Merge branch 'master' into help-channel-msg

7 files changed, 104 insertions, 86 deletions

diff --git a/tests/bot/exts/backend/sync/test_base.py b/tests/bot/exts/backend/sync/test_base.py
index 4953550f9..3ad9db9c3 100644
--- a/tests/bot/exts/backend/sync/test_base.py
+++ b/tests/bot/exts/backend/sync/test_base.py
@@ -15,28 +15,21 @@ class TestSyncer(Syncer):
     _sync = mock.AsyncMock()
 
 
-class SyncerBaseTests(unittest.TestCase):
-    """Tests for the syncer base class."""
-
-    def setUp(self):
-        self.bot = helpers.MockBot()
-
-    def test_instantiation_fails_without_abstract_methods(self):
-        """The class must have abstract methods implemented."""
-        with self.assertRaisesRegex(TypeError, "Can't instantiate abstract class"):
-            Syncer(self.bot)
-
-
 class SyncerSyncTests(unittest.IsolatedAsyncioTestCase):
     """Tests for main function orchestrating the sync."""
 
     def setUp(self):
-        self.bot = helpers.MockBot(user=helpers.MockMember(bot=True))
-        self.syncer = TestSyncer(self.bot)
+        patcher = mock.patch("bot.instance", new=helpers.MockBot(user=helpers.MockMember(bot=True)))
+        self.bot = patcher.start()
+        self.addCleanup(patcher.stop)
+
         self.guild = helpers.MockGuild()
 
+        TestSyncer._get_diff.reset_mock(return_value=True, side_effect=True)
+        TestSyncer._sync.reset_mock(return_value=True, side_effect=True)
+
         # Make sure `_get_diff` returns a MagicMock, not an AsyncMock
-        self.syncer._get_diff.return_value = mock.MagicMock()
+        TestSyncer._get_diff.return_value = mock.MagicMock()
 
     async def test_sync_message_edited(self):
         """The message should be edited if one was sent, even if the sync has an API error."""
@@ -48,11 +41,11 @@ class SyncerSyncTests(unittest.IsolatedAsyncioTestCase):
 
         for message, side_effect, should_edit in subtests:
             with self.subTest(message=message, side_effect=side_effect, should_edit=should_edit):
-                self.syncer._sync.side_effect = side_effect
+                TestSyncer._sync.side_effect = side_effect
                 ctx = helpers.MockContext()
                 ctx.send.return_value = message
 
-                await self.syncer.sync(self.guild, ctx)
+                await TestSyncer.sync(self.guild, ctx)
 
                 if should_edit:
                     message.edit.assert_called_once()
@@ -67,7 +60,7 @@ class SyncerSyncTests(unittest.IsolatedAsyncioTestCase):
 
         for ctx, message in subtests:
             with self.subTest(ctx=ctx, message=message):
-                await self.syncer.sync(self.guild, ctx)
+                await TestSyncer.sync(self.guild, ctx)
 
                 if ctx is not None:
                     ctx.send.assert_called_once()
diff --git a/tests/bot/exts/backend/sync/test_cog.py b/tests/bot/exts/backend/sync/test_cog.py
index 063a82754..22a07313e 100644
--- a/tests/bot/exts/backend/sync/test_cog.py
+++ b/tests/bot/exts/backend/sync/test_cog.py
@@ -29,24 +29,24 @@ class SyncCogTestCase(unittest.IsolatedAsyncioTestCase):
     def setUp(self):
         self.bot = helpers.MockBot()
 
-        self.role_syncer_patcher = mock.patch(
+        role_syncer_patcher = mock.patch(
             "bot.exts.backend.sync._syncers.RoleSyncer",
             autospec=Syncer,
             spec_set=True
         )
-        self.user_syncer_patcher = mock.patch(
+        user_syncer_patcher = mock.patch(
             "bot.exts.backend.sync._syncers.UserSyncer",
             autospec=Syncer,
             spec_set=True
         )
-        self.RoleSyncer = self.role_syncer_patcher.start()
-        self.UserSyncer = self.user_syncer_patcher.start()
 
