Method: RSpec::Mocks::ExampleMethods#spy

Defined in:
lib/rspec/mocks/example_methods.rb

#spy ⇒ Double #spy(name) ⇒ Double #spy(stubs) ⇒ Double #spy(name, stubs) ⇒ Double

Constructs a test double that is optimized for use with have_received. With a normal double one has to stub methods in order to be able to spy them. A spy automatically spies on all methods.

Overloads:

  • #spy(name) ⇒ Double

    Parameters:

    • name or description to be used in failure messages

  • #spy(stubs) ⇒ Double

    Parameters:

    • hash of message/return-value pairs

  • #spy(name, stubs) ⇒ Double

    Parameters:

    • name or description to be used in failure messages

    • hash of message/return-value pairs

Returns:



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# File 'lib/rspec/mocks/example_methods.rb', line 120

def spy(*args)
  double(*args).as_null_object
end