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) { Grid.new(value) }
    let(:value)     { 2 }

    describe '#initialize' do
      it { return_type_for(described, Grid) }
      it { assigns(described, '@value', value) }
    end

    describe '.columns' do
      it 'raises an exception if the value is less than 1' do
        proc { Grid.columns(0) }.must_raise(OutOfRange)
      end

      it 'raises an exception if the value is greater than 12' do
        proc { Grid.columns(13) }.must_raise(OutOfRange)
      end

      it 'returns the width if the value is in range' do
        IO.console.stub :winsize, [25, 80] do
          Grid.columns(7).must_equal(42)
        end
      end
    end

  end # Grid

  end # Vedeu

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
vedeu-0.2.12	test/lib/vedeu/support/grid_test.rb