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711 lines
19 KiB
JavaScript
711 lines
19 KiB
JavaScript
// Test the bar controller
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describe('Bar controller tests', function() {
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it('Should be constructed', function() {
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var chart = {
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data: {
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datasets: [{
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}, {
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xAxisID: 'myXAxis',
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yAxisID: 'myYAxis',
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data: []
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}]
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}
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};
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var controller = new Chart.controllers.bar(chart, 1);
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expect(controller).not.toBe(undefined);
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expect(controller.index).toBe(1);
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expect(chart.data.datasets[1].metaData).toEqual([]);
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controller.updateIndex(0);
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expect(controller.index).toBe(0);
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});
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it('Should use the first scale IDs if the dataset does not specify them', function() {
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var chart = {
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data: {
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datasets: [{
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}, {
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data: []
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}]
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},
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options: {
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scales: {
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xAxes: [{
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id: 'firstXScaleID'
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}],
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yAxes: [{
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id: 'firstYScaleID'
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}]
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}
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}
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};
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var controller = new Chart.controllers.bar(chart, 1);
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expect(chart.data.datasets[1].xAxisID).toBe('firstXScaleID');
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expect(chart.data.datasets[1].yAxisID).toBe('firstYScaleID');
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});
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it('should correctly count the number of bar datasets', function() {
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var chart = {
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data: {
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datasets: [{
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}, {
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bar: true
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}, {
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bar: true
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}]
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},
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config: {
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type: 'bar'
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},
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options: {
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scales: {
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xAxes: [{
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id: 'firstXScaleID'
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}],
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yAxes: [{
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id: 'firstYScaleID'
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}]
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}
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}
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};
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var controller = new Chart.controllers.bar(chart, 1);
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expect(controller.getBarCount()).toBe(2);
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});
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it('should correctly get the bar index accounting for hidden datasets', function() {
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var chart = {
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data: {
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datasets: [{
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bar: true,
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}, {
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bar: true,
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hidden: true
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}, {
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}, {
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bar: true,
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}]
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},
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config: {
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type: 'bar'
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},
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options: {
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scales: {
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xAxes: [{
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id: 'firstXScaleID'
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}],
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yAxes: [{
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id: 'firstYScaleID'
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}]
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}
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}
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};
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var controller = new Chart.controllers.bar(chart, 1);
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expect(controller.getBarIndex(0)).toBe(0);
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expect(controller.getBarIndex(3)).toBe(1);
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});
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it('Should create rectangle elements for each data item during initialization', function() {
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var chart = {
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data: {
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datasets: [{}, {
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data: [10, 15, 0, -4]
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}]
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},
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config: {
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type: 'bar'
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},
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options: {
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scales: {
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xAxes: [{
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id: 'firstXScaleID'
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}],
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yAxes: [{
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id: 'firstYScaleID'
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}]
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}
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}
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};
