]> git.ipfire.org Git - thirdparty/Chart.js.git/commitdiff
Bubble controller tests
authorEvert Timberg <evert.timberg@gmail.com>
Sun, 24 Jan 2016 15:59:19 +0000 (10:59 -0500)
committerEvert Timberg <evert.timberg@gmail.com>
Sun, 24 Jan 2016 15:59:19 +0000 (10:59 -0500)
samples/bubble.html
src/charts/Chart.Bubble.js
src/controllers/controller.bubble.js
test/controller.bubble.tests.js [new file with mode: 0644]

index 5df2c9ba4cd0771e4d818abbec11375a6f35a81a..34f4acba9d19f99e8ef7a4729ca9b5d8670bae1b 100644 (file)
@@ -2,7 +2,7 @@
 <html>
 
 <head>
-    <title>Bar Chart</title>
+    <title>Bubble Chart</title>
     <script src="http://cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
     <script src="../Chart.js"></script>
     <style type="text/css">
index 57346f30fec01efbfc65f059146c8ecf9768cd36..e16ecfaff3711b3d21fe04f393c29b05558296ab 100644 (file)
@@ -5,41 +5,6 @@
        var Chart = root.Chart;
        var helpers = Chart.helpers;
 
-       var defaultConfig = {
-               hover: {
-                       mode: 'single',
-               },
-
-               scales: {
-                       xAxes: [{
-                               type: "linear", // bubble should probably use a linear scale by default
-                               position: "bottom",
-                               id: "x-axis-0", // need an ID so datasets can reference the scale
-                       }],
-                       yAxes: [{
-                               type: "linear",
-                               position: "left",
-                               id: "y-axis-0",
-                       }],
-               },
-
-               tooltips: {
-                       callbacks: {
-                               title: function(tooltipItems, data) {
-                                       // Title doesn't make sense for scatter since we format the data as a point
-                                       return '';
-                               },
-                               label: function(tooltipItem, data) {
-                                       return '(' + tooltipItem.xLabel + ', ' + tooltipItem.yLabel + ')';
-                               }
-                       }
-               },
-
-       };
-
-       // Register the default config for this type
-       Chart.defaults.bubble = defaultConfig;
-
        Chart.Bubble = function(context, config) {
                config.type = 'bubble';
                return new Chart(context, config);
index 74e38a962bfd9a2b9079a3530a1ee91b826e9932..1faebbacd75de050439b1111d4355b34888e7e36 100644 (file)
                },
 
                tooltips: {
-                       template: "(<%= value.x %>, <%= value.y %>, <%= value.r %>)",
-                       multiTemplate: "<%if (datasetLabel){%><%=datasetLabel%>: <%}%>(<%= value.x %>, <%= value.y %>, <%= value.r %>)",
+                       callbacks: {
+                               title: function(tooltipItems, data) {
+                                       // Title doesn't make sense for scatter since we format the data as a point
+                                       return '';
+                               },
+                               label: function(tooltipItem, data) {
+                                       var datasetLabel = data.datasets[tooltipItem.datasetIndex].label || '';
+                                       var dataPoint = data.datasets[tooltipItem.datasetIndex].data[tooltipItem.index];
+                                       return datasetLabel + ': (' + dataPoint.x + ', ' + dataPoint.y + ', ' + dataPoint.r + ')';
+                               }
+                       }
                },
        };
 
diff --git a/test/controller.bubble.tests.js b/test/controller.bubble.tests.js
new file mode 100644 (file)
index 0000000..3a204ae
--- /dev/null
@@ -0,0 +1,836 @@
+// Test the bubble controller
+describe('Bubble controller tests', function() {
+       it('Should be constructed', function() {
+               var chart = {
+                       data: {
+                               datasets: [{
+                                       xAxisID: 'myXAxis',
+                                       yAxisID: 'myYAxis',
+                                       data: []
+                               }]
+                       }
+               };
+
+               var controller = new Chart.controllers.bubble(chart, 0);
+               expect(controller).not.toBe(undefined);
+               expect(controller.index).toBe(0);
+               expect(chart.data.datasets[0].metaData).toEqual([]);
+
+               controller.updateIndex(1);
+               expect(controller.index).toBe(1);
+       });
+
+       it('Should use the first scale IDs if the dataset does not specify them', function() {
+               var chart = {
+                       data: {
+                               datasets: [{
+                                       data: []
+                               }]
+                       },
+                       options: {
+                               scales: {
+                                       xAxes: [{
