+/**
+ * @fileoverview Test cases for the callbacks.
+ *
+ * @author uemit.seren@gmail.com (Ümit Seren)
+ */
+
+var CallbackTestCase = TestCase("callback");
+
+CallbackTestCase.prototype.setUp = function() {
+ document.body.innerHTML = "<div id='graph'></div>";
+};
+
+CallbackTestCase.prototype.tearDown = function() {
+};
+
+ var data = "X,a\,b,c\n" +
+ "10,-1,1,2\n" +
+ "11,0,3,1\n" +
+ "12,1,4,2\n" +
+ "13,0,2,3\n";
+
+
+ /**
+ * This tests that when the function idxToRow_ returns the proper row and the onHiglightCallback
+ * is properly called when the first series is hidden (setVisibility = false)
+ *
+ */
+ CallbackTestCase.prototype.testHighlightCallbackIsCalled = function() {
+ var h_row;
+ var h_pts;
+
+ var highlightCallback = function(e, x, pts, row) {
+ h_row = row;
+ h_pts = pts;
+ };
+
+
+
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, data,
+ {
+ width: 100,
+ height : 100,
+ visibility: [false, true, true],
+ highlightCallback : highlightCallback,
+ });
+
+ DygraphOps.dispatchMouseMove(g, 13, 10);
+
+ //check correct row is returned
+ assertEquals(3, h_row);
+ //check there are only two points (because first series is hidden)
+ assertEquals(2, h_pts.length);
+ };