epub.js/libs/annotator/lib/spec/util_spec.js

// Generated by CoffeeScript 1.6.3
describe('Util.flatten()', function() {
  return it("flattens the contents of an Array", function() {
    var flattened;
    flattened = Util.flatten([[1, 2], 'lorem ipsum', [{}]]);
    return assert.deepEqual(flattened, [1, 2, 'lorem ipsum', {}]);
  });
});

describe('Util.getTextNodes()', function() {
  var $fix;
  $fix = null;
  beforeEach(function() {
    addFixture('textnodes');
    return $fix = $(fix());
  });
  afterEach(function() {
    return clearFixtures();
  });
  it("returns an element's textNode descendants", function() {
    var expectation, node, nodes, text;
    nodes = Util.getTextNodes($fix);
    text = (function() {
      var _i, _len, _results;
      _results = [];
      for (_i = 0, _len = nodes.length; _i < _len; _i++) {
        node = nodes[_i];
        _results.push(node.nodeValue);
      }
      return _results;
    })();
    expectation = ['\n  ', 'lorem ipsum', '\n  ', 'dolor sit', '\n', '\n', 'dolor sit ', 'amet', '. humpty dumpty. etc.'];
    return assert.deepEqual(text, expectation);
  });
  it("returns an empty jQuery collection when called in undefined node", function() {
    var result;
    result = Util.getTextNodes($(void 0));
    assert.instanceOf(result, jQuery);
    return assert.lengthOf(result, 0);
  });
  return it("returns an element's TextNodes after Text.splitText() text has been called", function() {
    var first, fixture, para, text;
    fixture = document.getElementById('fixtures') || $('body')[0];
    fixture.innerHTML = '';
    para = document.createElement('p');
    text = document.createTextNode('this is a paragraph of text');
    para.appendChild(text);
    fixture.appendChild(para);
    assert.lengthOf(para.childNodes, 1);
    first = text.splitText(14);
    assert.equal(first.nodeValue, 'graph of text');
    assert.equal(text.nodeValue, 'this is a para');
    assert.equal(para.firstChild.nodeValue, 'this is a para');
    assert.equal(para.lastChild.nodeValue, 'graph of text');
    return assert.lengthOf(Util.getTextNodes($(para)), 2);
  });
});

describe('Util.xpathFromNode', function() {
  var $fix;
  $fix = null;
  beforeEach(function() {
    addFixture('xpath');
    return $fix = $(fix());
  });
  afterEach(function() {
    return clearFixtures();
  });
  it("generates an XPath string for an element's position in the document", function() {
    var pathToFixHTML;
    pathToFixHTML = '/html[1]/body[1]/div[1]';
    assert.deepEqual(Util.xpathFromNode($fix.find('p')), [pathToFixHTML + '/p[1]', pathToFixHTML + '/p[2]']);
    assert.deepEqual(Util.xpathFromNode($fix.find('span')), [pathToFixHTML + '/ol[1]/li[2]/span[1]']);
    return assert.deepEqual(Util.xpathFromNode($fix.find('strong')), [pathToFixHTML + '/p[2]/strong[1]']);
  });
  return it("takes an optional parameter determining the element from which XPaths should be calculated", function() {
    var ol;
    ol = $fix.find('ol').get(0);
    assert.deepEqual(Util.xpathFromNode($fix.find('li'), ol), ['/li[1]', '/li[2]', '/li[3]']);
    return assert.deepEqual(Util.xpathFromNode($fix.find('span'), ol), ['/li[2]/span[1]']);
  });
});

describe('Util.escape()', function() {
  return it("should escape any HTML special characters into entities", function() {
    return assert.equal(Util.escape('<>"&'), '&lt;&gt;&quot;&amp;');
  });
});

describe('Util.uuid()', function() {
  return it("should return a unique id on each call", function() {
    var counter, current, results, _results;
    counter = 100;
    results = [];
    _results = [];
    while (counter--) {
      current = Util.uuid();
      assert.equal(results.indexOf(current), -1);
      _results.push(results.push(current));
    }
    return _results;
  });
});

describe('Util.preventEventDefault()', function() {
  return it("should call prevent default if the method exists", function() {
    var event;
    event = {
      preventDefault: sinon.spy()
    };
    Util.preventEventDefault(event);
    assert(event.preventDefault.calledOnce);
    assert.doesNotThrow((function() {
      return Util.preventEventDefault(1);
    }), Error);
    assert.doesNotThrow((function() {
      return Util.preventEventDefault(null);
    }), Error);
    return assert.doesNotThrow((function() {
      return Util.preventEventDefault(void 0);
    }), Error);
  });
});

/*
//@ sourceMappingURL=util_spec.map
*/