FEATURE: Added tests for stepPlot option per series
[dygraphs.git] / auto_tests / tests / sanity.js
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718ad8e2 1// Copyright (c) 2011 Google, Inc.
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2//
3// Permission is hereby granted, free of charge, to any person obtaining a copy
4// of this software and associated documentation files (the "Software"), to deal
5// in the Software without restriction, including without limitation the rights
6// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7// copies of the Software, and to permit persons to whom the Software is
8// furnished to do so, subject to the following conditions:
9//
10// The above copyright notice and this permission notice shall be included in
11// all copies or substantial portions of the Software.
12//
13// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
19// THE SOFTWARE.
20
21
22/**
23 * @fileoverview Test cases that ensure Dygraphs works at all.
24 *
25 * @author konigsberg@google.com (Robert Konigsberg)
26 */
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27var DEAD_SIMPLE_DATA = [[ 10, 2100 ]];
28var ZERO_TO_FIFTY = [[ 10, 0 ] , [ 20, 50 ]];
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29
30var SanityTestCase = TestCase("dygraphs-sanity");
31
32SanityTestCase.prototype.setUp = function() {
33 document.body.innerHTML = "<div id='graph'></div>";
34};
35
36/**
37 * The sanity test of sanity tests.
38 */
39SanityTestCase.prototype.testTrue = function() {
40 assertTrue(true);
41};
42
43/**
44 * Sanity test that ensures the graph element exists.
45 */
46SanityTestCase.prototype.testGraphExists = function() {
47 var graph = document.getElementById("graph");
48 assertNotNull(graph);
49};
50
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51// TODO(konigsberg): Move the following tests to a new package that
52// tests all kinds of toDomCoords, toDataCoords, toPercent, et cetera.
53
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54/**
55 * A sanity test of sorts, by ensuring the dygraph is created, and
56 * isn't just some piece of junk object.
57 */
58SanityTestCase.prototype.testToString = function() {
59 var graph = document.getElementById("graph");
60 var g = new Dygraph(graph, DEAD_SIMPLE_DATA, {});
61 assertNotNull(g);
62 assertEquals("[Dygraph graph]", g.toString());
63};
64
65/**
66 * Test that when no valueRange is specified, the y axis range is
67 * adjusted by 10% on top.
68 */
69SanityTestCase.prototype.testYAxisRange_default = function() {
70 var graph = document.getElementById("graph");
71 assertEquals(0, graph.style.length);
72 var g = new Dygraph(graph, ZERO_TO_FIFTY, {});
73 assertEquals([0, 55], g.yAxisRange(0));
74};
75
76/**
77 * Test that valueRange matches the y-axis range specifically.
78 */
79SanityTestCase.prototype.testYAxisRange_custom = function() {
80 var graph = document.getElementById("graph");
81 var g = new Dygraph(graph, ZERO_TO_FIFTY, { valueRange: [0,50] });
82 assertEquals([0, 50], g.yAxisRange(0));
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83 g.updateOptions({valueRange: null, axes: {y: {valueRange: [10, 40]}}});
84 assertEquals([10, 40], g.yAxisRange(0));
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85};
86
7165f97b 87/**
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88 * Test that valueRange matches the y-axis range specifically.
89 *
90 * This is based on the assumption that 20 pixels are dedicated to the
91 * axis label and tick marks.
92 * TODO(konigsberg): change yAxisLabelWidth to 0 (or 20) and try again.
93 */
94SanityTestCase.prototype.testToDomYCoord = function() {
95 var graph = document.getElementById("graph");
96 var g = new Dygraph(graph, ZERO_TO_FIFTY, { height: 70, valueRange: [0,50] });
97
98 assertEquals(50, g.toDomYCoord(0));
99 assertEquals(0, g.toDomYCoord(50));
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100
101 for (var x = 0; x <= 50; x++) {
102 assertEqualsDelta(50 - x, g.toDomYCoord(x), 0.00001);
103 }
104 g.updateOptions({valueRange: null, axes: {y: {valueRange: [0, 50]}}});
105
106 assertEquals(50, g.toDomYCoord(0));
107 assertEquals(0, g.toDomYCoord(50));
108
644eff8b 109 for (var x = 0; x <= 50; x++) {
1ca7887e 110 assertEqualsDelta(50 - x, g.toDomYCoord(x), 0.00001);
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111 }
112};
e0ca6cd3 113
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114/**
115 * Test that the two-argument form of the constructor (no options) works.
116 */
117SanityTestCase.prototype.testTwoArgumentConstructor = function() {
118 var graph = document.getElementById("graph");
119 new Dygraph(graph, ZERO_TO_FIFTY);
120};
121
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122// Here is the first of a series of tests that just ensure the graph is drawn
123// without exception.
124//TODO(konigsberg): Move to its own test case.
125SanityTestCase.prototype.testFillStack1 = function() {
126 var graph = document.getElementById("graph");
127 new Dygraph(graph, ZERO_TO_FIFTY, { stackedGraph: true });
128}
129
130SanityTestCase.prototype.testFillStack2 = function() {
131 var graph = document.getElementById("graph");
132 new Dygraph(graph, ZERO_TO_FIFTY, { stackedGraph: true, fillGraph: true });
133}
134
135SanityTestCase.prototype.testFillStack3 = function() {
136 var graph = document.getElementById("graph");
137 new Dygraph(graph, ZERO_TO_FIFTY, { fillGraph: true });
138}