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from openhands.events.action import (
Action,
AgentFinishAction,
AgentRejectAction,
BrowseInteractiveAction,
BrowseURLAction,
CmdRunAction,
FileReadAction,
FileWriteAction,
MessageAction,
)
from openhands.events.action.action import ActionConfirmationStatus
from openhands.events.serialization import (
event_from_dict,
event_to_dict,
event_to_memory,
)
def serialization_deserialization(
original_action_dict, cls, max_message_chars: int = 10000
):
action_instance = event_from_dict(original_action_dict)
assert isinstance(
action_instance, Action
), 'The action instance should be an instance of Action.'
assert isinstance(
action_instance, cls
), f'The action instance should be an instance of {cls.__name__}.'
# event_to_dict is the regular serialization of an event
serialized_action_dict = event_to_dict(action_instance)
# it has an extra message property, for the UI
serialized_action_dict.pop('message')
assert (
serialized_action_dict == original_action_dict
), 'The serialized action should match the original action dict.'
# memory dict is what is sent to the LLM
serialized_action_memory = event_to_memory(action_instance, max_message_chars)
original_memory_dict = original_action_dict.copy()
# we don't send backend properties like id
original_memory_dict.pop('id', None)
original_memory_dict.pop('timestamp', None)
if 'args' in original_memory_dict:
original_memory_dict['args'].pop('blocking', None)
original_memory_dict['args'].pop('confirmation_state', None)
# the rest should match
assert (
serialized_action_memory == original_memory_dict
), 'The serialized action in memory should match the original action dict.'
def test_event_props_serialization_deserialization():
original_action_dict = {
'id': 42,
'source': 'agent',
'timestamp': '2021-08-01T12:00:00',
'action': 'message',
'args': {
'content': 'This is a test.',
'image_urls': None,
'wait_for_response': False,
},
}
serialization_deserialization(original_action_dict, MessageAction)
def test_message_action_serialization_deserialization():
original_action_dict = {
'action': 'message',
'args': {
'content': 'This is a test.',
'image_urls': None,
'wait_for_response': False,
},
}
serialization_deserialization(original_action_dict, MessageAction)
def test_agent_finish_action_serialization_deserialization():
original_action_dict = {'action': 'finish', 'args': {'outputs': {}, 'thought': ''}}
serialization_deserialization(original_action_dict, AgentFinishAction)
def test_agent_reject_action_serialization_deserialization():
original_action_dict = {'action': 'reject', 'args': {'outputs': {}, 'thought': ''}}
serialization_deserialization(original_action_dict, AgentRejectAction)
def test_cmd_run_action_serialization_deserialization():
original_action_dict = {
'action': 'run',
'args': {
'blocking': False,
'command': 'echo "Hello world"',
'is_input': False,
'thought': '',
'hidden': False,
'confirmation_state': ActionConfirmationStatus.CONFIRMED,
},
}
serialization_deserialization(original_action_dict, CmdRunAction)
def test_browse_url_action_serialization_deserialization():
original_action_dict = {
'action': 'browse',
'args': {'thought': '', 'url': 'https://www.example.com'},
}
serialization_deserialization(original_action_dict, BrowseURLAction)
def test_browse_interactive_action_serialization_deserialization():
original_action_dict = {
'action': 'browse_interactive',
'args': {
'thought': '',
'browser_actions': 'goto("https://www.example.com")',
'browsergym_send_msg_to_user': '',
},
}
serialization_deserialization(original_action_dict, BrowseInteractiveAction)
def test_file_read_action_serialization_deserialization():
original_action_dict = {
'action': 'read',
'args': {
'path': '/path/to/file.txt',
'start': 0,
'end': -1,
'thought': 'None',
'impl_source': 'default',
'translated_ipython_code': '',
},
}
serialization_deserialization(original_action_dict, FileReadAction)
def test_file_write_action_serialization_deserialization():
original_action_dict = {
'action': 'write',
'args': {
'path': '/path/to/file.txt',
'content': 'Hello world',
'start': 0,
'end': 1,
'thought': 'None',
},
}
serialization_deserialization(original_action_dict, FileWriteAction)
def test_legacy_serialization():
original_action_dict = {
'action': 'run',
'args': {
'blocking': False,
'command': 'echo "Hello world"',
'thought': '',
'hidden': False,
'confirmation_state': ActionConfirmationStatus.CONFIRMED,
'keep_prompt': False, # will be treated as no-op
},
}
event = event_from_dict(original_action_dict)
assert isinstance(event, Action)
assert isinstance(event, CmdRunAction)
assert event.command == 'echo "Hello world"'
assert event.hidden is False
assert not hasattr(event, 'keep_prompt')
event_dict = event_to_dict(event)
assert 'keep_prompt' not in event_dict['args']
assert (
event_dict['args']['confirmation_state'] == ActionConfirmationStatus.CONFIRMED
)
assert event_dict['args']['blocking'] is False
assert event_dict['args']['command'] == 'echo "Hello world"'
assert event_dict['args']['thought'] == ''
assert event_dict['args']['is_input'] is False
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