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var controller = new Chart.controllers.bar(chart, 1);
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expect(chart.data.datasets[1].metaData.length).toBe(4); // 4 rectangles created
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expect(chart.data.datasets[1].metaData[0] instanceof Chart.elements.Rectangle).toBe(true);
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expect(chart.data.datasets[1].metaData[1] instanceof Chart.elements.Rectangle).toBe(true);
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expect(chart.data.datasets[1].metaData[2] instanceof Chart.elements.Rectangle).toBe(true);
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expect(chart.data.datasets[1].metaData[3] instanceof Chart.elements.Rectangle).toBe(true);
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});
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it('should update elements', function() {
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var data = {
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datasets: [{
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data: [1, 2],
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label: 'dataset1',
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xAxisID: 'firstXScaleID',
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yAxisID: 'firstYScaleID',
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bar: true
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}, {
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data: [10, 15, 0, -4],
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label: 'dataset2'
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}],
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labels: ['label1', 'label2', 'label3', 'label4']
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};
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var mockContext = window.createMockContext();
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var VerticalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
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var verticalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
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verticalScaleConfig = Chart.helpers.scaleMerge(verticalScaleConfig, Chart.defaults.bar.scales.yAxes[0]);
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var yScale = new VerticalScaleConstructor({
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ctx: mockContext,
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options: verticalScaleConfig,
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chart: {
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data: data
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},
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id: 'firstYScaleID'
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});
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// Update ticks & set physical dimensions
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var verticalSize = yScale.update(50, 200);
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yScale.top = 0;
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yScale.left = 0;
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yScale.right = verticalSize.width;
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yScale.bottom = verticalSize.height;
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var HorizontalScaleConstructor = Chart.scaleService.getScaleConstructor('category');
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var horizontalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('category'));
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horizontalScaleConfig = Chart.helpers.scaleMerge(horizontalScaleConfig, Chart.defaults.bar.scales.xAxes[0]);
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var xScale = new HorizontalScaleConstructor({
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ctx: mockContext,
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options: horizontalScaleConfig,
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chart: {
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data: data
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},
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id: 'firstXScaleID'
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});
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// Update ticks & set physical dimensions
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var horizontalSize = xScale.update(200, 50);
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xScale.left = yScale.right;
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xScale.top = yScale.bottom;
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xScale.right = horizontalSize.width + xScale.left;
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xScale.bottom = horizontalSize.height + xScale.top;
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var chart = {
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data: data,
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config: {
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type: 'bar'
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},
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options: {
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elements: {
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rectangle: {
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backgroundColor: 'rgb(255, 0, 0)',
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borderColor: 'rgb(0, 0, 255)',
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borderWidth: 2,
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}
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},
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scales: {
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xAxes: [{
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id: 'firstXScaleID'
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}],
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yAxes: [{
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id: 'firstYScaleID'
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}]
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}
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},
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scales: {
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firstXScaleID: xScale,
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firstYScaleID: yScale,
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}
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};
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var controller = new Chart.controllers.bar(chart, 1);
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chart.data.datasets[1].data = [1, 2]; // remove 2 items
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controller.buildOrUpdateElements();
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controller.update();
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expect(chart.data.datasets[1].metaData.length).toBe(2);
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var bar1 = chart.data.datasets[1].metaData[0];
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var bar2 = chart.data.datasets[1].metaData[1];
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expect(bar1._datasetIndex).toBe(1);
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expect(bar1._index).toBe(0);
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expect(bar1._xScale).toBe(chart.scales.firstXScaleID);
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expect(bar1._yScale).toBe(chart.scales.firstYScaleID);
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expect(bar1._model).toEqual({
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x: 113.60000000000001,
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y: 194,
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label: 'label1',
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datasetLabel: 'dataset2',
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base: 194,
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width: 13.680000000000001,
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backgroundColor: 'rgb(255, 0, 0)',
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borderColor: 'rgb(0, 0, 255)',
