results = append(t.results, transportResult{res, err}) |
| } |
| |
| func (t *fakeTransport) RoundTrip(req *http.Request) (*http.Response, error) { |
| t.gotReq = req |
| if len(t.results) == 0 { |
| return nil, fmt.Errorf("error handling request") |
| } |
| result := t.results[0] |
| t.results = t.results[1:] |
| return result.res, result.err |
| } |
| |
| func TestErrorOnObjectsInsertCall(t *testing.T) { |
| t.Parallel() |
| ctx := context.Background() |
| |
| doWrite := func(hc *http.Client) *Writer { |
| client, err := NewClient(ctx, option.WithHTTPClient(hc)) |
| if err != nil { |
| t.Fatalf("error when creating client: %v", err) |
| } |
| wc := client.Bucket("bucketname").Object("filename1").NewWriter(ctx) |
| wc.ContentType = "text/plain" |
| |
| // We can't check that the Write fails, since it depends on the write to the |
| // underling fakeTransport failing which is racy. |
| wc.Write([]byte("hello world")) |
| return wc |
| } |
| |
| wc := doWrite(&http.Client{Transport: &fakeTransport{}}) |
| // Close must always return an error though since it waits for the transport to |
| // have closed. |
| if err := wc.Close(); err == nil { |
| t.Errorf("expected error on close, got nil") |
| } |
| |
| // Retry on 5xx |
| ft := &fakeTransport{} |
| ft.addResult(&http.Response{ |
| StatusCode: 503, |
| Body: ioutil.NopCloser(&bytes.Buffer{}), |
| }, nil) |
| ft.addResult(&http.Response{ |
| StatusCode: 200, |
| Body: ioutil.NopCloser(strings.NewReader("{}")), |
| }, nil) |
| wc = doWrite(&http.Client{Transport: ft}) |
| if err := wc.Close(); err != nil { |
| t.Errorf("got %v, want nil", err) |
| } |
| } |
| |
| func TestEncryption(t *testing.T) { |
| t.Parallel() |
| ctx := context.Background() |
| ft := &fakeTransport{} |
| hc := &http.Client{Transport: ft} |
| client, err := NewClient(ctx, option.WithHTTPClient(hc)) |
| if err != nil { |
| t.Fatalf("error when creating client: %v", err) |
| } |
| obj := client.Bucket("bucketname").Object("filename1") |
| key := []byte("secret-key-that-is-32-bytes-long") |
| wc := obj.Key(key).NewWriter(ctx) |
| // TODO(jba): use something other than fakeTransport, which always returns error. |
| wc.Write([]byte("hello world")) |
| wc.Close() |
| if got, want := ft.gotReq.Header.Get("x-goog-encryption-algorithm"), "AES256"; got != want { |
| t.Errorf("algorithm: got %q, want %q", got, want) |
| } |
| gotKey, err := base64.StdEncoding.DecodeString(ft.gotReq.Header.Get("x-goog-encryption-key")) |
| if err != nil { |
| t.Fatalf("decoding key: %v", err) |
| } |
| if !reflect.DeepEqual(gotKey, key) { |
| t.Errorf("key: got %v, want %v", gotKey, key) |
| } |
| wantHash := sha256.Sum256(key) |
| gotHash, err := base64.StdEncoding.DecodeString(ft.gotReq.Header.Get("x-goog-encryption-key-sha256")) |
| if err != nil { |
| t.Fatalf("decoding hash: %v", err) |
| } |
| if !reflect.DeepEqual(gotHash, wantHash[:]) { // wantHash is an array |
| t.Errorf("hash: got\n%v, want\n%v", gotHash, wantHash) |
| } |
| } |