Add tests and model for call to move

.gitignore

 #SOURCE: https://www.codingforentrepreneurs.com/blog/django-virtualenv-python-gitignore-file/
 
+# Project related
+/media
+
 # Virtualenv related
 bin/
 include/

unisportomat/quiz/migrations/0002_auto_20210601_1537.py

+# Generated by Django 3.2 on 2021-06-01 15:37
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("quiz", "0001_refactor_sport_and_add_criteria"),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name="CallToMove",
+            fields=[
+                (
+                    "id",
+                    models.BigAutoField(
+                        auto_created=True,
+                        primary_key=True,
+                        serialize=False,
+                        verbose_name="ID",
+                    ),
+                ),
+            ],
+        ),
+        migrations.AlterField(
+            model_name="criterionrating",
+            name="rating",
+            field=models.IntegerField(
+                validators=[
+                    django.core.validators.MaxValueValidator(10),
+                    django.core.validators.MinValueValidator(1),
+                ]
+            ),
+        ),
+    ]

unisportomat/quiz/migrations/0003_auto_20210601_1549.py

+# Generated by Django 3.2 on 2021-06-01 15:49
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("quiz", "0002_auto_20210601_1537"),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name="calltomove",
+            name="image",
+            field=models.ImageField(null=True, upload_to=""),
+        ),
+        migrations.AddField(
+            model_name="calltomove",
+            name="text",
+            field=models.TextField(default=""),
+            preserve_default=False,
+        ),
+    ]

unisportomat/quiz/models.py

@@ -54,3 +54,8 @@ class Criterion(models.Model):
     """
 
     name = models.TextField()
+
+
+class CallToMove(models.Model):
+    text = models.TextField()
+    image = models.ImageField(null=True, max_length=200)

unisportomat/quiz/tests.py

 """ This module tests all our quiz models"""
 
-from django.test import TestCase
-from .models import Sport, Criterion
+import os
+import shutil
+import tempfile
+
+from django.core.files import File
+from django.core.files.uploadedfile import SimpleUploadedFile
+from django.test import TestCase, override_settings
+from .models import Sport, Criterion, CallToMove
+from django.conf import settings
 
 
 class SportModelTest(TestCase):
@@ -74,3 +81,41 @@ class CriterionModelTest(TestCase):
         Criterion(name=name).save()
         test_criterion = Criterion.objects.first()
         self.assertEqual(test_criterion.name, name)
+
+
+FIXTURE_IMAGES = os.path.join(settings.BASE_DIR, "quiz", "fixtures", "images")
+MEDIA_ROOT = tempfile.mkdtemp(suffix="testing")  # Create a temp directory for files created during tests
+
+
+@override_settings(MEDIA_ROOT=MEDIA_ROOT)
+class InfoScreenTest(TestCase):
+    """Tests the Model for the info screen (Call To Move or Knowledge Snack)"""
+
+    def setUp(self):
+        tempfile.mkdtemp(suffix="testing")  # recreate tmp folder before each test
+
+        self.text = "Kreise deine Arme vor der nächsten Frage 3x nach hinten"
+        self.image_name = "test_image.png"
+        self.image_path = os.path.join(FIXTURE_IMAGES, self.image_name)
+        self.image = SimpleUploadedFile(
+            name=self.image_name,
+            content=open(self.image_path, "rb").read(),
+            content_type="image/png",
+        )
+        self.call_to_move = CallToMove(text=self.text, image=self.image)
+        self.call_to_move.save()
+
+    def tearDown(self) -> None:
+        """ Delete the temp dir after each test """
+        shutil.rmtree(MEDIA_ROOT, ignore_errors=True)
+
+    def test_can_create_call_to_move(self):
+        """ A call to move can be correctly created """
+        self.assertEqual(self.call_to_move.text, self.text)
+        self.assertEqual(self.call_to_move.image.name, self.image.name)
+
+    def test_can_save_and_load_call_to_move(self):
+        """ A saved Call to Move can be loaded """
+        call_to_move = CallToMove.objects.first()
+        self.assertEqual(call_to_move.text, self.text)
+        self.assertEqual(call_to_move.image.name, self.image.name)

unisportomat/unisportomat/settings.py

@@ -9,12 +9,14 @@ https://docs.djangoproject.com/en/3.2/topics/settings/
 For the full list of settings and their values, see
 https://docs.djangoproject.com/en/3.2/ref/settings/
 """
-
+import os
 from pathlib import Path
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
 
+# Where user uploaded files like images are stored
+MEDIA_ROOT = os.path.join(BASE_DIR, 'media')
 
 # Quick-start development settings - unsuitable for production
 # See https://docs.djangoproject.com/en/3.2/howto/deployment/checklist/
@@ -27,7 +29,6 @@ DEBUG = True
 
 ALLOWED_HOSTS = []
 
-
 # Application definition
 
 INSTALLED_APPS = [
@@ -70,7 +71,6 @@ TEMPLATES = [
 
 WSGI_APPLICATION = 'unisportomat.wsgi.application'
 
-
 # Database
 # https://docs.djangoproject.com/en/3.2/ref/settings/#databases
 
@@ -81,7 +81,6 @@ DATABASES = {
     }
 }
 
-
 # Password validation
 # https://docs.djangoproject.com/en/3.2/ref/settings/#auth-password-validators
 
@@ -100,7 +99,6 @@ AUTH_PASSWORD_VALIDATORS = [
     },
 ]
 
-
 # Internationalization
 # https://docs.djangoproject.com/en/3.2/topics/i18n/
 
@@ -114,7 +112,6 @@ USE_L10N = True
 
 USE_TZ = True
 
-
 # Static files (CSS, JavaScript, Images)
 # https://docs.djangoproject.com/en/3.2/howto/static-files/