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141 lines
4.4 KiB
Python
141 lines
4.4 KiB
Python
# Copyright 2025 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from typing import Literal
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from google.adk.agents.agent_config import AgentConfig
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from google.adk.agents.base_agent_config import BaseAgentConfig
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from google.adk.agents.llm_agent_config import LlmAgentConfig
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from google.adk.agents.loop_agent_config import LoopAgentConfig
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from google.adk.agents.parallel_agent_config import ParallelAgentConfig
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from google.adk.agents.sequential_agent_config import SequentialAgentConfig
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import yaml
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def test_agent_config_discriminator_default_is_llm_agent():
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yaml_content = """\
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name: search_agent
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model: gemini-2.0-flash
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description: a sample description
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instruction: a fake instruction
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tools:
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- name: google_search
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"""
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config_data = yaml.safe_load(yaml_content)
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config = AgentConfig.model_validate(config_data)
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assert isinstance(config.root, LlmAgentConfig)
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assert config.root.agent_class == "LlmAgent"
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def test_agent_config_discriminator_llm_agent():
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yaml_content = """\
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agent_class: LlmAgent
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name: search_agent
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model: gemini-2.0-flash
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description: a sample description
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instruction: a fake instruction
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tools:
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- name: google_search
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"""
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config_data = yaml.safe_load(yaml_content)
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config = AgentConfig.model_validate(config_data)
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assert isinstance(config.root, LlmAgentConfig)
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assert config.root.agent_class == "LlmAgent"
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def test_agent_config_discriminator_loop_agent():
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yaml_content = """\
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agent_class: LoopAgent
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name: CodePipelineAgent
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description: Executes a sequence of code writing, reviewing, and refactoring.
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sub_agents:
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- config_path: sub_agents/code_writer_agent.yaml
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- config_path: sub_agents/code_reviewer_agent.yaml
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- config_path: sub_agents/code_refactorer_agent.yaml
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"""
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config_data = yaml.safe_load(yaml_content)
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config = AgentConfig.model_validate(config_data)
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assert isinstance(config.root, LoopAgentConfig)
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assert config.root.agent_class == "LoopAgent"
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def test_agent_config_discriminator_parallel_agent():
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yaml_content = """\
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agent_class: ParallelAgent
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name: CodePipelineAgent
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description: Executes a sequence of code writing, reviewing, and refactoring.
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sub_agents:
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- config_path: sub_agents/code_writer_agent.yaml
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- config_path: sub_agents/code_reviewer_agent.yaml
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- config_path: sub_agents/code_refactorer_agent.yaml
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"""
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config_data = yaml.safe_load(yaml_content)
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config = AgentConfig.model_validate(config_data)
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assert isinstance(config.root, ParallelAgentConfig)
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assert config.root.agent_class == "ParallelAgent"
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def test_agent_config_discriminator_sequential_agent():
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yaml_content = """\
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agent_class: SequentialAgent
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name: CodePipelineAgent
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description: Executes a sequence of code writing, reviewing, and refactoring.
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sub_agents:
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- config_path: sub_agents/code_writer_agent.yaml
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- config_path: sub_agents/code_reviewer_agent.yaml
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- config_path: sub_agents/code_refactorer_agent.yaml
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"""
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config_data = yaml.safe_load(yaml_content)
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config = AgentConfig.model_validate(config_data)
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assert isinstance(config.root, SequentialAgentConfig)
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assert config.root.agent_class == "SequentialAgent"
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def test_agent_config_discriminator_custom_agent():
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class MyCustomAgentConfig(BaseAgentConfig):
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agent_class: Literal["mylib.agents.MyCustomAgent"] = (
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"mylib.agents.MyCustomAgent"
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)
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other_field: str
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yaml_content = """\
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agent_class: mylib.agents.MyCustomAgent
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name: CodePipelineAgent
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description: Executes a sequence of code writing, reviewing, and refactoring.
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other_field: other value
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"""
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config_data = yaml.safe_load(yaml_content)
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config = AgentConfig.model_validate(config_data)
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# pylint: disable=unidiomatic-typecheck Needs exact class matching.
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assert type(config.root) is BaseAgentConfig
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assert config.root.agent_class == "mylib.agents.MyCustomAgent"
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assert config.root.model_extra == {"other_field": "other value"}
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my_custom_config = MyCustomAgentConfig.model_validate(
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config.root.model_dump()
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)
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assert my_custom_config.other_field == "other value"
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