invalid = function () {
        normalizeConfigWithDefaults({
          browsers: 'Firefox'
        })
      }
/*.html': 'html2js'
        }
      })

      expect(config.preprocessors).to.have.property(resolveWinPath('/some/base/*.coffee'))
      expect(config.preprocessors).not.to.have.property(resolveWinPath('*.coffee'))
      expect(config.preprocessors).to.have.property(resolveWinPath('/*