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"""
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pytest 全局配置
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=============================================================
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P1 阶段:
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- flask_app fixture:最小 Flask 应用(供 jsonify 等需应用上下文的功能测试)
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- 项目根目录加入 sys.path
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P8 阶段补充(测试完善):
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- app fixture:create_app() + 测试库 DATABASE_URL 覆盖
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- db fixture:事务内建表/清库
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- client fixture:Flask test_client
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"""
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import os
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import sys
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import pytest
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from flask import Flask
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# 项目根目录加入 sys.path(tests/ 已有 __init__.py 时 pytest 通常自动处理,
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# 此处显式补充,兼容从任意目录启动 pytest 的场景)
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ROOT = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
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if ROOT not in sys.path:
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sys.path.insert(0, ROOT)
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@pytest.fixture
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def flask_app():
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"""
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最小 Flask 应用实例(无数据库/中间件,仅提供应用上下文)。
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配置项说明:
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- SECRET_KEY: FlaskForm CSRF 校验需要
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- WTF_CSRF_ENABLED=False: 单元测试关闭 CSRF
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"""
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app = Flask(__name__)
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app.config['SECRET_KEY'] = 'test-secret-key'
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app.config['WTF_CSRF_ENABLED'] = False
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return app
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@pytest.fixture
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def app():
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"""
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sqlite 内存库应用实例:供 Repository 单测使用。
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- StaticPool 保证所有连接共享同一内存库(多线程/多次 init 下数据一致)
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- 每测试独立建表/drop(query.update / bulk_insert 与 identity map 冲突,
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不宜采用事务回滚隔离)
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- 测试内数据构造需显式 db.session.commit()
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"""
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from sqlalchemy.pool import StaticPool
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from src.core.database import db
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import src.models_registry # noqa: F401 (注册全部表)
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flask_app = Flask(__name__)
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flask_app.config.update(
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TESTING=True,
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SECRET_KEY='test-secret-key',
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WTF_CSRF_ENABLED=False,
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SQLALCHEMY_DATABASE_URI='sqlite://',
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SQLALCHEMY_TRACK_MODIFICATIONS=False,
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SQLALCHEMY_ENGINE_OPTIONS={'poolclass': StaticPool},
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)
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db.init_app(flask_app)
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with flask_app.app_context():
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db.create_all()
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yield flask_app
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db.session.remove()
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db.drop_all()
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