tox.ini: add a check-migrations.sh script to check migrations on each run (#42504)

check-migrations.sh

@@ -0,0 +1,27 @@
+#!/bin/sh
+
+set -e
+
+trap "rm -f ${TEMPFILE} ${CHECK_MIGRATIONS_SETTINGS}" EXIT
+
+# https://stackoverflow.com/questions/49778988/makemigrations-in-dev-machine-without-database-instance
+CHECK_MIGRATIONS_SETTINGS=`tempfile`
+cat <<EOF >${CHECK_MIGRATIONS_SETTINGS}
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.dummy',
+    }
+}
+EOF
+APPS=$(env DJANGO_SETTINGS_MODULE=authentic2.settings python -c 'from django.conf import settings; print(" ".join(p for p in (p.split(".")[-1] for p in settings.INSTALLED_APPS if not p.startswith("django.")) if p not in ["admin", "auth", "contenttypes"]))')
+TEMPFILE=`tempfile`
+
+AUTHENTIC2_SETTINGS_FILE=${CHECK_MIGRATIONS_SETTINGS}  ./authentic2-ctl makemigrations --dry-run --noinput ${APPS} >${TEMPFILE} 2>&1 || true
+
+if ! grep 'No changes detected' -q ${TEMPFILE}; then
+   echo '!!! Missing migration detected !!!'
+   cat ${TEMPFILE}
+   exit 1
+else
+   exit 0
+fi

tox.ini

@@ -84,6 +84,7 @@ deps =
 commands =
   py2: ./getlasso.sh
   py3: ./getlasso3.sh
+  authentic: ./check-migrations.sh
   rbac,authentic: py.test {env:FAST:} {env:REUSEDB:} {env:COVERAGE:} {env:JUNIT:} {tty:--sw:} {posargs:{env:TESTS} --random-group}
 
 [testenv:pylint]