+/**
+ * @fileoverview Test cases for the option "connectSeparatedPoints" especially for the scenario where not every series has a value for each timestamp.
+ *
+ * @author julian.eichstaedt@ch.sauter-bc.com (Fr. Sauter AG)
+ */
+
+import Dygraph from '../../src/dygraph';
+import * as utils from '../../src/dygraph-utils';
+import CanvasAssertions from './CanvasAssertions';
+import Proxy from './Proxy';
+
+describe("connect-separated-points", function() {
+
+cleanupAfterEach();
+
+var origFunc = utils.getContext;
+
+beforeEach(function() {
+ utils.getContext = function(canvas) {
+ return new Proxy(origFunc(canvas));
+ };
+});
+
+afterEach(function() {
+ Dygraph.getContext = origFunc;
+});
+
+it('testEdgePointsSimple', function() {
+ var opts = {
+ width: 480,
+ height: 320,
+ labels: ["x", "series1", "series2", "additionalSeries"],
+ connectSeparatedPoints: true,
+ dateWindow: [2.5,7.5]
+ };
+
+ var data = [
+ [0,-1,0,null],
+ [1,null,2,null],
+ [2,null,4,null],
+ [3,0.5,0,null],
+ [4,1,-1,5],
+ [5,2,-2,6],
+ [6,2.5,-2.5,7],
+ [7,3,-3,null],
+ [8,4,null,null],
+ [9,4,-10,null]
+ ];
+
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, data, opts);
+
+ var htx = g.hidden_ctx_;
+
+ var attrs = {};
+
+ // Test if series1 is drawn correctly.
+ // ------------------------------------
+
+ // The first point of the first series
+ var x1 = data[0][0];
+ var y1 = data[0][1];
+ var xy1 = g.toDomCoords(x1, y1);
+
+ // The next valid point of this series
+ var x2 = data[3][0];
+ var y2 = data[3][1];
+ var xy2 = g.toDomCoords(x2, y2);
+
+ // Check if both points are connected at the left edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+ // Test if series2 is drawn correctly.
+ // ------------------------------------
+
+ // The last point of the second series.
+ var x2 = data[9][0];
+ var y2 = data[9][2];
+ var xy2 = g.toDomCoords(x2, y2);
+
+ // The previous valid point of this series
+ var x1 = data[7][0];
+ var y1 = data[7][2];
+ var xy1 = g.toDomCoords(x1, y1);
+
+ // Check if both points are connected at the right edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+});
+
+it('testEdgePointsCustomBars', function() {
+ var opts = {
+ width: 480,
+ height: 320,
+ labels: ["x", "series1", "series2", "additionalSeries"],
+ connectSeparatedPoints: true,
+ dateWindow: [2.5,7.5],
+ customBars: true
+ };
+
+ var data = [
+ [0,[4,5,6], [1,2,3], [null, null, null]],
+ [1,[null,null,null], [2,3,4], [null, null, null]],
+ [2,[null,null,null], [3,4,5], [null, null, null]],
+ [3,[0,1,2], [2,3,4], [null, null, null]],
+ [4,[1,2,3], [2,3,4], [4, 5, 6]],
+ [5,[1,2,3], [3,4,5], [4, 5, 6]],
+ [6,[0,1,2], [4,5,6], [5, 6, 7]],
+ [7,[0,1,2], [4,5,6], [null, null, null]],
+ [8,[2,3,4], [null,null,null], [null, null, null]],
+ [9,[0,1,2], [2,4,9], [null, null, null]]
+
+ ];
+
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, data, opts);
+
+ var htx = g.hidden_ctx_;
+
+ var attrs = {};
+
+
+ // Test if values of the series1 are drawn correctly.