+                                               id: 'firstXScaleID'
+                                       }],
+                                       yAxes: [{
+                                               id: 'firstYScaleID'
+                                       }]
+                               }
+                       }
+               };
+
+               var controller = new Chart.controllers.bubble(chart, 0);
+               expect(chart.data.datasets[0].xAxisID).toBe('firstXScaleID');
+               expect(chart.data.datasets[0].yAxisID).toBe('firstYScaleID');
+       });
+
+       it('Should create point elements for each data item during initialization', function() {
+               var chart = {
+                       data: {
+                               datasets: [{
+                                       data: [10, 15, 0, -4]
+                               }]
+                       },
+                       config: {
+                               type: 'bubble'
+                       },
+                       options: {
+                               scales: {
+                                       xAxes: [{
+                                               id: 'firstXScaleID'
+                                       }],
+                                       yAxes: [{
+                                               id: 'firstYScaleID'
+                                       }]
+                               }
+                       }
+               };
+
+               var controller = new Chart.controllers.bubble(chart, 0);
+
+               expect(chart.data.datasets[0].metaData.length).toBe(4); // 4 points created
+               expect(chart.data.datasets[0].metaData[0] instanceof Chart.elements.Point).toBe(true);
+               expect(chart.data.datasets[0].metaData[1] instanceof Chart.elements.Point).toBe(true);
+               expect(chart.data.datasets[0].metaData[2] instanceof Chart.elements.Point).toBe(true);
+               expect(chart.data.datasets[0].metaData[3] instanceof Chart.elements.Point).toBe(true);
+       });
+
+       it('should draw all elements', function() {
+               var chart = {
+                       data: {
+                               datasets: [{
+                                       data: [10, 15, 0, -4]
+                               }]
+                       },
+                       config: {
+                               type: 'bubble'
+                       },
+                       options: {
+                               showLines: true,
+                               scales: {
+                                       xAxes: [{
+                                               id: 'firstXScaleID'
+                                       }],
+                                       yAxes: [{
+                                               id: 'firstYScaleID'
+                                       }]
+                               }
+                       }
+               };
+
+               var controller = new Chart.controllers.bubble(chart, 0);
+
+               spyOn(chart.data.datasets[0].metaData[0], 'draw');
+               spyOn(chart.data.datasets[0].metaData[1], 'draw');
+               spyOn(chart.data.datasets[0].metaData[2], 'draw');
+               spyOn(chart.data.datasets[0].metaData[3], 'draw');
+
+               controller.draw();
+
+               expect(chart.data.datasets[0].metaData[0].draw.calls.count()).toBe(1);
+               expect(chart.data.datasets[0].metaData[1].draw.calls.count()).toBe(1);
+               expect(chart.data.datasets[0].metaData[2].draw.calls.count()).toBe(1);
+               expect(chart.data.datasets[0].metaData[3].draw.calls.count()).toBe(1);
+       });
+
+       it('should update elements', function() {
+               var data = {
+                       datasets: [{
+                               data: [{
+                                       x: 10,
+                                       y: 10,
+                                       r: 5
+                               }, {
+                                       x: -15,
+                                       y: -10,
+                                       r: 1
+                               }, {
+                                       x: 0,
+                                       y: -9,
+                                       r: 2
+                               }, {
+                                       x: -4,
+                                       y: 10,
+                                       r: 1
+                               }],
+                               label: 'dataset2',
+                               xAxisID: 'firstXScaleID',
+                               yAxisID: 'firstYScaleID'
+                       }],
+                       labels: ['label1', 'label2', 'label3', 'label4']
+               };
+               var mockContext = window.createMockContext();
+
+               var VerticalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
+               var verticalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
