Sha256: 3bfad497890eb46c5169e431925b82bc1f8068892a7f22e5f8f557b74c4dca04

Contents?: true

Size: 787 Bytes

Versions: 3

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Stored size: 787 Bytes

Contents

module Spec
  module Matchers

    class BeClose #:nodoc:
      def initialize(expected, delta)
        @expected = expected
        @delta = delta
      end

      def matches?(actual)
        @actual = actual
        (@actual - @expected).abs < @delta
      end

      def failure_message
        "expected #{@expected} +/- (< #{@delta}), got #{@actual}"
      end

      def description
        "be close to #{@expected} (within +- #{@delta})"
      end
    end

    # :call-seq:
    #   should be_close(expected, delta)
    #   should_not be_close(expected, delta)
    #
    # Passes if actual == expected +/- delta
    #
    # == Example
    #
    #   result.should be_close(3.0, 0.5)
    def be_close(expected, delta)
      Matchers::BeClose.new(expected, delta)
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version Path
picolena-0.1.6 rails_plugins/rspec/lib/spec/matchers/be_close.rb
picolena-0.1.7 rails_plugins/rspec/lib/spec/matchers/be_close.rb
picolena-0.1.8 rails_plugins/rspec/lib/spec/matchers/be_close.rb