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borderWidth: 2,
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});
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expect(bar2._datasetIndex).toBe(1);
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expect(bar2._index).toBe(1);
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expect(bar2._xScale).toBe(chart.scales.firstXScaleID);
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expect(bar2._yScale).toBe(chart.scales.firstYScaleID);
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expect(bar2._model).toEqual({
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x: 151.60000000000002,
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y: 6,
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label: 'label2',
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datasetLabel: 'dataset2',
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base: 194,
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width: 13.680000000000001,
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backgroundColor: 'rgb(255, 0, 0)',
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borderColor: 'rgb(0, 0, 255)',
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borderWidth: 2,
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});
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chart.data.datasets[1].data = [1, 2, 3];
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controller.buildOrUpdateElements();
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controller.update();
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expect(chart.data.datasets[1].metaData.length).toBe(3); // should add a new meta data item
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});
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it ('should get the correct bar points when datasets of different types exist', function() {
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var data = {
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datasets: [{
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data: [1, 2],
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label: 'dataset1',
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xAxisID: 'firstXScaleID',
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yAxisID: 'firstYScaleID',
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bar: true,
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}, {
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data: [10, 15],
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label: 'dataset2',
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xAxisID: 'firstXScaleID',
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yAxisID: 'firstYScaleID',
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}, {
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data: [30, 25],
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label: 'dataset3',
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xAxisID: 'firstXScaleID',
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yAxisID: 'firstYScaleID',
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bar: true
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}],
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labels: ['label1', 'label2']
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};
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var mockContext = window.createMockContext();
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var VerticalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
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var verticalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
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verticalScaleConfig = Chart.helpers.scaleMerge(verticalScaleConfig, Chart.defaults.bar.scales.yAxes[0]);
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var yScale = new VerticalScaleConstructor({
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ctx: mockContext,
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options: verticalScaleConfig,
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chart: {
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data: data
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},
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id: 'firstYScaleID'
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});
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// Update ticks & set physical dimensions
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var verticalSize = yScale.update(50, 200);
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yScale.top = 0;
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yScale.left = 0;
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yScale.right = verticalSize.width;
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yScale.bottom = verticalSize.height;
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var HorizontalScaleConstructor = Chart.scaleService.getScaleConstructor('category');
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var horizontalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('category'));
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horizontalScaleConfig = Chart.helpers.scaleMerge(horizontalScaleConfig, Chart.defaults.bar.scales.xAxes[0]);
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var xScale = new HorizontalScaleConstructor({
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ctx: mockContext,
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options: horizontalScaleConfig,
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chart: {
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data: data
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},
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id: 'firstXScaleID'
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});
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// Update ticks & set physical dimensions
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var horizontalSize = xScale.update(200, 50);
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xScale.left = yScale.right;
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xScale.top = yScale.bottom;
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xScale.right = horizontalSize.width + xScale.left;
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xScale.bottom = horizontalSize.height + xScale.top;
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var chart = {
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data: data,
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config: {
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type: 'bar'
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},
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options: {
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elements: {
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rectangle: {
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backgroundColor: 'rgb(255, 0, 0)',
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borderColor: 'rgb(0, 0, 255)',
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borderWidth: 2,
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}
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},
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scales: {
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xAxes: [{
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id: 'firstXScaleID'
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}],
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yAxes: [{
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id: 'firstYScaleID'
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}]
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}
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},
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scales: {
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firstXScaleID: xScale,
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firstYScaleID: yScale,
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}
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};
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var controller = new Chart.controllers.bar(chart, 2);
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controller.buildOrUpdateElements();
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controller.update();
