django/tests/postgres_tests/test_introspection.py

48 lines
1.6 KiB
Python

from io import StringIO
from django.core.management import call_command
from . import PostgreSQLTestCase
class InspectDBTests(PostgreSQLTestCase):
def assertFieldsInModel(self, model, field_outputs):
out = StringIO()
call_command(
"inspectdb",
table_name_filter=lambda tn: tn.startswith(model),
stdout=out,
)
output = out.getvalue()
for field_output in field_outputs:
self.assertIn(field_output, output)
def test_range_fields(self):
self.assertFieldsInModel(
"postgres_tests_rangesmodel",
[
"ints = django.contrib.postgres.fields.IntegerRangeField(blank=True, "
"null=True)",
"bigints = django.contrib.postgres.fields.BigIntegerRangeField("
"blank=True, null=True)",
"decimals = django.contrib.postgres.fields.DecimalRangeField("
"blank=True, null=True)",
"timestamps = django.contrib.postgres.fields.DateTimeRangeField("
"blank=True, null=True)",
"dates = django.contrib.postgres.fields.DateRangeField(blank=True, "
"null=True)",
],
)
def test_hstore_field(self):
from django.db.backends.postgresql.base import psycopg_version
if psycopg_version() < (3, 2):
self.skipTest("psycopg 3.2+ is required.")
self.assertFieldsInModel(
"postgres_tests_hstoremodel",
[
"field = django.contrib.postgres.fields.HStoreField(blank=True, "
"null=True)",
],
)