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"""Test migrations that create tables"""
from contextlib import closing
import pytest
import sqlite3
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)
migrations_and_tables = (
("20221103_01_js9ub-initialise-the-auth-entic-oris-ation-database.py",
"users"),
("20221103_02_sGrIs-create-user-credentials-table.py", "user_credentials"),
("20221108_01_CoxYh-create-the-groups-table.py", "groups"),
("20221108_02_wxTr9-create-privileges-table.py", "privileges"),
("20221108_03_Pbhb1-create-resource-categories-table.py", "resource_categories"),
("20221110_01_WtZ1I-create-resources-table.py", "resources"),
("20221110_02_z1dWf-create-mrna-resources-table.py", "mrna_resources"))
@pytest.mark.unit_test
@pytest.mark.parametrize("migration_file,the_table", migrations_and_tables)
def test_create_table(
auth_testdb_path, auth_migrations_dir, backend, all_migrations,
migration_file, the_table):
"""
GIVEN: A database migration script to create table, `the_table`
WHEN: The migration is applied
THEN: Ensure that the table `the_table` is created
"""
migration_path=f"{auth_migrations_dir}/{migration_file}"
older_migrations = migrations_up_to(migration_path, auth_migrations_dir)
apply_migrations(backend, older_migrations)
with closing(sqlite3.connect(auth_testdb_path)) as conn, closing(conn.cursor()) as cursor:
cursor.execute("SELECT name FROM sqlite_schema WHERE type='table'")
result_before_migration = cursor.fetchall()
apply_single_migration(backend, get_migration(migration_path))
cursor.execute("SELECT name FROM sqlite_schema WHERE type='table'")
result_after_migration = cursor.fetchall()
rollback_migrations(backend, older_migrations)
assert the_table not in [row[0] for row in result_before_migration]
assert the_table in [row[0] for row in result_after_migration]
@pytest.mark.unit_test
@pytest.mark.parametrize("migration_file,the_table", migrations_and_tables)
def test_rollback_create_table(
auth_testdb_path, auth_migrations_dir, backend, migration_file,
the_table):
"""
GIVEN: A database migration script to create the table `the_table`
WHEN: The migration is rolled back
THEN: Ensure that the table `the_table` no longer exists
"""
migration_path=f"{auth_migrations_dir}/{migration_file}"
older_migrations = migrations_up_to(migration_path, auth_migrations_dir)
apply_migrations(backend, older_migrations)
with closing(sqlite3.connect(auth_testdb_path)) as conn, closing(conn.cursor()) as cursor:
apply_single_migration(backend, get_migration(migration_path))
cursor.execute("SELECT name FROM sqlite_schema WHERE type='table'")
result_after_migration = cursor.fetchall()
rollback_single_migration(backend, get_migration(migration_path))
cursor.execute("SELECT name FROM sqlite_schema WHERE type='table'")
result_after_rollback = cursor.fetchall()
rollback_migrations(backend, older_migrations)
assert the_table in [row[0] for row in result_after_migration]
assert the_table not in [row[0] for row in result_after_rollback]
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