// even if the point is outside the visible range and only one series has a valid value for this point.
CanvasAssertions.assertLineDrawn(htx, xy1, xy2, attrs);
};
+
+ConnectSeparatedPointsTestCase.prototype.testConnectSeparatedPointsPerSeries = function() {
+ var assertExpectedLinesDrawnPerSeries = function(htx, expectedSeries1, expectedSeries2, expectedSeries3) {
+ var expected = [expectedSeries1, expectedSeries2, expectedSeries3];
+ var actual = [
+ CanvasAssertions.numLinesDrawn(htx, "#ff0000"),
+ CanvasAssertions.numLinesDrawn(htx, "#00ff00"),
+ CanvasAssertions.numLinesDrawn(htx, "#0000ff")];
+ assertEquals(expected, actual);
+ }
+
+ var g = new Dygraph(document.getElementById("graph"),
+ [
+ [1, 10, 10, 10],
+ [2, 15, 11, 12],
+ [3, null, null, 12],
+ [4, 20, 14, null],
+ [5, 15, null, 17],
+ [6, 18, null, null],
+ [7, 12, 14, null]
+ ],
+ {
+ labels: ["Date","Series1","Series2","Series3"],
+ connectSeparatedPoints: false,
+ colors: ["#ff0000", "#00ff00", "#0000ff"]
+ });
+
+ htx = g.hidden_ctx_;
+ assertExpectedLinesDrawnPerSeries(htx, 4, 1, 2);
+
+ Proxy.reset(htx);
+ g.updateOptions({
+ connectSeparatedPoints : true,
+ });
+ assertExpectedLinesDrawnPerSeries(htx, 5, 3, 3);
+
+ Proxy.reset(htx);
+ g.updateOptions({
+ connectSeparatedPoints : false,
+ series : {
+ Series1 : { connectSeparatedPoints : true }
+ }
+ });
+ assertExpectedLinesDrawnPerSeries(htx, 5, 1, 2);
+
+
+ Proxy.reset(htx);
+ g.updateOptions({
+ connectSeparatedPoints : true,
+ series : {
+ Series1 : { connectSeparatedPoints : false }
+ }
+ });
+ assertExpectedLinesDrawnPerSeries(htx, 4, 3, 3);
+}