Contents

require "rails_helper"

describe Dorsale::BillingMachine::InvoiceLine, type: :model do
  it { is_expected.to belong_to :invoice }
  it { is_expected.to validate_presence_of :invoice }

  it { is_expected.to respond_to :quantity }
  it { is_expected.to respond_to :label }
  it { is_expected.to respond_to :vat_rate }
  it { is_expected.to respond_to :total }
  it { is_expected.to respond_to :unit }
  it { is_expected.to respond_to :unit_price }

  it "should have a valid factory" do
    expect(build(:billing_machine_invoice_line)).to be_valid
  end

  describe "default values" do
    it "quantity should be 0" do
      expect(described_class.new.quantity).to eq 0
    end

    it "unit_price should be 0" do
      expect(described_class.new.unit_price).to eq 0
    end

    it "vat_rate should be 0" do
      expect(described_class.new.vat_rate).to eq Dorsale::BillingMachine.default_vat_rate
    end
  end

  it "should be sorted by created_at" do
    line1 = create(:billing_machine_invoice_line, :created_at => 1.minute.from_now)
    line2 = create(:billing_machine_invoice_line, :created_at => 2.minutes.from_now)
    line3 = create(:billing_machine_invoice_line, :created_at => 3.minutes.from_now)
    line4 = create(:billing_machine_invoice_line, :created_at => 4.minutes.from_now)
    line3.update!(:created_at => 5.minutes.from_now)

    lines = described_class.all
    expect(lines).to eq [line1, line2, line4, line3]
  end

  it "should update the total upon save" do
    line = create(:billing_machine_invoice_line, quantity: 12.34, unit_price: 12.34, total: 0)
    expect(line.total.to_f).to eq 152.28
  end

  it "should update the total gracefully with invalid data" do
    line = create(:billing_machine_invoice_line, quantity: nil, unit_price: nil, total: 0)
    expect(line.total.to_f).to eq 0
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
dorsale-4.0.0	spec/models/dorsale/billing_machine/invoice_line_spec.rb