feat(models): support qwen3.7-plus multi-modal model

tests/test_dashscope_provider.py

@@ -0,0 +1,63 @@
+# encoding:utf-8
+"""Unit tests for Qwen DashScope qwen3.7-plus provider updates."""
+import os
+import sys
+import unittest
+from unittest.mock import MagicMock, patch
+
+sys.path.insert(0, os.path.join(os.path.dirname(__file__), ".."))
+
+
+class TestDashscopeConst(unittest.TestCase):
+    def test_qwen37_plus_constant_defined(self):
+        from common import const
+        self.assertEqual(const.QWEN37_PLUS, "qwen3.7-plus")
+
+    def test_qwen37_plus_in_model_list(self):
+        from common import const
+        self.assertIn("qwen3.7-plus", const.MODEL_LIST)
+
+    def test_qwen37_plus_before_qwen37_max_in_model_list(self):
+        from common import const
+        qwen_models = [m for m in const.MODEL_LIST if str(m).startswith("qwen")]
+        self.assertGreater(
+            len(qwen_models),
+            1,
+        )
+        self.assertEqual(qwen_models[0], "qwen3.7-plus")
+
+
+class TestDashscopeBotDefaultModel(unittest.TestCase):
+    def test_default_model_is_qwen37_plus(self):
+        mock_conf = MagicMock()
+        mock_conf.get = MagicMock(side_effect=lambda key, default=None: default)
+
+        with patch("models.dashscope.dashscope_bot.conf", return_value=mock_conf):
+            with patch("models.dashscope.dashscope_bot.SessionManager"):
+                from models.dashscope.dashscope_bot import DashscopeBot
+                bot = DashscopeBot.__new__(DashscopeBot)
+                bot.sessions = MagicMock()
+                bot.model_name = mock_conf.get("model") or "qwen3.7-plus"
+                self.assertEqual(bot.model_name, "qwen3.7-plus")
+
+    def test_default_model_string_in_source(self):
+        bot_path = os.path.join(
+            os.path.dirname(__file__), "..", "models", "dashscope", "dashscope_bot.py"
+        )
+        with open(bot_path, encoding="utf-8") as f:
+            source = f.read()
+        self.assertIn('"qwen3.7-plus"', source)
+
+
+class TestDashscopeMultimodalRouting(unittest.TestCase):
+    def test_qwen37_plus_uses_multimodal_api(self):
+        from models.dashscope.dashscope_bot import DashscopeBot
+        self.assertTrue(DashscopeBot._is_multimodal_model("qwen3.7-plus"))
+
+    def test_qwen37_max_uses_generation_api(self):
+        from models.dashscope.dashscope_bot import DashscopeBot
+        self.assertFalse(DashscopeBot._is_multimodal_model("qwen3.7-max"))
+
+
+if __name__ == "__main__":
+    unittest.main()