Contents

# frozen_string_literal: true

require 'spec_helper'

describe Danica::Expression::Baskara do
  describe '#to_tex' do
    it 'returns bascara tex string' do
      expect(subject.to_tex).to eq('\frac{-b \pm \sqrt{b^{2} -4 \cdot a \cdot c}}{2 \cdot a}')
    end
  end
end

describe Danica::Expression do
  subject { clazz.new }

  let(:clazz) do
    described_class.build(:a, :b, :c) do
      (
        negative(b) + Danica::Wrapper::PlusMinus.new(
          squared_root(
            power(b, 2) - multiplication(4, a, c)
          )
        )
      ) / (number(2) * a)
    end
  end

  describe 'to_tex' do
    it 'returns bascara tex string' do
      expect(subject.to_tex).to eq('\frac{-b \pm \sqrt{b^{2} -4 \cdot a \cdot c}}{2 \cdot a}')
    end
  end
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
danica-2.7.7	spec/integration/readme/expression_spec.rb
danica-2.7.6	spec/integration/readme/expression_spec.rb
danica-2.7.5	spec/integration/readme/expression_spec.rb