Register the (not yet implemented) "run" marker.

Author: ftobia

pytest_ordering/__init__.py

@@ -22,6 +22,18 @@
     'eighth_to_last': -8,
 }
 
+
+def pytest_configure(config):
+    """Register the "run" marker.
+    """
+    config_line = (
+        'run: specify ordering information for when tests should run '
+        'in relation to one another. Provided by pytest-ordering. '
+        'See also: http://pytest-ordering.readthedocs.org/'
+    )
+    config.addinivalue_line('markers', config_line)
+
+
 def pytest_collection_modifyitems(session, config, items):
     items[:] = list(_order_tests(items))
 

tests/test_ordering.py

@@ -45,6 +45,11 @@ def test_ordering(module_name, capsys):
     assert list(module.ordering) == get_order(out, relative_filename)
 
 
+def test_run_marker_registered(capsys):
+    pytest.main('--markers')
+    out, err = capsys.readouterr()
+    assert '@pytest.mark.run' in out
+
 def test_version():
     assert hasattr(pytest_ordering, '__version__')
     assert re.match(r'[0-9]+\.[0-9]+(\.[0-9]+)?$', pytest_ordering.__version__)