func testMetadataUnaryRPC(t *testing.T, e env) {
s, cc := setUp(t, nil, math.MaxUint32, "", e)
tc := testpb.NewTestServiceClient(cc)
defer tearDown(s, cc)
argSize := 2718
respSize := 314
payload, err := newPayload(testpb.PayloadType_COMPRESSABLE, int32(argSize))
if err != nil {
t.Fatal(err)
}
req := &testpb.SimpleRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseSize: proto.Int32(int32(respSize)),
Payload: payload,
}
var header, trailer metadata.MD
ctx := metadata.NewContext(context.Background(), testMetadata)
if _, err := tc.UnaryCall(ctx, req, grpc.Header(&header), grpc.Trailer(&trailer)); err != nil {
t.Fatalf("TestService.UnaryCall(%v, _, _, _) = _, %v; want _, <nil>", ctx, err)
}
if !reflect.DeepEqual(testMetadata, header) {
t.Fatalf("Received header metadata %v, want %v", header, testMetadata)
}
if !reflect.DeepEqual(testMetadata, trailer) {
t.Fatalf("Received trailer metadata %v, want %v", trailer, testMetadata)
}
}
func testEmptyUnaryWithUserAgent(t *testing.T, e env) {
s, cc := setUp(t, nil, math.MaxUint32, testAppUA, e)
// Wait until cc is connected.
if ok := cc.WaitForStateChange(time.Second, grpc.Idle); !ok {
t.Fatalf("cc.WaitForStateChange(_, %s) = %t, want true", grpc.Idle, ok)
}
if ok := cc.WaitForStateChange(10*time.Second, grpc.Connecting); !ok {
t.Fatalf("cc.WaitForStateChange(_, %s) = %t, want true", grpc.Connecting, ok)
}
if cc.State() != grpc.Ready {
t.Fatalf("cc.State() = %s, want %s", cc.State(), grpc.Ready)
}
if ok := cc.WaitForStateChange(time.Second, grpc.Ready); ok {
t.Fatalf("cc.WaitForStateChange(_, %s) = %t, want false", grpc.Ready, ok)
}
tc := testpb.NewTestServiceClient(cc)
var header metadata.MD
reply, err := tc.EmptyCall(context.Background(), &testpb.Empty{}, grpc.Header(&header))
if err != nil || !proto.Equal(&testpb.Empty{}, reply) {
t.Fatalf("TestService/EmptyCall(_, _) = %v, %v, want %v, <nil>", reply, err, &testpb.Empty{})
}
if v, ok := header["ua"]; !ok || v[0] != testAppUA {
t.Fatalf("header[\"ua\"] = %q, %t, want %q, true", v, ok, testAppUA)
}
tearDown(s, cc)
if ok := cc.WaitForStateChange(5*time.Second, grpc.Ready); !ok {
t.Fatalf("cc.WaitForStateChange(_, %s) = %t, want true", grpc.Ready, ok)
}
if cc.State() != grpc.Shutdown {
t.Fatalf("cc.State() = %s, want %s", cc.State(), grpc.Shutdown)
}
}