Add test for dhcp config format

Remove middleware

src/ralph/dhcp/tests/test_views.py

@@ -1,3 +1,5 @@
+import re
+
 from ddt import data, ddt, unpack
 from django.contrib.auth import get_user_model
 from django.core.urlresolvers import reverse
@@ -61,6 +63,27 @@ class DHCPEntriesViewTest(TestCase):
     def setUp(self):
         self.view = DHCPEntriesView()
 
+    def test_dhcp_entries_are_returned_in_correct_format(self):
+        get_user_model().objects.create_superuser(
+            'test', '[email protected]', 'test'
+        )
+        self.client.login(username='test', password='test')
+        network = NetworkFactory(address='192.168.1.0/24')
+        IPAddressFactory(address='192.168.1.2', dhcp_expose=True)
+        url = '{}?env={}'.format(
+            reverse('dhcp_config_entries'), network.network_environment
+        )
+        response = self.client.get(url)
+        lines = response.content.decode().strip().split('\n')
+        self.assertTrue(lines[0].startswith('# DHCP config generated by Ralph last modified at'))
+        self.assertTrue(
+            re.match(
+                r'^host\s\S+\s\{fixed-address\s192\.168\.1\.2;\shardware\sethernet\s\S*?;\s}$',
+                lines[2]
+            )
+        )
+        self.assertEqual(len(lines), 4)
+
     def test_get_last_modified_should_return_ip_modified(self):
         network = NetworkFactory(address='192.168.1.0/24')
         ip = IPAddressFactory(address='192.168.1.2')