per_axis.js

   1 /**
   2  * @fileoverview Tests for per-axis options.
   3  *
   4  * @author konigsberg@google.com (Robert Konigsberg)
   5  */
   6
   7 import Dygraph from '../../src/dygraph';
   8 import * as utils from '../../src/dygraph-utils';
   9
  10 import Util from './Util';
  11 import CanvasAssertions from './CanvasAssertions';
  12 import Proxy from './Proxy';
  13
  14 describe("per-axis", function() {
  15
  16 cleanupAfterEach();
  17 useProxyCanvas(utils, Proxy);
  18
  19 var xAxisLineColor = "#00ffff";
  20 var yAxisLineColor = "#ffff00";
  21
  22 var g, graph;
  23
  24 beforeEach(function() {
  25   var opts = {
  26     axes : {
  27       x : {
  28         drawAxis : false,
  29         drawGrid : false,
  30         gridLineColor : xAxisLineColor
  31       },
  32       y : {
  33         drawAxis : false,
  34         drawGrid : false,
  35         gridLineColor : yAxisLineColor
  36       }
  37     },
  38     colors: [ '#ff0000', '#0000ff' ]
  39   };
  40
  41   var data = "X,Y,Z\n" +
  42       "1,1,0\n" +
  43       "8,0,1\n"
  44   ;
  45   graph = document.getElementById('graph');
  46   g = new Dygraph(graph, data, opts);
  47 });
  48
  49 it('testDrawXAxis', function() {
  50   g.updateOptions({ axes : { x : { drawAxis: true }} });
  51   assert.isTrue(graph.getElementsByClassName('dygraph-axis-label-x').length > 0);
  52   assert.isTrue(graph.getElementsByClassName('dygraph-axis-label-y').length == 0);
  53 });
  54
  55 it('testDrawYAxis', function() {
  56   g.updateOptions({ axes : { y : { drawAxis: true }} });
  57   assert.isTrue(graph.getElementsByClassName('dygraph-axis-label-x').length ==0);
  58   assert.isTrue(graph.getElementsByClassName('dygraph-axis-label-y').length > 0);
  59 });
  60
  61 it('testDrawXGrid', function() {
  62   g.updateOptions({ axes : { x : { drawGrid : true }}});
  63   var htx = g.hidden_ctx_;
  64   assert.isTrue(CanvasAssertions.numLinesDrawn(htx, xAxisLineColor) > 0);
  65   assert.isTrue(CanvasAssertions.numLinesDrawn(htx, yAxisLineColor) == 0);
  66 });
  67
  68 it('testDrawYGrid', function() {
  69   g.updateOptions({ axes : { y : { drawGrid : true }}});
  70   var htx = g.hidden_ctx_;
  71   assert.isTrue(CanvasAssertions.numLinesDrawn(htx, xAxisLineColor) == 0);
  72   assert.isTrue(CanvasAssertions.numLinesDrawn(htx, yAxisLineColor) > 0);
  73 });
  74
  75 });