[WIP] Added unittests for common.py

tests/integration_tests/test_unit.py

@@ -0,0 +1,36 @@
+import pytest
+from app import common
+import datetime
+
+# checking validate_subject method
+def test_validate_subject():
+    patient_id = "HG00XXX"
+
+    with pytest.raises(Exception) as excinfo:
+        common.validate_subject(patient_id)
+
+    expected_msg = f"Patient ({patient_id}) not found."
+    assert str(excinfo.value) == f"400 Bad Request: {expected_msg}"
+
+# checking in_int method
+def test_is_int():
+    assert common.is_int('2') == True
+    assert common.is_int('string') == False
+    assert common.is_int('3.2') == False
+
+# checking the date
+def test_get_date():
+    assert common.get_date("ge2022-01-01") == {'OPERATOR': '$gte','DATE': datetime.datetime(2022,1,1)}
+    with pytest.raises(KeyError):
+        common.get_date("2022-01-01")
+
+ # checking get_build_and_chrom_by_ref_seq
+def test_get_build_and_chrom_by_ref_seq():
+    assert common.get_build_and_chrom_by_ref_seq('NC_012920.1') == {"chrom": 'chrM', "build": 'GRCh37'}
+    assert common.get_build_and_chrom_by_ref_seq('NC_000014.9') == {"chrom": 'chr14', "build": 'GRCh38'}
+
+#
+def test_get_other_build():
+    assert common.get_other_build('GRCh38') == "GRCh37"
+    assert common.get_other_build('GRCh34') == "GRCh38"
+