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authorPatrick Cloke <clokep@users.noreply.github.com>2021-01-03 11:25:44 -0500
committerGitHub <noreply@github.com>2021-01-03 16:25:44 +0000
commit0eccf531466d762ede0dd365284a8465bfb18d0f (patch)
tree79e13f435e43d2483acee651a2ecfa75748b06c1 /tests
parentFix RoomDirectoryFederationTests and make them actually run (#8998) (diff)
downloadsynapse-0eccf531466d762ede0dd365284a8465bfb18d0f.tar.xz
Use the SSO handler helpers for CAS registration/login. (#8856)
Diffstat (limited to 'tests')
-rw-r--r--tests/handlers/test_cas.py121
1 files changed, 121 insertions, 0 deletions
diff --git a/tests/handlers/test_cas.py b/tests/handlers/test_cas.py
new file mode 100644
index 0000000000..bd7a1b6891
--- /dev/null
+++ b/tests/handlers/test_cas.py
@@ -0,0 +1,121 @@
+#  Copyright 2020 The Matrix.org Foundation C.I.C.
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+from mock import Mock
+
+from synapse.handlers.cas_handler import CasResponse
+
+from tests.test_utils import simple_async_mock
+from tests.unittest import HomeserverTestCase
+
+# These are a few constants that are used as config parameters in the tests.
+BASE_URL = "https://synapse/"
+SERVER_URL = "https://issuer/"
+
+
+class CasHandlerTestCase(HomeserverTestCase):
+    def default_config(self):
+        config = super().default_config()
+        config["public_baseurl"] = BASE_URL
+        cas_config = {
+            "enabled": True,
+            "server_url": SERVER_URL,
+            "service_url": BASE_URL,
+        }
+        config["cas_config"] = cas_config
+
+        return config
+
+    def make_homeserver(self, reactor, clock):
+        hs = self.setup_test_homeserver()
+
+        self.handler = hs.get_cas_handler()
+
+        # Reduce the number of attempts when generating MXIDs.
+        sso_handler = hs.get_sso_handler()
+        sso_handler._MAP_USERNAME_RETRIES = 3
+
+        return hs
+
+    def test_map_cas_user_to_user(self):
+        """Ensure that mapping the CAS user returned from a provider to an MXID works properly."""
+
+        # stub out the auth handler
+        auth_handler = self.hs.get_auth_handler()
+        auth_handler.complete_sso_login = simple_async_mock()
+
+        cas_response = CasResponse("test_user", {})
+        request = _mock_request()
+        self.get_success(
+            self.handler._handle_cas_response(request, cas_response, "redirect_uri", "")
+        )
+
+        # check that the auth handler got called as expected
+        auth_handler.complete_sso_login.assert_called_once_with(
+            "@test_user:test", request, "redirect_uri", None
+        )
+
+    def test_map_cas_user_to_existing_user(self):
+        """Existing users can log in with CAS account."""
+        store = self.hs.get_datastore()
+        self.get_success(
+            store.register_user(user_id="@test_user:test", password_hash=None)
+        )
+
+        # stub out the auth handler
+        auth_handler = self.hs.get_auth_handler()
+        auth_handler.complete_sso_login = simple_async_mock()
+
+        # Map a user via SSO.
+        cas_response = CasResponse("test_user", {})
+        request = _mock_request()
+        self.get_success(
+            self.handler._handle_cas_response(request, cas_response, "redirect_uri", "")
+        )
+
+        # check that the auth handler got called as expected
+        auth_handler.complete_sso_login.assert_called_once_with(
+            "@test_user:test", request, "redirect_uri", None
+        )
+
+        # Subsequent calls should map to the same mxid.
+        auth_handler.complete_sso_login.reset_mock()
+        self.get_success(
+            self.handler._handle_cas_response(request, cas_response, "redirect_uri", "")
+        )
+        auth_handler.complete_sso_login.assert_called_once_with(
+            "@test_user:test", request, "redirect_uri", None
+        )
+
+    def test_map_cas_user_to_invalid_localpart(self):
+        """CAS automaps invalid characters to base-64 encoding."""
+
+        # stub out the auth handler
+        auth_handler = self.hs.get_auth_handler()
+        auth_handler.complete_sso_login = simple_async_mock()
+
+        cas_response = CasResponse("föö", {})
+        request = _mock_request()
+        self.get_success(
+            self.handler._handle_cas_response(request, cas_response, "redirect_uri", "")
+        )
+
+        # check that the auth handler got called as expected
+        auth_handler.complete_sso_login.assert_called_once_with(
+            "@f=c3=b6=c3=b6:test", request, "redirect_uri", None
+        )
+
+
+def _mock_request():
+    """Returns a mock which will stand in as a SynapseRequest"""
+    return Mock(spec=["getClientIP", "get_user_agent"])