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Contents
# frozen_string_literal: true
require_relative '../spec_helper' # Use the RSpec framework
# Load the class under test
require_relative '../../lib/loxxy/datatype/number'
module Loxxy
module Datatype
describe Number do
let(:sample_value) { -12.34 }
subject { Number.new(sample_value) }
context 'Initialization:' do
it 'should accept a Numeric value at initialization' do
expect { Number.new(sample_value) }.not_to raise_error
end
it 'should know its value' do
expect(subject.value).to eq(sample_value)
end
end
context 'Provided services:' do
it 'should compare with other Lox numbers' do
result = subject == Number.new(sample_value)
expect(result).to be_true
result = subject == Number.new(5)
expect(result).to be_false
end
it 'should compare with Ruby numbers' do
result = subject == sample_value
expect(result).to be_true
result = subject == 5
expect(result).to be_false
end
it 'should give its display representation' do
expect(subject.to_str).to eq(sample_value.to_s)
end
it 'should compute the addition with another number' do
addition = subject + Number.new(10)
expect(addition == -2.34).to be_true
end
it 'should compute the subtraction with another number' do
subtraction = subject - Number.new(10)
expect(subtraction == -22.34).to be_true
end
end
end # describe
end # module
end # module
Version data entries
13 entries across 13 versions & 1 rubygems