1 files changed, 15 insertions, 0 deletions
diff --git a/test/psych/test_parser.rb b/test/psych/test_parser.rb
index a60a0c6d86..3894eadb4e 100644
--- a/test/psych/test_parser.rb
+++ b/test/psych/test_parser.rb
@@ -155,6 +155,21 @@ module Psych
       assert_match "(#{io.path}):", e.message
     end
 
+    # ruby-core:34690
+    def test_exception_line
+      e = assert_raises(Psych::SyntaxError) do
+        @parser.parse(<<-eoyaml)
+# based on "SGML/XML character entity reference" at http://www.bitjungle.com/isoent/
+#
+---
+#DOUBLE LOW-9 QUOTATION MARK
+#requires fontenc:T1
+ldquor: ,,
+        eoyaml
+      end
+      assert_match 'line 6', e.message
+    end
+
     def test_mapping_end
       @parser.parse("---\n!!map { key: value }")
       assert_called :end_mapping