Add pytest for getBag

workflow/tests/test_getBag.py

+#!/usr/bin/env python3
+
+import pytest
+import pandas as pd
+from io import StringIO
+import os
+
+test_output_path = os.path.dirname(os.path.abspath(__file__)) + \
+                '.'
+
+@pytest.mark.getBag
+def test_getBag():
+    assert os.path.exists(os.path.join(test_output_path, 'Replicate_16-1ZX4.zip'))
\ No newline at end of file