| 1 | /** |
| 2 | * @fileoverview Test cases for how axis labels are chosen and formatted, |
| 3 | * specializing on the deprecated xLabelFormatter, etc. |
| 4 | * |
| 5 | * @author dan@dygraphs.com (Dan Vanderkam) |
| 6 | */ |
| 7 | describe("axis-labels-deprecated", function() { |
| 8 | |
| 9 | beforeEach(function() { |
| 10 | document.body.innerHTML = "<div id='graph'></div>"; |
| 11 | }); |
| 12 | |
| 13 | afterEach(function() { |
| 14 | }); |
| 15 | |
| 16 | it('testDeprecatedDeprecatedXAxisTimeLabelFormatter', function() { |
| 17 | var opts = { |
| 18 | width: 480, |
| 19 | height: 320, |
| 20 | labels: ['X', 'Y1'] |
| 21 | }; |
| 22 | var data = [[5.0,0],[5.1,1],[5.2,2],[5.3,3],[5.4,4],[5.5,5],[5.6,6],[5.7,7],[5.8,8],[5.9,9]]; |
| 23 | var graph = document.getElementById("graph"); |
| 24 | var g = new Dygraph(graph, data, opts); |
| 25 | g.updateOptions({ |
| 26 | axes : { |
| 27 | x : { |
| 28 | axisLabelFormatter: function (totalMinutes) { |
| 29 | var hours = Math.floor( totalMinutes / 60); |
| 30 | var minutes = Math.floor((totalMinutes - (hours * 60))); |
| 31 | var seconds = Math.round((totalMinutes * 60) - (hours * 3600) - (minutes * 60)); |
| 32 | |
| 33 | if (hours < 10) hours = "0" + hours; |
| 34 | if (minutes < 10) minutes = "0" + minutes; |
| 35 | if (seconds < 10) seconds = "0" + seconds; |
| 36 | |
| 37 | return hours + ':' + minutes + ':' + seconds; |
| 38 | } |
| 39 | } |
| 40 | } |
| 41 | }); |
| 42 | |
| 43 | assert.deepEqual(["00:05:00","00:05:12","00:05:24","00:05:36","00:05:48"], Util.getXLabels()); |
| 44 | |
| 45 | // The legend does not use the xAxisLabelFormatter: |
| 46 | g.setSelection(1); |
| 47 | assert.equal('5.1: Y1: 1', Util.getLegend()); |
| 48 | }); |
| 49 | |
| 50 | it('testDeprecatedAxisLabelFormatter', function() { |
| 51 | var opts = { |
| 52 | width: 480, |
| 53 | height: 320, |
| 54 | axes : { |
| 55 | x : { |
| 56 | axisLabelFormatter: function(x, granularity, opts, dg) { |
| 57 | assert.equal('number', typeof(x)); |
| 58 | assert.equal('number', typeof(granularity)); |
| 59 | assert.equal('function', typeof(opts)); |
| 60 | assert.equal('[Dygraph graph]', dg.toString()); |
| 61 | return 'x' + x; |
| 62 | } |
| 63 | }, |
| 64 | y : { |
| 65 | axisLabelFormatter: function(y, granularity, opts, dg) { |
| 66 | assert.equal('number', typeof(y)); |
| 67 | assert.equal('number', typeof(granularity)); |
| 68 | assert.equal('function', typeof(opts)); |
| 69 | assert.equal('[Dygraph graph]', dg.toString()); |
| 70 | return 'y' + y; |
| 71 | } |
| 72 | } |
| 73 | }, |
| 74 | labels: ['x', 'y'] |
| 75 | }; |
| 76 | var data = []; |
| 77 | for (var i = 0; i < 10; i++) { |
| 78 | data.push([i, 2 * i]); |
| 79 | } |
| 80 | var graph = document.getElementById("graph"); |
| 81 | var g = new Dygraph(graph, data, opts); |
| 82 | |
| 83 | assert.deepEqual(['x0','x2','x4','x6','x8'], Util.getXLabels()); |
| 84 | assert.deepEqual(["y0","y5","y10","y15"], Util.getYLabels()); |
| 85 | |
| 86 | g.setSelection(2); |
| 87 | assert.equal("2: y: 4", Util.getLegend()); |
| 88 | }); |
| 89 | |
| 90 | it('testDeprecatedDateAxisLabelFormatter', function() { |
| 91 | var opts = { |
| 92 | width: 480, |
| 93 | height: 320, |
| 94 | axes : { |
| 95 | x : { |
| 96 | axisLabelFormatter: function(x, granularity, opts, dg) { |
| 97 | assert.isTrue(Dygraph.isDateLike(x)); |
| 98 | assert.equal('number', typeof(granularity)); |
| 99 | assert.equal('function', typeof(opts)); |
| 100 | assert.equal('[Dygraph graph]', dg.toString()); |
