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import socket
import subprocess
from collections.abc import Callable
from typing import TYPE_CHECKING
from pydantic import PostgresDsn
from generalresearch.pg_helper import PostgresConfig
if TYPE_CHECKING:
from generalresearch.models.custom_types import InternalHostname, PostgresDict
def is_port_open(host: InternalHostname, port: int = 5432, timeout: int = 3):
try:
with socket.create_connection((host, port), timeout=timeout):
return True
except (TimeoutError, ConnectionRefusedError, OSError):
return False
def can_ping(host: InternalHostname):
return (
subprocess.call(
["ping", "-c", "1", str(host)],
stdout=subprocess.DEVNULL,
stderr=subprocess.DEVNULL,
)
== 0
)
class TestPostgresDSN:
def test_ping(self, postgres_instance_host: InternalHostname):
assert can_ping(host=postgres_instance_host)
def test_port(self, postgres_instance_host: InternalHostname):
assert is_port_open(host=postgres_instance_host)
def test_conn(self, postgres_instance: PostgresDsn):
config = PostgresConfig(
dsn=postgres_instance,
connect_timeout=1,
statement_timeout=1,
)
res = config.execute_sql_query(query="SELECT 1;")
assert len(res) == 1
class TestPostgresDjangoCreation:
def test_ping(self, postgres_instance_dict: PostgresDict):
assert can_ping(host=postgres_instance_dict["host"])
def test_django_creation(
self,
django_db_factory: Callable[..., None],
):
dsn = django_db_factory()
assert isinstance(dsn, PostgresDsn)
def test_django_tables(self, thl_web_rw: PostgresConfig):
res = thl_web_rw.execute_sql_query(query="""
SELECT COUNT(*)
FROM information_schema.tables
WHERE table_schema = 'public';
""")
assert len(res) == 1
assert res[0]["count"] == 57
def test_django_tables_only_gr(self, gr_db: PostgresConfig):
"""
IMPORTANT: This can't really run with only the GR tables,
that's because we have most of the database init fixtures
as session scoped; and we can't ensure that this will
run before any test that depends on the core thl
migrations
"""
res = gr_db.execute_sql_query(query="""
SELECT COUNT(*)
FROM information_schema.tables
WHERE table_schema = 'public';
""")
assert len(res) == 1
assert res[0]["count"] == 65
def test_django_tables_with_gr(
self, thl_web_rw: PostgresConfig, gr_db: PostgresConfig
):
res = thl_web_rw.execute_sql_query(query="""
SELECT COUNT(*)
FROM information_schema.tables
WHERE table_schema = 'public';
""")
assert len(res) == 1
assert res[0]["count"] == 65
|
