Class: Sinclair::Matchers::ChangeInstanceMethodOn Private

Inherits:
ChangeMethodOn show all
Defined in:
lib/sinclair/matchers/change_instance_method_on.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Checks if a method was changed by the call of a block

This is used with a RSpec DSL method
change_method(method_name).on(class_object)

Instance Method Summary collapse

Methods included from MethodTo

#failure_message, #failure_message_when_negated, #matches?

Methods inherited from Base

#equal?, #supports_block_expectations?

Constructor Details

#initialize(klass, method_name) ⇒ ChangeInstanceMethodOn #initialize(instance, method_name) ⇒ ChangeInstanceMethodOn

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of ChangeInstanceMethodOn.



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# File 'lib/sinclair/matchers/change_instance_method_on.rb', line 23

def initialize(target, method_name)
  if target.is_a?(Class)
    @klass = target
  else
    @instance = target
  end

  super(method_name)
end

Instance Method Details

#description ⇒ String

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returnst expectaton description



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# File 'lib/sinclair/matchers/change_instance_method_on.rb', line 36

def description
  "change method '#{method_name}' on #{klass} instances"
end

#failure_message_for_should ⇒ String

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns message on expectation failure



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# File 'lib/sinclair/matchers/change_instance_method_on.rb', line 43

def failure_message_for_should
  "expected '#{method_name}' to be changed on #{klass} but " \
    "#{initial_state ? "it didn't" : "it didn't exist"}"
end

#failure_message_for_should_not ⇒ String

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns message on expectation failure for negative expectation



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# File 'lib/sinclair/matchers/change_instance_method_on.rb', line 51

def failure_message_for_should_not
  "expected '#{method_name}' not to be changed on #{klass} but it was"
end