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fix(mockserver): implement PingAndWarm stub #335

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fix(mockserver): implement PingAndWarm stub #335

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16 changes: 16 additions & 0 deletions tests/mockserver.go
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,10 @@ type Server struct {
ExecuteQueryFn func(*btpb.ExecuteQueryRequest, btpb.Bigtable_ExecuteQueryServer) error
// PrepareQueryFn mocks PrepareQuery
PrepareQueryFn func(context.Context, *btpb.PrepareQueryRequest) (*btpb.PrepareQueryResponse, error)
// PingAndWarmFn mocks PingAndWarm. Optional: when nil the server
// returns an empty response so client-side channel priming
// succeeds against the fake without any per-test setup.
PingAndWarmFn func(context.Context, *btpb.PingAndWarmRequest) (*btpb.PingAndWarmResponse, error)
}

// NewServer creates a new Server.
Expand Down Expand Up @@ -154,3 +158,15 @@ func (s *Server) PrepareQuery(ctx context.Context, req *btpb.PrepareQueryRequest
}
return nil, status.Error(codes.Unimplemented, "unimplemented - you need to attach a PrepareQueryFn to the server")
}

// PingAndWarm implements PingAndWarm of the BigtableServer interface.
// Client-side channel priming (Direct-Path or classic pool warmup)
// issues PingAndWarm on every managed conn; without an override we
// answer with an empty response so priming succeeds and tests that
// only exercise data-plane RPCs don't have to attach anything here.
func (s *Server) PingAndWarm(ctx context.Context, req *btpb.PingAndWarmRequest) (*btpb.PingAndWarmResponse, error) {
if s.PingAndWarmFn != nil {
return s.PingAndWarmFn(ctx, req)
}
return &btpb.PingAndWarmResponse{}, nil
}