#2817: Adds issue.doi schema migration

src/identifiers/tests/test_logic.py

@@ -390,6 +390,7 @@ def test_issue_doi_auto_assigned(self):
         save_setting('Identifiers', 'register_issue_dois', self.journal_one, '')
         from events import registration
         journal_logic.handle_assign_issue(self.request, self.article_one, [issue])
+        issue.refresh_from_db()
         self.assertTrue(issue.doi)
 
     def test_check_crossref_settings(self):

src/journal/migrations/0053_issue_doi.py

@@ -0,0 +1,20 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.29 on 2022-09-08 14:28
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('journal', '0052_issue_display_title'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='issue',
+            name='doi',
+            field=models.CharField(blank=True, help_text='The DOI (not URL) to be registered for the issue when registering articles part this issue. If you have enabled issue auto-registration in your settings, this field should be ignored', max_length=255, null=True, verbose_name='DOI'),
+        ),
+    ]