+               verticalScaleConfig = Chart.helpers.scaleMerge(verticalScaleConfig, Chart.defaults.bubble.scales.yAxes[0]);
+               var yScale = new VerticalScaleConstructor({
+                       ctx: mockContext,
+                       options: verticalScaleConfig,
+                       chart: {
+                               data: data
+                       },
+                       id: 'firstYScaleID'
+               });
+
+               // Update ticks & set physical dimensions
+               var verticalSize = yScale.update(50, 200);
+               yScale.top = 0;
+               yScale.left = 0;
+               yScale.right = verticalSize.width;
+               yScale.bottom = verticalSize.height;
+
+               var HorizontalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
+               var horizontalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
+               horizontalScaleConfig = Chart.helpers.scaleMerge(horizontalScaleConfig, Chart.defaults.bubble.scales.xAxes[0]);
+               horizontalScaleConfig.position = 'bottom';
+               var xScale = new HorizontalScaleConstructor({
+                       ctx: mockContext,
+                       options: horizontalScaleConfig,
+                       chart: {
+                               data: data
+                       },
+                       id: 'firstXScaleID'
+               });
+
+               // Update ticks & set physical dimensions
+               var horizontalSize = xScale.update(200, 50);
+               xScale.left = yScale.right;
+               xScale.top = yScale.bottom;
+               xScale.right = horizontalSize.width + xScale.left;
+               xScale.bottom = horizontalSize.height + xScale.top;
+
+
+               var chart = {
+                       chartArea: {
+                               bottom: 200,
+                               left: xScale.left,
+                               right: xScale.left + 200,
+                               top: 0
+                       },
+                       data: data,
+                       config: {
+                               type: 'bubble'
+                       },
+                       options: {
+                               showLines: true,
+                               elements: {
+                                       line: {
+                                               backgroundColor: 'rgb(255, 0, 0)',
+                                               borderCapStyle: 'round',
+                                               borderColor: 'rgb(0, 255, 0)',
+                                               borderDash: [],
+                                               borderDashOffset: 0.1,
+                                               borderJoinStyle: 'bevel',
+                                               borderWidth: 1.2,
+                                               fill: true,
+                                               tension: 0.1,
+                                       },
+                                       point: {
+                                               backgroundColor: Chart.defaults.global.defaultColor,
+                                               borderWidth: 1,
+                                               borderColor: Chart.defaults.global.defaultColor,
+                                               hitRadius: 1,
+                                               hoverRadius: 4,
+                                               hoverBorderWidth: 1,
+                                               radius: 3,
+                                               pointStyle: 'circle'
+                                       }
+                               },
+                               scales: {
+                                       xAxes: [{
+                                               id: 'firstXScaleID'
+                                       }],
+                                       yAxes: [{
+                                               id: 'firstYScaleID'
+                                       }]
+                               }
+                       },
+                       scales: {
+                               firstXScaleID: xScale,
+                               firstYScaleID: yScale,
+                       }
+               };
+
+               var controller = new Chart.controllers.bubble(chart, 0);
+               controller.update();
+
+               expect(chart.data.datasets[0].metaData[0]._model).toEqual({
+                       backgroundColor: Chart.defaults.global.defaultColor,
+                       borderWidth: 1,
+                       borderColor: Chart.defaults.global.defaultColor,
+                       hitRadius: 1,
+                       radius: 5,
+                       skip: false,
+
+                       // Point
+                       x: 195,
+                       y: 6,
+
+               });
+
+               expect(chart.data.datasets[0].metaData[1]._model).toEqual({
+                       backgroundColor: Chart.defaults.global.defaultColor,
+                       borderWidth: 1,
