require 'spec_helper'

describe SingaporeCPFCalculator::Year2016::SPR2FG::Age65UpContributionCalculator do

  subject(:calculator) {
    described_class.new ordinary_wages: ordinary_wages,
                        additional_wages: additional_wages
  }

  let(:result) { calculator.calculate }

  let(:additional_wages) { 0.0 }

  describe "#calculate" do

    context "when the total wages amounts to 0.00" do
      let(:ordinary_wages) { 0.00 }
      it { expect(result).to equal_cpf total: 0.00, employee: 0.00, employer: 0.00 }
    end

    context "when the total wages amounts to 50.00" do
      let(:ordinary_wages) { 50.00 }
      it { expect(result).to equal_cpf total: 0.00, employee: 0.00, employer: 0.00 }
    end

    context "when the total wages amounts to 50.01" do
      let(:ordinary_wages) { 50.01 }
      it { expect(result).to equal_cpf total: 4.00, employee: 0.00, employer: 4.00 }
    end

    context "when the total wages amounts to 500.00" do
      let(:ordinary_wages) { 500.00 }
      it { expect(result).to equal_cpf total: 38.00, employee: 0.00, employer: 38.00 }
    end

    context "when the total wages amounts to 500.01" do
      let(:ordinary_wages) { 500.01 }
      it { expect(result).to equal_cpf total: 38.00, employee: 0.00, employer: 38.00 }
    end

    context "when the total wages amounts to 749.99" do
      let(:ordinary_wages) { 749.99 }
      it { expect(result).to equal_cpf total: 94.00, employee: 37.00, employer: 57.00 }
    end

    context "when the total wages amounts to 750.00" do
      let(:ordinary_wages) { 750.00 }
      it { expect(result).to equal_cpf total: 94.00, employee: 37.00, employer: 57.00 }
    end

    context "when the total wages amounts to 5,000.00" do
      let(:ordinary_wages) { 5_000.00 }
      it { expect(result).to equal_cpf total: 625.00, employee: 250.00, employer: 375.00 }
    end

    context "when the total wages amounts to 10,000.00" do
      let(:ordinary_wages) { 10_000.00 }
      it { expect(result).to equal_cpf total: 750.00, employee: 300.00, employer: 450.00 }
    end

  end

end