003_var.xml

<?xml version="1.0" encoding="utf-8" ?>
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<test-suite id="003" name="var">
  <test-case id="001">
    <script>
      var t = debug.assert;

      var a = 10, b = 20;

      t(a == 10);
      t(b == 20);
    </script>
  </test-case>
  
  <test-case id="002">
    <script>
      var t = debug.assert;

      var a = 10;
      t( a == 10 );
      
      var b = a + 10;
      t( b == 20 );
      t( a == b - 10 );
      
      var c = a * b;
      t( c == 200 );
      t( b == 200 / a );
      
      var d = a / b;
      t( d == 0.5 );
      t( a == b * 0.5 ); 
      
      t( a == 10 );
      t( b == 20 );
      t( c == 200 );
      t( d == 0.5 );
    </script>
  </test-case>

  <test-case id="003">
    <script>
      var t = debug.assert;
    
      var a = 10, b = 20;
      var c = b / a, d = a * b;
      
      var e = ( c == d / 100 );
      
      t(e == true);
    </script>
  </test-case>

  <test-case id="004" name="bool">
    <script>
      var t = debug.assert;

      var a = true, b = false;

      t(a == !b);
      t(a != b);

      t(!(a &lt; b));
      t(!(a &gt; b));
    </script>
  </test-case>

  <test-case id="005" name="global">
    <script>
      var t = debug.assert;

      t( undefined == null );

      var a = 10;         // local variable in global scope
                          // is global variable
      t( a != null );
      
      a = null;           // clear variable
      
      t( a == null &amp;&amp; a == undefined );
    </script>
  </test-case>

  <test-case id="006" name="increment">
    <script>
      var t = debug.assert;
  
      var o1 = {a: 0};
      
      t( o1.a++ == 0 );
      t( o1.a == 1 );
      
      var arr = [0,1,2,3];
      t( arr[1]++ == 1 );
      t( arr[1] == 2 );
    </script>
  </test-case>

  <test-case id="010" name="scope">
    <script>
      var t = debug.assert;

      var a = 10;
      t( this.a == 10 );  // global variable
      
      function () {
        a = 20;           // access global variable in function
      } ();
      
      t( a == 20 );
      
      function () {
        var a = 30;       // access local variable in function
                          // should not modify global variable
      } ();
      
      t( a == 20 );
      
    </script>
	</test-case>
</test-suite>