Feature: Cucumber command line In order to find out what step definitions need to be implemented Developers should always see what step definition is missing Scenario: Get info at arbitrary levels of nesting When I run cucumber features/call_undefined_step_from_step_def.feature Then it should pass with """ Feature: Calling undefined step Scenario: Call directly # features/call_undefined_step_from_step_def.feature:3 Given a step definition that calls an undefined step # features/step_definitions/sample_steps.rb:19 Undefined step: "this does not exist" (Cucumber::Undefined) ./features/step_definitions/sample_steps.rb:20:in `/^a step definition that calls an undefined step$/' Scenario: Call via another # features/call_undefined_step_from_step_def.feature:6 Given call step "a step definition that calls an undefined step" # features/step_definitions/sample_steps.rb:23 Undefined step: "this does not exist" (Cucumber::Undefined) ./features/step_definitions/sample_steps.rb:20:in `/^a step definition that calls an undefined step$/' 2 scenarios 2 undefined steps You can implement step definitions for missing steps with these snippets: Given /^this does not exist$/ do pending end """