Emil SimeonovandDevin <158243242+devin-ai-integration[bot]@users.noreply.github.com>
d4ea2eef61
The regex only matched "N passed in X.XXs" but pytest can output "N passed, M warnings in X.XXs". Updated regex to handle both. Generated with [Devin](https://devin.ai) Co-Authored-By: Devin <158243242+devin-ai-integration[bot]@users.noreply.github.com>
91 lines
2.4 KiB
Python
91 lines
2.4 KiB
Python
#!/usr/bin/env python3
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"""Run unit tests and enforce a maximum execution-time budget.
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Usage:
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python3 scripts/check_test_speed.py [--max-seconds N]
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"""
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from __future__ import annotations
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import re
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import subprocess # nosec B404
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import click
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from gitea_runner_manager.i18n import _
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DEFAULT_MAX_SECONDS = 2.0
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TEST_COMMAND = ["make", "test-unit"]
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_TIMING_RE = re.compile(r"(\d+) passed.* in ([0-9.]+)s")
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def run_tests() -> tuple[str, str]:
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"""Execute the unit-test suite and return (stdout, stderr)."""
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result = subprocess.run( # nosec B603
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TEST_COMMAND,
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capture_output=True,
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text=True,
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check=False,
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)
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return result.stdout, result.stderr
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def parse_duration(output: str) -> float:
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"""Extract elapsed seconds from pytest summary line.
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Raises:
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click.ClickException: when the timing line cannot be found.
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"""
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for line in output.splitlines():
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match = _TIMING_RE.search(line)
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if match:
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return float(match.group(2))
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raise click.ClickException(_("Could not parse test execution time from output."))
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def check_speed(duration: float, max_seconds: float) -> None:
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"""Validate duration is within budget; raise on violation."""
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if duration > max_seconds:
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raise click.ClickException(
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_(
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"Unit tests too slow: {duration:.2f}s (max allowed: {max}s).\n"
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" Fix: run 'make pytest-cov' to profile, then optimise slow tests.\n"
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" Hint: avoid unnecessary imports, use lighter mocks, or cache fixtures.",
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duration=duration,
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max=max_seconds,
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)
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)
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def main(max_seconds: float) -> None:
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"""Run tests, parse timing, and enforce the budget."""
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stdout, stderr = run_tests()
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combined = stdout + "\n" + stderr
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click.echo(combined, err=False)
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duration = parse_duration(combined)
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check_speed(duration, max_seconds)
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click.echo(
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_(
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"Unit tests passed in {duration:.2f}s (under {max}s limit).",
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duration=duration,
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max=max_seconds,
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)
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)
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@click.command()
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@click.option(
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"--max-seconds",
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type=float,
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default=DEFAULT_MAX_SECONDS,
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show_default=True,
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help="Maximum allowed execution time in seconds.",
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)
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def cli(max_seconds: float) -> None:
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main(max_seconds)
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if __name__ == "__main__": # pragma: no cover
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cli() # pragma: no cover
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