hen in 2x view', 25,
        goog.graphics.ext.coordinates.computeValue('50px', null, 2));
  }

  function testGenericGetValue() {
    var getValue = goog.graphics.ext.coordinates.getValue;

    var cache = {};

    assertEquals('Testing 50%', 50,
        getValue('50%', false, 100, 2, cache));

    var count = 0;
    for (var x in cache) {
      count++;
      cache[x] = 'OVERWRITE';
    }

    assertEquals('Testing cache size', 1, count);
    assertEquals('Testing cache usage', 'OVERWRITE',
        getVal