public CounterFilter(FilterCounter counter)
{
_counter = counter;
_counter.OnConnectedAsyncCount = 0;
_counter.InvokeMethodAsyncCount = 0;
_counter.OnDisconnectedAsyncCount = 0;
}
public async Task FiltersHaveTransientScopeByDefault()
{
using (StartVerifiableLog())
{
var counter = new FilterCounter();
var serviceProvider = HubConnectionHandlerTestUtils.CreateServiceProvider(services =>
{
services.AddSignalR(options =>
{
options.AddFilter <CounterFilter>();
});
services.AddSingleton(counter);
}, LoggerFactory);
var connectionHandler = serviceProvider.GetService <HubConnectionHandler <MethodHub> >();
using (var client = new TestClient())
{
var connectionHandlerTask = await client.ConnectAsync(connectionHandler);
await client.Connected.OrTimeout();
// Filter is transient, so these counts are reset every time the filter is created
Assert.Equal(1, counter.OnConnectedAsyncCount);
Assert.Equal(0, counter.InvokeMethodAsyncCount);
Assert.Equal(0, counter.OnDisconnectedAsyncCount);
var message = await client.InvokeAsync(nameof(MethodHub.Echo), "Hello world!").OrTimeout();
// Filter is transient, so these counts are reset every time the filter is created
Assert.Equal(0, counter.OnConnectedAsyncCount);
Assert.Equal(1, counter.InvokeMethodAsyncCount);
Assert.Equal(0, counter.OnDisconnectedAsyncCount);
Assert.Null(message.Error);
client.Dispose();
await connectionHandlerTask.OrTimeout();
// Filter is transient, so these counts are reset every time the filter is created
Assert.Equal(0, counter.OnConnectedAsyncCount);
Assert.Equal(0, counter.InvokeMethodAsyncCount);
Assert.Equal(1, counter.OnDisconnectedAsyncCount);
}
}
}
