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400 lines
11 KiB
JavaScript
400 lines
11 KiB
JavaScript
describe('Chart.controllers.radar', function() {
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describe('auto', jasmine.fixture.specs('controller.radar'));
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it('should be registered as dataset controller', function() {
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expect(typeof Chart.controllers.radar).toBe('function');
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});
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it('Should be constructed', function() {
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var chart = window.acquireChart({
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type: 'radar',
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data: {
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datasets: [{
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data: []
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}],
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labels: []
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}
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});
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var meta = chart.getDatasetMeta(0);
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expect(meta.type).toBe('radar');
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expect(meta.controller).not.toBe(undefined);
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expect(meta.controller.index).toBe(0);
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expect(meta.data).toEqual([]);
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meta.controller.updateIndex(1);
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expect(meta.controller.index).toBe(1);
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});
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it('Should create arc elements for each data item during initialization', function() {
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var chart = window.acquireChart({
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type: 'radar',
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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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labels: ['label1', 'label2', 'label3', 'label4']
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}
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});
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var meta = chart.getDatasetMeta(0);
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expect(meta.dataset instanceof Chart.elements.LineElement).toBe(true); // line element
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expect(meta.data.length).toBe(4); // 4 points created
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expect(meta.data[0] instanceof Chart.elements.PointElement).toBe(true);
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expect(meta.data[1] instanceof Chart.elements.PointElement).toBe(true);
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expect(meta.data[2] instanceof Chart.elements.PointElement).toBe(true);
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expect(meta.data[3] instanceof Chart.elements.PointElement).toBe(true);
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});
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it('should draw all elements', function() {
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var chart = window.acquireChart({
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type: 'radar',
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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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labels: ['label1', 'label2', 'label3', 'label4']
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}
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});
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var meta = chart.getDatasetMeta(0);
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spyOn(meta.dataset, 'draw');
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spyOn(meta.data[0], 'draw');
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spyOn(meta.data[1], 'draw');
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spyOn(meta.data[2], 'draw');
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spyOn(meta.data[3], 'draw');
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chart.update();
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expect(meta.dataset.draw.calls.count()).toBe(1);
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expect(meta.data[0].draw.calls.count()).toBe(1);
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expect(meta.data[1].draw.calls.count()).toBe(1);
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expect(meta.data[2].draw.calls.count()).toBe(1);
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expect(meta.data[3].draw.calls.count()).toBe(1);
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});
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it('should update elements', function() {
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var chart = window.acquireChart({
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type: 'radar',
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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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labels: ['label1', 'label2', 'label3', 'label4']
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},
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options: {
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showLine: true,
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plugins: {
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legend: false,
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title: false,
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},
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elements: {
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line: {
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backgroundColor: 'rgb(255, 0, 0)',
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borderCapStyle: 'round',
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borderColor: 'rgb(0, 255, 0)',
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borderDash: [],
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borderDashOffset: 0.1,
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borderJoinStyle: 'bevel',
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borderWidth: 1.2,
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fill: true,
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tension: 0.1,
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},
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point: {
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backgroundColor: Chart.defaults.backgroundColor,
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borderWidth: 1,
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borderColor: Chart.defaults.borderColor,
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hitRadius: 1,
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hoverRadius: 4,
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hoverBorderWidth: 1,
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radius: 3,
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pointStyle: 'circle'
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}
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}
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}
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});
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var meta = chart.getDatasetMeta(0);
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meta.controller.reset(); // reset first
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// Line element
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expect(meta.dataset.options).toEqual(jasmine.objectContaining({
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backgroundColor: 'rgb(255, 0, 0)',
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borderCapStyle: 'round',
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borderColor: 'rgb(0, 255, 0)',
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borderDash: [],
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borderDashOffset: 0.1,
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borderJoinStyle: 'bevel',
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borderWidth: 1.2,
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fill: true,
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tension: 0.1,
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}));
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[
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{x: 256, y: 260},
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{x: 256, y: 260},
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{x: 256, y: 260},
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{x: 256, y: 260},
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].forEach(function(expected, i) {
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expect(meta.data[i].x).toBeCloseToPixel(expected.x);
