Class: Expected::Matchers::InheritFromMatcher

Inherits:
Object
  • Object
show all
Defined in:
lib/expected/matchers/inherit_from.rb

Overview

Class used by #inherit_from

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(expected_ancestor) ⇒ InheritFromMatcher

Returns a new instance of InheritFromMatcher.

Parameters:

  • expected_ancestor (Class) —

    The ancestor the #subject is expected to inherit from



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# File 'lib/expected/matchers/inherit_from.rb', line 23

def initialize(expected_ancestor)
  @expected_ancestor = expected_ancestor
end

Instance Attribute Details

#expected_ancestor ⇒ Object (readonly)

Returns the value of attribute expected_ancestor.



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# File 'lib/expected/matchers/inherit_from.rb', line 20

def expected_ancestor
  @expected_ancestor
end

#subject ⇒ Object

Returns the value of attribute subject.



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# File 'lib/expected/matchers/inherit_from.rb', line 20

def subject
  @subject
end

Instance Method Details

#description ⇒ String

Returns:

  • (String) 


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# File 'lib/expected/matchers/inherit_from.rb', line 47

def description
  "inherit_from: <#{expected_ancestor.inspect}>"
end

#failure_message ⇒ String

Returns:

  • (String) 


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# File 'lib/expected/matchers/inherit_from.rb', line 37

def failure_message
  "Expected #{expectation}"
end

#failure_message_when_negated ⇒ String

Returns:

  • (String) 


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# File 'lib/expected/matchers/inherit_from.rb', line 42

def failure_message_when_negated
  "Did not expect #{expectation}"
end

#matches?(subject) ⇒ True, False

Run the test

Parameters:

  • subject —

    The thing to test against

Returns:

  • (True) —

    If the test passes

  • (False) —

    if the test fails



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# File 'lib/expected/matchers/inherit_from.rb', line 31

def matches?(subject)
  self.subject = subject
  self.subject.ancestors.include? expected_ancestor
end