require 'spec_helper'

module Pronto
  describe ESLintNpm do
    let(:eslint) { ESLintNpm.new(patches) }

    describe '#run' do
      subject { eslint.run }

      context 'patches are nil' do
        let(:patches) { nil }
        it { should == [] }
      end

      context 'no patches' do
        let(:patches) { [] }
        it { should == [] }
      end

      context 'patches with a one and a four warnings' do
        include_context 'test repo'

        let(:patches) { repo.diff('master') }

        its(:count) { should == 5 }
        its(:'first.msg') { should == "'foo' is not defined." }
      end

      context 'repo with ignored and not ignored file, each with three warnings' do
        include_context 'eslintignore repo'

        let(:patches) { repo.diff('master') }

        its(:count) { should == 3 }
        its(:'first.msg') { should == "'HelloWorld' is defined but never used" }
      end
    end
  end
end