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var bar1 = chart.data.datasets[2].metaData[0];
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var bar2 = chart.data.datasets[2].metaData[1];
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expect(bar1._model.x).toBe(119.9);
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expect(bar1._model.y).toBe(6);
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expect(bar2._model.x).toBe(186.9);
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expect(bar2._model.y).toBe(37);
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});
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it ('should draw all bars', function() {
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var data = {
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datasets: [{}, {
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data: [10, 15, 0, -4],
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label: 'dataset2',
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xAxisID: 'firstXScaleID',
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yAxisID: 'firstYScaleID'
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}],
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labels: ['label1', 'label2', 'label3', 'label4']
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};
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var mockContext = window.createMockContext();
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var VerticalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
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var verticalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
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verticalScaleConfig = Chart.helpers.scaleMerge(verticalScaleConfig, Chart.defaults.bar.scales.yAxes[0]);
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var yScale = new VerticalScaleConstructor({
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ctx: mockContext,
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options: verticalScaleConfig,
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chart: {
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data: data
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},
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id: 'firstYScaleID'
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});
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// Update ticks & set physical dimensions
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var verticalSize = yScale.update(50, 200);
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yScale.top = 0;
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yScale.left = 0;
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yScale.right = verticalSize.width;
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yScale.bottom = verticalSize.height;
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var HorizontalScaleConstructor = Chart.scaleService.getScaleConstructor('category');
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var horizontalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('category'));
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horizontalScaleConfig = Chart.helpers.scaleMerge(horizontalScaleConfig, Chart.defaults.bar.scales.xAxes[0]);
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var xScale = new HorizontalScaleConstructor({
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ctx: mockContext,
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options: horizontalScaleConfig,
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chart: {
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data: data
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},
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id: 'firstXScaleID'
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});
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// Update ticks & set physical dimensions
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var horizontalSize = xScale.update(200, 50);
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xScale.left = yScale.right;
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xScale.top = yScale.bottom;
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xScale.right = horizontalSize.width + xScale.left;
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xScale.bottom = horizontalSize.height + xScale.top;
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var chart = {
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data: data,
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config: {
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type: 'bar'
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},
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options: {
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scales: {
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xAxes: [{
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id: 'firstXScaleID'
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}],
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yAxes: [{
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id: 'firstYScaleID'
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}]
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}
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},
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scales: {
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firstXScaleID: xScale,
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firstYScaleID: yScale,
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}
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};
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var controller = new Chart.controllers.bar(chart, 1);
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spyOn(chart.data.datasets[1].metaData[0], 'draw');
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spyOn(chart.data.datasets[1].metaData[1], 'draw');
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spyOn(chart.data.datasets[1].metaData[2], 'draw');
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spyOn(chart.data.datasets[1].metaData[3], 'draw');
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controller.draw();
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expect(chart.data.datasets[1].metaData[0].draw.calls.count()).toBe(1);
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expect(chart.data.datasets[1].metaData[1].draw.calls.count()).toBe(1);
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expect(chart.data.datasets[1].metaData[2].draw.calls.count()).toBe(1);
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expect(chart.data.datasets[1].metaData[3].draw.calls.count()).toBe(1);
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});
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it ('should set hover styles on rectangles', function() {
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var data = {
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datasets: [{}, {
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data: [10, 15, 0, -4],
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label: 'dataset2',
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xAxisID: 'firstXScaleID',
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yAxisID: 'firstYScaleID'
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}],
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labels: ['label1', 'label2', 'label3', 'label4']
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};
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var mockContext = window.createMockContext();
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var VerticalScaleConstructor = Chart.scaleService.getScaleConstructor('linear');
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var verticalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('linear'));
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verticalScaleConfig = Chart.helpers.scaleMerge(verticalScaleConfig, Chart.defaults.bar.scales.yAxes[0]);
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var yScale = new VerticalScaleConstructor({
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ctx: mockContext,
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options: verticalScaleConfig,
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chart: {
