| 1 | /** |
| 2 | * @fileoverview Test cases for DygraphOptions. |
| 3 | */ |
| 4 | var DygraphOptionsTestCase = TestCase("dygraph-options-tests"); |
| 5 | |
| 6 | DygraphOptionsTestCase.prototype.setUp = function() { |
| 7 | document.body.innerHTML = "<div id='graph'></div>"; |
| 8 | }; |
| 9 | |
| 10 | DygraphOptionsTestCase.prototype.tearDown = function() { |
| 11 | }; |
| 12 | |
| 13 | /* |
| 14 | * Pathalogical test to ensure getSeriesNames works |
| 15 | */ |
| 16 | DygraphOptionsTestCase.prototype.testGetSeriesNames = function() { |
| 17 | var opts = { |
| 18 | width: 480, |
| 19 | height: 320 |
| 20 | }; |
| 21 | var data = "X,Y,Y2,Y3\n" + |
| 22 | "0,-1,0,0"; |
| 23 | |
| 24 | // Kind of annoying that you need a DOM to test the object. |
| 25 | var graph = document.getElementById("graph"); |
| 26 | var g = new Dygraph(graph, data, opts); |
| 27 | |
| 28 | // We don't need to get at g's attributes_ object just |
| 29 | // to test DygraphOptions. |
| 30 | var o = new DygraphOptions(g); |
| 31 | assertEquals(["Y", "Y2", "Y3"], o.seriesNames()); |
| 32 | }; |
| 33 | |
| 34 | /* |
| 35 | * Ensures that even if logscale is set globally, it doesn't impact the |
| 36 | * x axis. |
| 37 | */ |
| 38 | DygraphOptionsTestCase.prototype.testGetLogscaleForX = function() { |
| 39 | var opts = { |
| 40 | width: 480, |
| 41 | height: 320 |
| 42 | }; |
| 43 | var data = "X,Y,Y2,Y3\n" + |
| 44 | "1,-1,2,3"; |
| 45 | |
| 46 | // Kind of annoying that you need a DOM to test the object. |
| 47 | var graph = document.getElementById("graph"); |
| 48 | var g = new Dygraph(graph, data, opts); |
| 49 | |
| 50 | assertFalse(!!g.getOptionForAxis('logscale', 'x')); |
| 51 | assertFalse(!!g.getOptionForAxis('logscale', 'y')); |
| 52 | |
| 53 | g.updateOptions({ logscale : true }); |
| 54 | assertFalse(!!g.getOptionForAxis('logscale', 'x')); |
| 55 | assertTrue(!!g.getOptionForAxis('logscale', 'y')); |
| 56 | }; |
| 57 | |
| 58 | // Helper to gather all warnings emitted by Dygraph constructor. |
| 59 | // Removes everything after the first open parenthesis in each warning. |
| 60 | // Returns them in a (possibly empty) list. |
| 61 | var getWarnings = function(div, data, opts) { |
| 62 | var warnings = []; |
| 63 | var oldWarn = console.warn; |
| 64 | console.warn = function(message) { |
| 65 | warnings.push(message.replace(/ \(.*/, '')); |
| 66 | }; |
| 67 | new Dygraph(graph, data, opts); |
| 68 | console.warn = oldWarn; |
| 69 | return warnings; |
| 70 | }; |
| 71 | |
| 72 | DygraphOptionsTestCase.prototype.testLogWarningForNonexistentOption = function() { |
| 73 | if (typeof(Dygraph.OPTIONS_REFERENCE) === 'undefined') { |
| 74 | return; // this test won't pass in non-debug mode. |
| 75 | } |
| 76 | |
| 77 | var graph = document.getElementById("graph"); |
| 78 | var data = "X,Y,Y2,Y3\n" + |
| 79 | "1,-1,2,3"; |
| 80 | |
| 81 | var expectWarning = function(opts, badOptionName) { |
| 82 | DygraphOptions.resetWarnings_(); |
| 83 | var warnings = getWarnings(graph, data, opts); |
| 84 | assertEquals(['Unknown option ' + badOptionName], warnings); |
| 85 | }; |
| 86 | var expectNoWarning = function(opts) { |
| 87 | DygraphOptions.resetWarnings_(); |
| 88 | var warnings = getWarnings(graph, data, opts); |
| 89 | assertEquals([], warnings); |
| 90 | }; |
| 91 | |
| 92 | expectNoWarning({}); |
| 93 | expectWarning({nonExistentOption: true}, 'nonExistentOption'); |
| 94 | expectWarning({series: {Y: {nonExistentOption: true}}}, 'nonExistentOption'); |
| 95 | // expectWarning({Y: {nonExistentOption: true}}); |
| 96 | expectWarning({axes: {y: {anotherNonExistentOption: true}}}, 'anotherNonExistentOption'); |
| 97 | expectWarning({highlightSeriesOpts: {anotherNonExistentOption: true}}, 'anotherNonExistentOption'); |
| 98 | expectNoWarning({highlightSeriesOpts: {strokeWidth: 20}}); |
| 99 | expectNoWarning({strokeWidth: 20}); |
| 100 | }; |
| 101 | |
| 102 | DygraphOptionsTestCase.prototype.testOnlyLogsEachWarningOnce = function() { |
| 103 | if (typeof(Dygraph.OPTIONS_REFERENCE) === 'undefined') { |
| 104 | return; // this test won't pass in non-debug mode. |
| 105 | } |
| 106 | |
| 107 | var graph = document.getElementById("graph"); |
| 108 | var data = "X,Y,Y2,Y3\n" + |
| 109 | "1,-1,2,3"; |
| 110 | |
| 111 | var warnings1 = getWarnings(graph, data, {nonExistent: true}); |
| 112 | var warnings2 = getWarnings(graph, data, {nonExistent: true}); |
| 113 | assertEquals(['Unknown option nonExistent'], warnings1); |
| 114 | assertEquals([], warnings2); |
| 115 | }; |