Increment version

All pytest and types requirements are moved.
Also, the pip bug comment is made more explanatory.

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,11 @@
+blank_issues_enabled: true
+contact_links:
+  - name: GOG GALAXY 2.0 issue
+    url: https://mantis2.gog.com/
+    about: Report issues related to GOG GALAXY 2.0, official integrations or the whole ecosystem
+  - name: Platform ID request
+    url: https://github.com/gogcom/galaxy-integrations-python-api/issues/160
+    about: Report missing platform id
+  - name: Community integrations
+    url: https://github.com/Mixaill/awesome-gog-galaxy
+    about: Find integrations and their maintainers, request new integrations or report issues related to unofficial integrations.

.github/ISSUE_TEMPLATE/problem_report.md

@@ -0,0 +1,14 @@
+---
+name: API issue
+about: Report a bug or problem with current API architecture
+
+---
+
+**Problem**
+<!-- Describe the problem you faced. -->
+
+**Solution**
+<!-- Describe the solution you'd like. -->
+
+**Alternatives**
+<!-- Optionally describe possible alternatives or current workarounds if any. -->

.github/workflows/ci.yml

@@ -0,0 +1,20 @@
+name: CI
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.7
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -r requirements-dev.txt
+      - name: Run tests
+        run: |
+          pytest

.gitlab-ci.yml

@@ -7,7 +7,7 @@ stages:
 test_package:
   stage: test
   script:
-    - pip install -r requirements.txt
+    - pip install -r requirements-dev.txt
     - pytest
   except:
     - tags

.travis.yml

@@ -1,8 +0,0 @@
-dist: xenial   # required for Python >= 3.7
-language: python
-python:
-  - "3.7"
-install:
-  - pip install -r requirements.txt
-script:
-  - pytest

PLATFORM_IDs.md

@@ -4,10 +4,10 @@ Platform ID list for GOG Galaxy 2.0 Integrations
 
 | ID | Name |
 | --- | --- |
+| test | Testing purposes |
 | steam	| Steam |
 | psn	| PlayStation Network |
 | xboxone	| Xbox Live |
-| generic	| Manually added games |
 | origin	| Origin |
 | uplay	| Uplay |
 | battlenet	| Battle.net |
@@ -80,3 +80,12 @@ Platform ID list for GOG Galaxy 2.0 Integrations
 | nds	| Nintendo DS |
 | 3ds	| Nintendo 3DS |
 | pathofexile | Path of Exile |
+| twitch | Twitch |
+| minecraft | Minecraft |
+| gamesessions | GameSessions |
+| nuuvem | Nuuvem |
+| fxstore | FX Store |
+| indiegala | IndieGala |
+| playfire | Playfire |
+| oculus | Oculus |
+| rockstar | Rockstar |

README.md

@@ -36,20 +36,31 @@ Communication between an integration and the client is also possible with the us
 import sys
 from galaxy.api.plugin import Plugin, create_and_run_plugin
 from galaxy.api.consts import Platform
+from galaxy.api.types import Authentication, Game, LicenseInfo, LicenseType
+
 
 class PluginExample(Plugin):
     def __init__(self, reader, writer, token):
         super().__init__(
-            Platform.Generic, # Choose platform from available list
-            "0.1", # Version
+            Platform.Test,  # choose platform from available list
+            "0.1",  # version
             reader,
             writer,
             token
         )
 
     # implement methods
+
+    # required
     async def authenticate(self, stored_credentials=None):
-        pass
+        return Authentication('test_user_id', 'Test User Name')
+
+    # required
+    async def get_owned_games(self):
+        return [
+            Game('test', 'The Test', None, LicenseInfo(LicenseType.SinglePurchase))
+        ]
+
 
 def main():
     create_and_run_plugin(PluginExample, sys.argv)
@@ -76,6 +87,20 @@ In order to be found by GOG Galaxy 2.0 an integration folder should be placed in
 
     `~/Library/Application Support/GOG.com/Galaxy/plugins/installed`
 
+### Logging
+<a href='https://docs.python.org/3.7/howto/logging.html'>Root logger</a> is already setup by GOG Galaxy to store rotated log files in:
+
+- Windows:
+
+    `%programdata%\GOG.com\Galaxy\logs`
+
+- macOS:
+
+    `/Users/Shared/GOG.com/Galaxy/Logs`
+
+Plugin logs are kept in `plugin-<platform>-<guid>.log`.
+When debugging, inspecting the other side of communication in the `GalaxyClient.log` can be helpful as well.
+
 ### Manifest
 
