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32 lines
794 B
Ruby
32 lines
794 B
Ruby
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# frozen_string_literal: true
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require_relative 'helper'
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require 'roundable'
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describe Roundable do
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include Roundable
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it 'rounds values over 5,000 to zero decimal places' do
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round(5000.123456).must_equal 5000.0
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end
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it 'rounds values over 80 and below 5,000 to two decimal places' do
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round(80.123456).must_equal 80.12
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round(4999.123456).must_equal 4999.12
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end
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it 'rounds values over 20 and below 80 to three decimal places' do
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round(79.123456).must_equal 79.123
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round(20.123456).must_equal 20.123
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end
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it 'rounds values over 1 and below 20 to four decimal places' do
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round(19.123456).must_equal 19.1235
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round(1.123456).must_equal 1.1235
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end
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it 'rounds values below 1 to five decimal places' do
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round(0.123456).must_equal 0.12346
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end
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end
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