| 101 | return 'x' + Util.formatDate(x); |
| 102 | }, |
| 103 | pixelsPerLabel: 60 |
| 104 | }, |
| 105 | y : { |
| 106 | axisLabelFormatter: function(y, granularity, opts, dg) { |
| 107 | assert.equal('number', typeof(y)); |
| 108 | assert.equal('number', typeof(granularity)); |
| 109 | assert.equal('function', typeof(opts)); |
| 110 | assert.equal('[Dygraph graph]', dg.toString()); |
| 111 | return 'y' + y; |
| 112 | } |
| 113 | } |
| 114 | }, |
| 115 | labels: ['x', 'y'] |
| 116 | }; |
| 117 | var data = []; |
| 118 | for (var i = 1; i < 10; i++) { |
| 119 | data.push([new Date("2011/01/0" + i), 2 * i]); |
| 120 | } |
| 121 | var graph = document.getElementById("graph"); |
| 122 | var g = new Dygraph(graph, data, opts); |
| 123 | |
| 124 | assert.deepEqual(["x2011/01/02","x2011/01/04","x2011/01/06","x2011/01/08"], Util.getXLabels()); |
| 125 | assert.deepEqual(["y5","y10","y15"], Util.getYLabels()); |
| 126 | |
| 127 | g.setSelection(0); |
| 128 | assert.equal("2011/01/01: y: 2", Util.getLegend()); |
| 129 | }); |
| 130 | |
| 131 | // This test verifies that when a valueFormatter is set (but not an |
| 132 | // axisLabelFormatter), then the valueFormatter is used to format the axis |
| 133 | // labels. |
| 134 | it('testDeprecatedValueFormatter', function() { |
| 135 | var opts = { |
| 136 | width: 480, |
| 137 | height: 320, |
| 138 | axes : { |
| 139 | x : { |
| 140 | valueFormatter: function(x, opts, series_name, dg) { |
| 141 | assert.equal('number', typeof(x)); |
| 142 | assert.equal('function', typeof(opts)); |
| 143 | assert.equal('string', typeof(series_name)); |
| 144 | assert.equal('[Dygraph graph]', dg.toString()); |
| 145 | return 'x' + x; |
| 146 | } |
| 147 | }, |
| 148 | y : { |
| 149 | valueFormatter: function(y, opts, series_name, dg) { |
| 150 | assert.equal('number', typeof(y)); |
| 151 | assert.equal('function', typeof(opts)); |
| 152 | assert.equal('string', typeof(series_name)); |
| 153 | assert.equal('[Dygraph graph]', dg.toString()); |
| 154 | return 'y' + y; |
| 155 | } |
| 156 | } |
| 157 | }, |
| 158 | labels: ['x', 'y'] |
| 159 | }; |
| 160 | var data = []; |
| 161 | for (var i = 0; i < 10; i++) { |
| 162 | data.push([i, 2 * i]); |
| 163 | } |
| 164 | var graph = document.getElementById("graph"); |
| 165 | var g = new Dygraph(graph, data, opts); |
| 166 | |
| 167 | // the valueFormatter options do not affect the ticks. |
| 168 | assert.deepEqual(['0','2','4','6','8'], Util.getXLabels()); |
| 169 | assert.deepEqual(["0","5","10","15"], Util.getYLabels()); |
| 170 | |
| 171 | // they do affect the legend, however. |
| 172 | g.setSelection(2); |
| 173 | assert.equal("x2: y: y4", Util.getLegend()); |
| 174 | }); |
| 175 | |
| 176 | it('testDeprecatedDateValueFormatter', function() { |
| 177 | var opts = { |
| 178 | width: 480, |
| 179 | height: 320, |
| 180 | axes : { |
| 181 | x : { |
| 182 | valueFormatter: function(x, opts, series_name, dg) { |
| 183 | assert.equal('number', typeof(x)); |
| 184 | assert.equal('function', typeof(opts)); |
| 185 | assert.equal('string', typeof(series_name)); |
| 186 | assert.equal('[Dygraph graph]', dg.toString()); |
| 187 | return 'x' + Util.formatDate(x); |
| 188 | }, |
| 189 | pixelsPerLabel: 60 |
| 190 | }, |
| 191 | y : { |
| 192 | valueFormatter: function(y, opts, series_name, dg) { |
| 193 | assert.equal('number', typeof(y)); |
| 194 | assert.equal('function', typeof(opts)); |
| 195 | assert.equal('string', typeof(series_name)); |
| 196 | assert.equal('[Dygraph graph]', dg.toString()); |
| 197 | return 'y' + y; |
