require 'spec_helper'
require 'fakefs/spec_helpers'
require 'jasmine/headless/task'
require 'mocha'

describe Jasmine::Headless::Task do
  before do
    Jasmine::Headless::Task.any_instance.stubs(:desc)
    Jasmine::Headless::Task.any_instance.stubs(:task)
  end

  after do
    Object.send(:remove_const, :Rails) if defined?(Rails)
  end

  describe 'define task' do
    context 'without Rails' do
      it 'should not explode when Rails is undefined' do
        Jasmine::Headless::Task.new('jasmine:headless')
      end
    end

    context 'with Rails' do
      before do
        module Rails
          def self.version
            return "0"
          end
        end
      end

      it 'should be OK if rails is defined' do
        Jasmine::Headless::Task.new('jasmine:headless')
      end
    end
  end

  describe 'jasmine:headless integration test' do
    context 'with successful test' do
      let(:test) do
        described_class.new do |t|
          t.jasmine_config = "spec/jasmine/success/success.yml"
        end
      end

      it 'should do nothing on success' do
        expect { test.send(:run_rake_task) }.to_not raise_error
      end
    end

    context 'with failing test' do
      let(:test) do
        described_class.new do |t|
          t.jasmine_config = "spec/jasmine/failure/failure.yml"
        end
      end

      it 'should raise an exception on failure' do
        expect { test.send(:run_rake_task) }.to raise_error(Jasmine::Headless::TestFailure)
      end
    end

    context 'with console.log using test' do
      let(:test) do
        described_class.new do |t|
          t.jasmine_config = "spec/jasmine/console_log/console_log.yml"
        end
      end

      it 'should raise an exception on console.log usage' do
        expect { test.send(:run_rake_task) }.to raise_error(Jasmine::Headless::ConsoleLogUsage)
      end
    end
  end
end