test.xml

<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet href="justice.xsl" type="text/xsl"?>
<campaign xmlns="http://justice.hoverview.org/ns">
  <import src="loop.js"/>
  <test>
    <synopsis>Check loaded</synopsis>
    <action>
      return !!loop;
    </action>
    <facit>true</facit>
  </test>
  <test>
    <synopsis>Copy array</synopsis>
    <action>
      <![CDATA[
        var input = ['gibbon', 'bonobo', 'lemur'];
        var actual = loop(input, [], function(lo){
          lo.result.push(lo.item);
        });
        return actual;
      ]]>
    </action>
    <facit><![CDATA[gibbon,bonobo,lemur]]></facit>
  </test>
  <test>
    <synopsis>Find element and stop searching</synopsis>
    <action>
      <![CDATA[
      var input = [{name:'gibbon', verdict:'gibbon'},
                   {name:'bonobo', verdict:'bonobo1'},
                   {name:'bonobo', verdict:'bonobo2'}];
      var actual = loop(input, 'default', function(lo){
        console.log(lo.item);
        if(lo.item.name == 'bonobo'){
          lo.result = lo.item.verdict;
          lo.stop();
        }
      });
      return actual;
      ]]>
    </action>
    <facit><![CDATA[bonobo1]]></facit>
  </test>

  <test>
    <synopsis>Fold a sum</synopsis>
    <action>
      <![CDATA[
      var input = [{name:'bonobo', nr:12},
                   {name:'bonobo', nr:23},
                   {name:'lemur', nr:19}];
      var actual = loop(input, 0, function(lo){
        if(lo.item.name == 'bonobo'){
          lo.result += lo.item.nr;
        }
      });
      return actual;
      ]]>
    </action>
    <facit><![CDATA[35]]></facit>
  </test>

  <test>
    <synopsis>Cannot loop a number</synopsis>
    <action>
      <![CDATA[
      var input = 23;
      try {
        return loop(23, "Wrong", function(lo){});
      } catch (e) {
        return e;
      }
      ]]>
    </action>
    <facit><![CDATA[Cannot loop over 23]]></facit>
  </test>

  <test>
    <synopsis>Missing first param is this</synopsis>
    <action>
      <![CDATA[
      var input = [9, 5];
      input.loop = loop;
      return input.loop(12, function(lo){
        lo.result += lo.item;
      });
      ]]>
    </action>
    <facit><![CDATA[26]]></facit>
  </test>

  <test>
    <synopsis>Missing second param is null</synopsis>
    <action>
      <![CDATA[
      var input = [9];
      input.loop = loop;
      return input.loop(function(lo){
        if(lo.result == null){
          lo.result = true;
        }
      });
      ]]>
    </action>
    <facit><![CDATA[true]]></facit>
  </test>

  <test>
    <synopsis>Only last loop returns true for isLast</synopsis>
    <action>
      <![CDATA[
      var input = [5,4,3];
      return loop(input, 0, function(lo){
        if(lo.isLast()){
          lo.result += lo.item;
        }
      });
      ]]>
    </action>
    <facit><![CDATA[3]]></facit>
  </test>

</campaign>