#404 Create make rule for temp db (#804)

* #404  Create make rule for temp db

* se#404  Review#1 fix assert

docker/Makefile

@@ -2,6 +2,8 @@ dc=docker-compose
 d=docker
 dcb=$(dc) -f docker-compose-build.yml
 dcp=$(dc) -f docker-compose-production.yml
+# the same const value is used at `test_db` django command
+TEST_DB=test_se
 
 # @todo #269 Create docs for build system.
 
@@ -20,6 +22,15 @@ fixtures:
 		&& python manage.py loaddata shopelectro/fixtures/dump.json \
 	"
 
+gen-fixtures:
+	$(dc) exec postgres bash -c "\
+		psql -Upostgres <<< 'CREATE DATABASE $(TEST_DB);' \
+	"
+	$(dc) run --rm -e POSTGRES_DB=$(TEST_DB) app python manage.py test_db
+	$(dc) exec postgres bash -c "\
+		psql -Upostgres <<< 'DROP DATABASE $(TEST_DB);' \
+	"
+
 prices:
 	$(dc) exec app python manage.py price
 

shopelectro/management/commands/test_db.py

@@ -21,6 +21,8 @@
 from pages.utils import save_custom_pages, init_redirects_app
 from shopelectro import models as se_models, tests as se_tests
 
+TEST_DB = 'test_se'
+
 
 class Command(BaseCommand):
 
@@ -70,11 +72,9 @@ def handle(self, *args, **options):
         self.save_dump()
 
     def prepare_db(self):
-        # @todo #389:60m Set db name in `test_db` command. stb2
-        #  Set name instead of asserting.
-        #  You also should create/drop it with postgres driver.
-        is_test_db = settings.DATABASES['default']['NAME'] == 'test'
-        assert is_test_db, 'To create fixtures you have to create a database named "test".'
+        is_test_db = settings.DATABASES['default']['NAME'] == TEST_DB
+        assert is_test_db, \
+            f'To create fixtures you have to create a databasenamed "{TEST_DB}".'
         call_command('migrate')
         self.purge_tables()