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Contents
require 'spec_helper'
describe Danica::Operator::Division do
let(:variables) { [2, 4] }
subject { described_class.new(*variables) }
describe '#numerator' do
it 'returns the numerator' do
expect(subject.numerator).to eq(Danica::Wrapper::Number.new(2))
end
end
describe '#denominator' do
it 'returns the denominator' do
expect(subject.denominator).to eq(Danica::Wrapper::Number.new(4))
end
end
it_behaves_like 'an object that respond to basic_methods'
it_behaves_like 'an object with basic operation'
it_behaves_like 'a operator that has two terms', :division, {
values: [ 2, 4 ],
calculated: 1.0 / 2.0,
to_tex: {
string_expected: '\frac{X1}{X2}',
numeric_string_expected: '\frac{2}{4}',
partial_string_expected: '\frac{2}{X2}'
},
to_gnu: {
string_expected: '(X1)/(X2)',
numeric_string_expected: '(2)/(4)',
partial_string_expected: '(2)/(X2)'
}
}
describe 'more complex division' do
describe 'of two additions' do
subject do
Danica::Operator::Division.new(
Danica::Operator::Addition.new(2, :x),
Danica::Operator::Addition.new(3, :y)
)
end
describe 'to_gnu' do
let(:expected) do
'(2 + x)/(3 + y)'
end
it 'groups addition' do
expect(subject.to_gnu).to eq(expected)
end
end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems