chore: import upstream snapshot with attribution

tests/unittests/integrations/slack/test_slack_runner.py

@@ -0,0 +1,152 @@
+# Copyright 2026 Google LLC
+#
+# 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.
+
+import unittest
+from unittest.mock import AsyncMock
+from unittest.mock import MagicMock
+from unittest.mock import patch
+
+import pytest
+
+pytest.importorskip("slack_bolt")
+
+from google.adk.integrations.slack import SlackRunner
+from google.adk.runners import Runner
+from google.genai import types
+from slack_bolt.app.async_app import AsyncApp
+
+
+class TestSlackRunner(unittest.IsolatedAsyncioTestCase):
+
+  def setUp(self):
+    self.mock_runner = MagicMock(spec=Runner)
+    self.mock_slack_app = MagicMock(spec=AsyncApp)
+    self.mock_slack_app.client = MagicMock()
+    self.mock_slack_app.client.chat_update = AsyncMock()
+    self.mock_slack_app.client.chat_delete = AsyncMock()
+    self.slack_runner = SlackRunner(self.mock_runner, self.mock_slack_app)
+
+  @patch("google.adk.integrations.slack.slack_runner.logger")
+  async def test_handle_message_success(self, mock_logger):
+    # Setup mocks
+    mock_say = AsyncMock()
+    mock_say.return_value = {"ts": "thinking_ts"}
+    event = {
+        "text": "Hello bot",
+        "user": "U12345",
+        "channel": "C67890",
+        "ts": "1234567890.123456",
+    }
+
+    # Mock runner.run_async to yield a response
+    mock_event = MagicMock()
+    mock_event.content = types.Content(
+        role="model", parts=[types.Part(text="Hi user!")]
+    )
+
+    async def mock_run_async(*args, **kwargs):
+      yield mock_event
+
+    self.mock_runner.run_async.side_effect = mock_run_async
+
+    # Call the handler
+    await self.slack_runner._handle_message(event, mock_say)
+
+    # Verify calls
+    self.mock_runner.run_async.assert_called_once()
+    mock_say.assert_called_once_with(
+        text="_Thinking..._", thread_ts="1234567890.123456"
+    )
+    self.mock_slack_app.client.chat_update.assert_called_once_with(
+        channel="C67890",
+        ts="thinking_ts",
+        text="Hi user!",
+    )
+
+  @patch("google.adk.integrations.slack.slack_runner.logger")
+  async def test_handle_message_multi_turn(self, mock_logger):
+    # Setup mocks
+    mock_say = AsyncMock()
+    mock_say.return_value = {"ts": "thinking_ts"}
+    event = {
+        "text": "Tell me two things",
+        "user": "U12345",
+        "channel": "C67890",
+        "ts": "1234567890.123456",
+    }
+
+    # Mock runner.run_async to yield two responses
+    e1 = MagicMock()
+    e1.content = types.Content(
+        role="model", parts=[types.Part(text="First thing.")]
+    )
+    e2 = MagicMock()
+    e2.content = types.Content(
+        role="model", parts=[types.Part(text="Second thing.")]
+    )
+
+    async def mock_run_async(*args, **kwargs):
+      yield e1
+      yield e2
+
+    self.mock_runner.run_async.side_effect = mock_run_async
+
+    await self.slack_runner._handle_message(event, mock_say)
+
+    # First message uses chat_update
+    self.mock_slack_app.client.chat_update.assert_called_once_with(
+        channel="C67890",
+        ts="thinking_ts",
+        text="First thing.",
+    )
+    # Second message uses say
+    self.assertEqual(mock_say.call_count, 2)
+    mock_say.assert_any_call(
+        text="_Thinking..._", thread_ts="1234567890.123456"
+    )
+    mock_say.assert_any_call(
+        text="Second thing.", thread_ts="1234567890.123456"
+    )
+
+  @patch("google.adk.integrations.slack.slack_runner.logger")
+  async def test_handle_message_error(self, mock_logger):
+    mock_say = AsyncMock()
+    mock_say.return_value = {"ts": "thinking_ts"}
+    event = {
+        "text": "Trigger error",
+        "user": "U12345",
+        "channel": "C67890",
+        "ts": "1234567890.123456",
+    }
+
+    async def mock_run_async_error(*args, **kwargs):
+      raise Exception("Something went wrong")
+      yield  # To make it a generator
+
+    self.mock_runner.run_async.side_effect = mock_run_async_error
+
+    await self.slack_runner._handle_message(event, mock_say)
+
+    mock_say.assert_called_once_with(
+        text="_Thinking..._", thread_ts="1234567890.123456"
+    )
+    self.mock_slack_app.client.chat_update.assert_called_once()
+    self.assertIn(
+        "Sorry, I encountered an error",
+        self.mock_slack_app.client.chat_update.call_args[1]["text"],
+    )
+
+
+if __name__ == "__main__":
+  unittest.main()