-        self.cog = Sync(self.bot)
+        self.RoleSyncer = role_syncer_patcher.start()
+        self.UserSyncer = user_syncer_patcher.start()
 
-    def tearDown(self):
-        self.role_syncer_patcher.stop()
-        self.user_syncer_patcher.stop()
+        self.addCleanup(role_syncer_patcher.stop)
+        self.addCleanup(user_syncer_patcher.stop)
+
+        self.cog = Sync(self.bot)
 
     @staticmethod
     def response_error(status: int) -> ResponseCodeError:
@@ -73,8 +73,6 @@ class SyncCogTests(SyncCogTestCase):
 
         Sync(self.bot)
 
-        self.RoleSyncer.assert_called_once_with(self.bot)
-        self.UserSyncer.assert_called_once_with(self.bot)
         sync_guild.assert_called_once_with()
         self.bot.loop.create_task.assert_called_once_with(mock_sync_guild_coro)
 
@@ -83,8 +81,8 @@ class SyncCogTests(SyncCogTestCase):
         for guild in (helpers.MockGuild(), None):
             with self.subTest(guild=guild):
                 self.bot.reset_mock()
-                self.cog.role_syncer.reset_mock()
-                self.cog.user_syncer.reset_mock()
+                self.RoleSyncer.reset_mock()
+                self.UserSyncer.reset_mock()
 
                 self.bot.get_guild = mock.MagicMock(return_value=guild)
 
@@ -94,11 +92,11 @@ class SyncCogTests(SyncCogTestCase):
                 self.bot.get_guild.assert_called_once_with(constants.Guild.id)
 
                 if guild is None:
-                    self.cog.role_syncer.sync.assert_not_called()
-                    self.cog.user_syncer.sync.assert_not_called()
+                    self.RoleSyncer.sync.assert_not_called()
+                    self.UserSyncer.sync.assert_not_called()
                 else:
-                    self.cog.role_syncer.sync.assert_called_once_with(guild)
-                    self.cog.user_syncer.sync.assert_called_once_with(guild)
+                    self.RoleSyncer.sync.assert_called_once_with(guild)
+                    self.UserSyncer.sync.assert_called_once_with(guild)
 
     async def patch_user_helper(self, side_effect: BaseException) -> None:
         """Helper to set a side effect for bot.api_client.patch and then assert it is called."""
@@ -394,14 +392,14 @@ class SyncCogCommandTests(SyncCogTestCase, CommandTestCase):
         ctx = helpers.MockContext()
         await self.cog.sync_roles_command(self.cog, ctx)
 
-        self.cog.role_syncer.sync.assert_called_once_with(ctx.guild, ctx)
+        self.RoleSyncer.sync.assert_called_once_with(ctx.guild, ctx)
 
     async def test_sync_users_command(self):
         """sync() should be called on the UserSyncer."""
         ctx = helpers.MockContext()
         await self.cog.sync_users_command(self.cog, ctx)
 
-        self.cog.user_syncer.sync.assert_called_once_with(ctx.guild, ctx)
+        self.UserSyncer.sync.assert_called_once_with(ctx.guild, ctx)
 
     async def test_commands_require_admin(self):
         """The sync commands should only run if the author has the administrator permission."""
diff --git a/tests/bot/exts/backend/sync/test_roles.py b/tests/bot/exts/backend/sync/test_roles.py
index 7b9f40cad..541074336 100644
--- a/tests/bot/exts/backend/sync/test_roles.py
+++ b/tests/bot/exts/backend/sync/test_roles.py
@@ -22,8 +22,9 @@ class RoleSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
     """Tests for determining differences between roles in the DB and roles in the Guild cache."""
 
     def setUp(self):
-        self.bot = helpers.MockBot()
-        self.syncer = RoleSyncer(self.bot)
+        patcher = mock.patch("bot.instance", new=helpers.MockBot())
+        self.bot = patcher.start()
+        self.addCleanup(patcher.stop)
 
     @staticmethod
     def get_guild(*roles):
@@ -44,7 +45,7 @@ class RoleSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
         self.bot.api_client.get.return_value = [fake_role()]
         guild = self.get_guild(fake_role())
 
