Merge pull request #37180 from seejohnrun/fix-error-hash-access

Fix error message for AdapterNotFound in spec

activerecord/test/cases/connection_specification/resolver_test.rb

@@ -26,6 +26,14 @@ module ActiveRecord
           assert_match "Could not load the 'ridiculous' Active Record adapter. Ensure that the adapter is spelled correctly in config/database.yml and that you've added the necessary adapter gem to your Gemfile.", error.message
         end
 
+        def test_error_if_no_adapter_method
+          error = assert_raises(AdapterNotFound) do
+            spec "abstract://foo?encoding=utf8"
+          end
+
+          assert_match "database configuration specifies nonexistent abstract adapter", error.message
+        end
+
         # The abstract adapter is used simply to bypass the bit of code that
         # checks that the adapter file can be required in.