+
+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, {});
+ var assertSize = function(className, size) {
+ var sizePx = size + "px";
+ var labels = graph.getElementsByClassName(className);
+ assertTrue(labels.length > 0);
+
+ // window.getComputedStyle is apparently compatible with all browsers
+ // (IE first became compatible with IE9.)
+ // If this test fails on earlier browsers, then enable something like this,
+ // because the font size is set by the parent div.
+ // if (!window.getComputedStyle) {
+ // fontSize = label.parentElement.style.fontSize;
+ // }
+ for (var idx = 0; idx < labels.length; idx++) {
+ var label = labels[idx];
+ var fontSize = window.getComputedStyle(label).fontSize;
+ assertEquals(sizePx, fontSize);
+ }
+ }
+
+ // Be sure we're dealing with a 14-point default.
+ assertEquals(14, Dygraph.DEFAULT_ATTRS.axisLabelFontSize);
+
+ assertSize("dygraph-axis-label-x", 14);
+ assertSize("dygraph-axis-label-y", 14);
+
+ g.updateOptions({ axisLabelFontSize : 8});
+ assertSize("dygraph-axis-label-x", 8);
+ assertSize("dygraph-axis-label-y", 8);
+
+/*
+ Enable these tests when https://code.google.com/p/dygraphs/issues/detail?id=126
+ is fixed.
+
+ g.updateOptions({
+ axisLabelFontSize : null,
+ axes : {
+ x : { axisLabelFontSize : 5 },
+ }
+ });
+
+ assertSize("dygraph-axis-label-x", 5);
+ assertSize("dygraph-axis-label-y", 14);
+
+ g.updateOptions({
+ axisLabelFontSize : null,
+ axes : {
+ y : { axisLabelFontSize : 3 },
+ }
+ });
+
+ assertSize("dygraph-axis-label-x", 5);
+ assertSize("dygraph-axis-label-y", 3);
+
+ g.updateOptions({
+ series : {
+ Y2 : { axis : "y2" } // copy y2 series to y2 axis.
+ },
+ axes : {
+ y2 : { axisLabelFontSize : 8 },
+ }
+ });
+
+ assertSize("dygraph-axis-label-x", 5);
+ assertSize("dygraph-axis-label-y", 3);
+ assertSize("dygraph-axis-label-y2", 8);
+*/
+}
+
+/*
+ * This test will pass when
+ * https://code.google.com/p/dygraphs/issues/detail?id=413
+ * is fixed.
+AxisLabelsTestCase.prototype.testAxisLabelFontSize2 = function() {
+ var graph = document.getElementById("graph");
+ var g = new Dygraph(graph, AxisLabelsTestCase.simpleData,
+ {axisLabelFontSize: undefined});
+ var assertSize = function(className, size) {
+ var sizePx = size + "px";
+ var labels = graph.getElementsByClassName(className);
+ assertTrue(labels.length > 0);
+
+ // window.getComputedStyle is apparently compatible with all browsers
+ // (IE first became compatible with IE9.)
+ // If this test fails on earlier browsers, then enable something like this,
+ // because the font size is set by the parent div.
+ // if (!window.getComputedStyle) {
+ // fontSize = label.parentElement.style.fontSize;
+ // }
+ for (var idx = 0; idx < labels.length; idx++) {
+ var label = labels[idx];
+ var fontSize = window.getComputedStyle(label).fontSize;
+ assertEquals(sizePx, fontSize);
+ }
+ }
+
+ // Be sure we're dealing with a 14-point default.
+ assertEquals(14, Dygraph.DEFAULT_ATTRS.axisLabelFontSize);
+
+ assertSize("dygraph-axis-label-x", 14);
+ assertSize("dygraph-axis-label-y", 14);
+}
+*/