require File.expand_path('../spec_helper', __FILE__)

module XcodeInstall
  describe Command::Install do
    describe 'when invoked' do
      before do
        Installer.any_instance.stubs(:exists).returns(true)
        Installer.any_instance.stubs(:installed).returns([])
        fixture = Pathname.new('spec/fixtures/xcode_63.json').read
        xcode = Xcode.new(JSON.parse(fixture))
        Installer.any_instance.stubs(:seedlist).returns([xcode])
      end

      it 'downloads and installs' do
        Installer.any_instance.expects(:download).with('6.3', true, nil, nil).returns('/some/path')
        Installer.any_instance.expects(:install_dmg).with('/some/path', '-6.3', true, true)
        Command::Install.run(['6.3'])
      end

      it 'downloads and installs with custom HTTP URL' do
        url = 'http://yolo.com/xcode.dmg'
        Installer.any_instance.expects(:download).with('6.3', true, url, nil).returns('/some/path')
        Installer.any_instance.expects(:install_dmg).with('/some/path', '-6.3', true, true)
        Command::Install.run(['6.3', "--url=#{url}"])
      end

      it 'downloads and installs and does not switch if --no-switch given' do
        Installer.any_instance.expects(:download).with('6.3', true, nil, nil).returns('/some/path')
        Installer.any_instance.expects(:install_dmg).with('/some/path', '-6.3', false, true)
        Command::Install.run(['6.3', '--no-switch'])
      end

      it 'downloads without progress if switch --no-progress is given' do
        Installer.any_instance.expects(:download).with('6.3', false, nil, nil).returns('/some/path')
        Installer.any_instance.expects(:install_dmg).with('/some/path', '-6.3', true, true)
        Command::Install.run(['6.3', '--no-progress'])
      end

      it 'reads .xcode-version' do
        Installer.any_instance.expects(:download).with('6.3', true, nil, nil).returns('/some/path')
        Installer.any_instance.expects(:install_dmg).with('/some/path', '-6.3', true, true)
        File.expects(:exist?).with('.xcode-version').returns(true)
        File.expects(:read).returns('6.3')
        Command::Install.run([])
      end
    end

    it 'parses hdiutil output' do
      installer = Installer.new
      fixture = Pathname.new('spec/fixtures/hdiutil.plist').read
      installer.expects(:hdiutil).with('mount', '-plist', '-nobrowse', '-noverify', '/some/path').returns(fixture)
      location = installer.send(:mount, Pathname.new('/some/path'))
      location.should == '/Volumes/XcodeME'
    end

    it 'gives more helpful error when downloaded DMG turns out to be HTML' do
      installer = Installer.new
      should.raise(Informative) { installer.mount('spec/fixtures/mail-verify.html') }.message
            .should.include 'logging into your account from a browser'
    end
  end
end