fix(ddic): Data Preview 400 报错携带 SAP 原文 + 纠正 SQL 方言结论（= 需两侧空格，非不支持）

2026-09-11 02:00:50 +08:00
parent 53ea2d854d
commit f9d08774fd
6 changed files with 55 additions and 23 deletions
@@ -712,7 +712,18 @@ class TestQueryTableData(unittest.TestCase):
        with self.assertRaises(SapCliError) as ctx:
            client.query_table_data("SELECT * FROM t WHERE f='x'")
        self.assertIn("IN", str(ctx.exception))
-        self.assertIn("LIKE", str(ctx.exception))
+        self.assertIn("空格", str(ctx.exception))
+
+    def test_http_400_carries_sap_message(self):
+        """400 报错必须携带 SAP 原文（如「未知的列名称」），不能只给笼统提示。"""
+        client = _make_client()
+        client.session.post.return_value = _mock_resp(
+            400, text='<exc:exception xmlns:exc="x"><message lang="EN">'
+                     '未知的列名称 "LANGUAGE" until runtime</message></exc:exception>')
+        with self.assertRaises(SapCliError) as ctx:
+            client.query_table_data("SELECT LANGUAGE FROM dd02t")
+        self.assertIn("SAP 原文", str(ctx.exception))
+        self.assertIn("未知的列名称", str(ctx.exception))


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