Contents

# encoding: utf-8

require 'spec_helper'

describe Function, '#optimize' do
  subject { object.optimize(*args) }

  let(:described_class) { Class.new(Function) }
  let(:object)          { described_class.new }

  before do
    described_class.class_eval do
      def eql?(other)
        instance_of?(other.class)
      end
    end
  end

  context 'with no optimizer' do
    let(:args) { [] }

    it 'calls self.class.optimizer' do
      described_class.should_receive(:optimizer).and_return(nil)
      subject
    end

    it 'returns self' do
      should equal(object)
    end

    it_should_behave_like 'an optimize method'
  end

  context 'with an optimizer' do
    let(:optimized) { described_class.new                 }
    let(:args)      { [ lambda { |relation| optimized } ] }

    it 'returns an optimized expression' do
      should equal(optimized)
    end

    it_should_behave_like 'an optimize method'
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
veritas-optimizer-0.0.7	spec/integration/veritas/function/optimize_spec.rb
veritas-optimizer-0.0.6	spec/integration/veritas/function/optimize_spec.rb
veritas-optimizer-0.0.5	spec/integration/veritas/function/optimize_spec.rb
veritas-optimizer-0.0.4	spec/integration/veritas/function/optimize_spec.rb