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exo/tests/test_1node.py
Andrei Cravtov a84d01c027 it builds
2026-05-19 19:07:47 +01:00

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2.3 KiB
Python

# type: ignore
"""Single-node integration tests.
Run with:
uv run pytest tests/test_1node.py -v
"""
from __future__ import annotations
import time
import pytest
from exo_tools.harness import is_model_downloaded, place_instance
from .framework import DEFAULT_MODEL, InstanceSpec
@pytest.mark.cluster(count=1)
@pytest.mark.instance(DEFAULT_MODEL)
def test_place_instance_and_chat(session):
resp = session.chat("Say hello in one sentence.")
assert len(resp) > 0
@pytest.mark.cluster(count=1)
@pytest.mark.instance(DEFAULT_MODEL)
def test_chat_multiple_turns(session):
first_reply = session.chat("What is 2 + 2?")
assert len(first_reply) > 0
second_reply = session.multi_turn(
[
{"role": "user", "content": "What is 2 + 2?"},
{"role": "assistant", "content": first_reply},
{"role": "user", "content": "Now multiply that by 3."},
]
)
assert len(second_reply) > 0
@pytest.mark.cluster(count=1)
@pytest.mark.instance(DEFAULT_MODEL)
def test_delete_instance(session):
from exo_tools.harness import wait_for_instance_gone
session.client.request_json("DELETE", f"/instance/{session.instance_id}")
wait_for_instance_gone(session.client, session.instance_id, timeout=30.0)
assert len(session.instances) == 0, (
f"Expected no instances, found {len(session.instances)}"
)
@pytest.mark.cluster(count=1)
def test_download_from_scratch(session):
"""Ensure the model is not on the cluster, then place an instance to
trigger a fresh download and verify inference.
"""
node_id = next(iter(session.state.get("nodeIdentities", {})))
# Delete any existing download — the API call is idempotent
session.client.request_json("DELETE", f"/download/{node_id}/{DEFAULT_MODEL}")
# Poll until the model is gone (it may already be gone)
deadline = time.time() + 60.0
while time.time() < deadline:
if not is_model_downloaded(session.client, DEFAULT_MODEL):
break
time.sleep(2.0)
else:
raise AssertionError(f"Expected {DEFAULT_MODEL} to be deleted from cluster")
place_instance(session.client, DEFAULT_MODEL, timeout=900.0)
session.instance_spec = InstanceSpec(model_id=DEFAULT_MODEL)
resp = session.chat("Say hello in one sentence.")
assert len(resp) > 0