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Run pytest --pdb. On failure or breakpoint, it will fall back to PDB. Commands written here will be saved to a local file and loaded at the start of the next test run.
116 lines
3.7 KiB
Python
116 lines
3.7 KiB
Python
#!/usr/bin/env python3
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import logging
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import os
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import pytest # pylint:disable=import-error; for style check
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from helpers.cluster import run_and_check
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from helpers.network import _NetworkManager
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# This is a workaround for a problem with logging in pytest [1].
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#
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# [1]: https://github.com/pytest-dev/pytest/issues/5502
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logging.raiseExceptions = False
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@pytest.fixture(scope="session", autouse=True)
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def pdb_history(request):
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"""
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Fixture loads and saves pdb history to file, so it can be preserved between runs
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"""
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if request.config.getoption("--pdb"):
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import readline # pylint:disable=import-outside-toplevel
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import pdb # pylint:disable=import-outside-toplevel
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def save_history():
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readline.write_history_file(".pdb_history")
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def load_history():
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try:
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readline.read_history_file(".pdb_history")
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except FileNotFoundError:
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pass
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load_history()
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pdb.Pdb.use_rawinput = True
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yield
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save_history()
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else:
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yield
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@pytest.fixture(autouse=True, scope="session")
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def tune_local_port_range():
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# Lots of services uses non privileged ports:
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# - hdfs -- 50020/50070/...
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# - minio
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#
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# NOTE: 5K is not enough, and sometimes leads to EADDRNOTAVAIL error.
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# NOTE: it is not inherited, so you may need to specify this in docker_compose_$SERVICE.yml
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try:
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run_and_check(["sysctl net.ipv4.ip_local_port_range='55000 65535'"], shell=True)
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except Exception as ex:
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logging.warning(
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"Failed to run sysctl, tests may fail with EADDRINUSE %s", str(ex)
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)
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@pytest.fixture(autouse=True, scope="session")
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def cleanup_environment():
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try:
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if int(os.environ.get("PYTEST_CLEANUP_CONTAINERS", 0)) == 1:
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logging.debug("Cleaning all iptables rules")
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_NetworkManager.clean_all_user_iptables_rules()
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result = run_and_check(["docker ps | wc -l"], shell=True)
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if int(result) > 1:
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if int(os.environ.get("PYTEST_CLEANUP_CONTAINERS", 0)) != 1:
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logging.warning(
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"Docker containters(%s) are running before tests run. "
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"They can be left from previous pytest run and cause test failures.\n"
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"You can set env PYTEST_CLEANUP_CONTAINERS=1 or use runner with "
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"--cleanup-containers argument to enable automatic containers cleanup.",
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int(result),
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)
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else:
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logging.debug("Trying to kill unstopped containers...")
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run_and_check(
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["docker kill $(docker container list --all --quiet)"],
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shell=True,
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nothrow=True,
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)
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run_and_check(
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["docker rm $docker container list --all --quiet)"],
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shell=True,
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nothrow=True,
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)
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logging.debug("Unstopped containers killed")
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r = run_and_check(["docker-compose", "ps", "--services", "--all"])
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logging.debug("Docker ps before start:%s", r.stdout)
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else:
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logging.debug("No running containers")
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logging.debug("Pruning Docker networks")
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run_and_check(
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["docker network prune --force"],
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shell=True,
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nothrow=True,
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)
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except Exception as e:
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logging.exception("cleanup_environment:%s", e)
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yield
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def pytest_addoption(parser):
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parser.addoption(
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"--run-id",
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default="",
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help="run-id is used as postfix in _instances_{} directory",
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)
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def pytest_configure(config):
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os.environ["INTEGRATION_TESTS_RUN_ID"] = config.option.run_id
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