Function testMultipleSetHeaderStreamingRPCError

test/end2end_test.go:2918–2969

To test header metadata is sent when sending status.

(t *testing.T, e env)

// To test header metadata is sent when sending status.
func testMultipleSetHeaderStreamingRPCError(t *testing.T, e env) {
	te := newTest(t, e)
	te.startServer(&testServer{security: e.security, setHeaderOnly: true})
	defer te.tearDown()
	tc := testgrpc.NewTestServiceClient(te.clientConn())

	const (
		argSize  = 1
		respSize = -1
	)
	ctx, cancel := context.WithTimeout(context.Background(), defaultTestTimeout)
	defer cancel()
	ctx = metadata.NewOutgoingContext(ctx, testMetadata)
	stream, err := tc.FullDuplexCall(ctx)
	if err != nil {
		t.Fatalf("%v.FullDuplexCall(_) = _, %v, want <nil>", tc, err)
	}

	payload, err := newPayload(testpb.PayloadType_COMPRESSABLE, argSize)
	if err != nil {
		t.Fatal(err)
	}

	req := &testpb.StreamingOutputCallRequest{
		ResponseType: testpb.PayloadType_COMPRESSABLE,
		ResponseParameters: []*testpb.ResponseParameters{
			{Size: respSize},
		},
		Payload: payload,
	}
	if err := stream.Send(req); err != nil {
		t.Fatalf("%v.Send(%v) = %v, want <nil>", stream, req, err)
	}
	if _, err := stream.Recv(); err == nil {
		t.Fatalf("%v.Recv() = %v, want <non-nil>", stream, err)
	}

	header, err := stream.Header()
	if err != nil {
		t.Fatalf("%v.Header() = _, %v, want _, <nil>", stream, err)
	}
	delete(header, "user-agent")
	delete(header, "content-type")
	delete(header, "grpc-accept-encoding")
	expectedHeader := metadata.Join(testMetadata, testMetadata2)
	if !reflect.DeepEqual(header, expectedHeader) {
		t.Fatalf("Received header metadata %v, want %v", header, expectedHeader)
	}
	if err := stream.CloseSend(); err != nil {
		t.Fatalf("%v.CloseSend() got %v, want %v", stream, err, nil)
	}
}

// TestMalformedHTTP2Metadata verifies the returned error when the client
// sends an illegal metadata.