Contents

require 'test_helper'

describe Fixnum do

  describe '#columns' do
    it 'returns the width if the value is in range' do
      IO.console.stub :winsize, [25, 60] do
        1.columns.must_equal(5)
      end
    end
  end

end # Fixnum

module Vedeu

  describe Grid do

    let(:described) { Vedeu::Grid }
    let(:instance)  { described.new(_value) }
    let(:_value)    { 2 }

    before { IO.console.stubs(:winsize).returns([25, 80]) }

    describe '#initialize' do
      it { instance.must_be_instance_of(described) }
      it { instance.instance_variable_get('@value').must_equal(_value) }
    end

    describe '.columns' do
      context 'when the value is less than 1' do
        it { proc { Grid.columns(0) }.must_raise(OutOfRange) }
      end

      context 'when the value is greater than 12' do
        it { proc { Grid.columns(13) }.must_raise(OutOfRange) }
      end

      context 'when the value is in range' do
        it 'returns the value of the column' do
          Grid.columns(7).must_equal(42)
        end
      end
    end

  end # Grid

end # Vedeu

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
vedeu-0.4.19	test/lib/vedeu/geometry/grid_test.rb
vedeu-0.4.18	test/lib/vedeu/geometry/grid_test.rb