fix: 记录规格面板误超时诊断 (#115)

client/test/test_pdd_u2_purchase_adapter.py

@@ -1,6 +1,7 @@
 """uiautomator2 采购演练 Adapter 测试；不连接真实手机。"""
 
 from pathlib import Path
+import tempfile
 import unittest
 
 from src.pdd_device_service import PddDeviceService
@@ -27,9 +28,11 @@ class FakeClock:
 def home_xml() -> str:
     return """<hierarchy>
       <node package="com.xunmeng.pinduoduo" bounds="[0,0][1080,2376]">
-        <node clickable="true" enabled="true" visible-to-user="true"
+        <node package="com.xunmeng.pinduoduo" clickable="true"
+              enabled="true" visible-to-user="true"
               bounds="[500,2100][1080,2328]">
-          <node text="立即购买 ¥5.03" enabled="true" visible-to-user="true"
+          <node package="com.xunmeng.pinduoduo" text="立即购买 ¥5.03"
+                enabled="true" visible-to-user="true"
                 bounds="[600,2150][1000,2280]"/>
         </node>
       </node>
@@ -73,9 +76,11 @@ class FakeDevice:
         self.clicks = []
         self.opened_urls = []
         self.app_wait_calls = 0
+        self.app_current_calls = 0
         self.has_opened = False
 
     def app_current(self):
+        self.app_current_calls += 1
         return {"package": "com.xunmeng.pinduoduo"}
 
     def app_start(self, _package):
@@ -132,6 +137,24 @@ class StaleGoodsDevice(FakeDevice):
         return home_xml()
 
 
+class SlowSettingsFocusDevice(FakeDevice):
+    """模拟真机：前台查询慢，而且错误报告为设置页。"""
+
+    def __init__(self, clock: FakeClock) -> None:
+        super().__init__()
+        self.clock = clock
+
+    def app_current(self):
+        self.app_current_calls += 1
+        self.clock.sleep(11.0)
+        return {"package": "com.android.settings"}
+
+
+class PanelDoesNotOpenDevice(FakeDevice):
+    def click(self, x, y):
+        self.clicks.append((x, y))
+
+
 class U2PddPurchaseAdapterTest(unittest.TestCase):
     def _adapter(self, device, calls):
         def select_color_fn(_device, _xml, target, **_kwargs):
@@ -253,6 +276,29 @@ class U2PddPurchaseAdapterTest(unittest.TestCase):
         self.assertEqual(2, len(device.opened_urls))
         self.assertEqual([], device.clicks)
 
+    def test_slow_wrong_focus_still_completes_home_reopen_state_machine(self):
+        clock = FakeClock()
+        device = SlowSettingsFocusDevice(clock)
+        device.mode = "special"
+        device.special_xml = (
+            FIXTURES / "pdd_home_page.xml"
+        ).read_text(encoding="utf-8")
+        adapter = U2PddPurchaseAdapter(
+            "USB-001",
+            device_service=PddDeviceService(connector=lambda _serial: device),
+            sleeper=clock.sleep,
+            monotonic=clock.monotonic,
+            page_timeout=10.0,
+        )
+
+        with self.assertRaises(PddPurchaseError) as raised:
+            adapter.open_goods(GOODS_URL)
+
+        self.assertEqual("PDD_GOODS_UNAVAILABLE", raised.exception.code)
+        self.assertEqual(1, device.app_current_calls)
+        self.assertEqual(2, len(device.opened_urls))
+        adapter.close()
+
     def test_stale_goods_page_is_not_accepted_as_target(self):
         device = StaleGoodsDevice()
         clock = FakeClock()
@@ -271,6 +317,59 @@ class U2PddPurchaseAdapterTest(unittest.TestCase):
         self.assertEqual([], device.clicks)
         adapter.close()
 
+    def test_slow_wrong_focus_does_not_consume_panel_timeout(self):
+        clock = FakeClock()
+        device = SlowSettingsFocusDevice(clock)
+        adapter = U2PddPurchaseAdapter(
+            "USB-001",
+            device_service=PddDeviceService(connector=lambda _serial: device),
+            sleeper=clock.sleep,
+            monotonic=clock.monotonic,
+            panel_timeout=1.0,
+            select_color_fn=lambda *_args, **_kwargs: True,
+            select_size_fn=lambda *_args, **_kwargs: True,
+        )
+
+        adapter.open_goods(GOODS_URL)
+        adapter.select_options(
+            {"color": "黑色", "size": "3XL【140-165斤】"}
+        )
+
+        self.assertEqual(1, device.app_current_calls)
+        self.assertEqual(11.0, clock.now)
+        self.assertEqual(1, len(device.clicks))
+        adapter.close()
+
+    def test_panel_timeout_saves_sanitized_last_hierarchy(self):
+        clock = FakeClock()
+        device = PanelDoesNotOpenDevice()
+        with tempfile.TemporaryDirectory() as directory:
+            adapter = U2PddPurchaseAdapter(
+                "USB-001",
+                device_service=PddDeviceService(
+                    connector=lambda _serial: device
+                ),
+                sleeper=clock.sleep,
+                monotonic=clock.monotonic,
+                panel_timeout=0.5,
+                artifact_directory=Path(directory),
+            )
+            adapter.open_goods(GOODS_URL)
+
+            with self.assertRaises(PddPurchaseError) as raised:
+                adapter.select_options({"color": "黑色"})
+
+            diagnostics = raised.exception.diagnostics
+            self.assertEqual("goods", diagnostics["page_kind"])
+            self.assertGreaterEqual(diagnostics["hierarchy_reads"], 2)
+            self.assertGreaterEqual(diagnostics["panel_hierarchy_reads"], 1)
+            artifact = diagnostics["artifacts"][0]
+            content = Path(artifact["path"]).read_text(encoding="utf-8")
+            self.assertNotIn("5.03", content)
+            self.assertNotIn("立即购买", content)
+            self.assertIn("[已脱敏]", content)
+        adapter.close()
+
     def test_invalid_non_pdd_url_is_rejected_before_connect(self):
         device = FakeDevice()
         adapter = self._adapter(device, [])