jasmine-headless-webkit/spec/lib/jasmine/files_list_spec.rb

# encoding: UTF-8

require 'spec_helper'
require 'jasmine/files_list'
require 'fakefs/spec_helpers'
require 'coffee-script'

describe Jasmine::FilesList do
  let(:files_list) { described_class.new }

  describe '#initialize' do
    it "should have default files" do
      files_list.files.should == [
        File.join(Jasmine::Core.path, "jasmine.js"),
        File.join(Jasmine::Core.path, "jasmine-html.js"),
        File.join(Jasmine::Core.path, "jasmine.css"),
        File.expand_path('jasmine/jasmine.headless-reporter.js'),
        File.expand_path('js-lib/jsDump.js'),
        File.expand_path('js-lib/beautify-html.js'),
      ]
    end
  end

  describe '#use_config' do
    let(:files_list) { described_class.new(:config => config) }

    include FakeFS::SpecHelpers

    let(:src_dir) { 'src' }
    let(:spec_dir) { 'spec' }

    let(:first_file) { File.join(src_dir, 'js/first_file.js') }
    let(:src_file) { File.join(src_dir, 'js/src_file.js') }
    let(:spec_file) { File.join(spec_dir, 'spec_file_spec.js') }
    let(:helper_file) { File.join(spec_dir, 'helper/helper_file.js') }
    let(:stylesheet_file) { File.join(src_dir, 'stylesheet/blah.css') }

    before do
      [ first_file, src_file, spec_file, helper_file, stylesheet_file ].each do |file|
        FileUtils.mkdir_p File.split(file).first
        File.open(file, 'w')
      end
    end

    shared_examples_for :reading_data do
      it 'should read the data from the jasmine.yml file and add the files' do
        files_list.files.should == Jasmine::FilesList::DEFAULT_FILES + [
          File.expand_path(first_file),
          File.expand_path(src_file),
          File.expand_path(stylesheet_file),
          File.expand_path(helper_file),
          File.expand_path(spec_file)
        ]

        files_list.spec_files.should == [ File.expand_path(spec_file) ]
      end
    end

    context 'with normal list' do
      let(:config) { {
        'src_dir' => src_dir,
        'spec_dir' => spec_dir,
        'src_files' => [ 'js/first_file.js', 'js/*.js' ],
        'spec_files' => [ '*_spec.js' ],
        'helpers' => [ 'helper/*.js' ],
        'stylesheets' => [ 'stylesheet/*.css' ]
      } }

      it_should_behave_like :reading_data
    end

    context 'with multidimensional list' do
      let(:config) { {
        'src_dir' => src_dir,
        'spec_dir' => spec_dir,
        'src_files' => [ [ 'js/first_file.js', 'js/*.js' ] ],
        'spec_files' => [ '*_spec.js' ],
        'helpers' => [ 'helper/*.js' ],
        'stylesheets' => [ 'stylesheet/*.css' ]
      } }

      it_should_behave_like :reading_data
    end

    context 'with vendored helpers' do
      let(:config) { {
        'src_dir' => src_dir,
        'spec_dir' => spec_dir,
        'src_files' => [ 'js/first_file.js', 'js/*.js' ],
        'spec_files' => [ '*_spec.js' ],
        'helpers' => [],
        'stylesheets' => [ 'stylesheet/*.css' ],
        'vendored_helpers' => [ 'one', 'two' ]
      } }

      let(:helper_file) { "path/one.js" }
      let(:other_helper_file) { "path/two.js" }

      before do
        described_class.expects(:find_vendored_asset_path).with('one').returns([ helper_file ])
        described_class.expects(:find_vendored_asset_path).with('two').returns([ other_helper_file ])
      end

      it 'should find the vendored file' do
        files_list.files.should include(helper_file)
        files_list.files.should include(other_helper_file)

        files_list.files.index(helper_file).should be < files_list.files.index(other_helper_file)
      end
    end
  end

  context 'with filtered specs' do
    let(:files_list) { Jasmine::FilesList.new(:only => filter, :config => config) }
    let(:spec_dir) { 'spec' }

    include FakeFS::SpecHelpers

    let(:config) { {
      'spec_files' => [ '*_spec.js' ],
      'spec_dir' => spec_dir
    } }

    let(:spec_files) { %w{one_spec.js two_spec.js whatever.js} }

    before do
      spec_files.each do |file|
        FileUtils.mkdir_p spec_dir
        File.open(File.join(spec_dir, file), 'w')
      end
    end

    context 'empty filter' do
      let(:filter) { [] }

      it 'should return all files for filtered and all files' do
        files_list.files.any? { |file| file['two_spec.js'] }.should be_true
        files_list.filtered?.should be_false
        files_list.should_not have_spec_outside_scope
        files_list.spec_files.sort.should == %w{one_spec.js two_spec.js}.sort.collect { |file| File.expand_path(File.join(spec_dir, file)) }
      end
    end

    context 'filter with a file that is matchable' do
      let(:filter) { [ File.expand_path('spec/one_spec.js') ] }

      it 'should return all files for files' do
        files_list.files.any? { |file| file['two_spec.js'] }.should be_true
        files_list.filtered?.should be_true
        files_list.should_not have_spec_outside_scope
        files_list.spec_files.should == filter
      end

      it 'should return only filtered files for filtered_files' do
        files_list.filtered_files.any? { |file| file['two_spec.js'] }.should be_false
        files_list.should_not have_spec_outside_scope
      end
    end

    context 'filter with a glob' do
      let(:filter) { [ File.expand_path('spec/one*') ] }

      it 'should return all files for files' do
        files_list.files.any? { |file| file['two_spec.js'] }.should be_true
        files_list.filtered?.should be_true
        files_list.should_not have_spec_outside_scope
      end

      it 'should return only filtered files for filtered_files' do
        files_list.filtered_files.any? { |file| file['two_spec.js'] }.should be_false
        files_list.should_not have_spec_outside_scope
      end
    end

    context 'filter with a file that is not even there' do
      let(:filter) { [ File.expand_path('spec/whatever.js') ] }

      it 'should use the provided file' do
        files_list.filtered_files.any? { |file| file['whatever.js'] }.should be_true
        files_list.should have_spec_outside_scope
      end
    end
  end

  describe '#.*files_to_html' do
    include FakeFS::SpecHelpers

    before do
      files_list.instance_variable_set(:@files, [
                                       'test.js',
                                       'test.coffee',
                                       'test.whatever',
                                       'test.css'
      ])

      files_list.instance_variable_set(:@filtered_files, [
                                       'test.js',
                                       'test.coffee'
      ])

      File.stubs(:read)
      Jasmine::Headless::CoffeeScriptCache.any_instance.stubs(:handle).returns("i compiled")
    end

    context '#files_to_html' do
      it "should create the right HTML" do
        files_list.files_to_html.should == [
          %{<script type="text/javascript" src="test.js"></script>},
          %{<script type="text/javascript">i compiled</script>},
          %{<link rel="stylesheet" href="test.css" type="text/css" />}
        ]
      end
    end

    context '#filtered_files_to_html' do
      it "should create the right HTML" do
        files_list.filtered_files_to_html.should == [
          %{<script type="text/javascript" src="test.js"></script>},
          %{<script type="text/javascript">i compiled</script>}
        ]
      end
    end
  end

  describe '#spec_file_line_numbers' do
    include FakeFS::SpecHelpers

    before do
      files_list.instance_variable_set(:@spec_files, [
                                       'test.coffee',
                                       'test2.coffee'
      ])

      File.open('test.coffee', 'w') { |fh| fh.print "describe('cat')\ndescribe('cat')" }
      File.open('test2.coffee', 'w') { |fh| fh.print "no matches" }
    end

    it 'should generate filenames and line number info' do
      files_list.spec_file_line_numbers.should == {
        'test.coffee' => { 'cat' => [ 1, 2 ] }
      }
    end
  end
end