Contents

# encoding: utf-8

require 'spec_helper'

describe Function::Proposition, '.new' do
  let(:object) { described_class }

  context 'with true argument' do
    subject { object.new(argument) }

    let(:argument) { true }

    it { should equal(Function::Proposition::Tautology.instance) }
  end

  context 'with false argument' do
    subject { object.new(argument) }

    let(:argument) { false }

    it { should equal(Function::Proposition::Contradiction.instance) }
  end

  context 'with no arguments' do
    subject { object.new }

    specify { pending { expect { subject }.to raise_error(NotImplementedError, "#{object} is an abstract class") } }
  end
end

Version data entries

4 entries across 4 versions & 1 rubygems

Version	Path
veritas-0.0.7	spec/unit/veritas/function/proposition/class_methods/new_spec.rb
veritas-0.0.6	spec/unit/veritas/function/proposition/class_methods/new_spec.rb
veritas-0.0.5	spec/unit/veritas/function/proposition/class_methods/new_spec.rb
veritas-0.0.4	spec/unit/veritas/function/proposition/class_methods/new_spec.rb