+                       borderColor: Chart.defaults.global.defaultColor,
+                       hitRadius: 1,
+                       radius: 1,
+                       skip: false,
+
+                       // Point
+                       x: 89,
+                       y: 194,
+               });
+
+               expect(chart.data.datasets[0].metaData[2]._model).toEqual({
+                       backgroundColor: Chart.defaults.global.defaultColor,
+                       borderWidth: 1,
+                       borderColor: Chart.defaults.global.defaultColor,
+                       hitRadius: 1,
+                       radius: 2,
+                       skip: false,
+
+                       // Point
+                       x: 153,
+                       y: 185,
+               });
+
+               expect(chart.data.datasets[0].metaData[3]._model).toEqual({
+                       backgroundColor: Chart.defaults.global.defaultColor,
+                       borderWidth: 1,
+                       borderColor: Chart.defaults.global.defaultColor,
+                       hitRadius: 1,
+                       radius: 1,
+                       skip: false,
+
+                       // Point
+                       x: 136,
+                       y: 6,
+               });
+
+               // Use dataset level styles for lines & points
+               chart.data.datasets[0].backgroundColor = 'rgb(98, 98, 98)';
+               chart.data.datasets[0].borderColor = 'rgb(8, 8, 8)';
+               chart.data.datasets[0].borderWidth = 0.55;
+
+               // point styles
+               chart.data.datasets[0].radius = 22;
+               chart.data.datasets[0].hitRadius = 3.3;
+
+               controller.update();
+
+               expect(chart.data.datasets[0].metaData[0]._model).toEqual({
+                       backgroundColor: 'rgb(98, 98, 98)',
+                       borderWidth: 0.55,
+                       borderColor: 'rgb(8, 8, 8)',
+                       hitRadius: 3.3,
+                       radius: 5,
+                       skip: false,
+
+                       // Point
+                       x: 195,
+                       y: 6,
+               });
+
+               expect(chart.data.datasets[0].metaData[1]._model).toEqual({
+                       backgroundColor: 'rgb(98, 98, 98)',
+                       borderWidth: 0.55,
+                       borderColor: 'rgb(8, 8, 8)',
+                       hitRadius: 3.3,
+                       radius: 1,
+                       skip: false,
+
+                       // Point
+                       x: 89,
+                       y: 194,
+               });
+
+               expect(chart.data.datasets[0].metaData[2]._model).toEqual({
+                       backgroundColor: 'rgb(98, 98, 98)',
+                       borderWidth: 0.55,
+                       borderColor: 'rgb(8, 8, 8)',
+                       hitRadius: 3.3,
+                       radius: 2,
+                       skip: false,
+
+                       // Point
+                       x: 153,
+                       y: 185,
+               });
+
+               expect(chart.data.datasets[0].metaData[3]._model).toEqual({
+                       backgroundColor: 'rgb(98, 98, 98)',
+                       borderWidth: 0.55,
+                       borderColor: 'rgb(8, 8, 8)',
+                       hitRadius: 3.3,
+                       radius: 1,
+                       skip: false,
+
+                       // Point
+                       x: 136,
+                       y: 6,
+               });
+
+               // point styles
+               chart.data.datasets[0].metaData[0].custom = {
+                       radius: 2.2,
+                       backgroundColor: 'rgb(0, 1, 3)',
+                       borderColor: 'rgb(4, 6, 8)',
+                       borderWidth: 0.787,
+                       tension: 0.15,
+                       skip: true,
+                       hitRadius: 5,
+               };
+
+               controller.update();
+
+               expect(chart.data.datasets[0].metaData[0]._model).toEqual({
+                       backgroundColor: 'rgb(0, 1, 3)',
+                       borderWidth: 0.787,
+                       borderColor: 'rgb(4, 6, 8)',
+                       hitRadius: 5,
+                       radius: 2.2,
+                       skip: true,
+
+                       // Point
+                       x: 195,
+                       y: 6,
+               });
+       });
+
+       it('should handle number of data point changes in update', function() {
+               var data = {
+                       datasets: [{
+                               data: [{
+                                       x: 10,
+                                       y: 10,
+                                       r: 5
+                               }, {
+                                       x: -15,
+                                       y: -10,
+                                       r: 1
+                               }, {
+                                       x: 0,
+                                       y: -9,
