public async Task RemoveBroker()
{
var sessionProvider = new RSessionProvider(_services);
var session1 = sessionProvider.GetOrCreate(nameof(RemoveBroker) + 1);
var session2 = sessionProvider.GetOrCreate(nameof(RemoveBroker) + 2);
session2.RestartOnBrokerSwitch = true;
await sessionProvider.TrySwitchBrokerAsync(nameof(RSessionProviderTest) + nameof(RemoveBroker)).Should().BeCompletedAsync();
session1.HostStarted.Should().NotBeCompleted();
session2.HostStarted.Should().BeCompleted();
await session1.EnsureHostStartedAsync(new RHostStartupInfo(), null, 5000).Should().BeCompletedAsync();
await sessionProvider.RemoveBrokerAsync();
session1.IsHostRunning.Should().BeFalse();
session2.IsHostRunning.Should().BeFalse();
}