public void CanHandle_DataStartMessage_True()
{
// arrange
var errorHandler = new Mock <IErrorHandler>();
var interceptor = new DefaultSocketSessionInterceptor();
IRequestExecutor executor = SchemaBuilder.New()
.AddStarWarsTypes()
.Create()
.MakeExecutable();
DocumentNode query = Utf8GraphQLParser.Parse("{ hero { name } }");
var handler = new DataStartMessageHandler(
executor,
interceptor,
errorHandler.Object,
new NoopExecutionDiagnosticEvents());
var message = new DataStartMessage(
"123",
new GraphQLRequest(query));
// act
var result = handler.CanHandle(message);
// assert
Assert.True(result);
}
public async Task Handle_Query_With_Inter_DataReceived_And_Completed()
{
// arrange
var errorHandler = new Mock <IErrorHandler>();
IServiceProvider services = new ServiceCollection()
.AddGraphQL()
.AddStarWarsTypes()
.AddStarWarsRepositories()
.AddInMemorySubscriptions()
.Services
.BuildServiceProvider();
IRequestExecutor executor = await services
.GetRequiredService <IRequestExecutorResolver>()
.GetRequestExecutorAsync();
var interceptor = new SocketSessionInterceptorMock();
var connection = new SocketConnectionMock {
RequestServices = services
};
DocumentNode query = Utf8GraphQLParser.Parse("{ hero { name } }");
var handler = new DataStartMessageHandler(
executor,
interceptor,
errorHandler.Object,
new NoopExecutionDiagnosticEvents());
var message = new DataStartMessage("123", new GraphQLRequest(query));
var result = (IReadOnlyQueryResult)await executor.ExecuteAsync(
QueryRequestBuilder.New()
.SetQuery(query)
.SetServices(services)
.Create());
// act
await handler.HandleAsync(
connection,
message,
CancellationToken.None);
// assert
Assert.Collection(connection.SentMessages,
t =>
{
Assert.True(t.SequenceEqual(
new DataResultMessage(message.Id, result).Serialize()));
},
t =>
{
Assert.True(t.SequenceEqual(
new DataCompleteMessage(message.Id).Serialize()));
});
}
public void CanHandle_KeepAliveMessage_False()
{
// arrange
var interceptor = new DefaultSocketSessionInterceptor();
var errorHandler = new Mock <IErrorHandler>();
IRequestExecutor executor = SchemaBuilder.New()
.AddStarWarsTypes()
.Create()
.MakeExecutable();
var handler = new DataStartMessageHandler(
executor,
interceptor,
errorHandler.Object,
new NoopExecutionDiagnosticEvents());
KeepConnectionAliveMessage message = KeepConnectionAliveMessage.Default;
// act
var result = handler.CanHandle(message);
// assert
Assert.False(result);
}
public async Task Handle_Subscription_DataReceived_And_Completed()
{
// arrange
var errorHandler = new Mock <IErrorHandler>();
IServiceProvider services = new ServiceCollection()
.AddGraphQL()
.AddStarWarsTypes()
.AddStarWarsRepositories()
.AddInMemorySubscriptions()
.Services
.BuildServiceProvider();
IRequestExecutor executor = await services
.GetRequiredService <IRequestExecutorResolver>()
.GetRequestExecutorAsync();
var interceptor = new SocketSessionInterceptorMock();
var connection = new SocketConnectionMock {
RequestServices = services
};
DocumentNode query = Utf8GraphQLParser.Parse(
"subscription { onReview(episode: NEW_HOPE) { stars } }");
var handler = new DataStartMessageHandler(
executor,
interceptor,
errorHandler.Object,
new NoopExecutionDiagnosticEvents());
var message = new DataStartMessage("123", new GraphQLRequest(query));
// act
await handler.HandleAsync(
connection,
message,
CancellationToken.None);
// assert
Assert.Empty(connection.SentMessages);
Assert.NotEmpty(connection.Subscriptions);
var stream =
(IResponseStream)await executor.ExecuteAsync(
"subscription { onReview(episode: NEW_HOPE) { stars } }");
await executor.ExecuteAsync(@"
mutation {
createReview(episode:NEW_HOPE review:
{
commentary: ""foo""
stars: 5
}) {
stars
}
}");
using var cts = new CancellationTokenSource(15000);
ConfiguredCancelableAsyncEnumerable <IQueryResult> .Enumerator enumerator =
stream.ReadResultsAsync().WithCancellation(cts.Token).GetAsyncEnumerator();
Assert.True(await enumerator.MoveNextAsync());
await Task.Delay(2000, cts.Token);
Assert.Collection(connection.SentMessages,
t =>
{
Assert.True(t.SequenceEqual(
new DataResultMessage(message.Id, enumerator.Current).Serialize()));
});
}