Unit test generated by RoostGPT

.roost/runreport.json

@@ -0,0 +1,99 @@
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+    "scenarios_from": "planner",
+    "provider": "env:AI_TYPE",
+    "model": "azure/gpt-4.1",
+    "jedi": true
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+      "symbol_kind": "function",
+      "source_file": "src/google/adk/a2a/converters/event_converter.py",
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+      "test_file": "/private/var/tmp/Roost/RoostGPT/unit-adk-python/1777441129/source/adk-python/adk/a2a/converters/event_converter/test_convert_a2a_task_to_event.py",
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+      "test_status": "partial",
+      "iterations": 53,
+      "pivots": 0,
+      "scenarios": [
+        {
+          "scenario_id": "src.google.adk.a2a.converters.event_converter.convert_a2a_task_to_event#0",
+          "scenario_name": "happy_path_with_artifacts",
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+          "stderr_excerpt": "/private/var/tmp/Roost/RoostGPT/unit-adk-python/1777441129/source/adk-python/src/google/adk/a2a/converters/event_converter.py:230: pydantic_core._pydantic_core.ValidationError: 3 validation errors for Message\nparts.0.TextPart\n  Input should be a valid dictionary or instance of TextPart [type=model_type, input_value=<test_convert_a2a_task_to...t object at 0x113d9af00>, input_type=FakeA2APart]\n    For further information visit https://errors.pydantic.dev/2.12/v/model_type\nparts.0.FilePart\n  Input should be a valid dictionary or instance of FilePart [type=model_type, input_value=<test_convert_a2a_task_to...t object at 0x113d9af00>, input_type=FakeA2APart]\n    For further information visit https://errors.pydantic.dev/2.12/v/model_type\nparts.0.DataPart\n  Input should be a valid dictionary or instance of DataPart [type=model_type, input_value=<test_convert_a2a_task_to...t object at 0x113d9af00>, input_type=FakeA2APart]\n    For further information visit https://errors.pydantic.dev/2.12/v/model_type\n{\"reprcrash\": {\"path\": \"/private/var/tmp/Roost/RoostGPT/unit-adk-python/1777441129/source/adk-python/src/google/adk/a2a/converters/event_converter.py\", \"lineno\": 230, \"message\": \"pydantic_core._pydantic_core.ValidationError: 3 validation errors for Message\\nparts.0.TextPart\\n  Input should be a valid dictionary or instance of TextPart [type=model_type, input_value=<test_convert_a2a_task_to...t object at 0x113d9af00>, input_type=FakeA2APart]\\n    For further information visit https://error"
+        },
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+    "branch_suggestion": "roost/python-tests-20260429-0544",
+    "commit_message": "roost-pytest: add 1 test file(s)",
+    "pr_title": "Auto-generated Python unit tests (1 file(s))",
+    "pr_body_markdown": "## Summary\n- 0 targets with fully green tests\n- 1 targets with partial coverage\n\n## Generated test files\n- `adk/a2a/converters/event_converter/test_convert_a2a_task_to_event.py`",
+    "changed_files": [
+      "adk/a2a/converters/event_converter/test_convert_a2a_task_to_event.py"
+    ]
+  },
+  "diagnostics": []
+}

adk/a2a/converters/event_converter/test_convert_a2a_task_to_event.py

@@ -0,0 +1,64 @@
+# 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:
+#   - [happy_path] happy_path_with_artifacts: Verifies conversion when a2a_task contains artifacts with parts, producing an Event with content.
+#   - [edge_case] minimal_event_no_message: Checks that a minimal Event is created when a2a_task has no artifacts, status message, or history.
+#   - [error_path] error_on_none_task: Ensures ValueError is raised when a2a_task is None.
+
+import pytest
+
+from google.adk.a2a.converters.event_converter import convert_a2a_task_to_event
+
+# Minimal test fakes for required types (since real classes are not importable)
+class FakeA2APart:
+    def __init__(self, text="test"):
+        self.text = text
+
+class FakeArtifact:
+    def __init__(self, parts=None):
+        self.parts = parts or []
+
+class FakeTask:
+    def __init__(self, artifacts=None, status=None, history=None):
+        self.artifacts = artifacts or []
+        self.status = status
+        self.history = history or []
+
+class FakeEvent:
+    def __init__(self, content=None):
+        self.content = content
+
+@pytest.mark.generated
+@pytest.mark.happy_path
+
+def test_happy_path_with_artifacts():
+    """Verifies conversion when a2a_task contains artifacts with parts, producing an Event with content."""
+    a2a_task = FakeTask(artifacts=[FakeArtifact(parts=[FakeA2APart()])])
+    result = convert_a2a_task_to_event(a2a_task)
+    assert hasattr(result, 'content')
+    assert result.content is not None
+
+@pytest.mark.generated
+@pytest.mark.edge_case
+
+def test_minimal_event_no_message():
+    """Checks that a minimal Event is created when a2a_task has no artifacts, status message, or history."""
+    a2a_task = FakeTask(artifacts=[], status=None, history=[])
+    result = convert_a2a_task_to_event(a2a_task)
+    assert hasattr(result, 'content')
+    assert result.content is None
+
+@pytest.mark.generated
+@pytest.mark.error_path
+
+def test_error_on_none_task():
+    """Ensures ValueError is raised when a2a_task is None."""
+    with pytest.raises(ValueError):
+        convert_a2a_task_to_event(None)

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}")

pyproject.toml

@@ -136,6 +136,7 @@ test = [
   "rouge-score>=0.1.2",
   "tabulate>=0.9.0",
   # go/keep-sorted end
+  "google"
 ]
 
 docs = [