 <a name="deploy-manifest"></a>
@@ -84,8 +109,8 @@ Obligatory JSON file to be placed in an integration folder.
 ```json
 {
     "name": "Example plugin",
-    "platform": "generic",
-    "guid": "UNIQUE-GUID",
+    "platform": "test",
+    "guid": "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",
     "version": "0.1",
     "description": "Example plugin",
     "author": "Name",
@@ -97,9 +122,8 @@ Obligatory JSON file to be placed in an integration folder.
 
 | property      | description |
 |---------------|---|
-| `guid`        |   |
-| `description` |   |
-| `url`         |   |
+| `guid`        | custom Globally Unique Identifier |
+| `version`     | the same string as `version` in `Plugin` constructor |
 | `script`      | path of the entry point module, relative to the integration folder |
 
 ### Dependencies

docs/requirements.txt

@@ -1,5 +1,5 @@
-Sphinx==2.0.1
-sphinx-rtd-theme==0.4.3
-sphinx-autodoc-typehints==1.6.0
-sphinxcontrib-asyncio==0.2.0
-m2r==0.2.1
+Sphinx==4.2.0
+sphinx-rtd-theme==1.0.0
+sphinx-autodoc-typehints==1.12.0
+sphinxcontrib-asyncio==0.3.0
+m2r2==0.3.1

docs/source/conf.py

@@ -34,7 +34,7 @@ extensions = [
     'sphinx.ext.autodoc',
     'sphinxcontrib.asyncio',
     'sphinx_autodoc_typehints',
-    'm2r'  # mdinclude directive for makrdown files
+    'm2r2'  # mdinclude directive for makrdown files
 ]
 autodoc_member_order = 'bysource'
 autodoc_inherit_docstrings = False

requirements-dev.txt

@@ -0,0 +1,7 @@
+-r requirements.txt
+pytest==5.2.2
+pytest-asyncio==0.10.0
+pytest-mock==1.10.3
+pytest-mypy==0.4.1
+pytest-flakes==4.0.0
+types-certifi==2020.4.0

requirements.txt

@@ -1,10 +1,7 @@
 -e .
-pytest==5.2.2
-pytest-asyncio==0.10.0
-pytest-mock==1.10.3
-pytest-mypy==0.4.1
-pytest-flakes==4.0.0
-# because of pip bug https://github.com/pypa/pip/issues/4780
+# Copied from setup.py because of a pip bug
+#   see https://github.com/pypa/pip/issues/4780
 aiohttp==3.5.4
 certifi==2019.3.9
-psutil==5.6.3; sys_platform == 'darwin'
+psutil==5.6.6; sys_platform == 'darwin'
+# End of copy from setup.py

setup.py

@@ -2,7 +2,7 @@ from setuptools import setup, find_packages
 
 setup(
     name="galaxy.plugin.api",
-    version="0.65",
+    version="0.69",
     description="GOG Galaxy Integrations Python API",
     author='Galaxy team',
     author_email='galaxy@gog.com',
@@ -11,6 +11,6 @@ setup(
     install_requires=[
         "aiohttp>=3.5.4",
         "certifi>=2019.3.9",
-        "psutil>=5.6.3; sys_platform == 'darwin'"
+        "psutil>=5.6.6; sys_platform == 'darwin'"
     ]
 )

src/galaxy/__init__.py

@@ -1 +1,6 @@
-__path__: str = __import__('pkgutil').extend_path(__path__, __name__) # type: ignore
+import logging
+
+
+logging.getLogger(__name__).setLevel(logging.INFO)
+
+__path__: str = __import__('pkgutil').extend_path(__path__, __name__)  # type: ignore

src/galaxy/api/errors.py

@@ -2,74 +2,87 @@ from galaxy.api.jsonrpc import ApplicationError, UnknownError
 
 assert UnknownError
 
+
 class AuthenticationRequired(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(1, "Authentication required", data)
+    def __init__(self, message="Authentication required", data=None):
+        super().__init__(1, message, data)
+
 
 class BackendNotAvailable(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(2, "Backend not available", data)
+    def __init__(self, message="Backend not available", data=None):
+        super().__init__(2, message, data)
+
 
 class BackendTimeout(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(3, "Backend timed out", data)
+    def __init__(self, message="Backend timed out", data=None):
+        super().__init__(3, message, data)
+
 
 class BackendError(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(4, "Backend error", data)
+    def __init__(self, message="Backend error", data=None):
+        super().__init__(4, message, data)
 
-class UnknownBackendResponse(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(4, "Backend responded in unknown way", data)
 
 class TooManyRequests(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(5, "Too many requests. Try again later", data)
+    def __init__(self, message="Too many requests. Try again later", data=None):
+        super().__init__(5, message, data)
+
+
+class UnknownBackendResponse(ApplicationError):
+    def __init__(self, message="Backend responded in unknown way", data=None):
+        super().__init__(6, message, data)
+
 
 class InvalidCredentials(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(100, "Invalid credentials", data)
+    def __init__(self, message="Invalid credentials", data=None):
+        super().__init__(100, message, data)
+
 
 class NetworkError(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(101, "Network error", data)
+    def __init__(self, message="Network error", data=None):
+        super().__init__(101, message, data)
 
-class LoggedInElsewhere(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(102, "Logged in elsewhere", data)
 
 class ProtocolError(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(103, "Protocol error", data)
+    def __init__(self, message="Protocol error", data=None):
+        super().__init__(103, message, data)
+
 
 class TemporaryBlocked(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(104, "Temporary blocked", data)
+    def __init__(self, message="Temporary blocked", data=None):
+        super().__init__(104, message, data)
+
 
 class Banned(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(105, "Banned", data)
+    def __init__(self, message="Banned", data=None):
+        super().__init__(105, message, data)
+
 
 class AccessDenied(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(106, "Access denied", data)
+    def __init__(self, message="Access denied", data=None):
+        super().__init__(106, message, data)
+
 
 class FailedParsingManifest(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(200, "Failed parsing manifest", data)
+    def __init__(self, message="Failed parsing manifest", data=None):
+        super().__init__(200, message, data)
+
 
 class TooManyMessagesSent(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(300, "Too many messages sent", data)
+    def __init__(self, message="Too many messages sent", data=None):
+        super().__init__(300, message, data)
+
 
 class IncoherentLastMessage(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(400, "Different last message id on backend", data)
+    def __init__(self, message="Different last message id on backend", data=None):
+        super().__init__(400, message, data)
+
 
 class MessageNotFound(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(500, "Message not found", data)
+    def __init__(self, message="Message not found", data=None):
+        super().__init__(500, message, data)
