Fixed tests for Django 1.11.x.

tests/test_middleware.py

@@ -2,11 +2,11 @@
 # ! python3
 
 import gzip
-from typing import Mapping, Optional
 from unittest import TestCase
 
 import brotli
 from django.middleware.gzip import GZipMiddleware
+from typing import Mapping, Optional
 
 from django_brotli.middleware import BrotliMiddleware, MIN_LEN_FOR_RESPONSE_TO_PROCESS
 from .utils import UTF8_LOREM_IPSUM_IN_CZECH
@@ -37,6 +37,9 @@ def __init__(self, content: str, headers: Optional[Mapping[str, str]] = None, st
     def has_header(self, header: str) -> bool:
         return header in self.headers
 
+    def get(self, key):
+        return self.headers.get(key, None)
+
     def __getitem__(self, header: str) -> str:
         return self.headers[header]
 

tox.ini

@@ -1,15 +1,17 @@
 [tox]
 envlist =
-    {py35}-django18
-    {py35}-django19
-    {py35}-django110
+    {py36}-django18
+    {py36}-django19
+    {py36}-django110
+    {py36}-django111
 [testenv]
 setenv =
     PYTHONPATH = {toxinidir}:{toxinidir}/activeview
 commands = pytest tests/
 deps =
-    django18: Django>=1.8,<1.9
-    django19: Django>=1.9,<1.10
-    django110: Django>=1.10
+    django18:  Django>=1.8,  <1.9
+    django19:  Django>=1.9,  <1.10
+    django110: Django>=1.10, <1.11
+    django111: Django>=1.11, <2.0
     pytest
     brotlipy