per_series.js

   1 /**
   2  * @fileoverview Tests for per-series options.
   3  *
   4  * @author danvk@google.com (Dan Vanderkam)
   5  */
   6
   7 import Dygraph from '../../src/dygraph';
   8
   9 import PixelSampler from './PixelSampler';
  10
  11 describe("per-series", function() {
  12
  13 cleanupAfterEach();
  14
  15 it('testPerSeriesFill', function() {
  16   var opts = {
  17     width: 480,
  18     height: 320,
  19     axes : {
  20       x : {
  21         drawGrid: false,
  22         drawAxis: false,
  23       },
  24       y : {
  25         drawGrid: false,
  26         drawAxis: false,
  27       }
  28     },
  29     series: {
  30       Y: { fillGraph: true },
  31     },
  32     colors: [ '#FF0000', '#0000FF' ],
  33     fillAlpha: 0.15
  34   };
  35   var data = "X,Y,Z\n" +
  36       "1,0,0\n" +
  37       "2,0,1\n" +
  38       "3,0,1\n" +
  39       "4,0,0\n" +
  40       "5,0,0\n" +
  41       "6,1,0\n" +
  42       "7,1,0\n" +
  43       "8,0,0\n"
  44   ;
  45
  46   var graph = document.getElementById("graph");
  47   var g = new Dygraph(graph, data, opts);
  48
  49   var sampler = new PixelSampler(g);
  50
  51   // Inside of the "Z" bump -- no fill.
  52   assert.deepEqual([0,0,0,0], sampler.colorAtCoordinate(2.5, 0.5));
  53
  54   // Inside of the "Y" bump -- filled in.
  55   assert.deepEqual([255,0,0,38], sampler.colorAtCoordinate(6.5, 0.5));
  56 });
  57
  58 it('testPerSeriesAlpha', function() {
  59   var opts = {
  60     width: 480,
  61     height: 320,
  62     axes : {
  63       x : {
  64         drawGrid: false,
  65         drawAxis: false,
  66       },
  67       y : {
  68         drawGrid: false,
  69         drawAxis: false,
  70       }
  71     },
  72     series: {
  73       Y: { fillGraph: true, fillAlpha: 0.25 },
  74       Z: { fillGraph: true, fillAlpha: 0.75 }
  75     },
  76     colors: [ '#FF0000', '#0000FF' ]
  77   };
  78   var data = "X,Y,Z\n" +
  79       "1,0,0\n" +
  80       "2,0,1\n" +
  81       "3,0,1\n" +
  82       "4,0,0\n" +
  83       "5,0,0\n" +
  84       "6,1,0\n" +
  85       "7,1,0\n" +
  86       "8,0,0\n"
  87   ;
  88
  89   var graph = document.getElementById("graph");
  90   var g = new Dygraph(graph, data, opts);
  91
  92   var sampler = new PixelSampler(g);
  93
  94   // Inside of the "Y" bump -- 5% alpha.
  95   assert.deepEqual([255,0,0,63], sampler.colorAtCoordinate(6.5, 0.5));
  96
  97   // Inside of the "Z" bump -- 95% alpha.
  98   assert.deepEqual([0,0,255,191], sampler.colorAtCoordinate(2.5, 0.5));
  99 });
 100
 101 it('testNewStyleSeries', function() {
 102   var opts = {
 103     pointSize : 5,
 104     series : {
 105       Y: { pointSize : 4 }
 106     },
 107   };
 108   var graph = document.getElementById("graph");
 109   var data = "X,Y,Z\n1,0,0\n";
 110   var g = new Dygraph(graph, data, opts);
 111
 112   assert.equal(5, g.getOption("pointSize"));
 113   assert.equal(4, g.getOption("pointSize", "Y"));
 114   assert.equal(5, g.getOption("pointSize", "Z"));
 115 });
 116
 117 // TODO(konigsberg): move to multiple_axes.js
 118 it('testAxisInNewSeries', function() {
 119   var opts = {
 120     series : {
 121       D : { axis : 'y2' },
 122       C : { axis : 1 },
 123       B : { axis : 0 },
 124       E : { axis : 'y' }
 125     }
 126   };
 127   var graph = document.getElementById("graph");
 128   var data = "X,A,B,C,D,E\n0,1,2,3,4,5\n";
 129   var g = new Dygraph(graph, data, opts);
 130
 131   assert.deepEqual(["A", "B", "E"], g.attributes_.seriesForAxis(0));
 132   assert.deepEqual(["C", "D"], g.attributes_.seriesForAxis(1));
 133 });
 134
 135 // TODO(konigsberg): move to multiple_axes.js
 136 it('testAxisInNewSeries_withAxes', function() {
 137   var opts = {
 138     series : {
 139       D : { axis : 'y2' },
 140       C : { axis : 1 },
 141       B : { axis : 0 },
 142       E : { axis : 'y' }
 143     },
 144     axes : {
 145       y : { pointSize : 7 },
 146       y2 : { pointSize  : 6 }
 147     }
 148   };
 149   var graph = document.getElementById("graph");
 150   var data = "X,A,B,C,D,E\n0,1,2,3,4,5\n";
 151   var g = new Dygraph(graph, data, opts);
 152
 153   assert.deepEqual(["A", "B", "E"], g.attributes_.seriesForAxis(0));
 154   assert.deepEqual(["C", "D"], g.attributes_.seriesForAxis(1));
 155
 156   assert.equal(1.5, g.getOption("pointSize"));
 157   assert.equal(7, g.getOption("pointSize", "A"));
 158   assert.equal(7, g.getOption("pointSize", "B"));
 159   assert.equal(6, g.getOption("pointSize", "C"));
 160   assert.equal(6, g.getOption("pointSize", "D"));
 161   assert.equal(7, g.getOption("pointSize", "E"));
 162 });
 163
 164 // TODO(konigsberg): move to multiple_axes.js
 165 it('testOldAxisSpecInNewSeriesThrows', function() {
 166   var opts = {
 167     series : {
 168       D : { axis : {} },
 169     },
 170   };
 171   var graph = document.getElementById("graph");
 172   var data = "X,A,B,C,D,E\n0,1,2,3,4,5\n";
 173   var threw = false;
 174   try {
 175     new Dygraph(graph, data, opts);
 176   } catch(e) {
 177     threw = true;
 178   }
 179
 180   assert.isTrue(threw);
 181 });
 182
 183 it('testColorOption', function() {
 184   var graph = document.getElementById("graph");
 185   var data = "X,A,B,C\n0,1,2,3\n";
 186   var g = new Dygraph(graph, data, {});
 187   assert.deepEqual(['rgb(64,128,0)', 'rgb(64,0,128)', 'rgb(0,128,128)'], g.getColors());
 188   g.updateOptions({series : { B : { color : 'purple' }}});
 189   assert.deepEqual(['rgb(64,128,0)', 'purple', 'rgb(0,128,128)'], g.getColors());
 190 });
 191
 192 });