mirror of
https://github.com/ocaml-tracing/ocaml-opentelemetry.git
synced 2026-03-07 18:37:56 -05:00
87 lines
3.1 KiB
OCaml
87 lines
3.1 KiB
OCaml
(* test the size of serialized data *)
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open Opentelemetry
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let res1 : Proto.Metrics.resource_metrics =
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Proto.Metrics.make_resource_metrics
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~scope_metrics:
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[
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Proto.Metrics.make_scope_metrics
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~metrics:
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[
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Metrics.sum ~name:"sum.foo"
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[
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Metrics.int ~start_time_unix_nano:42L ~now:45L 10;
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Metrics.int ~start_time_unix_nano:52L ~now:55L 20;
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];
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Metrics.gauge ~name:"gauge.bar"
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[
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Metrics.float ~start_time_unix_nano:42L ~now:45L 10.;
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Metrics.float ~start_time_unix_nano:52L ~now:55L 20.;
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];
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]
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();
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]
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()
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let str =
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let enc = Pbrt.Encoder.create () in
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Proto.Metrics.encode_pb_resource_metrics res1 enc;
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Pbrt.Encoder.to_string enc
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let () = Printf.printf "metrics size: %dB\n" (String.length str)
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let () =
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let dec = Pbrt.Decoder.of_string str in
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let res2 = Proto.Metrics.decode_pb_resource_metrics dec in
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Format.printf "res1: %a@." Proto.Metrics.pp_resource_metrics res1;
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Format.printf "res1: %a@." Proto.Metrics.pp_resource_metrics res2;
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()
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(* traces *)
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let trace1 : Proto.Trace.resource_spans =
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let span_id = Span_id.dummy |> Span_id.to_bytes in
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let trace_id = Trace_id.dummy |> Trace_id.to_bytes in
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Proto.Trace.make_resource_spans
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~scope_spans:
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[
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Proto.Trace.make_scope_spans
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~spans:
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[
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Proto.Trace.make_span ~trace_id ~span_id ~name:"sp1"
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~start_time_unix_nano:10L ~end_time_unix_nano:15L ~events:[]
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~links:[] ~attributes:[] ();
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Proto.Trace.make_span ~trace_id ~span_id ~name:"sp2"
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~start_time_unix_nano:20L ~end_time_unix_nano:25L ~events:[]
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~links:[] ~attributes:[] ~parent_span_id:span_id ();
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Proto.Trace.make_span ~trace_id ~span_id ~name:"sp3"
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~start_time_unix_nano:30L ~end_time_unix_nano:35L ~events:[]
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~links:[] ~attributes:[] ~parent_span_id:span_id ();
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Proto.Trace.make_span ~trace_id ~span_id ~name:"sp4"
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~start_time_unix_nano:40L ~end_time_unix_nano:45L ~events:[]
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~links:[] ~attributes:[] ~parent_span_id:span_id ();
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Proto.Trace.make_span ~trace_id ~span_id ~name:"sp5"
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~start_time_unix_nano:50L ~end_time_unix_nano:55L ~events:[]
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~links:[] ~attributes:[] ~parent_span_id:span_id ();
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Proto.Trace.make_span ~trace_id ~span_id ~name:"sp6"
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~start_time_unix_nano:60L ~end_time_unix_nano:65L ~events:[]
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~links:[] ~attributes:[] ~parent_span_id:span_id ();
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]
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();
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]
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()
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let str =
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let enc = Pbrt.Encoder.create () in
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Proto.Trace.encode_pb_resource_spans trace1 enc;
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Pbrt.Encoder.to_string enc
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let () = Printf.printf "trace size: %dB\n" (String.length str)
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let () =
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let dec = Pbrt.Decoder.of_string str in
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let trace2 = Proto.Trace.decode_pb_resource_spans dec in
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Format.printf "trace1: %a@." Proto.Trace.pp_resource_spans trace1;
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Format.printf "trace2: %a@." Proto.Trace.pp_resource_spans trace2;
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()
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