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Removed PostgreSQL version detection for psycopg2 < 2.0.12.

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This commit is contained in:
Tim Graham 2017-03-01 13:17:34 -05:00
parent 49a63d08d3
commit 29ea9714ee
3 changed files with 1 additions and 90 deletions
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44
tests/backends/tests.py
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@ -14,7 +14,6 @@ from django.db import (
reset_queries, transaction,
)
from django.db.backends.base.base import BaseDatabaseWrapper
from django.db.backends.postgresql import version as pg_version
from django.db.backends.signals import connection_created
from django.db.backends.utils import CursorWrapper, format_number
from django.db.models import Avg, StdDev, Sum, Variance
@ -190,22 +189,6 @@ class SQLiteTests(TestCase):
@unittest.skipUnless(connection.vendor == 'postgresql', "Test only for PostgreSQL")
class PostgreSQLTests(TestCase):
def assert_parses(self, version_string, version):
self.assertEqual(pg_version._parse_version(version_string), version)
def test_parsing(self):
"""Test PostgreSQL version parsing from `SELECT version()` output"""
self.assert_parses("PostgreSQL 9.3 beta4", 90300)
self.assert_parses("PostgreSQL 9.3", 90300)
self.assert_parses("EnterpriseDB 9.3", 90300)
self.assert_parses("PostgreSQL 9.3.6", 90306)
self.assert_parses("PostgreSQL 9.4beta1", 90400)
self.assert_parses(
"PostgreSQL 9.3.1 on i386-apple-darwin9.2.2, compiled by GCC "
"i686-apple-darwin9-gcc-4.0.1 (GCC) 4.0.1 (Apple Inc. build 5478)",
90301
)
def test_nodb_connection(self):
"""
The _nodb_connection property fallbacks to the default connection
@ -231,33 +214,6 @@ class PostgreSQLTests(TestCase):
self.assertEqual(len(w), 1)
self.assertEqual(w[0].message.__class__, RuntimeWarning)
def test_version_detection(self):
"""Test PostgreSQL version detection"""
# Helper mocks
class CursorMock:
"Very simple mock of DB-API cursor"
def execute(self, arg):
pass
def fetchone(self):
return ["PostgreSQL 9.3"]
def __enter__(self):
return self
def __exit__(self, type, value, traceback):
pass
class OlderConnectionMock:
"Mock of psycopg2 (< 2.0.12) connection"
def cursor(self):
return CursorMock()
# psycopg2 < 2.0.12 code path
conn = OlderConnectionMock()
self.assertEqual(pg_version.get_version(conn), 90300)
def test_connect_and_rollback(self):
"""
PostgreSQL shouldn't roll back SET TIME ZONE, even if the first