Files
neon/test_runner/regress/test_postgres_version.py
Alexander Bayandin 30a7dd630c ruff: enable TC — flake8-type-checking (#11368)
## Problem

`TYPE_CHECKING` is used inconsistently across Python tests.

## Summary of changes
- Update `ruff`: 0.7.0 -> 0.11.2
- Enable TC (flake8-type-checking):
https://docs.astral.sh/ruff/rules/#flake8-type-checking-tc
- (auto)fix all new issues
2025-03-30 18:58:33 +00:00

42 lines
1.7 KiB
Python

from __future__ import annotations
import json
import re
from pathlib import Path
from typing import TYPE_CHECKING
if TYPE_CHECKING:
from fixtures.neon_fixtures import PgBin
from fixtures.pg_version import PgVersion
def test_postgres_version(base_dir: Path, pg_bin: PgBin, pg_version: PgVersion):
"""Test that Postgres version matches the one we expect"""
with (base_dir / "vendor" / "revisions.json").open() as f:
expected_revisions = json.load(f)
output_prefix = pg_bin.run_capture(["postgres", "--version"], with_command_header=False)
stdout = Path(f"{output_prefix}.stdout")
assert stdout.exists(), "postgres --version didn't print anything to stdout"
with stdout.open() as f:
output = f.read().strip()
# `postgres --version` prints something like "postgres (PostgreSQL) 15.6 (85d809c124a898847a97d66a211f7d5ef4f8e0cb)".
# beta- and release candidate releases would use '17beta1' and '18rc2' instead of .-separated numbers.
pattern = (
r"postgres \(PostgreSQL\) (?P<version>\d+(?:beta|rc|\.)\d+) \((?P<commit>[0-9a-f]{40})\)"
)
match = re.search(pattern, output, re.IGNORECASE)
assert match is not None, f"Can't parse {output} with {pattern}"
version = match.group("version")
commit = match.group("commit")
assert pg_version.v_prefixed in expected_revisions, (
f"Released PostgreSQL version `{pg_version.v_prefixed}` doesn't exist in `vendor/revisions.json`, please update it if these changes are intentional"
)
msg = f"Unexpected Postgres {pg_version} version: `{output}`, please update `vendor/revisions.json` if these changes are intentional"
assert [version, commit] == expected_revisions[pg_version.v_prefixed], msg