+                                       r: 2
+                               }, {
+                                       x: -4,
+                                       y: 10,
+                                       r: 1
+                               }],
+                               label: 'dataset2',
+                               xAxisID: 'firstXScaleID',
+                               yAxisID: 'firstYScaleID'
+                       }],
+                       labels: ['label1', 'label2', 'label3', 'label4']
+               };
+               var mockContext = window.createMockContext();
+
+               var VerticalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
+               var verticalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
+               verticalScaleConfig = Chart.helpers.scaleMerge(verticalScaleConfig, Chart.defaults.bubble.scales.yAxes[0]);
+               var yScale = new VerticalScaleConstructor({
+                       ctx: mockContext,
+                       options: verticalScaleConfig,
+                       chart: {
+                               data: data
+                       },
+                       id: 'firstYScaleID'
+               });
+
+               // Update ticks & set physical dimensions
+               var verticalSize = yScale.update(50, 200);
+               yScale.top = 0;
+               yScale.left = 0;
+               yScale.right = verticalSize.width;
+               yScale.bottom = verticalSize.height;
+
+               var HorizontalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
+               var horizontalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
+               horizontalScaleConfig = Chart.helpers.scaleMerge(horizontalScaleConfig, Chart.defaults.bubble.scales.xAxes[0]);
+               var xScale = new HorizontalScaleConstructor({
+                       ctx: mockContext,
+                       options: horizontalScaleConfig,
+                       chart: {
+                               data: data
+                       },
+                       id: 'firstXScaleID'
+               });
+
+               // Update ticks & set physical dimensions
+               var horizontalSize = xScale.update(200, 50);
+               xScale.left = yScale.right;
+               xScale.top = yScale.bottom;
+               xScale.right = horizontalSize.width + xScale.left;
+               xScale.bottom = horizontalSize.height + xScale.top;
+
+
+               var chart = {
+                       chartArea: {
+                               bottom: 200,
+                               left: xScale.left,
+                               right: 200,
+                               top: 0
+                       },
+                       data: data,
+                       config: {
+                               type: 'line'
+                       },
+                       options: {
+                               elements: {
+                                       line: {
+                                               backgroundColor: 'rgb(255, 0, 0)',
+                                               borderColor: 'rgb(0, 255, 0)',
+                                               borderWidth: 1.2,
+                                       },
+                                       point: {
+                                               backgroundColor: Chart.defaults.global.defaultColor,
+                                               borderWidth: 1,
+                                               borderColor: Chart.defaults.global.defaultColor,
+                                               hitRadius: 1,
+                                               hoverRadius: 4,
+                                               hoverBorderWidth: 1,
+                                               radius: 3,
+                                       }
+                               },
+                               scales: {
+                                       xAxes: [{
+                                               id: 'firstXScaleID'
+                                       }],
+                                       yAxes: [{
+                                               id: 'firstYScaleID'
+                                       }]
+                               }
+                       },
+                       scales: {
+                               firstXScaleID: xScale,
+                               firstYScaleID: yScale,
+                       }
+               };
+
+               var controller = new Chart.controllers.bubble(chart, 0);
+               chart.data.datasets[0].data = [{
+                       x: 1,
+                       y: 1,
+                       r: 10
+               }, {
+                       x: 10,
+                       y: 5,
+                       r: 2
+               }]; // remove 2 items
+               controller.buildOrUpdateElements();
+               controller.update();
+               expect(chart.data.datasets[0].metaData[0] instanceof Chart.elements.Point).toBe(true);
+               expect(chart.data.datasets[0].metaData[1] instanceof Chart.elements.Point).toBe(true);
