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"""Test data insertion when migrations are run."""
import sqlite3
from contextlib import closing
import pytest
from gn3.migrations import get_migration, apply_migrations, rollback_migrations
from tests.unit.auth.conftest import (
apply_single_migration, rollback_single_migration, migrations_up_to)
test_params = (
("20221113_01_7M0hv-enumerate-initial-privileges.py", "privileges", 19),
("20221114_04_tLUzB-initialise-basic-roles.py", "roles", 2),
("20221114_04_tLUzB-initialise-basic-roles.py", "role_privileges", 15))
@pytest.mark.unit_test
@pytest.mark.parametrize(
"migration_file,table,row_count", test_params)
def test_apply_insert(# pylint: disable=[too-many-arguments]
auth_testdb_path, auth_migrations_dir, backend, migration_file,
table, row_count):
"""
GIVEN: A database migration
WHEN: The migration is applied
THEN: Ensure the given number of rows are inserted into the table
"""
migration_path=f"{auth_migrations_dir}/{migration_file}"
older_migrations = migrations_up_to(migration_path, auth_migrations_dir)
the_migration = get_migration(migration_path)
apply_migrations(backend, older_migrations)
with closing(sqlite3.connect(auth_testdb_path)) as conn, closing(conn.cursor()) as cursor:
query = f"SELECT COUNT(*) FROM {table}"
cursor.execute(query)
result_before_migration = cursor.fetchall()
apply_single_migration(backend, the_migration)
cursor.execute(query)
result_after_migration = cursor.fetchall()
rollback_migrations(backend, older_migrations+[the_migration])
assert result_before_migration[0][0] == 0, (
"Expected empty table before initialisation")
assert result_after_migration[0][0] == row_count, (
f"Expected {row_count} rows")
@pytest.mark.unit_test
@pytest.mark.parametrize(
"migration_file,table,row_count", test_params)
def test_rollback_insert(# pylint: disable=[too-many-arguments]
auth_testdb_path, auth_migrations_dir, backend, migration_file,
table, row_count):
"""
GIVEN: A database migration
WHEN: The migration is applied
THEN: Ensure the given number of rows are inserted into the table
"""
migration_path=f"{auth_migrations_dir}/{migration_file}"
older_migrations = migrations_up_to(migration_path, auth_migrations_dir)
the_migration = get_migration(migration_path)
apply_migrations(backend, older_migrations)
with closing(sqlite3.connect(auth_testdb_path)) as conn, closing(conn.cursor()) as cursor:
query = f"SELECT COUNT(*) FROM {table}"
cursor.execute(query)
result_before_migration = cursor.fetchall()
apply_single_migration(backend, the_migration)
cursor.execute(query)
result_after_migration = cursor.fetchall()
rollback_single_migration(backend, the_migration)
cursor.execute(query)
result_after_rollback = cursor.fetchall()
rollback_migrations(backend, older_migrations)
assert result_before_migration[0][0] == 0, (
"Expected empty table before initialisation")
assert result_after_migration[0][0] == row_count, (
f"Expected {row_count} rows")
assert result_after_rollback[0][0] == 0, (
"Expected empty table after rollback")
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