species: tests and data migration

ccdb/species/tests/test_models.py

@@ -0,0 +1,19 @@
+from django.test import TestCase
+from django.db import IntegrityError, transaction
+
+from ..models import Species
+from ..factories import SpeciesFactory
+
+
+class SpeciesTestCase(TestCase):
+    def test_creation(self):
+        s = SpeciesFactory()
+        self.assertTrue(isinstance(s, Species))
+        self.assertEqual(s.__str__(), s.common_name)
+
+    def test_uniqueness(self):
+        s1 = SpeciesFactory()
+        with transaction.atomic(), self.assertRaises(IntegrityError):
+            SpeciesFactory(common_name=s1.common_name, species=s1.species)
+        s3 = SpeciesFactory()
+        self.assertTrue(isinstance(s3, Species))