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93 行
2.8 KiB
93 行
2.8 KiB
import pytest
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import json
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from unittest.mock import patch, mock_open
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from mlagents.trainers.exception import CurriculumError
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from mlagents.trainers import Curriculum
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dummy_curriculum_json_str = '''
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{
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"measure" : "reward",
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"thresholds" : [10, 20, 50],
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"min_lesson_length" : 3,
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"signal_smoothing" : true,
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"parameters" :
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{
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"param1" : [0.7, 0.5, 0.3, 0.1],
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"param2" : [100, 50, 20, 15],
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"param3" : [0.2, 0.3, 0.7, 0.9]
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}
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}
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'''
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bad_curriculum_json_str = '''
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{
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"measure" : "reward",
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"thresholds" : [10, 20, 50],
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"min_lesson_length" : 3,
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"signal_smoothing" : false,
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"parameters" :
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{
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"param1" : [0.7, 0.5, 0.3, 0.1],
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"param2" : [100, 50, 20],
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"param3" : [0.2, 0.3, 0.7, 0.9]
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}
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}
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'''
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@pytest.fixture
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def location():
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return 'TestBrain.json'
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@pytest.fixture
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def default_reset_parameters():
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return {"param1": 1, "param2": 1, "param3": 1}
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@patch('builtins.open', new_callable=mock_open, read_data=dummy_curriculum_json_str)
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def test_init_curriculum_happy_path(mock_file, location, default_reset_parameters):
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curriculum = Curriculum(location, default_reset_parameters)
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assert curriculum._brain_name == 'TestBrain'
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assert curriculum.lesson_num == 0
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assert curriculum.measure == 'reward'
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@patch('builtins.open', new_callable=mock_open, read_data=bad_curriculum_json_str)
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def test_init_curriculum_bad_curriculum_raises_error(mock_file, location, default_reset_parameters):
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with pytest.raises(CurriculumError):
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Curriculum(location, default_reset_parameters)
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@patch('builtins.open', new_callable=mock_open, read_data=dummy_curriculum_json_str)
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def test_increment_lesson(mock_file, location, default_reset_parameters):
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curriculum = Curriculum(location, default_reset_parameters)
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assert curriculum.lesson_num == 0
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curriculum.lesson_num = 1
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assert curriculum.lesson_num == 1
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assert not curriculum.increment_lesson(10)
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assert curriculum.lesson_num == 1
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assert curriculum.increment_lesson(30)
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assert curriculum.lesson_num == 2
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assert not curriculum.increment_lesson(30)
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assert curriculum.lesson_num == 2
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assert curriculum.increment_lesson(10000)
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assert curriculum.lesson_num == 3
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@patch('builtins.open', new_callable=mock_open, read_data=dummy_curriculum_json_str)
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def test_get_config(mock_file):
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curriculum = Curriculum('TestBrain.json', {"param1": 1, "param2": 1, "param3": 1})
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assert curriculum.get_config() == {"param1": 0.7, "param2": 100, "param3": 0.2}
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curriculum.lesson_num = 2
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assert curriculum.get_config() == {'param1': 0.3, 'param2': 20, 'param3': 0.7}
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assert curriculum.get_config(0) == {"param1": 0.7, "param2": 100, "param3": 0.2}
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