Python 1297 add support for pytest for unit tests

README-dev.rst

@@ -131,7 +131,7 @@ Then, browse to `localhost:8000 <http://localhost:8000>`_.
 Tests
 =====
 
-Running Unit Tests
+Running Nose Unit Tests
 ------------------
 Unit tests can be run like so::
 
@@ -141,6 +141,16 @@ You can run a specific test method like so::
 
     nosetests -w tests/unit/test_connection.py:ConnectionTest.test_bad_protocol_version
 
+Running PyTest Unit Tests
+------------------
+Unit tests can be run like so::
+
+    pytest tests/unit/
+
+You can run a specific test method like so::
+
+    pytest tests/unit/test_connection.py::ConnectionTest::test_bad_protocol_version
+
 Running Integration Tests
 -------------------------
 In order to run integration tests, you must specify a version to run using the ``CASSANDRA_VERSION`` or ``DSE_VERSION`` environment variable::
@@ -170,14 +180,14 @@ Sometimes it's useful to output logs for the tests as they run::
 
     nosetests -w tests/unit/ --nocapture --nologcapture
 
-Use tee to capture logs and see them on your terminal::
+    or
 
-    nosetests -w tests/unit/ --nocapture --nologcapture 2>&1 | tee test.log
+    pytest tests/unit --log-file=test.log
 
 Testing Multiple Python Versions
 --------------------------------
-Use tox to test all of Python 3.8 through 3.12 and pypy (this is what
-TravisCI runs)::
+
+Use tox to test all of Python 3.8 through 3.12 and pypy (this is what TravisCI runs)::
 
     tox
 

test-requirements.txt

@@ -1,6 +1,7 @@
 -r requirements.txt
 scales
 pynose
+pytest
 mock>1.1
 ccm>=2.1.2
 pytz

tests/unit/test_host_connection_pool.py

@@ -24,6 +24,7 @@
 from cassandra.policies import HostDistance, SimpleConvictionPolicy
 
 class _PoolTests(unittest.TestCase):
+    __test__ = False
     PoolImpl = None
     uses_single_connection = None
 
@@ -205,6 +206,7 @@ def test_host_equality(self):
 
 
 class HostConnectionPoolTests(_PoolTests):
+    __test__ = True
     PoolImpl = HostConnectionPool
     uses_single_connection = False
 
@@ -253,6 +255,7 @@ def get_conn():
 
 
 class HostConnectionTests(_PoolTests):
+    __test__ = True
     PoolImpl = HostConnection
     uses_single_connection = True