+
+               chart.data.datasets[0].data = [{
+                       x: 10,
+                       y: 10,
+                       r: 5
+               }, {
+                       x: -15,
+                       y: -10,
+                       r: 1
+               }, {
+                       x: 0,
+                       y: -9,
+                       r: 2
+               }, {
+                       x: -4,
+                       y: 10,
+                       r: 1
+               }, {
+                       x: -5,
+                       y: 0,
+                       r: 3
+               }]; // add 3 items
+               controller.buildOrUpdateElements();
+               controller.update();
+               expect(chart.data.datasets[0].metaData[0] instanceof Chart.elements.Point).toBe(true);
+               expect(chart.data.datasets[0].metaData[1] instanceof Chart.elements.Point).toBe(true);
+               expect(chart.data.datasets[0].metaData[2] instanceof Chart.elements.Point).toBe(true);
+               expect(chart.data.datasets[0].metaData[3] instanceof Chart.elements.Point).toBe(true);
+               expect(chart.data.datasets[0].metaData[4] instanceof Chart.elements.Point).toBe(true);
+       });
+
+       it('should set hover styles', function() {
+               var data = {
+                       datasets: [{
+                               data: [{
+                                       x: 10,
+                                       y: 10,
+                                       r: 5
+                               }, {
+                                       x: -15,
+                                       y: -10,
+                                       r: 1
+                               }, {
+                                       x: 0,
+                                       y: -9,
+                                       r: 2
+                               }, {
+                                       x: -4,
+                                       y: 10,
+                                       r: 1
+                               }],
+                               label: 'dataset2',
+                               xAxisID: 'firstXScaleID',
+                               yAxisID: 'firstYScaleID'
+                       }],
+                       labels: ['label1', 'label2', 'label3', 'label4']
+               };
+               var mockContext = window.createMockContext();
+
+               var VerticalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
+               var verticalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
+               verticalScaleConfig = Chart.helpers.scaleMerge(verticalScaleConfig, Chart.defaults.bubble.scales.yAxes[0]);
+               var yScale = new VerticalScaleConstructor({
+                       ctx: mockContext,
+                       options: verticalScaleConfig,
+                       chart: {
+                               data: data
+                       },
+                       id: 'firstYScaleID'
+               });
+
+               // Update ticks & set physical dimensions
+               var verticalSize = yScale.update(50, 200);
+               yScale.top = 0;
+               yScale.left = 0;
+               yScale.right = verticalSize.width;
+               yScale.bottom = verticalSize.height;
+
+               var HorizontalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
+               var horizontalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
+               horizontalScaleConfig = Chart.helpers.scaleMerge(horizontalScaleConfig, Chart.defaults.bubble.scales.xAxes[0]);
+               var xScale = new HorizontalScaleConstructor({
+                       ctx: mockContext,
+                       options: horizontalScaleConfig,
+                       chart: {
+                               data: data
+                       },
+                       id: 'firstXScaleID'
+               });
+
+               // Update ticks & set physical dimensions
+               var horizontalSize = xScale.update(200, 50);
+               xScale.left = yScale.right;
+               xScale.top = yScale.bottom;
+               xScale.right = horizontalSize.width + xScale.left;
+               xScale.bottom = horizontalSize.height + xScale.top;
+
+
+               var chart = {
+                       chartArea: {
+                               bottom: 200,
+                               left: xScale.left,
+                               right: 200,
+                               top: 0
+                       },
+                       data: data,
+                       config: {
+                               type: 'line'
+                       },
+                       options: {
+                               elements: {
+                                       line: {
+                                               backgroundColor: 'rgb(255, 0, 0)',
+                                               borderColor: 'rgb(0, 255, 0)',
+                                               borderWidth: 1.2,
+                                       },
