feat(client): initialize procurement tool skeleton

client/tests/__init__.py

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+"""采购工具的离线单元测试。"""

client/tests/test_app.py

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+"""验证桌面入口的纯参数处理，不启动 PySide6。"""
+
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+import unittest
+from unittest import mock
+
+
+CLIENT_ROOT = Path(__file__).resolve().parents[1]
+sys.path.insert(0, str(CLIENT_ROOT / "src"))
+
+from cmbuyer_client.app import select_application_argv
+
+
+class ApplicationArgumentsTests(unittest.TestCase):
+    def test_empty_argument_list_is_not_replaced_with_process_arguments(self) -> None:
+        with mock.patch("cmbuyer_client.app.sys.argv", ["process-name", "--process-option"]):
+            self.assertEqual([], select_application_argv([]))
+
+    def test_none_uses_process_arguments(self) -> None:
+        with mock.patch("cmbuyer_client.app.sys.argv", ["process-name", "--process-option"]):
+            self.assertEqual(["process-name", "--process-option"], select_application_argv(None))

client/tests/test_logging_policy.py

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+"""验证日志脱敏边界，不需要 PySide6 或真机。"""
+
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+import tempfile
+import unittest
+
+
+CLIENT_ROOT = Path(__file__).resolve().parents[1]
+sys.path.insert(0, str(CLIENT_ROOT / "src"))
+
+from cmbuyer_client.logging_policy import configure_application_logger, redact_text
+from cmbuyer_client.runtime import RuntimePaths
+
+
+class LoggingPolicyTests(unittest.TestCase):
+    def test_redact_text_hides_required_sensitive_values(self) -> None:
+        message = (
+            "token=secret-value authorization: Bearer-value "
+            "address='浙江省杭州市' phone=13800138000 payment=card-value"
+        )
+
+        redacted = redact_text(message)
+
+        for raw_value in ("secret-value", "Bearer-value", "浙江省杭州市", "13800138000", "card-value"):
+            self.assertNotIn(raw_value, redacted)
+        self.assertIn("token=[已隐藏]", redacted)
+
+    def test_file_handler_writes_only_redacted_text(self) -> None:
+        with tempfile.TemporaryDirectory() as directory:
+            paths = RuntimePaths.from_root(Path(directory))
+            logger = configure_application_logger(paths)
+            try:
+                logger.info("token=not-for-log phone=13900139000 payment=not-for-log")
+
+                for handler in logger.handlers:
+                    handler.flush()
+                content = (paths.logs / "client.log").read_text(encoding="utf-8")
+            finally:
+                # Windows 不允许在 FileHandler 持有文件时删除临时目录。
+                for handler in tuple(logger.handlers):
+                    logger.removeHandler(handler)
+                    handler.close()
+
+        self.assertNotIn("not-for-log", content)
+        self.assertNotIn("13900139000", content)
+        self.assertIn("[已隐藏]", content)

client/tests/test_runtime.py

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+"""验证本地运行目录策略，不需要连接设备。"""
+
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+import tempfile
+import unittest
+
+
+CLIENT_ROOT = Path(__file__).resolve().parents[1]
+sys.path.insert(0, str(CLIENT_ROOT / "src"))
+
+from cmbuyer_client.runtime import RuntimePaths
+
+
+class RuntimePathsTests(unittest.TestCase):
+    def test_ensure_exists_creates_only_runtime_directories(self) -> None:
+        with tempfile.TemporaryDirectory() as directory:
+            paths = RuntimePaths.from_root(Path(directory) / "runtime")
+
+            paths.ensure_exists()
+
+            self.assertTrue(paths.logs.is_dir())
+            self.assertTrue(paths.artifacts.is_dir())

client/tests/test_wheel_metadata.py

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+"""验证 wheel 元数据检查脚本，不构建 wheel 或安装运行时依赖。"""
+
+from __future__ import annotations
+
+import sys
+from pathlib import Path
+import tempfile
+import unittest
+import zipfile
+
+
+CLIENT_ROOT = Path(__file__).resolve().parents[1]
+sys.path.insert(0, str(CLIENT_ROOT / "scripts"))
+
+from verify_wheel_metadata import dependencies_from_requirements, verify_wheel_metadata
+
+
+class WheelMetadataTests(unittest.TestCase):
+    def test_metadata_checker_accepts_dependencies_from_the_single_requirements_file(self) -> None:
+        expected_dependencies = dependencies_from_requirements(CLIENT_ROOT / "requirements.txt")
+        with tempfile.TemporaryDirectory() as directory:
+            wheel_file = Path(directory) / "cmbuyer_client-0.1.0-py3-none-any.whl"
+            metadata = "Metadata-Version: 2.3\n" + "".join(
+                f"Requires-Dist: {dependency}\n" for dependency in sorted(expected_dependencies)
+            )
+            with zipfile.ZipFile(wheel_file, "w") as wheel:
+                wheel.writestr("cmbuyer_client-0.1.0.dist-info/METADATA", metadata)
+
+            self.assertEqual(set(), verify_wheel_metadata(wheel_file, CLIENT_ROOT / "requirements.txt"))