use pytest to obtain loaded tests

romanisim/conftest.py

@@ -0,0 +1,19 @@
+import pytest
+
+ALL_TEST_NAMES = set()
+
+
+def pytest_collection_modifyitems(config, items):
+    for item in items:
+        if not hasattr(item, "module"):
+            # for doctests just use name (since it contains the module)
+            name = item.name
+        else:
+            # otherwise add module
+            name = ".".join((item.module.__name__, item.name))
+        ALL_TEST_NAMES.add(name)
+
+
+@pytest.fixture
+def all_test_names():
+    return ALL_TEST_NAMES