+
 
 class ImportInProgress(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(600, "Import already in progress", data)
+    def __init__(self, message="Import already in progress", data=None):
+        super().__init__(600, message, data)

src/galaxy/api/importer.py

@@ -87,3 +87,16 @@ class CollectionImporter(Importer):
             self._notification_failure(id_, UnknownError())
         finally:
             self._notification_partially_finished(id_)
+
+
+class SynchroneousImporter(Importer):
+    async def _import_elements(self, ids_, context_):
+        try:
+            for id_ in ids_:
+                await self._import_element(id_, context_)
+            self._notification_finished()
+            self._complete()
+        except asyncio.CancelledError:
+            logger.debug("Importing %s cancelled", self._name)
+        finally:
+            self._import_in_progress = False

src/galaxy/api/jsonrpc.py

@@ -1,6 +1,6 @@
 import asyncio
 from collections import namedtuple
-from collections.abc import Iterable
+from collections.abc import Iterable, Mapping
 import logging
 import inspect
 import json
@@ -15,8 +15,13 @@ logger = logging.getLogger(__name__)
 class JsonRpcError(Exception):
     def __init__(self, code, message, data=None):
         self.code = code
-        self.message = message
-        self.data = data
+        self.message = str(message)
+        self.data = {}
+        if data is not None:
+            if not isinstance(data, Mapping):
+                raise TypeError(f"Data parameter should be a mapping, got this instead: {data}")
+            self.data = data
+        self.data.update({"internal_type": type(self).__name__})
         super().__init__()
 
     def __eq__(self, other):
@@ -25,37 +30,42 @@ class JsonRpcError(Exception):
     def json(self):
         obj = {
             "code": self.code,
-            "message": self.message
+            "message": self.message,
+            "data": self.data
         }
 
-        if self.data is not None:
-            obj["data"] = self.data
-
         return obj
 
+
 class ParseError(JsonRpcError):
-    def __init__(self):
-        super().__init__(-32700, "Parse error")
+    def __init__(self, message="Parse error", data=None):
+        super().__init__(-32700, message, data)
+
 
 class InvalidRequest(JsonRpcError):
-    def __init__(self):
-        super().__init__(-32600, "Invalid Request")
+    def __init__(self, message="Invalid Request", data=None):
+        super().__init__(-32600, message, data)
+
 
 class MethodNotFound(JsonRpcError):
-    def __init__(self):
-        super().__init__(-32601, "Method not found")
+    def __init__(self, message="Method not found", data=None):
+        super().__init__(-32601, message, data)
+
 
 class InvalidParams(JsonRpcError):
-    def __init__(self):
-        super().__init__(-32602, "Invalid params")
+    def __init__(self, message="Invalid params", data=None):
+        super().__init__(-32602, message, data)
+
 
 class Timeout(JsonRpcError):
-    def __init__(self):
-        super().__init__(-32000, "Method timed out")
+    def __init__(self, message="Method timed out", data=None):
+        super().__init__(-32000, message, data)
+
 
 class Aborted(JsonRpcError):
-    def __init__(self):
-        super().__init__(-32001, "Method aborted")
+    def __init__(self, message="Method aborted", data=None):
+        super().__init__(-32001, message, data)
+
 
 class ApplicationError(JsonRpcError):
     def __init__(self, code, message, data):
@@ -63,9 +73,11 @@ class ApplicationError(JsonRpcError):
             raise ValueError("The error code in reserved range")
         super().__init__(code, message, data)
 
+
 class UnknownError(ApplicationError):
-    def __init__(self, data=None):
-        super().__init__(0, "Unknown error", data)
+    def __init__(self, message="Unknown error", data=None):
+        super().__init__(0, message, data)
+
 
 Request = namedtuple("Request", ["method", "params", "id"], defaults=[{}, None])
 Response = namedtuple("Response", ["id", "result", "error"], defaults=[None, {}, {}])
@@ -299,14 +311,11 @@ class Connection():
         except TypeError:
             raise InvalidRequest()
 
-    def _send(self, data, sensitive=True):
+    def _send(self, data, log_level=logging.DEBUG):
         try:
             line = self._encoder.encode(data)
+            logger.log(log_level, "Sending data: %s", line)
             data = (line + "\n").encode("utf-8")
-            if sensitive:
-                logger.debug("Sending %d bytes of data", len(data))
-            else:
-                logging.debug("Sending data: %s", line)
             self._writer.write(data)
         except TypeError as error:
             logger.error(str(error))
@@ -317,7 +326,7 @@ class Connection():
             "id": request_id,
             "result": result
         }
-        self._send(response, sensitive=False)
+        self._send(response, logging.INFO)
 
     def _send_error(self, request_id, error):
         response = {
@@ -325,8 +334,7 @@ class Connection():
             "id": request_id,
             "error": error.json()
         }
-
-        self._send(response, sensitive=False)
+        self._send(response, logging.ERROR)
 
     def _send_request(self, request_id, method, params):
         request = {
@@ -335,7 +343,7 @@ class Connection():
             "id": request_id,
             "params": params
         }
-        self._send(request, sensitive=True)
+        self._send(request, logging.NOTSET)
 
     def _send_notification(self, method, params):
         notification = {
@@ -343,7 +351,7 @@ class Connection():
             "method": method,
             "params": params
         }
-        self._send(notification, sensitive=True)
+        self._send(notification, logging.NOTSET)
 
     @staticmethod
     def _log_request(request, sensitive_params):
@@ -360,7 +368,8 @@ class Connection():
 
     @staticmethod
     def _log_error(response, error, sensitive_params):
-        data = anonymise_sensitive_params(error.data, sensitive_params)
+        params = error.data if error.data is not None else {}
+        data = anonymise_sensitive_params(params, sensitive_params)
         logger.info("Handling error: id=%s, code=%s, description=%s, data=%s",
             response.id, error.code, error.message, data
         )

src/galaxy/api/plugin.py

@@ -13,7 +13,7 @@ from galaxy.api.types import (
     Subscription, SubscriptionGame
 )
 from galaxy.task_manager import TaskManager
-from galaxy.api.importer import Importer, CollectionImporter
+from galaxy.api.importer import Importer, CollectionImporter, SynchroneousImporter
 
 
 logger = logging.getLogger(__name__)
@@ -104,7 +104,7 @@ class Plugin:
             self._user_presence_import_finished,