+ // ------------------------------------
+
+ // The first point of the first series
+ var x1 = data[0][0];
+ var y1 = data[0][1][1];
+ var xy1 = g.toDomCoords(x1, y1);
+
+ // The next valid point of this series
+ var x2 = data[3][0];
+ var y2 = data[3][1][1];
+ var xy2 = g.toDomCoords(x2, y2);
+
+ // Check if both points are connected at the left edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+ // Test if the custom bars of the series1 are drawn correctly
+ // --------------------------------------------
+
+ // The first min-point of this series
+ x1 = data[0][0];
+ y1 = data[0][1][0];
+ xy1 = g.toDomCoords(x1, y1);
+
+ // The next valid min-point of the second series.
+ x2 = data[3][0];
+ y2 = data[3][1][0];
+ xy2 = g.toDomCoords(x2, y2);
+
+ // Check if both points are connected at the left edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+ // The first max-point of this series
+ x1 = data[0][0];
+ y1 = data[0][1][2];
+ xy1 = g.toDomCoords(x1, y1);
+
+ // The next valid max-point of the second series.
+ x2 = data[3][0];
+ y2 = data[3][1][2];
+ xy2 = g.toDomCoords(x2, y2);
+
+ // Check if both points are connected at the left edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+ // Test if values of the series2 are drawn correctly.
+ // ------------------------------------
+
+ // The last point of the second series.
+ var x2 = data[9][0];
+ var y2 = data[9][2][1];
+ var xy2 = g.toDomCoords(x2, y2);
+
+ // The previous valid point of this series
+ var x1 = data[7][0];
+ var y1 = data[7][2][1];
+ var xy1 = g.toDomCoords(x1, y1);
+
+ // Check if both points are connected at the right edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+ // Test if the custom bars of the series2 are drawn correctly
+ // --------------------------------------------
+
+ // The last min-point of the second series.
+ x2 = data[9][0];
+ y2 = data[9][2][0];
+ xy2 = g.toDomCoords(x2, y2);
+
+ // The previous valid min-point of this series
+ x1 = data[7][0];
+ y1 = data[7][2][0];
+ xy1 = g.toDomCoords(x1, y1);
+
+ // Check if both points are connected at the right edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+ // The last max-point of the second series.
+ x2 = data[9][0];
+ y2 = data[9][2][2];
+ xy2 = g.toDomCoords(x2, y2);
+
+ // The previous valid max-point of this series
+ x1 = data[7][0];
+ y1 = data[7][2][2];
+ xy1 = g.toDomCoords(x1, y1);
+
+ // Check if both points are connected at the right edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+});
+
+it('testEdgePointsErrorBars', function() {
+ var opts = {
+ width: 480,
+ height: 320,
+ labels: ["x", "series1", "series2", "seriesTestHelper"],
+ connectSeparatedPoints: true,
+ dateWindow: [2,7.5],
+ errorBars: true
+
+ };
+
+ var data = [
+ [0,[5,1], [2,1], [null,null]],
+ [1,[null,null], [3,1], [null,null]],
+ [2,[null,null], [4,1], [null,null]],
+ [3,[1,1], [3,1], [null,null]],
+ [4,[2,1], [3,1], [5,1]],
+ [5,[2,1], [4,1], [5,1]],
+ [6,[1,1], [5,1], [6,1]],
+ [7,[1,1], [5,1], [null,null]],
+ [8,[3,1], [null,null], [null,null]],
+ [9,[1,1], [4,1], [null,null]]
+
+ ];
+
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, data, opts);
+
+ var htx = g.hidden_ctx_;
+
+ var attrs = {};
+
+
+ // Test if values of the series1 are drawn correctly.
+ // ------------------------------------
+
+ // The first point of the first series
+ var x1 = data[0][0];
+ var y1 = data[0][1][0];
+ var xy1 = g.toDomCoords(x1, y1);
+
+ // The next valid point of this series
+ var x2 = data[3][0];
+ var y2 = data[3][1][0];
+ var xy2 = g.toDomCoords(x2, y2);
+
+ // Check if both points are connected at the left edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+ // Test if the upper error bars of series1 are drawn correctly
+ // --------------------------------------------
+
+ // The first upper error-point of this series
+ x1 = data[0][0];
+ var y1error = y1 + (data[0][1][1]*2);
+ xy1 = g.toDomCoords(x1, y1error);
+
+ // The next valid upper error-point of the second series.
