Class: Whitestone::Assertion::Equality

Inherits:
Base show all
Defined in:
lib/whitestone/assertion_classes.rb

Overview

class Assertion::Nil

Instance Method Summary collapse

Methods inherited from Base

#block

Methods included from Guards

#args_or_block_one_only, #block_required, #no_block_allowed, #one_argument, #two_arguments, #two_or_three_arguments, #type_check

Constructor Details

#initialize(mode, *args, &block) ⇒ Equality

Returns a new instance of Equality.



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# File 'lib/whitestone/assertion_classes.rb', line 171

def initialize(mode, *args, &block)
  super
  @actual, @expected = two_arguments(args)
  no_block_allowed
end

Instance Method Details

#message ⇒ Object 



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# File 'lib/whitestone/assertion_classes.rb', line 179

def message
  case @mode
  when :assert
    String.new.tap { |str|
      str << Col["Equality test failed"].yb
      str << Col["\n  Should be: ", @expected.inspect].fmt(:yb, :gb)
      str << Col["\n        Was: ", @actual.inspect].fmt(:rb, :rb)
      if String === @actual and String === @expected \
           and @expected.length > 40 and @actual.length > 40
        diff = Differ.diff_by_char(@expected.inspect, @actual.inspect)
        str << "\n" << "  Dif: #{diff}"
      end
    }
  when :negate
    if @expected.inspect.length < 10
      Col["Inequality test failed: object should not equal",
              @expected.inspect].fmt [:yb, :rb]
    else
      Col.inline(
        "Inequality test failed: the two objects were equal.\n",  :yb,
        "  Value: ",                                              :yb,
        @expected.inspect,                                        :rb
      )
    end
  end
end

#run ⇒ Object 



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# File 'lib/whitestone/assertion_classes.rb', line 176

def run
  @expected == @actual
end