Contents

require 'spec_helper'

describe Danica::Operator::Multiplication do
  subject { described_class.new(2,4) }

  it 'initializes from array' do
    expect do
      described_class.new(10, 2)
    end.not_to raise_error
  end

  it_behaves_like 'an object that respond to basic_methods'

  it_behaves_like 'an object with * operation' do
    context 'when other is also a multiplication' do
      let(:other) { described_class.new(200, 5) }

      it 'includes the addition parcels in the result' do
        expect(result.to_gnu).to eq('2 * 4 * 200 * 5')
      end
    end
  end
  it_behaves_like 'an object with basic operation', ignore: :*

  it_behaves_like 'a operator that joins many variables with same operation', {
    calculated: 24,
    numeric_variables: [ 1.5, 2, 3.5 ],
    tex: {
      string_expected: %w(X1 X2 X3 X4).join(' \cdot '),
      integer_expected: %w(1.5 2 X3 X4).join(' \cdot '),
      float_expected: %w(1.5 2 3.5 X4).join(' \cdot ')
    },
    gnu: {
      string_expected: %w(X1 X2 X3 X4).join(' * '),
      integer_expected: %w(1.5 2 X3 X4).join(' * '),
      float_expected: %w(1.5 2 3.5 X4).join(' * '),
    }
  }
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
danica-2.7.4	spec/lib/danica/operator/multiplication_spec.rb
danica-2.7.3	spec/lib/danica/operator/multiplication_spec.rb
danica-2.7.2	spec/lib/danica/operator/multiplication_spec.rb