+
+CallbackTestCase.prototype.testFailedResponse = function() {
+
+ // Fake out the XMLHttpRequest so it doesn't do anything.
+ XMLHttpRequest = function () {};
+ XMLHttpRequest.prototype.open = function () {};
+ XMLHttpRequest.prototype.send = function () {};
+
+ var highlightCallback = function(e, x, pts, row) {
+ fail("should not reach here");
+ };
+
+ var graph = document.getElementById("graph");
+ graph.style.border = "2px solid black";
+ var g = new Dygraph(graph, "data.csv", { // fake name
+ width: 400,
+ height: 300,
+ highlightCallback : highlightCallback
+ });
+
+ DygraphOps.dispatchMouseOver_Point(g, 800, 800);
+ DygraphOps.dispatchMouseMove_Point(g, 100, 100);
+ DygraphOps.dispatchMouseMove_Point(g, 800, 800);
+
+ var oldOnerror = window.onerror;
+ var failed = false;
+ window.onerror = function() { failed = true; return false; }
+
+ DygraphOps.dispatchMouseOut_Point(g, 800, 800); // This call should not throw an exception.
+
+ assertFalse("exception thrown during mouseout", failed);
+};
+
+
+// Regression test for http://code.google.com/p/dygraphs/issues/detail?id=355
+CallbackTestCase.prototype.testHighlightCallbackRow = function() {
+ var highlightRow;
+ var highlightCallback = function(e, x, pts, row) {
+ highlightRow = row;
+ };
+
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph,
+ "X,Y,Z\n" +
+ "0,1,2\n" + // 0
+ "1,2,3\n" + // 100
+ "2,3,4\n" + // 200
+ "3,4,5\n" + // 300
+ "4,5,6\n", // 400
+ { // fake name
+ width: 400,
+ height: 300,
+ highlightCallback : highlightCallback
+ });
+
+ // Mouse over each of the points
+ DygraphOps.dispatchMouseOver_Point(g, 0, 0);
+ DygraphOps.dispatchMouseMove_Point(g, 0, 0);
+ assertEquals(0, highlightRow);
+ DygraphOps.dispatchMouseMove_Point(g, 100, 0);
+ assertEquals(1, highlightRow);
+ DygraphOps.dispatchMouseMove_Point(g, 200, 0);
+ assertEquals(2, highlightRow);
+ DygraphOps.dispatchMouseMove_Point(g, 300, 0);
+ assertEquals(3, highlightRow);
+ DygraphOps.dispatchMouseMove_Point(g, 400, 0);
+ assertEquals(4, highlightRow);
+
+ // Now zoom and verify that the row numbers still refer to rows in the data
+ // array.
+ g.updateOptions({dateWindow: [2, 4]});
+ DygraphOps.dispatchMouseOver_Point(g, 0, 0);
+ DygraphOps.dispatchMouseMove_Point(g, 0, 0);
+ assertEquals(2, highlightRow);
+ assertEquals('2: Y: 3 Z: 4', Util.getLegend());
+};