fix: 蛇形遍历颜色并逐色采价 (#37)

client/test/test_pdd_real_xml_fixtures.py

@@ -65,9 +65,10 @@ class PddRealXmlFixtureTest(unittest.TestCase):
         )
 
     def test_real_spec_panel_has_all_colors_and_two_prices(self):
-        result = parse_spec_panel(
-            (REAL_XML / "737116531267_size.xml").read_text(encoding="utf-8")
+        xml_data = (REAL_XML / "737116531267_size.xml").read_text(
+            encoding="utf-8"
         )
+        result = parse_spec_panel(xml_data)
         colors = next(item for item in result.dimensions if item.key == "color")
 
         self.assertEqual(len(colors.values), 8)
@@ -75,6 +76,23 @@ class PddRealXmlFixtureTest(unittest.TestCase):
         self.assertEqual(result.price_cent, 470)
         self.assertEqual(result.list_price_cent, 1990)
 
+        service = PddCollectService(
+            PddDeviceService(lambda _serial: object()),
+            "USB-001",
+            "client-001",
+            max_spec_swipes=0,
+        )
+        rows = service._visible_color_rows(xml_data)
+        self.assertEqual(len(rows), 2)
+        self.assertEqual(
+            [item.text for item in rows[0]],
+            ["黑色中长款", "白色中长款", "卡其中长款"],
+        )
+        self.assertEqual(
+            [item.text for item in rows[1]],
+            ["黑色长款", "白色长款", "卡其长款"],
+        )
+
     def test_real_home_xml_has_immediate_spec_entry(self):
         xml_data = (REAL_XML / "737116531267_home.xml").read_text(
             encoding="utf-8"