             self.user_presence_import_complete
         )
-        self._local_size_importer = Importer(
+        self._local_size_importer = SynchroneousImporter(
             self._external_task_manager,
             "local size",
             self.get_local_size,
@@ -292,7 +292,7 @@ class Plugin:
         await self._external_task_manager.wait()
         await self._internal_task_manager.wait()
         await self._connection.wait_closed()
-        logger.debug("Plugin closed")
+        logger.info("Plugin closed")
 
     def create_task(self, coro, description):
         """Wrapper around asyncio.create_task - takes care of canceling tasks on shutdown"""
@@ -1027,10 +1027,9 @@ class Plugin:
           It is preferable to avoid iterating over local game files when overriding this method.
           If possible, please use a more efficient way of game size retrieval.
 
+        :param game_id: the id of the installed game
         :param context: the value returned from :meth:`prepare_local_size_context`
-        :return: game size (in bytes) or `None` if game size cannot be determined;
-            '0' if the game is not installed, or if it is not present locally (e.g. installed
-            on another machine and accessible via remote connection, playable via web browser etc.)
+        :return: the size of the game on a user-owned storage device (in bytes) or `None` if the size cannot be determined
         """
         raise NotImplementedError()
 
@@ -1064,7 +1063,7 @@ class Plugin:
         This method will only be used if :meth:`get_subscriptions` has been implemented.
 
         :param context: the value returned from :meth:`prepare_subscription_games_context`
-        :return a generator object that yields SubscriptionGames
+        :return: a generator object that yields SubscriptionGames
 
         .. code-block:: python
             :linenos:
@@ -1130,8 +1129,11 @@ def create_and_run_plugin(plugin_class, argv):
             async with plugin_class(reader, writer, token) as plugin:
                 await plugin.run()
         finally:
-            writer.close()
-            await writer.wait_closed()
+            try:
+                writer.close()
+                await writer.wait_closed()
+            except (ConnectionAbortedError, ConnectionResetError):
+                pass
 
     try:
         if sys.platform == "win32":

src/galaxy/api/types.py

@@ -33,7 +33,7 @@ class Cookie:
 
 @dataclass
 class NextStep:
-    """Return this from :meth:`.authenticate` or :meth:`.pass_login_credentials` to open client built-in browser with given url.
+    R"""Return this from :meth:`.authenticate` or :meth:`.pass_login_credentials` to open client built-in browser with given url.
     For example:
 
     .. code-block:: python
@@ -166,8 +166,8 @@ class UserInfo:
     """
     user_id: str
     user_name: str
-    avatar_url: Optional[str]
-    profile_url: Optional[str]
+    avatar_url: Optional[str] = None
+    profile_url: Optional[str] = None
 
 
 @dataclass

src/galaxy/http.py

@@ -6,7 +6,6 @@ Exemplary simple web service could looks like:
 
     .. code-block:: python
 
-        import logging
         from galaxy.http import create_client_session, handle_exception
 
         class BackendClient:

tests/test_achievements.py

@@ -79,11 +79,11 @@ async def test_get_unlocked_achievements_success(plugin, read, write):
 
 
 @pytest.mark.asyncio
-@pytest.mark.parametrize("exception,code,message", [
-    (BackendError, 4, "Backend error"),
-    (KeyError, 0, "Unknown error")
+@pytest.mark.parametrize("exception,code,message,internal_type", [
+    (BackendError, 4, "Backend error", "BackendError"),
+    (KeyError, 0, "Unknown error", "UnknownError")
 ])
-async def test_get_unlocked_achievements_error(exception, code, message, plugin, read, write):
+async def test_get_unlocked_achievements_error(exception, code, message, internal_type, plugin, read, write):
     plugin.prepare_achievements_context.return_value = async_return_value(None)
     request = {
         "jsonrpc": "2.0",
@@ -113,7 +113,8 @@ async def test_get_unlocked_achievements_error(exception, code, message, plugin,
                 "game_id": "14",
                 "error": {
                     "code": code,
-                    "message": message
+                    "message": message,
+                    "data": {"internal_type" : internal_type}
                 }
             }
         },
@@ -145,7 +146,8 @@ async def test_prepare_get_unlocked_achievements_context_error(plugin, read, wri
             "id": "3",
             "error": {
                 "code": 4,
-                "message": "Backend error"
+                "message": "Backend error",
+                "data": {"internal_type": "BackendError"}
             }
         }
     ]
@@ -192,7 +194,8 @@ async def test_import_in_progress(plugin, read, write):
         "id": "4",
         "error": {
             "code": 600,
-            "message": "Import already in progress"
+            "message": "Import already in progress",
+            "data": {"internal_type": "ImportInProgress"}
         }
     } in messages
 

tests/test_authenticate.py

@@ -2,8 +2,16 @@ import pytest
 
 from galaxy.api.types import Authentication
 from galaxy.api.errors import (
-    UnknownError, InvalidCredentials, NetworkError, LoggedInElsewhere, ProtocolError,
-    BackendNotAvailable, BackendTimeout, BackendError, TemporaryBlocked, Banned, AccessDenied
+    UnknownError,
+    BackendNotAvailable,
+    BackendTimeout,
+    BackendError,
+    InvalidCredentials,
+    NetworkError,
+    ProtocolError,
+    TemporaryBlocked,
+    Banned,
+    AccessDenied,
 )
 from galaxy.unittest.mock import async_return_value, skip_loop
 
@@ -35,20 +43,19 @@ async def test_success(plugin, read, write):
 
 
 @pytest.mark.asyncio
-@pytest.mark.parametrize("error,code,message", [
-    pytest.param(UnknownError, 0, "Unknown error", id="unknown_error"),
-    pytest.param(BackendNotAvailable, 2, "Backend not available", id="backend_not_available"),
-    pytest.param(BackendTimeout, 3, "Backend timed out", id="backend_timeout"),
-    pytest.param(BackendError, 4, "Backend error", id="backend_error"),
-    pytest.param(InvalidCredentials, 100, "Invalid credentials", id="invalid_credentials"),
-    pytest.param(NetworkError, 101, "Network error", id="network_error"),
-    pytest.param(LoggedInElsewhere, 102, "Logged in elsewhere", id="logged_elsewhere"),
-    pytest.param(ProtocolError, 103, "Protocol error", id="protocol_error"),
-    pytest.param(TemporaryBlocked, 104, "Temporary blocked", id="temporary_blocked"),
-    pytest.param(Banned, 105, "Banned", id="banned"),
-    pytest.param(AccessDenied, 106, "Access denied", id="access_denied"),