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expect(meta.data[i].y).toBeCloseToPixel(expected.y);
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expect(meta.data[i].options).toEqual(jasmine.objectContaining({
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backgroundColor: Chart.defaults.backgroundColor,
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borderWidth: 1,
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borderColor: Chart.defaults.borderColor,
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hitRadius: 1,
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radius: 3,
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pointStyle: 'circle',
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}));
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});
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// Now update controller and ensure proper updates
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meta.controller._update();
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[
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{x: 256, y: 120, cppx: 246, cppy: 120, cpnx: 272, cpny: 120},
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{x: 464, y: 260, cppx: 464, cppy: 252, cpnx: 464, cpny: 266},
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{x: 256, y: 260, cppx: 277, cppy: 260, cpnx: 250, cpny: 260},
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{x: 200, y: 260, cppx: 200, cppy: 264, cpnx: 200, cpny: 250},
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].forEach(function(expected, i) {
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expect(meta.data[i].x).toBeCloseToPixel(expected.x);
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expect(meta.data[i].y).toBeCloseToPixel(expected.y);
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expect(meta.data[i].controlPointPreviousX).toBeCloseToPixel(expected.cppx);
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expect(meta.data[i].controlPointPreviousY).toBeCloseToPixel(expected.cppy);
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expect(meta.data[i].controlPointNextX).toBeCloseToPixel(expected.cpnx);
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expect(meta.data[i].controlPointNextY).toBeCloseToPixel(expected.cpny);
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expect(meta.data[i].options).toEqual(jasmine.objectContaining({
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backgroundColor: Chart.defaults.backgroundColor,
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borderWidth: 1,
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borderColor: Chart.defaults.borderColor,
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hitRadius: 1,
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radius: 3,
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pointStyle: 'circle',
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}));
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});
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// Use dataset level styles for lines & points
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chart.data.datasets[0].tension = 0;
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chart.data.datasets[0].backgroundColor = 'rgb(98, 98, 98)';
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chart.data.datasets[0].borderColor = 'rgb(8, 8, 8)';
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chart.data.datasets[0].borderWidth = 0.55;
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chart.data.datasets[0].borderCapStyle = 'butt';
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chart.data.datasets[0].borderDash = [2, 3];
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chart.data.datasets[0].borderDashOffset = 7;
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chart.data.datasets[0].borderJoinStyle = 'miter';
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chart.data.datasets[0].fill = false;
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// point styles
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chart.data.datasets[0].pointRadius = 22;
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chart.data.datasets[0].hitRadius = 3.3;
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chart.data.datasets[0].pointBackgroundColor = 'rgb(128, 129, 130)';
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chart.data.datasets[0].pointBorderColor = 'rgb(56, 57, 58)';
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chart.data.datasets[0].pointBorderWidth = 1.123;
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meta.controller._update();
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expect(meta.dataset.options).toEqual(jasmine.objectContaining({
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backgroundColor: 'rgb(98, 98, 98)',
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borderCapStyle: 'butt',
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borderColor: 'rgb(8, 8, 8)',
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borderDash: [2, 3],
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borderDashOffset: 7,
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borderJoinStyle: 'miter',
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borderWidth: 0.55,
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fill: false,
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tension: 0,
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}));
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// Since tension is now 0, we don't care about the control points
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[
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{x: 256, y: 120},
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{x: 464, y: 260},
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{x: 256, y: 260},
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{x: 200, y: 260},
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].forEach(function(expected, i) {
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expect(meta.data[i].x).toBeCloseToPixel(expected.x);
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expect(meta.data[i].y).toBeCloseToPixel(expected.y);
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expect(meta.data[i].options).toEqual(jasmine.objectContaining({
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backgroundColor: 'rgb(128, 129, 130)',
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borderWidth: 1.123,
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borderColor: 'rgb(56, 57, 58)',
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hitRadius: 3.3,
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radius: 22,
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pointStyle: 'circle'
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}));
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});
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});
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describe('Interactions', function() {
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beforeEach(function() {
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this.chart = window.acquireChart({
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type: 'radar',
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data: {
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labels: ['label1', 'label2', 'label3', 'label4'],
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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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options: {
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elements: {
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point: {
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backgroundColor: 'rgb(100, 150, 200)',
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borderColor: 'rgb(50, 100, 150)',
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borderWidth: 2,
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radius: 3
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}
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}
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}
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});
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});
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it ('should handle default hover styles', function(done) {
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var chart = this.chart;
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var point = chart.getDatasetMeta(0).data[0];
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afterEvent(chart, 'mousemove', function() {
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expect(point.options.backgroundColor).toBe('#3187DD');
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expect(point.options.borderColor).toBe('#175A9D');
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expect(point.options.borderWidth).toBe(1);
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expect(point.options.radius).toBe(4);
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afterEvent(chart, 'mouseout', function() {
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expect(point.options.backgroundColor).toBe('rgb(100, 150, 200)');
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expect(point.options.borderColor).toBe('rgb(50, 100, 150)');
