Files
neon/test_runner/batch_others/test_createdb.py
2021-05-21 12:20:38 +03:00

38 lines
1.1 KiB
Python

import pytest
import getpass
import psycopg2
pytest_plugins = ("fixtures.zenith_fixtures")
#
# Test CREATE DATABASE when there have been relmapper changes
#
def test_createdb(zenith_cli, pageserver, postgres, pg_bin):
zenith_cli.run(["branch", "test_createdb", "empty"]);
pg = postgres.create_start('test_createdb')
print("postgres is running on 'test_createdb' branch")
conn = psycopg2.connect(pg.connstr());
conn.set_isolation_level(psycopg2.extensions.ISOLATION_LEVEL_AUTOCOMMIT)
cur = conn.cursor()
# Cause a 'relmapper' change in the original branch
cur.execute('VACUUM FULL pg_class');
cur.execute('CREATE DATABASE foodb');
cur.execute('SELECT pg_current_wal_insert_lsn()');
lsn = cur.fetchone()[0]
conn.close();
# Create a branch
zenith_cli.run(["branch", "test_createdb2", "test_createdb@"+lsn]);
pg2 = postgres.create_start('test_createdb2')
# Test that you can connect to the new database on both branches
conn = psycopg2.connect(pg.connstr('foodb'));
conn2 = psycopg2.connect(pg2.connstr('foodb'));