added test-file to optimization recording testing and tests to the utility module

topfarm/tests/topfarm/test_utils.py

+# -*- coding: utf-8 -*-
+from topfarm import TopFarm
+import numpy as np
+from topfarm.cost_models.cost_model_wrappers import CostModelComponent
+import pytest
+import os
+
+from topfarm.utils import pos_from_case, latest_id
+
+thisdir = os.path.dirname(os.path.abspath(__file__))
+turbines = np.array([[ 2.4999377 , -2.99987763],
+                   [ 6.        , -6.99997496],
+                   [ 4.49993771, -2.99985273],
+                   [ 3.00004123, -6.9999519 ]])
+
+def test_pos_from_case():
+    crf = "..\\test_files\\recordings\cases_20180621_111710.sql"
+    path = os.path.join(thisdir, crf)
+    np.testing.assert_allclose(turbines, pos_from_case(path))
+
+
+def test_latest_id():
+    crd = "..\\test_files\\recordings"
+    path = os.path.join(thisdir, crd)
+    ref_path = os.path.join(path,'cases_20180621_111710.sql')
+    assert latest_id(path) == ref_path
+
+
+if __name__ == '__main__':
+    test_pos_from_case()
+    test_latest_id()
+#    pass
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