+                                       point: {
+                                               backgroundColor: 'rgb(255, 255, 0)',
+                                               borderWidth: 1,
+                                               borderColor: 'rgb(255, 255, 255)',
+                                               hitRadius: 1,
+                                               hoverRadius: 4,
+                                               hoverBorderWidth: 1,
+                                               radius: 3,
+                                       }
+                               },
+                               scales: {
+                                       xAxes: [{
+                                               id: 'firstXScaleID'
+                                       }],
+                                       yAxes: [{
+                                               id: 'firstYScaleID'
+                                       }]
+                               }
+                       },
+                       scales: {
+                               firstXScaleID: xScale,
+                               firstYScaleID: yScale,
+                       }
+               };
+
+               var controller = new Chart.controllers.bubble(chart, 0);
+               controller.update();
+               var point = chart.data.datasets[0].metaData[0];
+
+               controller.setHoverStyle(point);
+               expect(point._model.backgroundColor).toBe('rgb(229, 230, 0)');
+               expect(point._model.borderColor).toBe('rgb(230, 230, 230)');
+               expect(point._model.borderWidth).toBe(1);
+               expect(point._model.radius).toBe(9);
+
+               // Can set hover style per dataset
+               chart.data.datasets[0].hoverRadius = 3.3;
+               chart.data.datasets[0].hoverBackgroundColor = 'rgb(77, 79, 81)';
+               chart.data.datasets[0].hoverBorderColor = 'rgb(123, 125, 127)';
+               chart.data.datasets[0].hoverBorderWidth = 2.1;
+
+               controller.setHoverStyle(point);
+               expect(point._model.backgroundColor).toBe('rgb(77, 79, 81)');
+               expect(point._model.borderColor).toBe('rgb(123, 125, 127)');
+               expect(point._model.borderWidth).toBe(2.1);
+               expect(point._model.radius).toBe(8.3);
+
+               // Custom style
+               point.custom = {
+                       hoverRadius: 4.4,
+                       hoverBorderWidth: 5.5,
+                       hoverBackgroundColor: 'rgb(0, 0, 0)',
+                       hoverBorderColor: 'rgb(10, 10, 10)'
+               };
+
+               controller.setHoverStyle(point);
+               expect(point._model.backgroundColor).toBe('rgb(0, 0, 0)');
+               expect(point._model.borderColor).toBe('rgb(10, 10, 10)');
+               expect(point._model.borderWidth).toBe(5.5);
+               expect(point._model.radius).toBe(4.4);
+       });
+
+       it('should remove hover styles', function() {
+               var data = {
+                       datasets: [{
+                               data: [{
+                                       x: 10,
+                                       y: 10,
+                                       r: 5
+                               }, {
+                                       x: -15,
+                                       y: -10,
+                                       r: 1
+                               }, {
+                                       x: 0,
+                                       y: -9,
+                                       r: 2
+                               }, {
+                                       x: -4,
+                                       y: 10,
+                                       r: 1
+                               }],
+                               label: 'dataset2',
+                               xAxisID: 'firstXScaleID',
+                               yAxisID: 'firstYScaleID'
+                       }],
+                       labels: ['label1', 'label2', 'label3', 'label4']
+               };
+               var mockContext = window.createMockContext();
+
+               var VerticalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
+               var verticalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
+               verticalScaleConfig = Chart.helpers.scaleMerge(verticalScaleConfig, Chart.defaults.bubble.scales.yAxes[0]);
+               var yScale = new VerticalScaleConstructor({
+                       ctx: mockContext,
+                       options: verticalScaleConfig,
+                       chart: {
+                               data: data
+                       },
+                       id: 'firstYScaleID'
+               });
+
+               // Update ticks & set physical dimensions
+               var verticalSize = yScale.update(50, 200);
+               yScale.top = 0;
+               yScale.left = 0;
+               yScale.right = verticalSize.width;
+               yScale.bottom = verticalSize.height;
+
+               var HorizontalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
