Commit | Line | Data |
---|---|---|
bf06e350 RK |
1 | /** |
2 | * @fileoverview Test cases for a graph contained in a scrolling div | |
3 | * | |
4 | * @author konigsberg@google.com (Robert Konigsbrg) | |
5 | */ | |
6 | var ScrollingDivTestCase = TestCase("scrolling-div"); | |
7 | ||
8 | ScrollingDivTestCase.prototype.setUp = function() { | |
9 | ||
10 | var LOREM_IPSUM = | |
11 | "<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod\n" + | |
12 | "tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam,\n" + | |
13 | "quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo\n" + | |
14 | "consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse\n" + | |
15 | "cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat\n" + | |
16 | "non proident, sunt in culpa qui officia deserunt mollit anim id est\n" + | |
17 | "laborum.</p>"; | |
18 | ||
19 | document.body.innerHTML = | |
a3077002 RK |
20 | "<div id='scroller' style='overflow: scroll; height: 450px; width: 800px;'>" + |
21 | "<div id='graph'></div>" + | |
bf06e350 RK |
22 | "<div style='height:100px; background-color:green;'>" + LOREM_IPSUM + " </div>" + |
23 | "<div style='height:100px; background-color:red;'>" + LOREM_IPSUM + "</div>" + | |
bf06e350 RK |
24 | "</div>"; |
25 | ||
26 | var data = [ | |
27 | [ 10, 1 ], | |
28 | [ 20, 3 ], | |
29 | [ 30, 2 ], | |
30 | [ 40, 4 ], | |
31 | [ 50, 3 ], | |
32 | [ 60, 5 ], | |
33 | [ 70, 4 ], | |
34 | [ 80, 6 ] ]; | |
35 | ||
36 | var graph = document.getElementById("graph"); | |
37 | ||
38 | this.point = null; | |
39 | var self = this; | |
40 | this.g = new Dygraph(graph, data, | |
41 | { | |
42 | labels : ['a', 'b'], | |
43 | drawPoints : true, | |
44 | highlightCircleSize : 6, | |
45 | pointClickCallback : function(evt, point) { | |
27561e51 DV |
46 | // chrome sez: 243 30 248 124, scroller.offsetLeft/Top = 8/8 |
47 | // ff sez: 245 17 249 126, " " | |
48 | console.log(evt.clientX, evt.clientY, evt.screenX, evt.screenY); | |
bf06e350 RK |
49 | self.point = point; |
50 | } | |
51 | } | |
52 | ); | |
53 | ||
54 | }; | |
55 | ||
27561e51 DV |
56 | // This is usually something like 15, but for OS X Lion and its auto-hiding |
57 | // scrollbars, it's 0. This is a large enough difference that we need to | |
58 | // consider it when synthesizing clicks. | |
59 | // Adapted from http://davidwalsh.name/detect-scrollbar-width | |
60 | ScrollingDivTestCase.prototype.detectScrollbarWidth = function() { | |
61 | // Create the measurement node | |
62 | var scrollDiv = document.createElement("div"); | |
63 | scrollDiv.style.width = "100px"; | |
64 | scrollDiv.style.height = "100px"; | |
65 | scrollDiv.style.overflow = "scroll"; | |
66 | scrollDiv.style.position = "absolute"; | |
67 | scrollDiv.style.top = "-9999px"; | |
68 | document.body.appendChild(scrollDiv); | |
69 | ||
70 | // Get the scrollbar width | |
71 | var scrollbarWidth = scrollDiv.offsetWidth - scrollDiv.clientWidth; | |
72 | ||
73 | // Delete the DIV | |
74 | document.body.removeChild(scrollDiv); | |
75 | ||
76 | return scrollbarWidth; | |
77 | }; | |
78 | ||
bf06e350 RK |
79 | ScrollingDivTestCase.prototype.tearDown = function() { |
80 | }; | |
81 | ||
82 | /** | |
83 | * This tests that when the nested div is unscrolled, things work normally. | |
84 | */ | |
85 | ScrollingDivTestCase.prototype.testUnscrolledDiv = function() { | |
86 | ||
a3077002 | 87 | document.getElementById('scroller').scrollTop = 0; |
bf06e350 RK |
88 | |
89 | var clickOn4_40 = { | |
90 | clientX: 244, | |
91 | clientY: 131, | |
92 | screenX: 416, | |
93 | screenY: 320 | |
94 | }; | |
95 | ||
96 | DygraphOps.dispatchCanvasEvent(this.g, DygraphOps.createEvent(clickOn4_40, { type : 'mousemove' })); | |
97 | DygraphOps.dispatchCanvasEvent(this.g, DygraphOps.createEvent(clickOn4_40, { type : 'mousedown' })); | |
98 | DygraphOps.dispatchCanvasEvent(this.g, DygraphOps.createEvent(clickOn4_40, { type : 'mouseup' })); | |
99 | ||
100 | assertEquals(40, this.point.xval); | |
101 | assertEquals(4, this.point.yval); | |
102 | }; | |
103 | ||
104 | /** | |
105 | * This tests that when the nested div is scrolled, things work normally. | |
106 | */ | |
107 | ScrollingDivTestCase.prototype.testScrolledDiv = function() { | |
a3077002 | 108 | document.getElementById('scroller').scrollTop = 117; |
bf06e350 RK |
109 | |
110 | var clickOn4_40 = { | |
111 | clientX: 244, | |
27561e51 | 112 | clientY: 30 - this.detectScrollbarWidth(), |
bf06e350 RK |
113 | screenX: 416, |
114 | screenY: 160 | |
115 | }; | |
116 | ||
117 | DygraphOps.dispatchCanvasEvent(this.g, DygraphOps.createEvent(clickOn4_40, { type : 'mousemove' })); | |
118 | DygraphOps.dispatchCanvasEvent(this.g, DygraphOps.createEvent(clickOn4_40, { type : 'mousedown' })); | |
119 | DygraphOps.dispatchCanvasEvent(this.g, DygraphOps.createEvent(clickOn4_40, { type : 'mouseup' })); | |
120 | ||
121 | assertEquals(40, this.point.xval); | |
122 | assertEquals(4, this.point.yval); | |
123 | }; |