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await RoleSyncer._get_diff(guild)
         expected_diff = (set(), set(), set())
 
         self.assertEqual(actual_diff, expected_diff)
@@ -56,7 +57,7 @@ class RoleSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
         self.bot.api_client.get.return_value = [fake_role(id=41, name="old"), fake_role()]
         guild = self.get_guild(updated_role, fake_role())
 
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await RoleSyncer._get_diff(guild)
         expected_diff = (set(), {_Role(**updated_role)}, set())
 
         self.assertEqual(actual_diff, expected_diff)
@@ -68,7 +69,7 @@ class RoleSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
         self.bot.api_client.get.return_value = [fake_role()]
         guild = self.get_guild(fake_role(), new_role)
 
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await RoleSyncer._get_diff(guild)
         expected_diff = ({_Role(**new_role)}, set(), set())
 
         self.assertEqual(actual_diff, expected_diff)
@@ -80,7 +81,7 @@ class RoleSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
         self.bot.api_client.get.return_value = [fake_role(), deleted_role]
         guild = self.get_guild(fake_role())
 
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await RoleSyncer._get_diff(guild)
         expected_diff = (set(), set(), {_Role(**deleted_role)})
 
         self.assertEqual(actual_diff, expected_diff)
@@ -98,7 +99,7 @@ class RoleSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
         ]
         guild = self.get_guild(fake_role(), new, updated)
 
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await RoleSyncer._get_diff(guild)
         expected_diff = ({_Role(**new)}, {_Role(**updated)}, {_Role(**deleted)})
 
         self.assertEqual(actual_diff, expected_diff)
@@ -108,8 +109,9 @@ class RoleSyncerSyncTests(unittest.IsolatedAsyncioTestCase):
     """Tests for the API requests that sync roles."""
 
     def setUp(self):
-        self.bot = helpers.MockBot()
-        self.syncer = RoleSyncer(self.bot)
+        patcher = mock.patch("bot.instance", new=helpers.MockBot())
+        self.bot = patcher.start()
+        self.addCleanup(patcher.stop)
 
     async def test_sync_created_roles(self):
         """Only POST requests should be made with the correct payload."""
@@ -117,7 +119,7 @@ class RoleSyncerSyncTests(unittest.IsolatedAsyncioTestCase):
 
         role_tuples = {_Role(**role) for role in roles}
         diff = _Diff(role_tuples, set(), set())
-        await self.syncer._sync(diff)
+        await RoleSyncer._sync(diff)
 
         calls = [mock.call("bot/roles", json=role) for role in roles]
         self.bot.api_client.post.assert_has_calls(calls, any_order=True)
@@ -132,7 +134,7 @@ class RoleSyncerSyncTests(unittest.IsolatedAsyncioTestCase):
 
         role_tuples = {_Role(**role) for role in roles}
         diff = _Diff(set(), role_tuples, set())
-        await self.syncer._sync(diff)
+        await RoleSyncer._sync(diff)
 
         calls = [mock.call(f"bot/roles/{role['id']}", json=role) for role in roles]
         self.bot.api_client.put.assert_has_calls(calls, any_order=True)
@@ -147,7 +149,7 @@ class RoleSyncerSyncTests(unittest.IsolatedAsyncioTestCase):
 
         role_tuples = {_Role(**role) for role in roles}
         diff = _Diff(set(), set(), role_tuples)
-        await self.syncer._sync(diff)
+        await RoleSyncer._sync(diff)
 
         calls = [mock.call(f"bot/roles/{role['id']}") for role in roles]
         self.bot.api_client.delete.assert_has_calls(calls, any_order=True)
diff --git a/tests/bot/exts/backend/sync/test_users.py b/tests/bot/exts/backend/sync/test_users.py
index 9f380a15d..61673e1bb 100644
--- a/tests/bot/exts/backend/sync/test_users.py
+++ b/tests/bot/exts/backend/sync/test_users.py
@@ -1,4 +1,5 @@
 import unittest
+from unittest import mock
 
 from bot.exts.backend.sync._syncers import UserSyncer, _Diff
 from tests import helpers
@@ -19,8 +20,9 @@ class UserSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
     """Tests for determining differences between users in the DB and users in the Guild cache."""
 
