Add pytest for getData

workflow/tests/test_getData.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__)) + \
+                '/../../Replicate_16-1ZX4/'
+
+@pytest.mark.getData
+def test_getData():
+    assert os.path.exists(os.path.join(test_output_path, 'bagit.txt'))
+    assert os.path.exists(os.path.join(test_output_path, 'data/assets/Study/16-1ZWP/Experiment/16-1ZWR/Replicate/16-1ZX4/3_1_single.R1.fastq.gz'))
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