Files
neon/test_runner/batch_pg_regress/test_isolation.py
2022-08-22 14:57:09 +01:00

51 lines
1.9 KiB
Python

import os
from pathlib import Path
import pytest
from fixtures.neon_fixtures import NeonEnv, base_dir, pg_distrib_dir
# The isolation tests run for a long time, especially in debug mode,
# so use a larger-than-default timeout.
@pytest.mark.timeout(1800)
def test_isolation(neon_simple_env: NeonEnv, test_output_dir: Path, pg_bin, capsys):
env = neon_simple_env
env.neon_cli.create_branch("test_isolation", "empty")
# Connect to postgres and create a database called "regression".
# isolation tests use prepared transactions, so enable them
pg = env.postgres.create_start("test_isolation", config_lines=["max_prepared_transactions=100"])
pg.safe_psql("CREATE DATABASE isolation_regression")
# Create some local directories for pg_isolation_regress to run in.
runpath = test_output_dir / "regress"
(runpath / "testtablespace").mkdir(parents=True)
# Compute all the file locations that pg_isolation_regress will need.
build_path = os.path.join(pg_distrib_dir, "build/src/test/isolation")
src_path = os.path.join(base_dir, "vendor/postgres/src/test/isolation")
bindir = os.path.join(pg_distrib_dir, "bin")
schedule = os.path.join(src_path, "isolation_schedule")
pg_isolation_regress = os.path.join(build_path, "pg_isolation_regress")
pg_isolation_regress_command = [
pg_isolation_regress,
"--use-existing",
"--bindir={}".format(bindir),
"--dlpath={}".format(build_path),
"--inputdir={}".format(src_path),
"--schedule={}".format(schedule),
]
env_vars = {
"PGPORT": str(pg.default_options["port"]),
"PGUSER": pg.default_options["user"],
"PGHOST": pg.default_options["host"],
}
# Run the command.
# We don't capture the output. It's not too chatty, and it always
# logs the exact same data to `regression.out` anyway.
with capsys.disabled():
pg_bin.run(pg_isolation_regress_command, env=env_vars, cwd=runpath)