     def setUp(self):
-        self.bot = helpers.MockBot()
-        self.syncer = UserSyncer(self.bot)
+        patcher = mock.patch("bot.instance", new=helpers.MockBot())
+        self.bot = patcher.start()
+        self.addCleanup(patcher.stop)
 
     @staticmethod
     def get_guild(*members):
@@ -57,7 +59,7 @@ class UserSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
         }
         guild = self.get_guild()
 
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await UserSyncer._get_diff(guild)
         expected_diff = ([], [], None)
 
         self.assertEqual(actual_diff, expected_diff)
@@ -73,7 +75,7 @@ class UserSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
         guild = self.get_guild(fake_user())
 
         guild.get_member.return_value = self.get_mock_member(fake_user())
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await UserSyncer._get_diff(guild)
         expected_diff = ([], [], None)
 
         self.assertEqual(actual_diff, expected_diff)
@@ -94,7 +96,7 @@ class UserSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
             self.get_mock_member(fake_user())
         ]
 
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await UserSyncer._get_diff(guild)
         expected_diff = ([], [{"id": 99, "name": "new"}], None)
 
         self.assertEqual(actual_diff, expected_diff)
@@ -114,7 +116,7 @@ class UserSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
             self.get_mock_member(fake_user()),
             self.get_mock_member(new_user)
         ]
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await UserSyncer._get_diff(guild)
         expected_diff = ([new_user], [], None)
 
         self.assertEqual(actual_diff, expected_diff)
@@ -133,7 +135,7 @@ class UserSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
             None
         ]
 
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await UserSyncer._get_diff(guild)
         expected_diff = ([], [{"id": 63, "in_guild": False}], None)
 
         self.assertEqual(actual_diff, expected_diff)
@@ -157,7 +159,7 @@ class UserSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
             None
         ]
 
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await UserSyncer._get_diff(guild)
         expected_diff = ([new_user], [{"id": 55, "name": "updated"}, {"id": 63, "in_guild": False}], None)
 
         self.assertEqual(actual_diff, expected_diff)
@@ -176,7 +178,7 @@ class UserSyncerDiffTests(unittest.IsolatedAsyncioTestCase):
             None
         ]
 
-        actual_diff = await self.syncer._get_diff(guild)
+        actual_diff = await UserSyncer._get_diff(guild)
         expected_diff = ([], [], None)
 
         self.assertEqual(actual_diff, expected_diff)
@@ -186,15 +188,16 @@ class UserSyncerSyncTests(unittest.IsolatedAsyncioTestCase):
     """Tests for the API requests that sync users."""
 
     def setUp(self):
-        self.bot = helpers.MockBot()
-        self.syncer = UserSyncer(self.bot)
+        patcher = mock.patch("bot.instance", new=helpers.MockBot())
+        self.bot = patcher.start()
+        self.addCleanup(patcher.stop)
 
     async def test_sync_created_users(self):
         """Only POST requests should be made with the correct payload."""
         users = [fake_user(id=111), fake_user(id=222)]
 
         diff = _Diff(users, [], None)
-        await self.syncer._sync(diff)
+        await UserSyncer._sync(diff)
 
         self.bot.api_client.post.assert_called_once_with("bot/users", json=diff.created)
 
@@ -206,7 +209,7 @@ class UserSyncerSyncTests(unittest.IsolatedAsyncioTestCase):
         users = [fake_user(id=111), fake_user(id=222)]
 
         diff = _Diff([], users, None)
-        await self.syncer._sync(diff)
+        await UserSyncer._sync(diff)
 
         self.bot.api_client.patch.assert_called_once_with("bot/users/bulk_patch", json=diff.updated)
 