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data: data
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},
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id: 'firstYScaleID'
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});
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// Update ticks & set physical dimensions
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var verticalSize = yScale.update(50, 200);
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yScale.top = 0;
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yScale.left = 0;
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yScale.right = verticalSize.width;
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yScale.bottom = verticalSize.height;
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var HorizontalScaleConstructor = Chart.scaleService.getScaleConstructor('category');
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var horizontalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('category'));
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horizontalScaleConfig = Chart.helpers.scaleMerge(horizontalScaleConfig, Chart.defaults.bar.scales.xAxes[0]);
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var xScale = new HorizontalScaleConstructor({
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ctx: mockContext,
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options: horizontalScaleConfig,
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chart: {
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data: data
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},
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id: 'firstXScaleID'
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});
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// Update ticks & set physical dimensions
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var horizontalSize = xScale.update(200, 50);
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xScale.left = yScale.right;
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xScale.top = yScale.bottom;
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xScale.right = horizontalSize.width + xScale.left;
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xScale.bottom = horizontalSize.height + xScale.top;
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var chart = {
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data: data,
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config: {
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type: 'bar'
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},
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options: {
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elements: {
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rectangle: {
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backgroundColor: 'rgb(255, 0, 0)',
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borderColor: 'rgb(0, 0, 255)',
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borderWidth: 2,
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}
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},
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scales: {
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xAxes: [{
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id: 'firstXScaleID'
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}],
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yAxes: [{
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id: 'firstYScaleID'
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}]
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}
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},
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scales: {
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firstXScaleID: xScale,
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firstYScaleID: yScale,
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}
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};
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var controller = new Chart.controllers.bar(chart, 1);
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controller.update();
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var bar = chart.data.datasets[1].metaData[0];
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controller.setHoverStyle(bar);
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expect(bar._model.backgroundColor).toBe('rgb(230, 0, 0)');
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expect(bar._model.borderColor).toBe('rgb(0, 0, 230)');
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expect(bar._model.borderWidth).toBe(2);
|
|
|
|
// Set a dataset style
|
|
chart.data.datasets[1].hoverBackgroundColor = 'rgb(128, 128, 128)';
|
|
chart.data.datasets[1].hoverBorderColor = 'rgb(0, 0, 0)';
|
|
chart.data.datasets[1].hoverBorderWidth = 5;
|
|
|
|
controller.setHoverStyle(bar);
|
|
|
|
expect(bar._model.backgroundColor).toBe('rgb(128, 128, 128)');
|
|
expect(bar._model.borderColor).toBe('rgb(0, 0, 0)');
|
|
expect(bar._model.borderWidth).toBe(5);
|
|
|
|
// Should work with array styles so that we can set per bar
|
|
chart.data.datasets[1].hoverBackgroundColor = ['rgb(255, 255, 255)', 'rgb(128, 128, 128)'];
|
|
chart.data.datasets[1].hoverBorderColor = ['rgb(9, 9, 9)', 'rgb(0, 0, 0)'];
|
|
chart.data.datasets[1].hoverBorderWidth = [2.5, 5];
|
|
|
|
controller.setHoverStyle(bar);
|
|
|
|
expect(bar._model.backgroundColor).toBe('rgb(255, 255, 255)');
|
|
expect(bar._model.borderColor).toBe('rgb(9, 9, 9)');
|
|
expect(bar._model.borderWidth).toBe(2.5);
|
|
|
|
// Should allow a custom style
|
|
bar.custom = {
|
|
hoverBackgroundColor: 'rgb(255, 0, 0)',
|
|
hoverBorderColor: 'rgb(0, 255, 0)',
|
|
hoverBorderWidth: 1.5
|
|
};
|
|
|
|
controller.setHoverStyle(bar);
|
|
|
|
expect(bar._model.backgroundColor).toBe('rgb(255, 0, 0)');
|
|
expect(bar._model.borderColor).toBe('rgb(0, 255, 0)');
|
|
expect(bar._model.borderWidth).toBe(1.5);
|
|
});
|
|
|
|
it ('should remove a hover style from a bar', function() {
|
|
var data = {
|
|
datasets: [{}, {
|
|
data: [10, 15, 0, -4],
|
|
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.bar.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('category');
|
|
var horizontalScaleConfig = Chart.helpers.clone(Chart.scaleService.getScaleDefaults('category'));
|
|
horizontalScaleConfig = Chart.helpers.scaleMerge(horizontalScaleConfig, Chart.defaults.bar.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 = {
|
|
data: data,
|
|
config: {
|
|
type: 'bar'
|
|
},
|
|
options: {
|
|
elements: {
|
|
rectangle: {
|
|
backgroundColor: 'rgb(255, 0, 0)',
|
|
borderColor: 'rgb(0, 0, 255)',
|
|
borderWidth: 2,
|
|
}
|
|
},
|
|
scales: {
|
|
xAxes: [{
|
|
id: 'firstXScaleID'
|
|
}],
|
|
yAxes: [{
|
|
id: 'firstYScaleID'
|
|
}]
|
|
}
|
|
},
|
|
scales: {
|
|
firstXScaleID: xScale,
|
|
firstYScaleID: yScale,
|
|
}
|
|
};
|
|
|
|
var controller = new Chart.controllers.bar(chart, 1);
|
|
controller.update();
|
|
var bar = chart.data.datasets[1].metaData[0];
|
|
|
|
// Change default
|
|
chart.options.elements.rectangle.backgroundColor = 'rgb(128, 128, 128)';
|
|
chart.options.elements.rectangle.borderColor = 'rgb(15, 15, 15)';
|
|
chart.options.elements.rectangle.borderWidth = 3.14;
|
|
|
|
// Remove to defaults
|
|
controller.removeHoverStyle(bar);
|
|
|
|
expect(bar._model.backgroundColor).toBe('rgb(128, 128, 128)');
|
|
expect(bar._model.borderColor).toBe('rgb(15, 15, 15)');
|
|
expect(bar._model.borderWidth).toBe(3.14);
|
|
|
|
// Should work with array styles so that we can set per bar
|
|
chart.data.datasets[1].backgroundColor = ['rgb(255, 255, 255)', 'rgb(128, 128, 128)'];
|
|
chart.data.datasets[1].borderColor = ['rgb(9, 9, 9)', 'rgb(0, 0, 0)'];
|
|
chart.data.datasets[1].borderWidth = [2.5, 5];
|
|
|
|
controller.removeHoverStyle(bar);
|
|
|
|
expect(bar._model.backgroundColor).toBe('rgb(255, 255, 255)');
|
|
expect(bar._model.borderColor).toBe('rgb(9, 9, 9)');
|
|
expect(bar._model.borderWidth).toBe(2.5);
|
|
|
|
// Should allow a custom style
|
|
bar.custom = {
|
|
backgroundColor: 'rgb(255, 0, 0)',
|
|
borderColor: 'rgb(0, 255, 0)',
|
|
borderWidth: 1.5
|
|
};
|
|
|
|
controller.removeHoverStyle(bar);
|
|
|
|
expect(bar._model.backgroundColor).toBe('rgb(255, 0, 0)');
|
|
expect(bar._model.borderColor).toBe('rgb(0, 255, 0)');
|
|
expect(bar._model.borderWidth).toBe(1.5);
|
|
});
|
|
}); |