public async Task TestConnection(TestContext ctx, CancellationToken cancellationToken,
                                  InstrumentationConnectionProvider provider,
                                  SignatureInstrumentParameters parameters,
                                  SignatureInstrumentTestRunner runner)
 {
     await runner.Run(ctx, cancellationToken);
 }
		public async Task TestServer2 (TestContext ctx, CancellationToken cancellationToken,
			InstrumentationConnectionProvider provider,
			SignatureInstrumentParameters parameters,
			SignatureInstrumentTestRunner runner)
		{
			await runner.Run (ctx, cancellationToken);
		}