diff --git a/tests/bot/exts/utils/test_snekbox.py b/tests/bot/exts/utils/test_snekbox.py
index 9a42d0610..321a92445 100644
--- a/tests/bot/exts/utils/test_snekbox.py
+++ b/tests/bot/exts/utils/test_snekbox.py
@@ -42,9 +42,7 @@ class SnekboxTests(unittest.IsolatedAsyncioTestCase):
     async def test_upload_output(self, mock_paste_util):
         """Upload the eval output to the URLs.paste_service.format(key="documents") endpoint."""
         await self.cog.upload_output("Test output.")
-        mock_paste_util.assert_called_once_with(
-            self.bot.http_session, "Test output.", extension="txt"
-        )
+        mock_paste_util.assert_called_once_with("Test output.", extension="txt")
 
     def test_prepare_input(self):
         cases = (
diff --git a/tests/bot/rules/test_discord_emojis.py b/tests/bot/rules/test_discord_emojis.py
index 9a72723e2..66c2d9f92 100644
--- a/tests/bot/rules/test_discord_emojis.py
+++ b/tests/bot/rules/test_discord_emojis.py
@@ -5,11 +5,12 @@ from tests.bot.rules import DisallowedCase, RuleTest
 from tests.helpers import MockMessage
 
 discord_emoji = "<:abcd:1234>"  # Discord emojis follow the format <:name:id>
+unicode_emoji = "🧪"
 
 
-def make_msg(author: str, n_emojis: int) -> MockMessage:
+def make_msg(author: str, n_emojis: int, emoji: str = discord_emoji) -> MockMessage:
     """Build a MockMessage instance with content containing `n_emojis` arbitrary emojis."""
-    return MockMessage(author=author, content=discord_emoji * n_emojis)
+    return MockMessage(author=author, content=emoji * n_emojis)
 
 
 class DiscordEmojisRuleTests(RuleTest):
@@ -20,16 +21,22 @@ class DiscordEmojisRuleTests(RuleTest):
         self.config = {"max": 2, "interval": 10}
 
     async def test_allows_messages_within_limit(self):
-        """Cases with a total amount of discord emojis within limit."""
+        """Cases with a total amount of discord and unicode emojis within limit."""
         cases = (
             [make_msg("bob", 2)],
             [make_msg("alice", 1), make_msg("bob", 2), make_msg("alice", 1)],
+            [make_msg("bob", 2, unicode_emoji)],
+            [
+                make_msg("alice", 1, unicode_emoji),
+                make_msg("bob", 2, unicode_emoji),
+                make_msg("alice", 1, unicode_emoji)
+            ],
         )
 
         await self.run_allowed(cases)
 
     async def test_disallows_messages_beyond_limit(self):
-        """Cases with more than the allowed amount of discord emojis."""
+        """Cases with more than the allowed amount of discord and unicode emojis."""
         cases = (
             DisallowedCase(
                 [make_msg("bob", 3)],
@@ -41,6 +48,20 @@ class DiscordEmojisRuleTests(RuleTest):
                 ("alice",),
                 4,
             ),
+            DisallowedCase(
+                [make_msg("bob", 3, unicode_emoji)],
+                ("bob",),
+                3,
+            ),
+            DisallowedCase(
+                [
+                    make_msg("alice", 2, unicode_emoji),
+                    make_msg("bob", 2, unicode_emoji),
+                    make_msg("alice", 2, unicode_emoji)
+                ],
+                ("alice",),
+                4
+            )
         )
 
         await self.run_disallowed(cases)
diff --git a/tests/bot/utils/test_services.py b/tests/bot/utils/test_services.py
index 5e0855704..1b48f6560 100644
--- a/tests/bot/utils/test_services.py
+++ b/tests/bot/utils/test_services.py
@@ -5,11 +5,14 @@ from unittest.mock import AsyncMock, MagicMock, Mock, patch
 from aiohttp import ClientConnectorError
 
 from bot.utils.services import FAILED_REQUEST_ATTEMPTS, send_to_paste_service
+from tests.helpers import MockBot
 
 
 class PasteTests(unittest.IsolatedAsyncioTestCase):
     def setUp(self) -> None:
-        self.http_session = MagicMock()
+        patcher = patch("bot.instance", new=MockBot())
+        self.bot = patcher.start()
+        self.addCleanup(patcher.stop)
 
