require 'spec_helper'

describe Mascherari::Formatter do
  subject do
    described_class.new :format => "(##) ####-####"
  end

  describe '#mask' do
    context 'when value is unmasked' do
      it 'returns value with mask' do
        expect(subject.mask "1234567890").to eq "(12) 3456-7890"
      end
    end

    context 'when value is already masked' do
      it 'returns value' do
        expect(subject.mask "(12) 3456-7890").to eq "(12) 3456-7890"
      end
    end

    context 'when value size is invalid' do
      it 'raises an error' do
        expect { subject.mask "23456789" }.to raise_error "Value size don't match format"
        expect { subject.mask "91234567890" }.to raise_error "Value size don't match format"
      end
    end
  end

  describe '#unmask' do
    context 'when value is masked' do
      it 'returns value with mask' do
        expect(subject.unmask "(12) 3456-7890").to eq "1234567890"
      end
    end

    context 'when value is already unmasked' do
      it 'returns value' do
        expect(subject.unmask "1234567890").to eq "1234567890"
      end
    end

    context 'when value size is invalid' do
      it 'raises an error' do
        expect { subject.unmask "(23) 456-789" }.to raise_error "Value size don't match format"
        expect { subject.unmask "(123) 4456-7789" }.to raise_error "Value size don't match format"
      end
    end
  end

  context 'when using different wildcard' do
    subject do
      described_class.new :format => "(**) ****-****", :wildcard => "*"
    end

    describe '#mask' do
      it 'returns value with mask' do
        expect(subject.mask "1234567890").to eq "(12) 3456-7890"
      end
    end

    describe '#unmask' do
      it 'returns value without mask' do
        expect(subject.unmask "(12) 3456-7890").to eq "1234567890"
      end
    end
  end
end