test for saving sequence with number of ambiguous chars

voseq/public_interface/models.py

@@ -171,7 +171,6 @@ class Sequences(models.Model):
     def save(self, *args, **kwargs):
         ambiguous_seq_length = self.sequences.count('?') + self.sequences.count('-')
         ambiguous_seq_length += self.sequences.count('N') + self.sequences.count('n')
-        print(">>>>>>>>>>>>ambiguous_Seq_length", ambiguous_seq_length)
         self.number_ambiguous_bp = ambiguous_seq_length
         super(Sequences, self).save(*args, **kwargs)
 

voseq/public_interface/tests/test_saving_data.py

@@ -0,0 +1,25 @@
+from django.core.management import call_command
+from django.test import TestCase
+
+from public_interface.models import Sequences
+from public_interface.models import Vouchers
+
+
+class TestViews(TestCase):
+    def setUp(self):
+        args = []
+        opts = {'dumpfile': 'test_db_dump.xml', 'verbosity': 0}
+        cmd = 'migrate_db'
+        call_command(cmd, *args, **opts)
+
+    def test_save_sequences_ambiguous_characters(self):
+        voucher_model = Vouchers.objects.get(code='CP100-18')
+        sequence_model = Sequences(
+            code=voucher_model,
+            sequences='???---NNNATCTACTA',
+            gene_code='COI'
+        )
+        sequence_model.save()
+
+        sequence_model = Sequences.objects.get(code=voucher_model, gene_code='COI')
+        self.assertEqual(sequence_model.number_ambiguous_bp, 9)