| // Copyright 2017 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 rpcreplay |
| |
| import ( |
| "bytes" |
| "io" |
| "reflect" |
| "testing" |
| |
| rpb "cloud.google.com/go/internal/rpcreplay/proto/rpcreplay" |
| "google.golang.org/grpc/codes" |
| "google.golang.org/grpc/status" |
| ) |
| |
| func TestRecordIO(t *testing.T) { |
| buf := &bytes.Buffer{} |
| want := []byte{1, 2, 3} |
| if err := writeRecord(buf, want); err != nil { |
| t.Fatal(err) |
| } |
| got, err := readRecord(buf) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if !bytes.Equal(got, want) { |
| t.Errorf("got %v, want %v", got, want) |
| } |
| } |
| |
| func TestHeaderIO(t *testing.T) { |
| buf := &bytes.Buffer{} |
| want := []byte{1, 2, 3} |
| if err := writeHeader(buf, want); err != nil { |
| t.Fatal(err) |
| } |
| got, err := readHeader(buf) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if !reflect.DeepEqual(got, want) { |
| t.Errorf("got %v, want %v", got, want) |
| } |
| |
| // readHeader errors |
| for _, contents := range []string{"", "badmagic", "gRPCReplay"} { |
| if _, err := readHeader(bytes.NewBufferString(contents)); err == nil { |
| t.Errorf("%q: got nil, want error", contents) |
| } |
| } |
| } |
| |
| func TestEntryIO(t *testing.T) { |
| for i, want := range []*entry{ |
| { |
| kind: rpb.Entry_REQUEST, |
| method: "method", |
| msg: message{msg: &rpb.Entry{}}, |
| refIndex: 7, |
| }, |
| { |
| kind: rpb.Entry_RESPONSE, |
| method: "method", |
| msg: message{err: status.Error(codes.NotFound, "not found")}, |
| refIndex: 8, |
| }, |
| { |
| kind: rpb.Entry_RECV, |
| method: "method", |
| msg: message{err: io.EOF}, |
| refIndex: 3, |
| }, |
| } { |
| buf := &bytes.Buffer{} |
| if err := writeEntry(buf, want); err != nil { |
| t.Fatal(err) |
| } |
| got, err := readEntry(buf) |
| if err != nil { |
| t.Fatal(err) |
| } |
| if !got.equal(want) { |
| t.Errorf("#%d: got %v, want %v", i, got, want) |
| } |
| } |
| } |