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authorreivilibre <oliverw@matrix.org>2022-04-11 10:05:43 +0100
committerGitHub <noreply@github.com>2022-04-11 10:05:43 +0100
commit85ca963c1add5ca12f59238a50dfc63df4846bb7 (patch)
treeb1fa9cc559c41a45b1bcd6e0c0ba9d41e6a5e884 /tests/module_api
parentCI: Fix the export-data job to run under poetry (#12418) (diff)
downloadsynapse-85ca963c1add5ca12f59238a50dfc63df4846bb7.tar.xz
Add Module API for reading and writing global account data. (#12391)
Diffstat (limited to 'tests/module_api')
-rw-r--r--tests/module_api/test_account_data_manager.py157
1 files changed, 157 insertions, 0 deletions
diff --git a/tests/module_api/test_account_data_manager.py b/tests/module_api/test_account_data_manager.py
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+++ b/tests/module_api/test_account_data_manager.py
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+# Copyright 2022 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 synapse.api.errors import SynapseError
+from synapse.rest import admin
+
+from tests.unittest import HomeserverTestCase
+
+
+class ModuleApiTestCase(HomeserverTestCase):
+    servlets = [
+        admin.register_servlets,
+    ]
+
+    def prepare(self, reactor, clock, homeserver) -> None:
+        self._store = homeserver.get_datastores().main
+        self._module_api = homeserver.get_module_api()
+        self._account_data_mgr = self._module_api.account_data_manager
+
+        self.user_id = self.register_user("kristina", "secret")
+
+    def test_get_global(self) -> None:
+        """
+        Tests that getting global account data through the module API works as
+        expected, including getting `None` for unset account data.
+        """
+        self.get_success(
+            self._store.add_account_data_for_user(
+                self.user_id, "test.data", {"wombat": True}
+            )
+        )
+
+        # Getting existent account data works as expected.
+        self.assertEqual(
+            self.get_success(
+                self._account_data_mgr.get_global(self.user_id, "test.data")
+            ),
+            {"wombat": True},
+        )
+
+        # Getting non-existent account data returns None.
+        self.assertIsNone(
+            self.get_success(
+                self._account_data_mgr.get_global(self.user_id, "no.data.at.all")
+            )
+        )
+
+    def test_get_global_validation(self) -> None:
+        """
+        Tests that invalid or remote user IDs are treated as errors and raised as exceptions,
+        whilst getting global account data for a user.
+
+        This is a design choice to try and communicate potential bugs to modules
+        earlier on.
+        """
+        with self.assertRaises(SynapseError):
+            self.get_success_or_raise(
+                self._account_data_mgr.get_global("this isn't a user id", "test.data")
+            )
+
+        with self.assertRaises(ValueError):
+            self.get_success_or_raise(
+                self._account_data_mgr.get_global("@valid.but:remote", "test.data")
+            )
+
+    def test_get_global_no_mutability(self) -> None:
+        """
+        Tests that modules can't introduce bugs into Synapse by mutating the result
+        of `get_global`.
+        """
+        # First add some account data to set up the test.
+        self.get_success(
+            self._store.add_account_data_for_user(
+                self.user_id, "test.data", {"wombat": True}
+            )
+        )
+
+        # Now request that data and then mutate it (out of negligence or otherwise).
+        the_data = self.get_success(
+            self._account_data_mgr.get_global(self.user_id, "test.data")
+        )
+        with self.assertRaises(TypeError):
+            # This throws an exception because it's a frozen dict.
+            the_data["wombat"] = False
+
+    def test_put_global(self) -> None:
+        """
+        Tests that written account data using `put_global` can be read out again later.
+        """
+
+        self.get_success(
+            self._module_api.account_data_manager.put_global(
+                self.user_id, "test.data", {"wombat": True}
+            )
+        )
+
+        # Request that account data from the normal store; check it's as we expect.
+        self.assertEqual(
+            self.get_success(
+                self._store.get_global_account_data_by_type_for_user(
+                    self.user_id, "test.data"
+                )
+            ),
+            {"wombat": True},
+        )
+
+    def test_put_global_validation(self) -> None:
+        """
+        Tests that a module can't write account data to user IDs that don't have
+        actual users registered to them.
+        Modules also must supply the correct types.
+        """
+
+        with self.assertRaises(SynapseError):
+            self.get_success_or_raise(
+                self._account_data_mgr.put_global(
+                    "this isn't a user id", "test.data", {}
+                )
+            )
+
+        with self.assertRaises(ValueError):
+            self.get_success_or_raise(
+                self._account_data_mgr.put_global("@valid.but:remote", "test.data", {})
+            )
+
+        with self.assertRaises(ValueError):
+            self.get_success_or_raise(
+                self._module_api.account_data_manager.put_global(
+                    "@notregistered:test", "test.data", {}
+                )
+            )
+
+        with self.assertRaises(TypeError):
+            # The account data type must be a string.
+            self.get_success_or_raise(
+                self._module_api.account_data_manager.put_global(
+                    self.user_id, 42, {}  # type: ignore
+                )
+            )
+
+        with self.assertRaises(TypeError):
+            # The account data dict must be a dict.
+            self.get_success_or_raise(
+                self._module_api.account_data_manager.put_global(
+                    self.user_id, "test.data", 42  # type: ignore
+                )
+            )