HERMES-GIELIE/tests/test_issue6068_used_model_footer.py
b3nw 30aef85b18 feat: stamp per-turn used model in footer stats (#6068)
Record resolved_model on assistant messages as _usedModel, expose used_model
in the usage SSE payload, and render model chips in transparent and settled
turn footers while suppressing duplicates when gateway routing already shows
used_model.
2026-07-21 16:02:49 +00:00

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2.2 KiB
Python

"""Regression coverage for #6068 per-turn used-model footer instrumentation."""
from pathlib import Path
from api.models import Session
REPO = Path(__file__).resolve().parents[1]
STREAMING_PY = (REPO / "api" / "streaming.py").read_text(encoding="utf-8")
MODELS_PY = (REPO / "api" / "models.py").read_text(encoding="utf-8")
UI_JS = (REPO / "static" / "ui.js").read_text(encoding="utf-8")
STYLE_CSS = (REPO / "static" / "style.css").read_text(encoding="utf-8")
def test_streaming_stamps_used_model_on_assistant_message_and_usage_payload():
assert "_dm['_usedModel'] = _used_model" in STREAMING_PY
assert "_used_model = resolved_model or model" in STREAMING_PY
assert "usage['used_model'] = _used_model" in STREAMING_PY
def test_models_allowlist_round_trips_used_model_across_save_reload():
assert '"_usedModel"' in MODELS_PY
assert "_usedModel" in MODELS_PY.split("_SESSION_MESSAGE_DISPLAY_METADATA_KEYS")[1].split(")")[0]
session = Session(session_id="6068usedmodel", title="Used model")
session.messages = [
{
"role": "assistant",
"content": "done",
"_firstTokenMs": 250,
"_usedModel": "gpt-5-mini",
},
]
session.save()
reloaded = Session.load("6068usedmodel")
assert reloaded.messages[-1]["_usedModel"] == "gpt-5-mini"
assert reloaded.messages[-1]["_firstTokenMs"] == 250
def test_settled_footer_renders_used_model_chip_and_suppresses_gateway_duplicate():
assert "function _usedModelTurnChipLabel" in UI_JS
assert "msg-used-model-inline" in UI_JS
assert "_usedModelTurnChipLabel(msg)" in UI_JS
assert "routing.used_model" in UI_JS
assert "msg._usedModel" in UI_JS
assert "_compactComposerModelChipLabel(usedModel,getModelLabel(usedModel))" in UI_JS
assert ".msg-used-model-inline" in STYLE_CSS
def test_transparent_turn_footer_includes_model_between_duration_and_ttft():
assert "function _transparentTurnFooterHtml(durationText, modelText, ttftText, tokensText, statusText)" in UI_JS
assert 'class="lf-model"' in UI_JS
assert "modelText=_usedModelTurnChipLabel(msg)" in UI_JS
assert ".transparent-turn-footer .lf-model" in STYLE_CSS