| 1 | /** |
| 2 | * @fileoverview Tests for the plugins option. |
| 3 | * |
| 4 | * @author konigsberg@google.com (Robert Konigsberg) |
| 5 | */ |
| 6 | var pluginsTestCase = TestCase("plugins"); |
| 7 | |
| 8 | pluginsTestCase.prototype.setUp = function() { |
| 9 | document.body.innerHTML = "<div id='graph'></div>"; |
| 10 | }; |
| 11 | |
| 12 | pluginsTestCase.prototype.tearDown = function() { |
| 13 | }; |
| 14 | |
| 15 | pluginsTestCase.prototype.testWillDrawChart = function() { |
| 16 | var draw = 0; |
| 17 | |
| 18 | var plugin = (function() { |
| 19 | var p = function() { |
| 20 | }; |
| 21 | |
| 22 | p.prototype.activate = function(g) { |
| 23 | return { |
| 24 | willDrawChart: this.willDrawChart |
| 25 | }; |
| 26 | }; |
| 27 | |
| 28 | p.prototype.willDrawChart = function(e) { |
| 29 | draw++; |
| 30 | }; |
| 31 | |
| 32 | return p; |
| 33 | })(); |
| 34 | |
| 35 | var data = "X,Y1,Y2\n" + |
| 36 | "0,1,1\n" + |
| 37 | "1,1,1\n" + |
| 38 | "2,1,1\n" + |
| 39 | "3,1,1\n" |
| 40 | ; |
| 41 | |
| 42 | var graph = document.getElementById("graph"); |
| 43 | var g = new Dygraph(graph, data, { plugins : [ plugin ] }); |
| 44 | |
| 45 | assertEquals(1, draw); |
| 46 | }; |