Refactor Aggregation Tests

tests/conftest.py

@@ -0,0 +1,27 @@
+import os
+from tempfile import TemporaryDirectory
+
+import pytest
+import signac
+
+
+class FlowProjectSetup:
+    project_class = signac.Project
+    entrypoint = dict(path="")
+    project_name = None
+
+    @pytest.fixture(autouse=True)
+    def _setup(self, request):
+        self._tmp_dir = TemporaryDirectory(prefix="signac-flow_")
+        request.addfinalizer(self._tmp_dir.cleanup)
+        self.project = self.project_class.init_project(
+            name=self.project_name, root=self._tmp_dir.name
+        )
+        self.cwd = os.getcwd()
+
+    def mock_project(self):
+        pass
+
+    @pytest.fixture
+    def project(self):
+        return self.mock_project()