Honor 'network' marker to signal network-dependent tests. Fixes #5.

CHANGES.rst

@@ -1,3 +1,9 @@
+v5.3.0
+======
+
+#5: Plugin now honors the ``network`` marker convention for
+tagging network-required tests.
+
 v5.2.0
 ======
 

jaraco/test/http.py

@@ -19,3 +19,20 @@ def check_internet():
 @pytest.fixture
 def needs_internet():
     check_internet()
+
+
+def pytest_configure(config):
+    """
+    Register the 'network' marker.
+    """
+    config.addinivalue_line(
+        "markers", "network: the test requires network connectivity"
+    )
+
+
+def pytest_runtest_setup(item):
+    """
+    For any tests marked with 'network', install fixture.
+    """
+    for marker in item.iter_markers(name='network'):
+        item.fixturenames.extend({'needs_internet'} - set(item.fixturenames))

tests/test_http.py

@@ -1,8 +1,18 @@
 import urllib.request
 
+import pytest
+
 
 def test_needs_internet(needs_internet):
     """
     This test should always succeed or be skipped.
     """
     urllib.request.urlopen('http://pypi.org/')
+
+
+@pytest.mark.network
+def test_network_marker():
+    """
+    This test should always succeed or be skipped.
+    """
+    urllib.request.urlopen('http://pypi.org/')