Add test for multiple suggested generator names.

Author: simi

railties/test/generators_test.rb

@@ -34,6 +34,12 @@ def test_generator_suggestions
     assert_match "Maybe you meant 'migration'", output
   end
 
+  def test_generator_multiple_suggestions
+    name = :tas
+    output = capture(:stdout){ Rails::Generators.invoke name }
+    assert_match "Maybe you meant 'task', 'job' or 'assets'", output
+  end
+
   def test_help_when_a_generator_with_required_arguments_is_invoked_without_arguments
     output = capture(:stdout){ Rails::Generators.invoke :model, [] }
     assert_match(/Description:/, output)