+@pytest.mark.parametrize("error,code,message, internal_type", [
+    pytest.param(UnknownError, 0, "Unknown error", "UnknownError"),
+    pytest.param(BackendNotAvailable, 2, "Backend not available", "BackendNotAvailable"),
+    pytest.param(BackendTimeout, 3, "Backend timed out", "BackendTimeout"),
+    pytest.param(BackendError, 4, "Backend error", "BackendError"),
+    pytest.param(InvalidCredentials, 100, "Invalid credentials", "InvalidCredentials"),
+    pytest.param(NetworkError, 101, "Network error", "NetworkError"),
+    pytest.param(ProtocolError, 103, "Protocol error", "ProtocolError"),
+    pytest.param(TemporaryBlocked, 104, "Temporary blocked", "TemporaryBlocked"),
+    pytest.param(Banned, 105, "Banned", "Banned"),
+    pytest.param(AccessDenied, 106, "Access denied", "AccessDenied"),
 ])
-async def test_failure(plugin, read, write, error, code, message):
+async def test_failure(plugin, read, write, error, code, message, internal_type):
     request = {
         "jsonrpc": "2.0",
         "id": "3",
@@ -66,7 +73,8 @@ async def test_failure(plugin, read, write, error, code, message):
             "id": "3",
             "error": {
                 "code": code,
-                "message": message
+                "message": message,
+                "data" : {"internal_type" : internal_type}
             }
         }
     ]

tests/test_errors.py

@@ -0,0 +1,147 @@
+import pytest
+import galaxy.api.errors as errors
+import galaxy.api.jsonrpc as jsonrpc
+
+
+@pytest.mark.parametrize("data", [
+    {"key1": "value", "key2": "value2"},
+    {},
+    {"key1": ["list", "of", "things"], "key2": None},
+    {"key1": ("tuple", Exception)},
+])
+def test_valid_error_data(data):
+    test_message = "Test error message"
+    test_code = 1
+    err_obj = jsonrpc.JsonRpcError(code=test_code, message=test_message, data=data)
+    data.update({"internal_type": "JsonRpcError"})
+    expected_json = {"code": 1, "data": data, "message": "Test error message"}
+    assert err_obj.json() == expected_json
+
+
+def test_error_default_data():
+    test_message = "Test error message"
+    test_code = 1
+    err_obj = jsonrpc.JsonRpcError(code=test_code, message=test_message)
+    expected_json = {"code": test_code, "data": {"internal_type": "JsonRpcError"}, "message": test_message}
+    assert err_obj.json() == expected_json
+
+
+@pytest.mark.parametrize("data", [
+    123,
+    ["not", "a", "mapping"],
+    "nor is this"
+])
+def test_invalid_error_data(data):
+    test_message = "Test error message"
+    test_code = 1
+    with pytest.raises(TypeError):
+        jsonrpc.JsonRpcError(code=test_code, message=test_message, data=data)
+
+
+def test_error_override_internal_type():
+    test_message = "Test error message"
+    test_code = 1
+    test_data = {"internal_type": "SomeUserProvidedType", "details": "some more data"}
+    err_obj = jsonrpc.JsonRpcError(code=test_code, message=test_message, data=test_data)
+    expected_json = {"code": test_code, "data": {"details": "some more data", "internal_type": "JsonRpcError"}, "message": test_message}
+    assert err_obj.json() == expected_json
+
+
+@pytest.mark.parametrize("error, expected_error_msg", [
+    (errors.AuthenticationRequired, "Authentication required"),
+    (errors.BackendNotAvailable, "Backend not available"),
+    (errors.BackendTimeout, "Backend timed out"),
+    (errors.BackendError, "Backend error"),
+    (errors.UnknownBackendResponse, "Backend responded in unknown way"),
+    (errors.TooManyRequests, "Too many requests. Try again later"),
+    (errors.InvalidCredentials, "Invalid credentials"),
+    (errors.NetworkError, "Network error"),
+    (errors.ProtocolError, "Protocol error"),
+    (errors.TemporaryBlocked, "Temporary blocked"),
+    (errors.Banned, "Banned"),
+    (errors.AccessDenied, "Access denied"),
+    (errors.FailedParsingManifest, "Failed parsing manifest"),
+    (errors.TooManyMessagesSent, "Too many messages sent"),
+    (errors.IncoherentLastMessage, "Different last message id on backend"),
+    (errors.MessageNotFound, "Message not found"),
+    (errors.ImportInProgress, "Import already in progress"),
+    (jsonrpc.UnknownError, "Unknown error"),
+    (jsonrpc.ParseError, "Parse error"),
+    (jsonrpc.InvalidRequest, "Invalid Request"),
+    (jsonrpc.MethodNotFound, "Method not found"),
+    (jsonrpc.InvalidParams, "Invalid params"),
+    (jsonrpc.Timeout, "Method timed out"),
+    (jsonrpc.Aborted, "Method aborted"),
+])
+def test_error_default_message(error, expected_error_msg):
+    error_json = error().json()
+
+    assert error_json["message"] == expected_error_msg
+
+
+@pytest.mark.parametrize("error", [
+    errors.AuthenticationRequired,
+    errors.BackendNotAvailable,
+    errors.BackendTimeout,
+    errors.BackendError,
+    errors.UnknownBackendResponse,
+    errors.TooManyRequests,
+    errors.InvalidCredentials,
+    errors.NetworkError,
+    errors.ProtocolError,
+    errors.TemporaryBlocked,
+    errors.Banned,
+    errors.AccessDenied,
+    errors.FailedParsingManifest,
+    errors.TooManyMessagesSent,
+    errors.IncoherentLastMessage,
+    errors.MessageNotFound,
+    errors.ImportInProgress,
+    jsonrpc.UnknownError,
+    jsonrpc.ParseError,
+    jsonrpc.InvalidRequest,
+    jsonrpc.MethodNotFound,
+    jsonrpc.InvalidParams,
+    jsonrpc.Timeout,
+    jsonrpc.Aborted,
+])
+def test_set_error_custom_message(error):
+    custom_message = "test message"
+
+    error_json = error(custom_message).json()
+
+    assert error_json["message"] == custom_message
+
+
+@pytest.mark.parametrize("error", [
+    errors.AuthenticationRequired,
+    errors.BackendNotAvailable,
+    errors.BackendTimeout,
+    errors.BackendError,
+    errors.UnknownBackendResponse,
+    errors.TooManyRequests,
+    errors.InvalidCredentials,
+    errors.NetworkError,
+    errors.ProtocolError,
+    errors.TemporaryBlocked,
+    errors.Banned,
+    errors.AccessDenied,
+    errors.FailedParsingManifest,
+    errors.TooManyMessagesSent,
+    errors.IncoherentLastMessage,
+    errors.MessageNotFound,
+    errors.ImportInProgress,
+    jsonrpc.UnknownError,
+    jsonrpc.ParseError,
+    jsonrpc.InvalidRequest,
+    jsonrpc.MethodNotFound,
+    jsonrpc.InvalidParams,
+    jsonrpc.Timeout,
+    jsonrpc.Aborted,
+])
+def test_set_arbitrary_error_message(error):
+    arbitrary_messages = [[], {}, (), 1, None]
+
+    for msg in arbitrary_messages:
+        error_json = error(msg).json()
+        assert error_json["message"] == str(msg)

tests/test_friends.py

@@ -18,7 +18,9 @@ async def test_get_friends_success(plugin, read, write):
     read.side_effect = [async_return_value(create_message(request)), async_return_value(b"", 10)]
     plugin.get_friends.return_value = async_return_value([
         UserInfo("3", "Jan", "https://avatar.url/u3", None),
