Unit test generated by RoostGPT

.roost/runreport.json

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+}

adk/a2a/converters/event_converter/test_convert_a2a_task_to_event.py

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+# ROOST_METHOD_HASH=convert_a2a_task_to_event_40cb3ce258
+# ROOST_METHOD_SIG_HASH=convert_a2a_task_to_event_124ed678ea
+
+"""Tests for `src.google.adk.a2a.converters.event_converter.convert_a2a_task_to_event`.
+
+Auto-generated by roost-pytest. Re-generate when the source
+changes; see the run report for generation details.
+"""
+# Source: src/google/adk/a2a/converters/event_converter.py:201-265
+# Scenarios:
+#   - [error_path] none_task_raises_value_error: Verify that passing None as the task raises a ValueError.
+#   - [happy_path] extract_from_artifacts: Verify that message content is correctly extracted from the last artifact and passed to the message converter.
+#   - [happy_path] extract_from_status: Verify that message content is extracted from the task status if artifacts are missing.
+#   - [happy_path] extract_from_history: Verify that message content is extracted from the task history if artifacts and status are missing.
+#   - [happy_path] minimal_event_with_context: Verify that a minimal Event is created with context information when no message content is found in the task.
+#   - [edge_case] minimal_event_defaults: Verify that a minimal Event is created with default values and a generated UUID when no context or author is provided.
+#   - [error_path] conversion_failure_wraps_exception: Verify that failures in the underlying message conversion are wrapped in a RuntimeError.
+
+import pytest
+import uuid
+from unittest import mock
+from google.adk.a2a.converters.event_converter import convert_a2a_task_to_event
+from google.adk.agents.invocation_context import InvocationContext
+from google.adk.events.event import Event
+from a2a.types import Message, Role
+
+@pytest.mark.generated
+@pytest.mark.error_path
+def test_none_task_raises_value_error():
+    """Verify that passing None as the task raises a ValueError."""
+    with pytest.raises(ValueError, match="A2A task cannot be None"):
+        convert_a2a_task_to_event(None)
+
+@pytest.mark.generated
+@pytest.mark.happy_path
+@mock.patch("google.adk.a2a.converters.event_converter.convert_a2a_message_to_event")
+@mock.patch("google.adk.a2a.converters.event_converter.Message")
+@mock.patch("google.adk.a2a.converters.event_converter.Role")
+def test_extract_from_artifacts(mock_role, mock_message_cls, mock_convert_msg):
+    """Verify that message content is correctly extracted from the last artifact and passed to the message converter."""
+    mock_role.agent = "agent_role"
+    a2a_task = mock.Mock()
+    artifact = mock.Mock()
+    artifact.parts = ["part1"]
+    a2a_task.artifacts = [artifact]
+
+    ctx = mock.Mock(spec=InvocationContext)
+    custom_pc = mock.Mock()
+
+    mock_message_instance = mock.Mock()
+    mock_message_cls.return_value = mock_message_instance
+
+    convert_a2a_task_to_event(a2a_task, author="test-author", invocation_context=ctx, part_converter=custom_pc)
+
+    mock_message_cls.assert_called_once_with(
+        message_id="", role="agent_role", parts=["part1"]
+    )
+    mock_convert_msg.assert_called_once_with(
+        mock_message_instance, "test-author", ctx, part_converter=custom_pc
+    )
+
+@pytest.mark.generated
+@pytest.mark.happy_path
+@mock.patch("google.adk.a2a.converters.event_converter.convert_a2a_message_to_event")
+def test_extract_from_status(mock_convert_msg):
+    """Verify that message content is extracted from the task status if artifacts are missing."""
+    a2a_task = mock.Mock()
+    a2a_task.artifacts = []
+    a2a_task.status.message.parts = ["part2"]
+
+    convert_a2a_task_to_event(a2a_task)
+
