diff --git a/sitewide/test/hostinghome_test.py b/sitewide/test/hostinghome_test.py
new file mode 100644
index 0000000..f51c9ec
--- /dev/null
+++ b/sitewide/test/hostinghome_test.py
@@ -0,0 +1,146 @@
+# Copyright 2016 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style
+# license that can be found in the LICENSE file or at
+# https://developers.google.com/open-source/licenses/bsd
+
+"""Tests for the Monorail home page."""
+from __future__ import print_function
+from __future__ import division
+from __future__ import absolute_import
+
+import mock
+import unittest
+
+import ezt
+
+import settings
+from framework import permissions
+from proto import project_pb2
+from proto import site_pb2
+from services import service_manager
+from sitewide import hostinghome
+from sitewide import projectsearch
+from testing import fake
+from testing import testing_helpers
+
+
+class MockProjectSearchPipeline(object):
+
+  def __init__(self, _mr, services):
+    self.visible_results = services.mock_visible_results
+    self.pagination = None
+
+  def SearchForIDs(self, domain=None):
+    pass
+
+  def GetProjectsAndPaginate(self, cnxn, list_page_url):
+    pass
+
+
+class HostingHomeTest(unittest.TestCase):
+
+  def setUp(self):
+    self.services = service_manager.Services(
+        project=fake.ProjectService(),
+        project_star=fake.ProjectStarService())
+    self.services.mock_visible_results = []
+    self.project_a = self.services.project.TestAddProject('a', project_id=1)
+    self.project_b = self.services.project.TestAddProject('b', project_id=2)
+
+    self.servlet = hostinghome.HostingHome('req', 'res', services=self.services)
+    self.mr = testing_helpers.MakeMonorailRequest(user_info={'user_id': 111})
+
+    self.orig_pipeline_class = projectsearch.ProjectSearchPipeline
+    projectsearch.ProjectSearchPipeline = MockProjectSearchPipeline
+
+  def tearDown(self):
+    projectsearch.ProjectSearchPipeline = self.orig_pipeline_class
+
+  def testSearch_ZeroResults(self):
+    self.services.mock_visible_results = []
+    page_data = self.servlet.GatherPageData(self.mr)
+    self.assertEqual([], page_data['projects'])
+
+  def testSearch_NonzeroResults(self):
+    self.services.mock_visible_results = [self.project_a, self.project_b]
+    page_data = self.servlet.GatherPageData(self.mr)
+    self.assertEqual(['a', 'b'],
+                     [pv.project_name for pv in page_data['projects']])
+
+  def testStarCounts(self):
+    """Test the display of star counts on each displayed project."""
+    self.services.mock_visible_results = [self.project_a, self.project_b]
+    # We go straight to the services layer because this is a test set up
+    # rather than an actual user request.
+    self.services.project_star.SetStar('fake cnxn', 1, 111, True)
+    self.services.project_star.SetStar('fake cnxn', 1, 222, True)
+    page_data = self.servlet.GatherPageData(self.mr)
+    project_view_a, project_view_b = page_data['projects']
+    self.assertEqual(2, project_view_a.num_stars)
+    self.assertEqual(0, project_view_b.num_stars)
+
+  def testStarredProjects(self):
+    self.services.mock_visible_results = [self.project_a, self.project_b]
+    self.services.project_star.SetStar('fake cnxn', 1, 111, True)
+    page_data = self.servlet.GatherPageData(self.mr)
+    project_view_a, project_view_b = page_data['projects']
+    self.assertTrue(project_view_a.starred)
+    self.assertFalse(project_view_b.starred)
+
+  def testGatherPageData(self):
+    mr = testing_helpers.MakeMonorailRequest()
+    page_data = self.servlet.GatherPageData(mr)
+    self.assertEqual(settings.learn_more_link, page_data['learn_more_link'])
+
+  def testGatherPageData_CanCreateProject(self):
+    mr = testing_helpers.MakeMonorailRequest()
+    mr.perms = permissions.PermissionSet([permissions.CREATE_PROJECT])
+    page_data = self.servlet.GatherPageData(mr)
+    self.assertEqual(
+      ezt.boolean(settings.project_creation_restriction ==
+                  site_pb2.UserTypeRestriction.ANYONE),
+      page_data['can_create_project'])
+
+    mr.perms = permissions.PermissionSet([])
+    page_data = self.servlet.GatherPageData(mr)
+    self.assertEqual(ezt.boolean(False), page_data['can_create_project'])
+
+  @mock.patch('settings.domain_to_default_project', {})
+  def testMaybeRedirectToDomainDefaultProject_NoMatch(self):
+    """No redirect if the user is not accessing via a configured domain."""
+    mr = testing_helpers.MakeMonorailRequest()
+    mr.request.host = 'example.com'
+    msg = self.servlet._MaybeRedirectToDomainDefaultProject(mr)
+    print('msg: ' + msg)
+    self.assertTrue(msg.startswith('No configured'))
+
+  @mock.patch('settings.domain_to_default_project', {'example.com': 'huh'})
+  def testMaybeRedirectToDomainDefaultProject_NoSuchProject(self):
+    """No redirect if the configured project does not exist."""
+    mr = testing_helpers.MakeMonorailRequest()
+    mr.request.host = 'example.com'
+    print('host is %r' % mr.request.host)
+    msg = self.servlet._MaybeRedirectToDomainDefaultProject(mr)
+    print('msg: ' + msg)
+    self.assertTrue(msg.endswith('not found'))
+
+  @mock.patch('settings.domain_to_default_project', {'example.com': 'a'})
+  def testMaybeRedirectToDomainDefaultProject_CantView(self):
+    """No redirect if the user can't view the configured project."""
+    self.project_a.access = project_pb2.ProjectAccess.MEMBERS_ONLY
+    mr = testing_helpers.MakeMonorailRequest()
+    mr.request.host = 'example.com'
+    msg = self.servlet._MaybeRedirectToDomainDefaultProject(mr)
+    print('msg: ' + msg)
+    self.assertTrue(msg.startswith('User cannot'))
+
+  @mock.patch('settings.domain_to_default_project', {'example.com': 'a'})
+  def testMaybeRedirectToDomainDefaultProject_Redirect(self):
+    """We redirect if there's a configured project that the user can view."""
+    mr = testing_helpers.MakeMonorailRequest()
+    mr.request.host = 'example.com'
+    self.servlet.redirect = mock.Mock()
+    msg = self.servlet._MaybeRedirectToDomainDefaultProject(mr)
+    print('msg: ' + msg)
+    self.assertTrue(msg.startswith('Redirected'))
+    self.servlet.redirect.assert_called_once()