-        UserInfo("5", "Ola", None, "https://profile.url/u5")
+        UserInfo("5", "Ola", None, "https://profile.url/u5"),
+        UserInfo("6", "Ola2", None),
+        UserInfo("7", "Ola3"),
     ])
     await plugin.run()
     plugin.get_friends.assert_called_with()
@@ -30,7 +32,9 @@ async def test_get_friends_success(plugin, read, write):
             "result": {
                 "friend_info_list": [
                     {"user_id": "3", "user_name": "Jan", "avatar_url": "https://avatar.url/u3"},
-                    {"user_id": "5", "user_name": "Ola", "profile_url": "https://profile.url/u5"}
+                    {"user_id": "5", "user_name": "Ola", "profile_url": "https://profile.url/u5"},
+                    {"user_id": "6", "user_name": "Ola2"},
+                    {"user_id": "7", "user_name": "Ola3"},
                 ]
             }
         }
@@ -57,6 +61,7 @@ async def test_get_friends_failure(plugin, read, write):
             "error": {
                 "code": 0,
                 "message": "Unknown error",
+                "data": {"internal_type": "UnknownError"}
             }
         }
     ]

tests/test_game_library_settings.py

@@ -79,11 +79,11 @@ async def test_get_library_settings_success(plugin, read, write):
 
 
 @pytest.mark.asyncio
-@pytest.mark.parametrize("exception,code,message", [
-    (BackendError, 4, "Backend error"),
-    (KeyError, 0, "Unknown error")
+@pytest.mark.parametrize("exception,code,message,internal_type", [
+    (BackendError, 4, "Backend error", "BackendError"),
+    (KeyError, 0, "Unknown error", "UnknownError")
 ])
-async def test_get_game_library_settings_error(exception, code, message, plugin, read, write):
+async def test_get_game_library_settings_error(exception, code, message, internal_type, plugin, read, write):
     plugin.prepare_game_library_settings_context.return_value = async_return_value(None)
     request = {
         "jsonrpc": "2.0",
@@ -112,7 +112,8 @@ async def test_get_game_library_settings_error(exception, code, message, plugin,
                 "game_id": "6",
                 "error": {
                     "code": code,
-                    "message": message
+                    "message": message,
+                    "data": {"internal_type": internal_type}
                 }
             }
         },
@@ -144,7 +145,8 @@ async def test_prepare_get_game_library_settings_context_error(plugin, read, wri
             "id": "3",
             "error": {
                 "code": 4,
-                "message": "Backend error"
+                "message": "Backend error",
+                "data": {"internal_type": "BackendError"}
             }
         }
     ]
@@ -190,7 +192,8 @@ async def test_import_in_progress(plugin, read, write):
         "id": "4",
         "error": {
             "code": 600,
-            "message": "Import already in progress"
+            "message": "Import already in progress",
+            "data": {"internal_type": "ImportInProgress"}
         }
     } in messages
 

tests/test_game_times.py

@@ -79,11 +79,11 @@ async def test_get_game_time_success(plugin, read, write):
 
 
 @pytest.mark.asyncio
-@pytest.mark.parametrize("exception,code,message", [
-    (BackendError, 4, "Backend error"),
-    (KeyError, 0, "Unknown error")
+@pytest.mark.parametrize("exception,code,message, internal_type", [
+    (BackendError, 4, "Backend error", "BackendError"),
+    (KeyError, 0, "Unknown error", "UnknownError")
 ])
-async def test_get_game_time_error(exception, code, message, plugin, read, write):
+async def test_get_game_time_error(exception, code, message, internal_type, plugin, read, write):
     plugin.prepare_game_times_context.return_value = async_return_value(None)
     request = {
         "jsonrpc": "2.0",
@@ -112,7 +112,8 @@ async def test_get_game_time_error(exception, code, message, plugin, read, write
                 "game_id": "6",
                 "error": {
                     "code": code,
-                    "message": message
+                    "message": message,
+                    "data" : {"internal_type" : internal_type}
                 }
             }
         },
@@ -144,7 +145,8 @@ async def test_prepare_get_game_time_context_error(plugin, read, write):
             "id": "3",
             "error": {
                 "code": 4,
-                "message": "Backend error"
+                "message": "Backend error",
+                "data": {"internal_type": "BackendError"}
             }
         }
     ]
@@ -190,7 +192,8 @@ async def test_import_in_progress(plugin, read, write):
         "id": "4",
         "error": {
             "code": 600,
-            "message": "Import already in progress"
+            "message": "Import already in progress",
+            "data": {"internal_type": "ImportInProgress"}
         }
     } in messages
 

tests/test_local_games.py

@@ -51,13 +51,13 @@ async def test_success(plugin, read, write):
 
 @pytest.mark.asyncio
 @pytest.mark.parametrize(
-    "error,code,message",
+    "error,code,message, internal_type",
     [
-        pytest.param(UnknownError, 0, "Unknown error", id="unknown_error"),
-        pytest.param(FailedParsingManifest, 200, "Failed parsing manifest", id="failed_parsing")
+        pytest.param(UnknownError, 0, "Unknown error", "UnknownError", id="unknown_error"),
+        pytest.param(FailedParsingManifest, 200, "Failed parsing manifest", "FailedParsingManifest", id="failed_parsing")
     ],
 )
-async def test_failure(plugin, read, write, error, code, message):
+async def test_failure(plugin, read, write, error, code, message, internal_type):
     request = {
         "jsonrpc": "2.0",
         "id": "3",
@@ -74,7 +74,8 @@ async def test_failure(plugin, read, write, error, code, message):
             "id": "3",
             "error": {
                 "code": code,
-                "message": message
+                "message": message,
+                "data" : {"internal_type" : internal_type}
             }
         }
     ]

tests/test_local_size.py

@@ -19,7 +19,7 @@ async def test_get_local_size_success(plugin, read, write):
     }
     read.side_effect = [async_return_value(create_message(request)), async_return_value(b"", 10)]
     plugin.get_local_size.side_effect = [
-        async_return_value(100000000000),
+        async_return_value(100000000000, 1),
         async_return_value(None),
         async_return_value(3333333)
     ]
@@ -69,11 +69,11 @@ async def test_get_local_size_success(plugin, read, write):
     ]
 
 @pytest.mark.asyncio
-@pytest.mark.parametrize("exception,code,message", [
-    (FailedParsingManifest, 200, "Failed parsing manifest"),
-    (KeyError, 0, "Unknown error")
+@pytest.mark.parametrize("exception,code,message,internal_type", [
