open-standards/eoc/eoc-rs/crates/eoc-streaming/tests/anthropic_event_mapping.rs
Transaction Science 7ef14c2ea9 ingest wave B: 3 crates · op-payouts + smart-byte-nostr + eoc-streaming
OpenPay (1 crate, 2174 LOC, 14 tests)
  op-payouts          Multi-rail payout engine. Visa Direct, Mastercard Send,
                      ACH credits (NACHA), Fedwire + SWIFT MT103 + ISO 20022
                      pacs.008, SEPA SCT + SCT Inst (mod-97 IBAN), UK FPS,
                      FedNow, RTP, PayPal, Wise. Crypto: USDC/USDT on
                      ETH/Polygon/Base/Solana + BTC + Lightning with real
                      ERC-20 transfer(address,uint256) calldata. Offline-pure
                      drivers (emit wire payloads — operators transmit).

Smart Byte (1 crate, 2605 LOC, 38 tests)
  smart-byte-nostr    Nostr adapter. NIP-01 canonical event id + BIP-340
                      Schnorr sign/verify; from-scratch bech32 + NIP-19 TLV
                      (npub/nsec/note/nprofile/nevent/nrelay); NIP-04 legacy
                      AES-256-CBC DMs; NIP-44 v2 HKDF-SHA256→ChaCha20+HMAC
                      with bucketed padding; NIP-17 gift-wrap (kind 1059) +
                      seal (kind 13) + rumor (kind 14); NIP-05/11/13/26/65.
                      Relay client message vocabulary (REQ/EVENT/CLOSE/AUTH/
                      EOSE/OK/NOTICE/CLOSED) + in-memory router.

EOC (1 crate, 2024 LOC, 30 tests)
  eoc-streaming       Token-by-token + tool-call streaming primitives.
                      SSE framing (data: lines); Anthropic event mapper
                      (message_start/content_block_*/message_delta/stop/ping);
                      OpenAI delta mapper; Vercel AI SDK mapper. Bounded-channel
                      backpressure with watermarks; CancelToken propagation;
                      Last-Event-ID resumable streams; per-stream joule meter.

Co-Authored-By: Claude Opus 4.7 <[email protected]>
2026-05-24 13:39:09 -04:00

114 lines
3 KiB
Rust

//! Anthropic SSE → normalized event mapping.
use eoc_streaming::anthropic::AnthropicMapper;
use eoc_streaming::sse::SseEvent;
use eoc_streaming::stream::{Event, FinishReason, Role};
fn sse(event: &str, data: &str) -> SseEvent {
SseEvent {
event: event.into(),
data: data.into(),
id: None,
retry_ms: None,
}
}
#[test]
fn full_text_message_lifecycle() {
let m = AnthropicMapper;
let frames = vec![
sse(
"message_start",
r#"{"message":{"id":"msg_01","role":"assistant"}}"#,
),
sse(
"content_block_start",
r#"{"index":0,"content_block":{"type":"text"}}"#,
),
sse(
"content_block_delta",
r#"{"index":0,"delta":{"type":"text_delta","text":"Hel"}}"#,
),
sse(
"content_block_delta",
r#"{"index":0,"delta":{"type":"text_delta","text":"lo"}}"#,
),
sse("content_block_stop", r#"{"index":0}"#),
sse(
"message_delta",
r#"{"delta":{"stop_reason":"end_turn"}}"#,
),
sse("message_stop", r#"{}"#),
];
let mut events: Vec<Event> = Vec::new();
for f in frames.iter() {
events.extend(m.map(f).expect("map"));
}
assert!(matches!(
events[0],
Event::MessageStart {
role: Role::Assistant,
..
}
));
let text: String = events
.iter()
.filter_map(|e| match e {
Event::TextDelta { delta, .. } => Some(delta.as_str()),
_ => None,
})
.collect();
assert_eq!(text, "Hello");
assert!(events.iter().any(|e| matches!(e, Event::ContentBlockStop { .. })));
assert!(events.iter().any(|e| matches!(
e,
Event::MessageDelta {
stop_reason: Some(FinishReason::EndTurn)
}
)));
assert!(events.iter().any(|e| matches!(e, Event::MessageStop { .. })));
}
#[test]
fn tool_use_block_emits_start_and_arg_deltas() {
let m = AnthropicMapper;
let start = sse(
"content_block_start",
r#"{"index":1,"content_block":{"type":"tool_use","id":"tool_01","name":"calc"}}"#,
);
let delta = sse(
"content_block_delta",
r#"{"index":1,"delta":{"type":"input_json_delta","partial_json":"{\"x\":"}}"#,
);
let out: Vec<Event> = m
.map(&start)
.unwrap()
.into_iter()
.chain(m.map(&delta).unwrap())
.collect();
assert!(matches!(
out[0],
Event::ToolCallStart { ref name, .. } if name == "calc"
));
assert!(matches!(out[1], Event::ToolCallDelta { .. }));
}
#[test]
fn ping_passes_through() {
let m = AnthropicMapper;
let ev = sse("ping", "{}");
assert_eq!(m.map(&ev).unwrap(), vec![Event::Ping]);
}
#[test]
fn unknown_event_errors() {
let m = AnthropicMapper;
let ev = sse("brand_new_event", "{}");
let err = m.map(&ev).unwrap_err();
assert!(matches!(
err,
eoc_streaming::error::StreamError::UnknownEvent(_)
));
}