+ // the valueFormatter options do not affect the ticks.
+ assertEquals(['0','2','4','6','8'], Util.getXLabels());
+ assertEquals(['0','2','4','6','8','10','12','14','16','18'],
+ Util.getYLabels());
+
+ // they do affect the legend, however.
+ g.setSelection(2);
+ assertEquals("x2: y: y4", Util.getLegend());
+};
+
+AxisLabelsTestCase.prototype.testDateValueFormatter = function () {
+ var opts = {
+ width: 480,
+ height: 320,
+ axes : {
+ x : {
+ valueFormatter: function(x, opts, series_name, dg) {
+ assertEquals('number', typeof(x));
+ assertEquals('function', typeof(opts));
+ assertEquals('string', typeof(series_name));
+ assertEquals('[Dygraph graph]', dg.toString());
+ return 'x' + new Date(x).strftime('%Y/%m/%d');
+ }
+ },
+ y : {
+ valueFormatter: function(y, opts, series_name, dg) {
+ assertEquals('number', typeof(y));
+ assertEquals('function', typeof(opts));
+ assertEquals('string', typeof(series_name));
+ assertEquals('[Dygraph graph]', dg.toString());
+ return 'y' + y;
+ }
+ }
+ },
+ labels: ['x', 'y']
+ };
+
+ var data = [];
+ for (var i = 1; i < 10; i++) {
+ data.push([new Date("2011/01/0" + i), 2 * i]);
+ }
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, data, opts);
+
+ // valueFormatters do not affect ticks.
+ assertEquals(['01Jan','02Jan','03Jan','04Jan','05Jan','06Jan','07Jan','08Jan','09Jan'], Util.getXLabels());
+ assertEquals(['2','4','6','8','10','12','14','16','18'], Util.getYLabels());
+
+ // the valueFormatter options also affect the legend.
+ g.setSelection(2);
+ assertEquals('x2011/01/03: y: y6', Util.getLegend());
+};
+
+// This test verifies that when both a valueFormatter and an axisLabelFormatter
+// are specified, the axisLabelFormatter takes precedence.
+AxisLabelsTestCase.prototype.testAxisLabelFormatterPrecedence = function () {
+ var opts = {
+ width: 480,
+ height: 320,
+ axes : {
+ x : {
+ valueFormatter: function(x) {
+ return 'xvf' + x;
+ },
+ axisLabelFormatter: function(x, granularity) {
+ return 'x' + x;
+ }
+ },
+ y : {
+ valueFormatter: function(y) {
+ return 'yvf' + y;
+ },
+ axisLabelFormatter: function(y) {
+ return 'y' + y;
+ }
+ }
+ },
+ labels: ['x', 'y']
+ };
+ var data = [];
+ for (var i = 0; i < 10; i++) {
+ data.push([i, 2 * i]);
+ }
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, data, opts);
+
+ assertEquals(['x0','x2','x4','x6','x8'], Util.getXLabels());
+ assertEquals(['y0','y2','y4','y6','y8','y10','y12','y14','y16','y18'], Util.getYLabels());
+
+ g.setSelection(9);
+ assertEquals("xvf9: y: yvf18", Util.getLegend());
+};
+
+// This is the same as the previous test, except that options are added
+// one-by-one.
+AxisLabelsTestCase.prototype.testAxisLabelFormatterIncremental = function () {
+ var opts = {
+ width: 480,
+ height: 320,
+ labels: ['x', 'y']
+ };
+ var data = [];
+ for (var i = 0; i < 10; i++) {
+ data.push([i, 2 * i]);
+ }
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, data, opts);
+ g.updateOptions({
+ axes : {
+ x : {
+ valueFormatter: function(x) {
+ return 'xvf' + x;
+ }
+ }
+ }
+ });
+ g.updateOptions({
+ axes : {
+ y : {
+ valueFormatter: function(y) {
+ return 'yvf' + y;
+ }
+ }
+ }
+ });
+ g.updateOptions({
+ axes : {
+ x : {
+ axisLabelFormatter: function(x, granularity) {
+ return 'x' + x;
+ }
+ }
+ }
+ });
+ g.updateOptions({
+ axes : {
+ y : {
+ axisLabelFormatter: function(y) {
+ return 'y' + y;
+ }
+ }
+ }
+ });
+
+ assertEquals(["x0","x2","x4","x6","x8"], Util.getXLabels());
+ assertEquals(['y0','y2','y4','y6','y8','y10','y12','y14','y16','y18'], Util.getYLabels());
+
+ g.setSelection(9);
+ assertEquals("xvf9: y: yvf18", Util.getLegend());
+};
+
+AxisLabelsTestCase.prototype.testGlobalFormatters = function() {
+ var opts = {
+ width: 480,
+ height: 320,
+ labels: ['x', 'y'],
+ valueFormatter: function(x) {
+ return 'vf' + x;
+ },
+ axisLabelFormatter: function(x) {
+ return 'alf' + x;
+ }
+ };
+ var data = [];
+ for (var i = 0; i < 10; i++) {
+ data.push([i, 2 * i]);
+ }
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, data, opts);
+
+ assertEquals(['alf0','alf2','alf4','alf6','alf8'], Util.getXLabels());
+ assertEquals(['alf0','alf2','alf4','alf6','alf8','alf10','alf12','alf14','alf16','alf18'], Util.getYLabels());
+
+ g.setSelection(9);
+ assertEquals("vf9: y: vf18", Util.getLegend());
+};
+
+AxisLabelsTestCase.prototype.testSeriesOrder = function() {
+ var opts = {
+ width: 480,
+ height: 320
+ };
+ var data = "x,00,01,10,11\n" +
+ "0,101,201,301,401\n" +
+ "1,102,202,302,402\n" +
+ "2,103,203,303,403\n" +
+ "3,104,204,304,404\n"
+ ;
+
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, data, opts);
+
+ g.setSelection(2);
+ assertEquals('2: 00: 103 01: 203 10: 303 11: 403', Util.getLegend());
+
+ // Sanity checks for indexFromSetName
+ assertEquals(0, g.indexFromSetName("x"));
+ assertEquals(1, g.indexFromSetName("00"));
+ assertEquals(null, g.indexFromSetName("abcde"));
+
+ // Verify that we get the label list back in the right order
+ assertEquals(["x", "00", "01", "10", "11"], g.getLabels());
+};
+
+AxisLabelsTestCase.prototype.testLabelKMB = function() {
+ var data = [];
+ data.push([0,0]);
+ data.push([1,2000]);
+ data.push([2,1000]);
+
+ var g = new Dygraph(
+ document.getElementById("graph"),
+ data,
+ {
+ labels: [ 'X', 'bar' ],
+ axes : {
+ y: {
+ labelsKMB: true
+ }
+ }
+ }
+ );
+
+ assertEquals(["0", "500", "1K", "1.5K", "2K"], Util.getYLabels());
+};
+
+AxisLabelsTestCase.prototype.testLabelKMG2 = function() {
+ var data = [];
+ data.push([0,0]);
+ data.push([1,2000]);
+ data.push([2,1000]);
+
+ var g = new Dygraph(
+ document.getElementById("graph"),
+ data,
+ {
+ labels: [ 'X', 'bar' ],
+ axes : {
+ y: {
+ labelsKMG2: true
+ }
+ }
+ }
+ );
+
+ assertEquals(
+ ["0","256","512","768","1k","1.25k","1.5k","1.75k","2k"],
+ Util.getYLabels());
+};
+
+// Same sa testLabelKMG2 but specifies the option at the
+// top of the option dictionary.
+AxisLabelsTestCase.prototype.testLabelKMG2_top = function() {
+ var data = [];
+ data.push([0,0]);
+ data.push([1,2000]);
+ data.push([2,1000]);
+
+ var g = new Dygraph(
+ document.getElementById("graph"),
+ data,
+ {
+ labels: [ 'X', 'bar' ],
+ labelsKMG2: true
+ }
+ );
+
+ assertEquals(
+ ["0","256","512","768","1k","1.25k","1.5k","1.75k","2k"],
+ Util.getYLabels());
+};
+
+/**
+ * Verify that log scale axis range is properly specified.
+ */
+AxisLabelsTestCase.prototype.testLogScale = function() {
+ var g = new Dygraph("graph", [[0, 5], [1, 1000]], { logscale : true });
+ var nonEmptyLabels = Util.getYLabels().filter(function(x) { return x.length > 0; });
+ assertEquals(["6","10","30","60","100","300","600","1000"], nonEmptyLabels);
+
+ g.updateOptions({ logscale : false });
+ assertEquals(['0','200','400','600','800','1000'], Util.getYLabels());
+}
+
+/**
+ * Verify that include zero range is properly specified.
+ */
+AxisLabelsTestCase.prototype.testIncludeZero = function() {
+ var g = new Dygraph("graph", [[0, 500], [1, 1000]], { includeZero : true });
+ assertEquals(['0','200','400','600','800','1000'], Util.getYLabels());
+
+ g.updateOptions({ includeZero : false });
+ assertEquals(['500','600','700','800','900','1000'], Util.getYLabels());
+}
+
+AxisLabelsTestCase.prototype.testAxisLabelFontSize = function() {
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, AxisLabelsTestCase.simpleData, {});
+
+ // Be sure we're dealing with a 14-point default.
+ assertEquals(14, Dygraph.DEFAULT_ATTRS.axisLabelFontSize);
+
+ var assertFontSize = function(selector, expected) {
+ Util.assertStyleOfChildren(selector, "font-size", expected);
+ }