Function assertGraphExistence

auto_tests/tests/range_selector.js:700–708

(g, graph)

});

var assertGraphExistence = function(g, graph) {
  assert.isNotNull(g);
  var zoomhandles = graph.getElementsByClassName('dygraph-rangesel-zoomhandle');
  assert.equal(2, zoomhandles.length);
  var bgcanvas = graph.getElementsByClassName('dygraph-rangesel-bgcanvas');
  assert.equal(1, bgcanvas.length);
  var fgcanvas = graph.getElementsByClassName('dygraph-rangesel-fgcanvas');
  assert.equal(1, fgcanvas.length);
};

});