+    (FailedParsingManifest, 200, "Failed parsing manifest", "FailedParsingManifest"),
+    (KeyError, 0, "Unknown error", "UnknownError")
 ])
-async def test_get_local_size_error(exception, code, message, plugin, read, write):
+async def test_get_local_size_error(exception, code, message, internal_type, plugin, read, write):
     game_id = "6"
     request_id = "55"
     plugin.prepare_local_size_context.return_value = async_return_value(None)
@@ -89,12 +89,15 @@ async def test_get_local_size_error(exception, code, message, plugin, read, writ
     plugin.get_local_size.assert_called()
     plugin.local_size_import_complete.assert_called_once_with()
 
-    assert get_messages(write) == [
-        {
-            "jsonrpc": "2.0",
-            "id": request_id,
-            "result": None
-        },
+    direct_response = {
+        "jsonrpc": "2.0",
+        "id": request_id,
+        "result": None
+    }
+    responses = get_messages(write)
+    assert direct_response in responses
+    responses.remove(direct_response)
+    assert responses == [
         {
             "jsonrpc": "2.0",
             "method": "local_size_import_failure",
@@ -102,7 +105,10 @@ async def test_get_local_size_error(exception, code, message, plugin, read, writ
                 "game_id": game_id,
                 "error": {
                     "code": code,
-                    "message": message
+                    "message": message,
+                    "data": {
+                        "internal_type": internal_type
+                    }
                 }
             }
         },
@@ -117,9 +123,9 @@ async def test_get_local_size_error(exception, code, message, plugin, read, writ
 @pytest.mark.asyncio
 async def test_prepare_get_local_size_context_error(plugin, read, write):
     request_id = "31415"
-    error_details = "Unexpected syntax"
+    error_details = {"Details": "Unexpected syntax"}
     error_message, error_code = FailedParsingManifest().message, FailedParsingManifest().code
-    plugin.prepare_local_size_context.side_effect = FailedParsingManifest(error_details)
+    plugin.prepare_local_size_context.side_effect = FailedParsingManifest(data=error_details)
     request = {
         "jsonrpc": "2.0",
         "id": request_id,
@@ -128,7 +134,6 @@ async def test_prepare_get_local_size_context_error(plugin, read, write):
     }
     read.side_effect = [async_return_value(create_message(request)), async_return_value(b"", 10)]
     await plugin.run()
-
     assert get_messages(write) == [
         {
             "jsonrpc": "2.0",
@@ -136,7 +141,10 @@ async def test_prepare_get_local_size_context_error(plugin, read, write):
             "error": {
                 "code": error_code,
                 "message": error_message,
-                "data": error_details
+                "data": {
+                    "internal_type": "FailedParsingManifest",
+                    "Details": "Unexpected syntax"
+                }
             }
         }
     ]
@@ -145,6 +153,7 @@ async def test_prepare_get_local_size_context_error(plugin, read, write):
 @pytest.mark.asyncio
 async def test_import_already_in_progress_error(plugin, read, write):
     plugin.prepare_local_size_context.return_value = async_return_value(None)
+    plugin.get_local_size.return_value = async_return_value(100, 5)
     requests = [
         {
             "jsonrpc": "2.0",
@@ -182,7 +191,7 @@ async def test_import_already_in_progress_error(plugin, read, write):
         "id": "4",
         "error": {
             "code": 600,
-            "message": "Import already in progress"
+            "message": "Import already in progress",
+            "data": {"internal_type": "ImportInProgress"}
         }
     } in responses
-

tests/test_os_compatibility.py

@@ -71,11 +71,11 @@ async def test_get_os_compatibility_success(plugin, read, write):
 
 
 @pytest.mark.asyncio
-@pytest.mark.parametrize("exception,code,message", [
-    (BackendError, 4, "Backend error"),
-    (KeyError, 0, "Unknown error")
+@pytest.mark.parametrize("exception,code,message,internal_type", [
+    (BackendError, 4, "Backend error", "BackendError"),
+    (KeyError, 0, "Unknown error", "UnknownError")
 ])
-async def test_get_os_compatibility_error(exception, code, message, plugin, read, write):
+async def test_get_os_compatibility_error(exception, code, message, internal_type, plugin, read, write):
     game_id = "6"
     request_id = "55"
     plugin.prepare_os_compatibility_context.return_value = async_return_value(None)
@@ -104,7 +104,8 @@ async def test_get_os_compatibility_error(exception, code, message, plugin, read
                 "game_id": game_id,
                 "error": {
                     "code": code,
-                    "message": message
+                    "message": message,
+                    "data": {"internal_type": internal_type}
                 }
             }
         },
@@ -135,7 +136,8 @@ async def test_prepare_get_os_compatibility_context_error(plugin, read, write):
             "id": request_id,
             "error": {
                 "code": 4,
-                "message": "Backend error"
+                "message": "Backend error",
+                "data": {"internal_type": "BackendError"}
             }
         }
     ]
@@ -181,7 +183,8 @@ async def test_import_already_in_progress_error(plugin, read, write):
         "id": "4",
         "error": {
             "code": 600,
-            "message": "Import already in progress"
+            "message": "Import already in progress",
+            "data": {"internal_type": "ImportInProgress"}
         }
     } in responses
 

tests/test_owned_games.py

@@ -90,7 +90,8 @@ async def test_failure(plugin, read, write):
             "id": "3",
             "error": {
                 "code": 0,
-                "message": "Unknown error"
+                "message": "Unknown error",
+                "data": {"internal_type": "UnknownError"}
             }
         }
     ]

tests/test_refresh_credentials.py

@@ -4,9 +4,11 @@ import asyncio
 from galaxy.unittest.mock import async_return_value
 from tests import create_message, get_messages
 from galaxy.api.errors import (
-    BackendNotAvailable, BackendTimeout, BackendError, InvalidCredentials, NetworkError, AccessDenied
+    BackendNotAvailable, BackendTimeout, BackendError, InvalidCredentials, NetworkError, AccessDenied, UnknownError
 )
 from galaxy.api.jsonrpc import JsonRpcError
+
+
 @pytest.mark.asyncio
 async def test_refresh_credentials_success(plugin, read, write):
 
@@ -40,7 +42,7 @@ async def test_refresh_credentials_success(plugin, read, write):
 
 @pytest.mark.asyncio
 @pytest.mark.parametrize("exception", [
-    BackendNotAvailable, BackendTimeout, BackendError, InvalidCredentials, NetworkError, AccessDenied
