mirror of https://github.com/grpc/grpc-go.git
122 lines
3.8 KiB
Go
122 lines
3.8 KiB
Go
/*
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*
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* Copyright 2022 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package test
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import (
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"context"
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"fmt"
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"io"
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"reflect"
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"strings"
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"testing"
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"time"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/internal/grpctest"
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"google.golang.org/grpc/internal/stubserver"
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"google.golang.org/grpc/metadata"
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"google.golang.org/grpc/status"
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testpb "google.golang.org/grpc/test/grpc_testing"
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)
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func (s) TestInvalidMetadata(t *testing.T) {
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grpctest.TLogger.ExpectErrorN("stream: failed to validate md when setting trailer", 2)
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tests := []struct {
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md metadata.MD
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want error
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recv error
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}{
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{
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md: map[string][]string{string(rune(0x19)): {"testVal"}},
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want: status.Error(codes.Internal, "header key \"\\x19\" contains illegal characters not in [0-9a-z-_.]"),
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recv: status.Error(codes.Internal, "invalid header field"),
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},
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{
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md: map[string][]string{"test": {string(rune(0x19))}},
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want: status.Error(codes.Internal, "header key \"test\" contains value with non-printable ASCII characters"),
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recv: status.Error(codes.Internal, "invalid header field"),
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},
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{
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md: map[string][]string{"test-bin": {string(rune(0x19))}},
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want: nil,
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recv: io.EOF,
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},
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{
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md: map[string][]string{"test": {"value"}},
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want: nil,
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recv: io.EOF,
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},
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}
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testNum := 0
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ss := &stubserver.StubServer{
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EmptyCallF: func(ctx context.Context, in *testpb.Empty) (*testpb.Empty, error) {
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return &testpb.Empty{}, nil
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},
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FullDuplexCallF: func(stream testpb.TestService_FullDuplexCallServer) error {
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_, err := stream.Recv()
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if err != nil {
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return err
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}
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test := tests[testNum]
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testNum++
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if err := stream.SetHeader(test.md); !reflect.DeepEqual(test.want, err) {
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return fmt.Errorf("call stream.SendHeader(md) validate metadata which is %v got err :%v, want err :%v", test.md, err, test.want)
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}
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if err := stream.SendHeader(test.md); !reflect.DeepEqual(test.want, err) {
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return fmt.Errorf("call stream.SendHeader(md) validate metadata which is %v got err :%v, want err :%v", test.md, err, test.want)
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}
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stream.SetTrailer(test.md)
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return nil
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},
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}
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if err := ss.Start(nil); err != nil {
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t.Fatalf("Error starting ss endpoint server: %v", err)
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}
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defer ss.Stop()
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for _, test := range tests {
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ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
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defer cancel()
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ctx = metadata.NewOutgoingContext(ctx, test.md)
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if _, err := ss.Client.EmptyCall(ctx, &testpb.Empty{}); !reflect.DeepEqual(test.want, err) {
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t.Errorf("call ss.Client.EmptyCall() validate metadata which is %v got err :%v, want err :%v", test.md, err, test.want)
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}
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}
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// call the stream server's api to drive the server-side unit testing
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for _, test := range tests {
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ctx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
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stream, err := ss.Client.FullDuplexCall(ctx)
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defer cancel()
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if err != nil {
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t.Errorf("call ss.Client.FullDuplexCall(context.Background()) will success but got err :%v", err)
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continue
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}
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if err := stream.Send(&testpb.StreamingOutputCallRequest{}); err != nil {
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t.Errorf("call ss.Client stream Send(nil) will success but got err :%v", err)
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}
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if _, err := stream.Recv(); status.Code(err) != status.Code(test.recv) || !strings.Contains(err.Error(), test.recv.Error()) {
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t.Errorf("stream.Recv() = _, get err :%v, want err :%v", err, test.recv)
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}
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}
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}
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