conftest.py

# -*- coding: utf-8 -*-

"""
Copyright 2026 The Dapr Authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
    http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""

import subprocess
from typing import Callable, Iterator

import pytest

from tests.ollama_utils import DEFAULT_MODEL, model_available, ollama_ready
from tests.process_utils import get_kwargs_for_process_group, terminate_process_group
from tests.wait_utils import wait_until

REDIS_CONTAINER = 'dapr_redis'


@pytest.fixture(scope='session')
def flush_redis() -> None:
    """Flush the ``dapr_redis`` container once per session."""
    subprocess.run(
        args=('docker', 'exec', REDIS_CONTAINER, 'redis-cli', 'FLUSHDB'),
        check=True,
        capture_output=True,
        timeout=10,
    )


@pytest.fixture(scope='session')
def redis_set_config() -> Callable[[str, str, int], None]:
    """Dapr encodes values in the config store as ``value||version``"""

    def _set(key: str, value: str, version: int = 1) -> None:
        subprocess.run(
            args=(
                'docker',
                'exec',
                REDIS_CONTAINER,
                'redis-cli',
                'SET',
                key,
                f'{value}||{version}',
            ),
            check=True,
            capture_output=True,
            timeout=10,
        )

    return _set


@pytest.fixture(scope='session')
def ollama() -> Iterator[None]:
    """Ensure an Ollama server with the default model is running for the session."""
    started: subprocess.Popen[str] | None = None
    try:
        if not ollama_ready():
            try:
                started = subprocess.Popen(
                    ['ollama', 'serve'],
                    stdout=subprocess.DEVNULL,
                    stderr=subprocess.DEVNULL,
                    text=True,
                    **get_kwargs_for_process_group(),
                )
            except FileNotFoundError as exc:
                pytest.fail(f'ollama CLI is not installed: {exc}')
            wait_until(ollama_ready, timeout=30.0, interval=0.5)

        if not model_available(DEFAULT_MODEL):
            subprocess.run(['ollama', 'pull', DEFAULT_MODEL], check=True, capture_output=True)

        yield
    finally:
        if started and started.poll() is None:
            terminate_process_group(started)
            try:
                started.wait(timeout=10)
            except subprocess.TimeoutExpired:
                terminate_process_group(started, force=True)
                started.wait()