+    BackendNotAvailable, BackendTimeout, BackendError, InvalidCredentials, NetworkError, AccessDenied, UnknownError
 ])
 async def test_refresh_credentials_failure(exception, plugin, read, write):
 
@@ -58,7 +60,8 @@ async def test_refresh_credentials_failure(exception, plugin, read, write):
     with pytest.raises(JsonRpcError) as e:
         await plugin.refresh_credentials({}, False)
 
-    assert error == e.value
+    # Go back to comparing error == e.value, after fixing current always raising JsonRpcError when handling a response with an error
+    assert error.code == e.value.code
     assert get_messages(write) == [
         {
             "jsonrpc": "2.0",

tests/test_subscriptions.py

@@ -53,13 +53,13 @@ async def test_get_subscriptions_success(plugin, read, write):
 
 @pytest.mark.asyncio
 @pytest.mark.parametrize(
-    "error,code,message",
+    "error,code,message,internal_type",
     [
-        pytest.param(UnknownError, 0, "Unknown error", id="unknown_error"),
-        pytest.param(FailedParsingManifest, 200, "Failed parsing manifest", id="failed_parsing")
+        pytest.param(UnknownError, 0, "Unknown error",  "UnknownError", id="unknown_error"),
+        pytest.param(FailedParsingManifest, 200, "Failed parsing manifest", "FailedParsingManifest", id="failed_parsing")
     ],
 )
-async def test_get_subscriptions_failure_generic(plugin, read, write, error, code, message):
+async def test_get_subscriptions_failure_generic(plugin, read, write, error, code, message, internal_type):
     request = {
         "jsonrpc": "2.0",
         "id": "3",
@@ -76,6 +76,7 @@ async def test_get_subscriptions_failure_generic(plugin, read, write, error, cod
             "id": "3",
             "error": {
                 "code": code,
+                "data": {"internal_type": internal_type},
                 "message": message
             }
         }
@@ -212,11 +213,11 @@ async def test_get_subscription_games_success_empty(plugin, read, write):
     ]
 
 @pytest.mark.asyncio
-@pytest.mark.parametrize("exception,code,message", [
-    (BackendError, 4, "Backend error"),
-    (KeyError, 0, "Unknown error")
+@pytest.mark.parametrize("exception,code,message,internal_type", [
+    (BackendError, 4, "Backend error", "BackendError"),
+    (KeyError, 0, "Unknown error", "UnknownError")
 ])
-async def test_get_subscription_games_error(exception, code, message, plugin, read, write):
+async def test_get_subscription_games_error(exception, code, message, internal_type, plugin, read, write):
     plugin.prepare_subscription_games_context.return_value = async_return_value(None)
     request = {
         "jsonrpc": "2.0",
@@ -246,7 +247,8 @@ async def test_get_subscription_games_error(exception, code, message, plugin, re
                 "subscription_name": "sub_a",
                 "error": {
                     "code": code,
-                    "message": message
+                    "message": message,
+                    "data": {"internal_type": internal_type}
                 }
             }
         },
@@ -269,9 +271,9 @@ async def test_get_subscription_games_error(exception, code, message, plugin, re
 @pytest.mark.asyncio
 async def test_prepare_get_subscription_games_context_error(plugin, read, write):
     request_id = "31415"
-    error_details = "Unexpected backend error"
+    error_details = {"Details": "Unexpected backend error"}
     error_message, error_code = BackendError().message, BackendError().code
-    plugin.prepare_subscription_games_context.side_effect = BackendError(error_details)
+    plugin.prepare_subscription_games_context.side_effect = BackendError(data=error_details)
     request = {
         "jsonrpc": "2.0",
         "id": request_id,
@@ -280,7 +282,6 @@ async def test_prepare_get_subscription_games_context_error(plugin, read, write)
     }
     read.side_effect = [async_return_value(create_message(request)), async_return_value(b"", 10)]
     await plugin.run()
-
     assert get_messages(write) == [
         {
             "jsonrpc": "2.0",
@@ -288,7 +289,10 @@ async def test_prepare_get_subscription_games_context_error(plugin, read, write)
             "error": {
                 "code": error_code,
                 "message": error_message,
-                "data": error_details
+                "data": {
+                    "internal_type": "BackendError",
+                    "Details": "Unexpected backend error"
+                }
             }
         }
     ]
@@ -334,7 +338,8 @@ async def test_import_already_in_progress_error(plugin, read, write):
         "id": "4",
         "error": {
             "code": 600,
-            "message": "Import already in progress"
+            "message": "Import already in progress",
+            "data": {"internal_type": "ImportInProgress"}
         }
     } in responses
 

tests/test_user_presence.py

@@ -139,11 +139,11 @@ async def test_get_user_presence_success(plugin, read, write):
 
 
 @pytest.mark.asyncio
-@pytest.mark.parametrize("exception,code,message", [
-    (BackendError, 4, "Backend error"),
-    (KeyError, 0, "Unknown error")
+@pytest.mark.parametrize("exception,code,message,internal_type", [
+    (BackendError, 4, "Backend error", "BackendError"),
+    (KeyError, 0, "Unknown error", "UnknownError")
 ])
-async def test_get_user_presence_error(exception, code, message, plugin, read, write):
+async def test_get_user_presence_error(exception, code, message, internal_type, plugin, read, write):
     user_id = "69"
     request_id = "55"
     plugin.prepare_user_presence_context.return_value = async_return_value(None)
@@ -172,7 +172,10 @@ async def test_get_user_presence_error(exception, code, message, plugin, read, w
                 "user_id": user_id,
                 "error": {
                     "code": code,
-                    "message": message
+                    "message": message,
+                    "data": {
+                        "internal_type": internal_type
+                    }
                 }
             }
         },
@@ -203,7 +206,10 @@ async def test_prepare_get_user_presence_context_error(plugin, read, write):
             "id": request_id,
             "error": {
                 "code": 4,
-                "message": "Backend error"
+                "message": "Backend error",
+                "data": {
+                    "internal_type": "BackendError"
+                }
             }
         }
     ]
@@ -249,7 +255,8 @@ async def test_import_already_in_progress_error(plugin, read, write):
          "id": "4",
          "error": {
              "code": 600,
-             "message": "Import already in progress"
+             "message": "Import already in progress",
+             "data": {"internal_type": "ImportInProgress"}
          }
     } in responses