Class: TrueTest::Assertion

Inherits:
Object
  • Object
show all
Defined in:
lib/true_test/assertion.rb

Direct Known Subclasses

NegativeAssertion, PositiveAssertion

Instance Method Summary collapse

Constructor Details

#initialize(description = nil, positive = true, &block) ⇒ Assertion

Returns a new instance of Assertion.



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# File 'lib/true_test/assertion.rb', line 3

def initialize(description = nil, positive = true, &block)
  @description = description
  @positive = positive
  @block = block || proc {false}
end

Instance Method Details

#description ⇒ Object 



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# File 'lib/true_test/assertion.rb', line 27

def description
  [(@positive ? 'should' : 'should not'), @description, TrueTest::Context.current.description].join(' ')
end

#error ⇒ Object 



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# File 'lib/true_test/assertion.rb', line 24

def error
  @error
end

#evaluate(binding) ⇒ Object 



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# File 'lib/true_test/assertion.rb', line 8

def evaluate(binding)
  @passed = false
  begin
    @result = binding.instance_eval &@block
    @passed = @positive ? @result : !@result
  rescue => e
    @error = e
  end
ensure
  TrueTest.after_assertion_callbacks.each do |callback|
    callback.call(self)
  end
end

#passed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/true_test/assertion.rb', line 21

def passed?
  @passed
end