Actually add tests for segment users view

tests/unit/test_views.py

@@ -0,0 +1,55 @@
+import pytest
+
+from django.contrib.auth.models import Permission
+from django.core.urlresolvers import reverse
+from wagtail_personalisation.models import Segment
+from wagtail_personalisation.rules import VisitCountRule
+
+
+@pytest.mark.django_db
+def test_segment_user_data_view_requires_admin_access(site, client, django_user_model):
+    user = django_user_model.objects.create(username='first')
+
+    segment = Segment(type=Segment.TYPE_STATIC, count=1)
+    segment.save()
+
+    client.force_login(user)
+    url = reverse('segment:segment_user_data', args=(segment.id,))
+    response = client.get(url)
+
+    assert response.status_code == 302
+    assert response.url == '/admin/login/?next=%s' % url
+
+
+@pytest.mark.django_db
+def test_segment_user_data_view(site, client, mocker, django_user_model):
+    user1 = django_user_model.objects.create(username='first')
+    user2 = django_user_model.objects.create(username='second')
+    admin_user = django_user_model.objects.create(username='admin')
+    permission = Permission.objects.get(codename='access_admin')
+    admin_user.user_permissions.add(permission)
+
+    segment = Segment(type=Segment.TYPE_STATIC, count=1)
+    segment.save()
+    segment.static_users.add(user1)
+    segment.static_users.add(user2)
+
+    rule1 = VisitCountRule(counted_page=site.root_page, segment=segment)
+    rule2 = VisitCountRule(counted_page=site.root_page.get_last_child(),
+                           segment=segment)
+    rule1.save()
+    rule2.save()
+
+    mocker.patch('wagtail_personalisation.rules.VisitCountRule.get_user_info_string',
+                 side_effect=[3, 9, 0, 1])
+
+    client.force_login(admin_user)
+    response = client.get(
+        reverse('segment:segment_user_data', args=(segment.id,)))
+
+    assert response.status_code == 200
+    data_lines = response.content.decode().split("\n")
+
+    assert data_lines[0] == 'Username,Visit count - Test page,Visit count - Regular page\r'
+    assert data_lines[1] == 'first,3,9\r'
+    assert data_lines[2] == 'second,0,1\r'