+               var horizontalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
+               horizontalScaleConfig = Chart.helpers.scaleMerge(horizontalScaleConfig, Chart.defaults.bubble.scales.xAxes[0]);
+               var xScale = new HorizontalScaleConstructor({
+                       ctx: mockContext,
+                       options: horizontalScaleConfig,
+                       chart: {
+                               data: data
+                       },
+                       id: 'firstXScaleID'
+               });
+
+               // Update ticks & set physical dimensions
+               var horizontalSize = xScale.update(200, 50);
+               xScale.left = yScale.right;
+               xScale.top = yScale.bottom;
+               xScale.right = horizontalSize.width + xScale.left;
+               xScale.bottom = horizontalSize.height + xScale.top;
+
+
+               var chart = {
+                       chartArea: {
+                               bottom: 200,
+                               left: xScale.left,
+                               right: 200,
+                               top: 0
+                       },
+                       data: data,
+                       config: {
+                               type: 'line'
+                       },
+                       options: {
+                               elements: {
+                                       line: {
+                                               backgroundColor: 'rgb(255, 0, 0)',
+                                               borderColor: 'rgb(0, 255, 0)',
+                                               borderWidth: 1.2,
+                                               fill: true,
+                                               tension: 0.1,
+                                       },
+                                       point: {
+                                               backgroundColor: 'rgb(255, 255, 0)',
+                                               borderWidth: 1,
+                                               borderColor: 'rgb(255, 255, 255)',
+                                               hitRadius: 1,
+                                               hoverRadius: 4,
+                                               hoverBorderWidth: 1,
+                                               radius: 3,
+                                       }
+                               },
+                               scales: {
+                                       xAxes: [{
+                                               id: 'firstXScaleID'
+                                       }],
+                                       yAxes: [{
+                                               id: 'firstYScaleID'
+                                       }]
+                               }
+                       },
+                       scales: {
+                               firstXScaleID: xScale,
+                               firstYScaleID: yScale,
+                       }
+               };
+
+               var controller = new Chart.controllers.bubble(chart, 0);
+               controller.update();
+               var point = chart.data.datasets[0].metaData[0];
+
+               chart.options.elements.point.backgroundColor = 'rgb(45, 46, 47)';
+               chart.options.elements.point.borderColor = 'rgb(50, 51, 52)';
+               chart.options.elements.point.borderWidth = 10.1;
+               chart.options.elements.point.radius = 1.01;
+
+               controller.removeHoverStyle(point);
+               expect(point._model.backgroundColor).toBe('rgb(45, 46, 47)');
+               expect(point._model.borderColor).toBe('rgb(50, 51, 52)');
+               expect(point._model.borderWidth).toBe(10.1);
+               expect(point._model.radius).toBe(5);
+
+               // Can set hover style per dataset
+               chart.data.datasets[0].radius = 3.3;
+               chart.data.datasets[0].backgroundColor = 'rgb(77, 79, 81)';
+               chart.data.datasets[0].borderColor = 'rgb(123, 125, 127)';
+               chart.data.datasets[0].borderWidth = 2.1;
+
+               controller.removeHoverStyle(point);
+               expect(point._model.backgroundColor).toBe('rgb(77, 79, 81)');
+               expect(point._model.borderColor).toBe('rgb(123, 125, 127)');
+               expect(point._model.borderWidth).toBe(2.1);
+               expect(point._model.radius).toBe(5);
+
+               // Custom style
+               point.custom = {
+                       radius: 4.4,
+                       borderWidth: 5.5,
+                       backgroundColor: 'rgb(0, 0, 0)',
+                       borderColor: 'rgb(10, 10, 10)'
+               };
+
+               controller.removeHoverStyle(point);
+               expect(point._model.backgroundColor).toBe('rgb(0, 0, 0)');
+               expect(point._model.borderColor).toBe('rgb(10, 10, 10)');
+               expect(point._model.borderWidth).toBe(5.5);
+               expect(point._model.radius).toBe(4.4);
+       });
+});
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