Adding tests for new sex enum

tests/unit/test_sex_enum.py

@@ -0,0 +1,55 @@
+"""Test the enum.Sex enum."""
+
+import pytest
+from geneweaver.core.enum import Sex
+
+
+def test_sex_enum_as_string():
+    """Test that the Sex enum renders to string as expected."""
+
+    assert str(Sex.FEMALE) == "Female"
+    assert str(Sex.MALE) == "Male"
+    assert str(Sex.BOTH) == "Both"
+
+
+def test_initialize_sex_enum_from_string():
+    """Test that we can initialize the Sex enum as expected."""
+
+    assert Sex("Female") == Sex.FEMALE
+    assert Sex("Male") == Sex.MALE
+    assert Sex("Both") == Sex.BOTH
+
+
+@pytest.mark.parametrize(
+    "invalid_sex_value",
+    [
+        "test",
+        "another",
+        "CAPS",
+        "MALE",
+        "male",
+        "FEMALE",
+        "female",
+        "BOTH",
+        "both",
+        "neither",
+        "either",
+        "none",
+        "all",
+        "unknown",
+        "other",
+        "12345",
+        "1.2345",
+        "0",
+        "None",
+    ],
+)
+def test_sex_enum_raises_error_when_initialized_with_invalid_value(invalid_sex_value):
+    """Test that initializing the Sex enum with an invalid value raises an error."""
+
+    with pytest.raises(ValueError) as error_info:
+        Sex(invalid_sex_value)
+
+    assert (
+        str(error_info.value) == f"'{invalid_sex_value}' is not a valid Sex"
+    )