Add hypothesis test for APNSDevice serializer

.gitignore

@@ -0,0 +1 @@
+.hypothesis

requirements.txt

@@ -6,5 +6,6 @@ django==1.8.2
 factory-boy==2.5.2
 flake8==2.4.1
 flake8-import-order==0.5.1
+hypothesis==1.6.2
 incuna-test-utils==6.2.7
 psycopg2==2.6.1

rest_framework_push_notifications/tests/strategies.py

@@ -0,0 +1,17 @@
+from uuid import uuid4
+
+from hypothesis.searchstrategy import BasicStrategy
+from hypothesis.strategies import basic, booleans, fixed_dictionaries, text
+
+
+class UUIDStrategy(BasicStrategy):
+    def generate(self, random, parameter_value):
+        return uuid4()
+
+
+APNSDeviceData = fixed_dictionaries({
+    'registration_id': text(min_size=1, max_size=64),
+    'name': text(max_size=255),
+    'device_id': basic(UUIDStrategy),
+    'active': booleans(),
+})

rest_framework_push_notifications/tests/test_serializers.py

@@ -1,5 +1,7 @@
 from django.test import TestCase
+from hypothesis import given
 
+from .strategies import APNSDeviceData
 from .. import serializers
 
 
@@ -17,3 +19,8 @@ def test_registration_id_required(self):
         serializer = serializers.APNSDevice(data={})
         self.assertFalse(serializer.is_valid())
         self.assertIn('registration_id', serializer.errors)
+
+    @given(APNSDeviceData)
+    def test_validation(self, data):
+        serializer = serializers.APNSDevice(data=data)
+        self.assertTrue(serializer.is_valid(), serializer.errors)

setup.cfg

@@ -1,6 +1,6 @@
 [flake8]
 max-line-length = 90
-exclude = *migrations*
+exclude = *migrations*,.hypothesis/*
 statistics = true
 application-import-names = rest_framework_push_notifications, tests
 import-order-style = google