| // Copyright 2020 Google LLC |
| // |
| // 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 |
| // |
| // https://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 |
| |
| package wire |
| |
| import ( |
| "encoding/base64" |
| "errors" |
| "testing" |
| |
| "cloud.google.com/go/internal/testutil" |
| "cloud.google.com/go/pubsublite/internal/test" |
| "google.golang.org/genproto/googleapis/rpc/errdetails" |
| "google.golang.org/grpc/codes" |
| "google.golang.org/grpc/status" |
| "google.golang.org/protobuf/proto" |
| "google.golang.org/protobuf/types/known/anypb" |
| "google.golang.org/protobuf/types/known/structpb" |
| |
| spb "google.golang.org/genproto/googleapis/rpc/status" |
| ) |
| |
| func makeStreamResetSignal() error { |
| statuspb := &spb.Status{ |
| Code: int32(codes.Aborted), |
| Details: []*anypb.Any{test.MakeAny(&errdetails.ErrorInfo{ |
| Reason: "RESET", Domain: "pubsublite.googleapis.com", |
| })}, |
| } |
| return status.ErrorProto(statuspb) |
| } |
| |
| func TestIsStreamResetSignal(t *testing.T) { |
| for _, tc := range []struct { |
| desc string |
| err error |
| want bool |
| }{ |
| { |
| desc: "reset signal", |
| err: makeStreamResetSignal(), |
| want: true, |
| }, |
| { |
| desc: "non-retryable code", |
| err: status.ErrorProto(&spb.Status{ |
| Code: int32(codes.FailedPrecondition), |
| Details: []*anypb.Any{test.MakeAny(&errdetails.ErrorInfo{Reason: "RESET", Domain: "pubsublite.googleapis.com"})}, |
| }), |
| want: false, |
| }, |
| { |
| desc: "wrong domain", |
| err: status.ErrorProto(&spb.Status{ |
| Code: int32(codes.Aborted), |
| Details: []*anypb.Any{test.MakeAny(&errdetails.ErrorInfo{Reason: "RESET"})}, |
| }), |
| want: false, |
| }, |
| { |
| desc: "wrong reason", |
| err: status.ErrorProto(&spb.Status{ |
| Code: int32(codes.Aborted), |
| Details: []*anypb.Any{test.MakeAny(&errdetails.ErrorInfo{Domain: "pubsublite.googleapis.com"})}, |
| }), |
| want: false, |
| }, |
| { |
| desc: "missing details", |
| err: status.ErrorProto(&spb.Status{Code: int32(codes.Aborted)}), |
| want: false, |
| }, |
| { |
| desc: "nil error", |
| err: nil, |
| want: false, |
| }, |
| { |
| desc: "generic error", |
| err: errors.New(""), |
| want: false, |
| }, |
| } { |
| t.Run(tc.desc, func(t *testing.T) { |
| if got := isStreamResetSignal(tc.err); got != tc.want { |
| t.Errorf("isStreamResetSignal() got: %v, want %v", got, tc.want) |
| } |
| }) |
| } |
| } |
| |
| func TestPubsubMetadataAddClientInfo(t *testing.T) { |
| for _, tc := range []struct { |
| desc string |
| framework FrameworkType |
| libraryVersion string |
| wantClientInfo *structpb.Struct |
| }{ |
| { |
| desc: "minimal", |
| libraryVersion: "", |
| wantClientInfo: &structpb.Struct{ |
| Fields: map[string]*structpb.Value{ |
| "language": stringValue("GOLANG"), |
| }, |
| }, |
| }, |
| { |
| desc: "cps shim", |
| framework: FrameworkCloudPubSubShim, |
| libraryVersion: "", |
| wantClientInfo: &structpb.Struct{ |
| Fields: map[string]*structpb.Value{ |
| "language": stringValue("GOLANG"), |
| "framework": stringValue("CLOUD_PUBSUB_SHIM"), |
| }, |
| }, |
| }, |
| { |
| desc: "version valid", |
| framework: FrameworkCloudPubSubShim, |
| libraryVersion: "1.2.3", |
| wantClientInfo: &structpb.Struct{ |
| Fields: map[string]*structpb.Value{ |
| "language": stringValue("GOLANG"), |
| "framework": stringValue("CLOUD_PUBSUB_SHIM"), |
| "major_version": stringValue("1"), |
| "minor_version": stringValue("2"), |
| }, |
| }, |
| }, |
| } { |
| t.Run(tc.desc, func(t *testing.T) { |
| metadata := newPubsubMetadata() |
| metadata.doAddClientInfo(tc.framework, tc.libraryVersion) |
| |
| b, err := base64.StdEncoding.DecodeString(metadata["x-goog-pubsub-context"]) |
| if err != nil { |
| t.Errorf("Failed to decode base64 pubsub context header: %v", err) |
| return |
| } |
| gotClientInfo := new(structpb.Struct) |
| if err := proto.Unmarshal(b, gotClientInfo); err != nil { |
| t.Errorf("Failed to unmarshal pubsub context structpb: %v", err) |
| return |
| } |
| if diff := testutil.Diff(gotClientInfo, tc.wantClientInfo); diff != "" { |
| t.Errorf("Pubsub context structpb: got: -, want: +\n%s", diff) |
| } |
| }) |
| } |
| } |