I"(function() {
  Ext.apply(window, (function() {
    var throwIfNotFound;
    throwIfNotFound = function(cmp) {
      if (Ext.isString(cmp)) {
        throw new Error(cmp + " not found");
      }
    };
    return {
      expectToSee: function(cmp) {
        throwIfNotFound(cmp);
        return expect(Ext.isObject(cmp) || Ext.isElement(cmp)).to.be.ok();
      },
      expectToNotSee: function(el) {
        return expect(Ext.isString(el)).to.be.ok();
      },
      expectDisabled: function(cmp) {
        throwIfNotFound(cmp);
        return expect(cmp.isDisabled()).to.be(true);
      },
      expectEnabled: function(cmp) {
        throwIfNotFound(cmp);
        return expect(cmp.isDisabled()).to.be(false);
      },
      expectInvisibleBodyOf: function(cmp) {
        throwIfNotFound(cmp);
        return expect(cmp.body.isVisible()).to.be(false);
      }
    };
  })());

}).call(this);
:ET