| 198 | } |
| 199 | } |
| 200 | }, |
| 201 | labels: ['x', 'y'] |
| 202 | }; |
| 203 | |
| 204 | var data = []; |
| 205 | for (var i = 1; i < 10; i++) { |
| 206 | data.push([new Date("2011/01/0" + i), 2 * i]); |
| 207 | } |
| 208 | var graph = document.getElementById("graph"); |
| 209 | var g = new Dygraph(graph, data, opts); |
| 210 | |
| 211 | // valueFormatters do not affect ticks. |
| 212 | assert.deepEqual(["02 Jan","04 Jan","06 Jan","08 Jan"], Util.getXLabels()); |
| 213 | assert.deepEqual(["5","10","15"], Util.getYLabels()); |
| 214 | |
| 215 | // the valueFormatter options also affect the legend. |
| 216 | g.setSelection(2); |
| 217 | assert.equal('x2011/01/03: y: y6', Util.getLegend()); |
| 218 | }); |
| 219 | |
| 220 | // This test verifies that when both a valueFormatter and an axisLabelFormatter |
| 221 | // are specified, the axisLabelFormatter takes precedence. |
| 222 | it('testDeprecatedAxisLabelFormatterPrecedence', function() { |
| 223 | var opts = { |
| 224 | width: 480, |
| 225 | height: 320, |
| 226 | axes : { |
| 227 | x : { |
| 228 | valueFormatter: function(x) { |
| 229 | return 'xvf' + x; |
| 230 | }, |
| 231 | axisLabelFormatter: function(x, granularity) { |
| 232 | return 'x' + x; |
| 233 | }, |
| 234 | }, |
| 235 | y : { |
| 236 | valueFormatter: function(y) { |
| 237 | return 'yvf' + y; |
| 238 | }, |
| 239 | axisLabelFormatter: function(y) { |
| 240 | return 'y' + y; |
| 241 | }, |
| 242 | } |
| 243 | }, |
| 244 | labels: ['x', 'y'] |
| 245 | }; |
| 246 | var data = []; |
| 247 | for (var i = 0; i < 10; i++) { |
| 248 | data.push([i, 2 * i]); |
| 249 | } |
| 250 | var graph = document.getElementById("graph"); |
| 251 | var g = new Dygraph(graph, data, opts); |
| 252 | |
| 253 | assert.deepEqual(['x0','x2','x4','x6','x8'], Util.getXLabels()); |
| 254 | assert.deepEqual(["y0","y5","y10","y15"], Util.getYLabels()); |
| 255 | |
| 256 | g.setSelection(9); |
| 257 | assert.equal("xvf9: y: yvf18", Util.getLegend()); |
| 258 | }); |
| 259 | |
| 260 | // This is the same as the previous test, except that options are added |
| 261 | // one-by-one. |
| 262 | it('testDeprecatedAxisLabelFormatterIncremental', function() { |
| 263 | var opts = { |
| 264 | width: 480, |
| 265 | height: 320, |
| 266 | labels: ['x', 'y'] |
| 267 | }; |
| 268 | var data = []; |
| 269 | for (var i = 0; i < 10; i++) { |
| 270 | data.push([i, 2 * i]); |
| 271 | } |
| 272 | var graph = document.getElementById("graph"); |
| 273 | var g = new Dygraph(graph, data, opts); |
| 274 | g.updateOptions({ |
| 275 | axes : { |
| 276 | x : { |
| 277 | valueFormatter: function(x) { |
| 278 | return 'xvf' + x; |
| 279 | } |
| 280 | } |
| 281 | } |
| 282 | }); |
| 283 | g.updateOptions({ |
| 284 | axes : { |
| 285 | y : { |
| 286 | valueFormatter: function(y) { |
| 287 | return 'yvf' + y; |
| 288 | } |
| 289 | } |
| 290 | } |
| 291 | }); |
| 292 | g.updateOptions({ |
| 293 | axes : { |
| 294 | x : { |
| 295 | axisLabelFormatter: function(x) { |
| 296 | return 'x' + x; |
| 297 | } |
| 298 | } |
| 299 | } |
| 300 | }); |
| 301 | g.updateOptions({ |
| 302 | axes : { |
| 303 | y : { |
| 304 | axisLabelFormatter: function(y) { |
| 305 | return 'y' + y; |
| 306 | } |
| 307 | } |
| 308 | } |
| 309 | }); |
| 310 | |
| 311 | assert.deepEqual(["x0","x2","x4","x6","x8"], Util.getXLabels()); |
| 312 | assert.deepEqual(["y0","y5","y10","y15"], Util.getYLabels()); |
| 313 | |
| 314 | g.setSelection(9); |
| 315 | assert.equal("xvf9: y: yvf18", Util.getLegend()); |
| 316 | }); |
| 317 | |
| 318 | }); |