Run tests without tox

.github/workflows/main.yml

@@ -25,19 +25,19 @@ jobs:
 
       - name: Install project dependencies
         run: |
-          pip3 install --upgrade pip
-          pip3 install codecov tox tox-gh-actions
+          pip install --upgrade pip
+          pip install codecov .
 
       - name: Run online tests with tox
-        run: tox -- -m online
+        run: ./runtests.sh --cov=./vcr --cov-branch --cov-report=xml --cov-append -m online
 
       - name: Run offline tests with tox with no access to the Internet
         run: |
           # We're using unshare to take Internet access
           # away from tox so that we'll notice whenever some new test
           # is missing @pytest.mark.online decoration in the future
           unshare --map-root-user --net -- \
-              sh -c 'ip link set lo up; tox -- -m "not online"'
+              sh -c 'ip link set lo up; ./runtests.sh --cov=./vcr --cov-branch --cov-report=xml --cov-append -m "not online"'
 
       - name: Run coverage
         run: codecov

setup.py

@@ -65,7 +65,7 @@ def run_tests(self):
     "pytest",
     "pytest-aiohttp",
     "pytest-httpbin",
-    "requests>=2.16.2",
+    "requests>=2.22.0",
     "tornado",
     # Needed to un-break httpbin 0.7.0. For httpbin >=0.7.1 and after,
     # this pin and the dependency itself can be removed, provided