Add failed piped fetch clause test case (#2552)

* add failed piped fetch clause test case * fix format error feature file Co-authored-by: Yee <[email protected]>
vesoft-inc · Aug 23, 2021 · f500d47 · f500d47
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diff --git a/tests/tck/features/fetch/FetchVertices.intVid.feature b/tests/tck/features/fetch/FetchVertices.intVid.feature
@@ -312,6 +312,12 @@ Feature: Fetch Int Vid Vertices
       GO FROM hash('Boris Diaw') over like YIELD like._dst as id, like._dst as id | FETCH PROP ON player $-.id YIELD player.name, player.age
       """
     Then a SemanticError should be raised at runtime:
+    # only constant list or single colume of data is allowed in piped FETCH clause
+    When executing query:
+      """
+      GO FROM 'Boris Diaw' over like YIELD like._src as src, like._dst as dst | FETCH PROP ON player $-.src, $-.dst;
+      """
+    Then a SyntaxError should be raised at runtime:
 
   Scenario: Different from v1.x
     When executing query:

diff --git a/tests/tck/features/fetch/FetchVertices.strVid.feature b/tests/tck/features/fetch/FetchVertices.strVid.feature
@@ -425,6 +425,12 @@ Feature: Fetch String Vertices
       FETCH PROP ON * "Tim Duncan", "Boris Diaw" YIELD player.not_exist_prop
       """
     Then a SemanticError should be raised at runtime:
+    # only constant list or single colume of data is allowed in piped FETCH clause
+    When executing query:
+      """
+      GO FROM 'Boris Diaw' over like YIELD like._src as src, like._dst as dst | FETCH PROP ON player $-.src, $-.dst;
+      """
+    Then a SyntaxError should be raised at runtime:
 
   Scenario: Different from v1.x
     When executing query: