Attempting to fix CI.

.travis.yml

@@ -27,6 +27,10 @@ matrix:
     env: DJANGO=1.6
   - python: '3.5'
     env: DJANGO=1.7
+  - python: '3.5'
+    env: DJANGO=2.1
+  - python: '3.5'
+    env: DJANGO=2.2
   - python: '3.6'
     env: DJANGO=1.4
   - python: '3.6'
@@ -35,6 +39,10 @@ matrix:
     env: DJANGO=1.6
   - python: '3.6'
     env: DJANGO=1.7
+  - python: '3.6'
+    env: DJANGO=2.1
+  - python: '3.6'
+    env: DJANGO=2.2
   - python: '2.7'
     env: DJANGO=2.0.5
 install:

django_proxysql/django_proxysql/settings.py

@@ -138,3 +138,5 @@
 # https://docs.djangoproject.com/en/2.2/howto/static-files/
 
 STATIC_URL = '/static/'
+
+TEST_RUNNER = 'main.tests.NoDbTestRunner'

django_proxysql/main/tests.py

@@ -8,6 +8,23 @@
 from django.db import connection
 from django.db.utils import DatabaseError, DEFAULT_DB_ALIAS
 
+try:
+    from django.test.simple import DjangoTestSuiteRunner
+except ImportError:
+    from django.test.runner import DiscoverRunner as DjangoTestSuiteRunner
+
+
+class NoDbTestRunner(DjangoTestSuiteRunner):
+  """ A test runner to test without database creation """
+
+  def setup_databases(self, **kwargs):
+    """ Override the database creation defined in parent class """
+    pass
+
+  def teardown_databases(self, old_config, **kwargs):
+    """ Override the database teardown defined in parent class """
+    pass
+
 
 class ProxySQLTestCase(SimpleTestCase):
     @classmethod