113 lines
3.2 KiB
Python
113 lines
3.2 KiB
Python
"""Helper script to write the PBT test file to C:\\NeoZQYY\\tests\\."""
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import pathlib
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content = r'''# -*- coding: utf-8 -*-
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"""
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必需配置缺失检测属性测试
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**Validates: Requirements 4.4**
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Property 4: 必需配置缺失检测
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对于任意必需配置项，当所有配置层级（.env、.env.local、环境变量、CLI）
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均未提供该项时，配置加载器应抛出错误，且错误信息中包含该缺失配置项的名称。
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"""
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import pytest
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from hypothesis import given, settings
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from hypothesis.strategies import lists, from_regex
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def validate_required_config(required_keys: list[str], config: dict) -> None:
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"""验证必需配置项是否全部存在且非空。
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Args:
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required_keys: 必需配置项名称列表
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config: 实际配置字典
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Raises:
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ValueError: 当存在缺失或空值的必需配置项时，
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错误信息包含所有缺失项名称
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"""
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missing = [k for k in required_keys if k not in config or not config[k]]
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if missing:
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raise ValueError(f"缺失必需配置项: {', '.join(missing)}")
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# 合法配置项名称：大写字母开头，后跟大写字母/数字/下划线
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_key_strategy = from_regex(r"[A-Z][A-Z0-9_]{0,19}", fullmatch=True)
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@given(
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required_keys=lists(
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_key_strategy,
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min_size=1,
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max_size=5,
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unique=True,
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)
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)
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@settings(max_examples=100)
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def test_missing_required_config_raises_error(required_keys: list[str]):
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"""
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Property 4: 空配置字典 -> 抛出 ValueError 且包含缺失项名称
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**Validates: Requirements 4.4**
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"""
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empty_config: dict = {}
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with pytest.raises(ValueError, match="缺失必需配置项"):
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validate_required_config(required_keys, empty_config)
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# 额外验证：错误信息包含每个缺失项名称
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try:
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validate_required_config(required_keys, empty_config)
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except ValueError as exc:
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msg = str(exc)
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for key in required_keys:
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assert key in msg, (
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f"错误信息应包含缺失配置项 '{key}'，但实际信息为: {msg}"
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)
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@given(
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required_keys=lists(
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_key_strategy,
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min_size=1,
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max_size=5,
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unique=True,
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)
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)
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@settings(max_examples=100)
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def test_empty_value_treated_as_missing(required_keys: list[str]):
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"""
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Property 4: 空值视为缺失 -> 抛出 ValueError
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**Validates: Requirements 4.4**
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"""
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config_with_empty = {k: "" for k in required_keys}
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with pytest.raises(ValueError, match="缺失必需配置项"):
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validate_required_config(required_keys, config_with_empty)
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@given(
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required_keys=lists(
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_key_strategy,
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min_size=1,
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max_size=5,
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unique=True,
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)
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)
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@settings(max_examples=100)
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def test_all_required_present_no_error(required_keys: list[str]):
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"""
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Property 4 反向验证：所有必需项均提供非空值时不抛异常
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**Validates: Requirements 4.4**
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"""
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config_complete = {k: f"value_for_{k}" for k in required_keys}
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validate_required_config(required_keys, config_complete)
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'''
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target = pathlib.Path(r"C:\NeoZQYY\tests\test_property_config_missing.py")
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target.write_text(content, encoding="utf-8")
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print(f"wrote {len(content)} bytes to {target}")
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