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expect(point.options.borderWidth).toBe(2);
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expect(point.options.radius).toBe(3);
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done();
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});
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jasmine.triggerMouseEvent(chart, 'mouseout', point);
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});
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jasmine.triggerMouseEvent(chart, 'mousemove', point);
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});
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it ('should handle hover styles defined via dataset properties', function(done) {
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var chart = this.chart;
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var point = chart.getDatasetMeta(0).data[0];
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Chart.helpers.merge(chart.data.datasets[0], {
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hoverBackgroundColor: 'rgb(200, 100, 150)',
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hoverBorderColor: 'rgb(150, 50, 100)',
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hoverBorderWidth: 8.4,
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hoverRadius: 4.2
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});
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chart.update();
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afterEvent(chart, 'mousemove', function() {
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expect(point.options.backgroundColor).toBe('rgb(200, 100, 150)');
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expect(point.options.borderColor).toBe('rgb(150, 50, 100)');
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expect(point.options.borderWidth).toBe(8.4);
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expect(point.options.radius).toBe(4.2);
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afterEvent(chart, 'mouseout', function() {
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expect(point.options.backgroundColor).toBe('rgb(100, 150, 200)');
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expect(point.options.borderColor).toBe('rgb(50, 100, 150)');
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expect(point.options.borderWidth).toBe(2);
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expect(point.options.radius).toBe(3);
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done();
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});
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jasmine.triggerMouseEvent(chart, 'mouseout', point);
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});
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jasmine.triggerMouseEvent(chart, 'mousemove', point);
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});
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it ('should handle hover styles defined via element options', function(done) {
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var chart = this.chart;
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var point = chart.getDatasetMeta(0).data[0];
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Chart.helpers.merge(chart.options.elements.point, {
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hoverBackgroundColor: 'rgb(200, 100, 150)',
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hoverBorderColor: 'rgb(150, 50, 100)',
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hoverBorderWidth: 8.4,
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hoverRadius: 4.2
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});
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chart.update();
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afterEvent(chart, 'mousemove', function() {
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expect(point.options.backgroundColor).toBe('rgb(200, 100, 150)');
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expect(point.options.borderColor).toBe('rgb(150, 50, 100)');
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expect(point.options.borderWidth).toBe(8.4);
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expect(point.options.radius).toBe(4.2);
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afterEvent(chart, 'mouseout', function() {
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expect(point.options.backgroundColor).toBe('rgb(100, 150, 200)');
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expect(point.options.borderColor).toBe('rgb(50, 100, 150)');
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expect(point.options.borderWidth).toBe(2);
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expect(point.options.radius).toBe(3);
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done();
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});
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jasmine.triggerMouseEvent(chart, 'mouseout', point);
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});
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jasmine.triggerMouseEvent(chart, 'mousemove', point);
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});
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});
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it('should allow pointBorderWidth to be set to 0', function() {
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var chart = window.acquireChart({
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type: 'radar',
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data: {
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datasets: [{
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data: [10, 15, 0, 4],
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pointBorderWidth: 0
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}],
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labels: ['label1', 'label2', 'label3', 'label4']
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}
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});
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var meta = chart.getDatasetMeta(0);
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var point = meta.data[0];
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expect(point.options.borderWidth).toBe(0);
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});
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it('should use the pointRadius setting over the radius setting', function() {
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var chart = window.acquireChart({
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type: 'radar',
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data: {
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datasets: [{
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data: [10, 15, 0, 4],
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pointRadius: 10,
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radius: 15,
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}, {
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data: [20, 20, 20, 20],
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radius: 20
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}],
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labels: ['label1', 'label2', 'label3', 'label4']
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}
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});
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var meta0 = chart.getDatasetMeta(0);
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var meta1 = chart.getDatasetMeta(1);
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expect(meta0.data[0].options.radius).toBe(10);
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expect(meta1.data[0].options.radius).toBe(20);
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});
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it('should return id for value scale', function() {
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var chart = window.acquireChart({
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type: 'radar',
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data: {
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datasets: [{
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data: [10, 15, 0, 4],
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pointBorderWidth: 0
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}],
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labels: ['label1', 'label2', 'label3', 'label4']
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},
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options: {
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scale: {id: 'test'}
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}
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});
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var meta = chart.getDatasetMeta(0);
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expect(meta.vScale.id).toBe('test');
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});
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});
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