+ x2 = data[3][0];
+ var y2error = y2 + (data[3][1][1]*2);
+ xy2 = g.toDomCoords(x2, y2error);
+
+ // Check if both points are connected at the left edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+ // Test if the lower error bars of series1 are drawn correctly
+ // --------------------------------------------
+
+ // The first lower error-point of this series
+ x1 = data[0][0];
+ y1error = y1 - (data[0][1][1]*2);
+ xy1 = g.toDomCoords(x1, y1error);
+
+ //The next valid lower error-point of the second series.
+ x2 = data[3][0];
+ y2error = y2 - (data[3][1][1]*2);
+ xy2 = g.toDomCoords(x2, y2error);
+
+ // Check if both points are connected at the left edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+
+ // Test if values of the series2 are drawn correctly.
+ // ------------------------------------
+
+ // The last point of this series
+ x2 = data[9][0];
+ y2 = data[9][2][0];
+ xy2 = g.toDomCoords(x2, y2);
+
+ // The previous valid point of the first series
+ x1 = data[7][0];
+ y1 = data[7][2][0];
+ xy1 = g.toDomCoords(x1, y1);
+
+ // Check if both points are connected at the right edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+ // Test if the upper error bars of series2 are drawn correctly
+ // --------------------------------------------
+
+ // The last upper error-point of the second series.
+ x2 = data[9][0];
+ var y2error = y2 + (data[9][2][1]*2);
+ xy2 = g.toDomCoords(x2, y2error);
+
+ // The previous valid upper error-point of this series
+ x1 = data[7][0];
+ var y1error = y1 + (data[7][2][1]*2);
+ xy1 = g.toDomCoords(x1, y1error);
+
+ // Check if both points are connected at the right edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+
+ // Test if the lower error bars of series1 are drawn correctly
+ // --------------------------------------------
+
+ // The last lower error-point of the second series.
+ x2 = data[9][0];
+ y2error = y2 - (data[9][2][1]*2);
+ xy2 = g.toDomCoords(x2, y2error);
+
+ // The previous valid lower error-point of this series
+ x1 = data[7][0];
+ y1error = y1 - (data[7][2][1]*2);
+ xy1 = g.toDomCoords(x1, y1error);
+
+ // Check if both points are connected at the right edge of the canvas and if the option "connectSeparatedPoints" works properly
+ // 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);
+});
+
+it('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")];
+ assert.deepEqual(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"]
+ });
+
+ var 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);
+});
+
+it('testNaNErrorBars', function() {
+ var data = [
+ [0,[1,2,3]],
+ [1,[2,3,4]],
+ [2,[3,4,5]],
+ [3,[null,null,null]],
+ [4,[2,3,4]],
+ [5,[3,4,5]],
+ [6,[2,3,4]],
+ [7,[NaN,NaN,NaN]],
+ [8,[2,3,4]],
+ [9,[2,3,4]],
+ [10,[2,3,4]],
+ [11,[2,3,4]]
+ ];
+
+ var opts = {
+ labels: ["x", "y"],
+ colors: ["#ff0000"],
+ customBars: true,
+ connectSeparatedPoints: true
+ };
+
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, data, opts);
+
+ var htx = g.hidden_ctx_;
+
+ var attrs = {};
+
+ // Line should be drawn across the null gap.
+ CanvasAssertions.assertLineDrawn(htx,
+ g.toDomCoords(data[2][0], data[2][1][1]),
+ g.toDomCoords(data[4][0], data[4][1][1]),
+ attrs);
+
+ // No line across the NaN gap, and a single line (not two)
+ // across the null gap.
+ assert.equal(8, CanvasAssertions.numLinesDrawn(htx, '#ff0000'));
+});
+
+});