public void Collecting_multiple_json_should_emit_all_elements_after_input_completes()
{
var input = this.CreatePublisherProbe <ByteString>();
var output = this.CreateSubscriberProbe <string>();
var result =
Source.FromPublisher(input)
.Via(JsonFraming.ObjectScanner(int.MaxValue))
.Select(b => b.ToString())
.RunWith(Sink.FromSubscriber(output), Materializer);
output.Request(1);
input.ExpectRequest();
input.SendNext(ByteString.FromString("[{\"a\":0}, {\"b\":1}, {\"c\":2}, {\"d\":3}, {\"e\":4}]"));
input.SendComplete();
Thread.Sleep(100); // another of those races, we don't know the order of next and complete
output.ExpectNext("{\"a\":0}");
output.Request(1);
output.ExpectNext("{\"b\":1}");
output.Request(1);
output.ExpectNext("{\"c\":2}");
output.Request(1);
output.ExpectNext("{\"d\":3}");
output.Request(1);
output.ExpectNext("{\"e\":4}");
output.Request(1);
output.ExpectComplete();
}
public void Collecting_multiple_json_should_fail_on_too_large_initial_object()
{
var input = @"{ ""name"": ""john"" },{ ""name"": ""jack"" }";
var result = Source.Single(ByteString.FromString(input))
.Via(JsonFraming.ObjectScanner(5))
.Select(b => b.ToString())
.RunAggregate(new List <string>(), (list, s) =>
{
list.Add(s);
return(list);
}, Materializer);
result.Invoking(t => t.Wait(TimeSpan.FromSeconds(3))).Should().Throw <Framing.FramingException>();
}
public void Collecting_multiple_json_should_emit_single_json_element_from_string()
{
var input = @"
{ ""name"" : ""john"" }
{ ""name"" : ""jack"" }
";
var result = Source.Single(ByteString.FromString(input))
.Via(JsonFraming.ObjectScanner(int.MaxValue))
.Take(1)
.RunAggregate(new List <string>(), (list, s) =>
{
list.Add(s.ToString());
return(list);
}, Materializer);
result.AwaitResult().Should().HaveCount(1).And.Subject.Should().Contain(@"{ ""name"" : ""john"" }");
}
public void Collecting_multiple_json_should_fail_when_2nd_object_is_too_large()
{
var input = @"
{ ""name"": ""john"" },
{ ""name"": ""jack"" },
{ ""name"": ""very very long name somehow. how did this happen?"" }"
.Split(',').Select(ByteString.FromString);
var probe = Source.From(input)
.Via(JsonFraming.ObjectScanner(48))
.RunWith(this.SinkProbe <ByteString>(), Materializer);
probe.EnsureSubscription();
probe.Request(1).ExpectNext(ByteString.FromString(@"{ ""name"": ""john"" }"));
probe.Request(1).ExpectNext(ByteString.FromString(@"{ ""name"": ""jack"" }"));
probe.Request(1).ExpectError().Message.Should().Contain("exceeded");
}
public void Collecting_multiple_json_should_parse_comma_delimited()
{
var input = @"{ ""name"" : ""john"" }, { ""name"" : ""jack"" }, { ""name"" : ""katie"" }
";
var result = Source.Single(ByteString.FromString(input))
.Via(JsonFraming.ObjectScanner(int.MaxValue))
.RunAggregate(new List <string>(), (list, s) =>
{
list.Add(s.ToString());
return(list);
}, Materializer);
result.AwaitResult().Should().BeEquivalentTo(new[]
{
@"{ ""name"" : ""john"" }",
@"{ ""name"" : ""jack"" }",
@"{ ""name"" : ""katie"" }"
});
}
public void Collecting_multiple_json_should_parse_chunks_successfully()
{
var input = new[]
{
ByteString.FromString(@"[{ ""name"" : ""john"" "), ByteString.FromString("},"),
ByteString.FromString("{ \"na"), ByteString.FromString("me\" : \"jack\" "),
ByteString.FromString("}]")
};
var result = Source.From(input)
.Via(JsonFraming.ObjectScanner(int.MaxValue))
.RunAggregate(new List <string>(), (list, s) =>
{
list.Add(s.DecodeString());
return(list);
}, Materializer);
result.AwaitResult().ShouldAllBeEquivalentTo(new[]
{
@"{ ""name"" : ""john"" }",
@"{ ""name"" : ""jack"" }"
});
}
public void Collecting_multiple_json_should_parse_json_array()
{
var input = @"
[
{ ""name"" : ""john"" },
{ ""name"" : ""Ég get etið gler án þess að meiða mig"" },
{ ""name"" : ""jack"" },
]";
var result = Source.Single(ByteString.FromString(input))
.Via(JsonFraming.ObjectScanner(int.MaxValue))
.RunAggregate(new List <string>(), (list, s) =>
{
list.Add(s.ToString());
return(list);
}, Materializer);
result.AwaitResult().ShouldAllBeEquivalentTo(new []
{
@"{ ""name"" : ""john"" }",
@"{ ""name"" : ""Ég get etið gler án þess að meiða mig"" }",
@"{ ""name"" : ""jack"" }"
});
}