+    mock_convert_msg.assert_called_once_with(
+        a2a_task.status.message, None, None, part_converter=mock.ANY
+    )
+
+@pytest.mark.generated
+@pytest.mark.happy_path
+@mock.patch("google.adk.a2a.converters.event_converter.convert_a2a_message_to_event")
+def test_extract_from_history(mock_convert_msg):
+    """Verify that message content is extracted from the task history if artifacts and status are missing."""
+    a2a_task = mock.Mock()
+    a2a_task.artifacts = []
+    a2a_task.status = None
+    msg1 = mock.Mock()
+    msg2 = mock.Mock()
+    a2a_task.history = [msg1, msg2]
+
+    convert_a2a_task_to_event(a2a_task)
+
+    mock_convert_msg.assert_called_once_with(
+        msg2, None, None, part_converter=mock.ANY
+    )
+
+@pytest.mark.generated
+@pytest.mark.happy_path
+def test_minimal_event_with_context():
+    """Verify that a minimal Event is created with context information when no message content is found in the task."""
+    a2a_task = mock.Mock()
+    a2a_task.artifacts = []
+    a2a_task.status = None
+    a2a_task.history = []
+
+    ctx = mock.Mock(spec=InvocationContext)
+    ctx.invocation_id = "id-123"
+    ctx.branch = "branch-abc"
+
+    event = convert_a2a_task_to_event(a2a_task, invocation_context=ctx, author="custom-author")
+
+    assert isinstance(event, Event)
+    assert event.invocation_id == "id-123"
+    assert event.author == "custom-author"
+    assert event.branch == "branch-abc"
+
+@pytest.mark.generated
+@pytest.mark.edge_case
+@mock.patch("google.adk.a2a.converters.event_converter.uuid.uuid4")
+def test_minimal_event_defaults(mock_uuid):
+    """Verify that a minimal Event is created with default values and a generated UUID when no context or author is provided."""
+    a2a_task = mock.Mock()
+    a2a_task.artifacts = []
+    a2a_task.status = None
+    a2a_task.history = []
+
+    fixed_uuid = uuid.UUID("12345678-1234-5678-1234-567812345678")
+    mock_uuid.return_value = fixed_uuid
+
+    event = convert_a2a_task_to_event(a2a_task)
+
+    assert isinstance(event, Event)
+    assert event.invocation_id == str(fixed_uuid)
+    assert event.author == "a2a agent"
+    assert event.branch is None
+
+@pytest.mark.generated
+@pytest.mark.error_path
+@mock.patch("google.adk.a2a.converters.event_converter.convert_a2a_message_to_event")
+def test_conversion_failure_wraps_exception(mock_convert_msg):
+    """Verify that failures in the underlying message conversion are wrapped in a RuntimeError."""
+    a2a_task = mock.Mock()
+    a2a_task.artifacts = []
+    a2a_task.status = None
+    a2a_task.history = [mock.Mock()]
+
+    mock_convert_msg.side_effect = ValueError("inner error")
+
+    with pytest.raises(RuntimeError, match="Failed to convert task message: inner error"):
+        convert_a2a_task_to_event(a2a_task)

conftest.py

@@ -0,0 +1,27 @@
+"""roost-pytest test-suite configuration.
+
+This file is auto-generated. It registers the custom markers used by
+generated tests so pytest doesn't warn ``PytestUnknownMarkWarning``.
+Add your own fixtures/hooks below the marker block as you would in
+any pytest project.
+"""
+
+from __future__ import annotations
+
+import pytest
+
+
+_GENERATED_MARKERS = {
+    'generated': 'test was auto-generated by roost-pytest',
+    'happy_path': 'exercises the primary success path',
+    'edge_case': 'exercises an edge / boundary condition',
+    'error_path': 'exercises an exception or failure path',
+    'security': 'exercises a security-sensitive behaviour',
+    'property': 'property / invariant test (often parametrised)',
+    'regression': 'guards against a previously fixed bug',
+}
+
+
+def pytest_configure(config: pytest.Config) -> None:
+    for name, description in _GENERATED_MARKERS.items():
+        config.addinivalue_line("markers", f"{name}: {description}")