     @patch("bot.utils.services.URLs.paste_service", "https://paste_service.com/{key}")
     async def test_url_and_sent_contents(self):
@@ -17,10 +20,10 @@ class PasteTests(unittest.IsolatedAsyncioTestCase):
         response = MagicMock(
             json=AsyncMock(return_value={"key": ""})
         )
-        self.http_session.post().__aenter__.return_value = response
-        self.http_session.post.reset_mock()
-        await send_to_paste_service(self.http_session, "Content")
-        self.http_session.post.assert_called_once_with("https://paste_service.com/documents", data="Content")
+        self.bot.http_session.post.return_value.__aenter__.return_value = response
+        self.bot.http_session.post.reset_mock()
+        await send_to_paste_service("Content")
+        self.bot.http_session.post.assert_called_once_with("https://paste_service.com/documents", data="Content")
 
     @patch("bot.utils.services.URLs.paste_service", "https://paste_service.com/{key}")
     async def test_paste_returns_correct_url_on_success(self):
@@ -34,41 +37,41 @@ class PasteTests(unittest.IsolatedAsyncioTestCase):
         response = MagicMock(
             json=AsyncMock(return_value={"key": key})
         )
-        self.http_session.post().__aenter__.return_value = response
+        self.bot.http_session.post.return_value.__aenter__.return_value = response
 
         for expected_output, extension in test_cases:
             with self.subTest(msg=f"Send contents with extension {repr(extension)}"):
                 self.assertEqual(
-                    await send_to_paste_service(self.http_session, "", extension=extension),
+                    await send_to_paste_service("", extension=extension),
                     expected_output
                 )
 
     async def test_request_repeated_on_json_errors(self):
         """Json with error message and invalid json are handled as errors and requests repeated."""
         test_cases = ({"message": "error"}, {"unexpected_key": None}, {})
-        self.http_session.post().__aenter__.return_value = response = MagicMock()
-        self.http_session.post.reset_mock()
+        self.bot.http_session.post.return_value.__aenter__.return_value = response = MagicMock()
+        self.bot.http_session.post.reset_mock()
 
         for error_json in test_cases:
             with self.subTest(error_json=error_json):
                 response.json = AsyncMock(return_value=error_json)
-                result = await send_to_paste_service(self.http_session, "")
-                self.assertEqual(self.http_session.post.call_count, FAILED_REQUEST_ATTEMPTS)
+                result = await send_to_paste_service("")
+                self.assertEqual(self.bot.http_session.post.call_count, FAILED_REQUEST_ATTEMPTS)
                 self.assertIsNone(result)
 
-            self.http_session.post.reset_mock()
+            self.bot.http_session.post.reset_mock()
 
     async def test_request_repeated_on_connection_errors(self):
         """Requests are repeated in the case of connection errors."""
-        self.http_session.post = MagicMock(side_effect=ClientConnectorError(Mock(), Mock()))
-        result = await send_to_paste_service(self.http_session, "")
-        self.assertEqual(self.http_session.post.call_count, FAILED_REQUEST_ATTEMPTS)
+        self.bot.http_session.post = MagicMock(side_effect=ClientConnectorError(Mock(), Mock()))
+        result = await send_to_paste_service("")
+        self.assertEqual(self.bot.http_session.post.call_count, FAILED_REQUEST_ATTEMPTS)
         self.assertIsNone(result)
 
     async def test_general_error_handled_and_request_repeated(self):
         """All `Exception`s are handled, logged and request repeated."""
-        self.http_session.post = MagicMock(side_effect=Exception)
-        result = await send_to_paste_service(self.http_session, "")
-        self.assertEqual(self.http_session.post.call_count, FAILED_REQUEST_ATTEMPTS)
+        self.bot.http_session.post = MagicMock(side_effect=Exception)
+        result = await send_to_paste_service("")
+        self.assertEqual(self.bot.http_session.post.call_count, FAILED_REQUEST_ATTEMPTS)
         self.assertLogs("bot.utils", logging.ERROR)
         self.assertIsNone(result)