PHP Classes

File: vendors/chart.js/test/controller.doughnut.tests.js

Recommend this page to a friend!
  Classes of Jorge Castro   Gentelella BladeOne   vendors/chart.js/test/controller.doughnut.tests.js   Download  
File: vendors/chart.js/test/controller.doughnut.tests.js
Role: Auxiliary data
Content type: text/plain
Description: Auxiliary data
Class: Gentelella BladeOne
Render templates using Bootstrap for presentation
Author: By
Last change:
Date: 3 years ago
Size: 10,351 bytes
 

Contents

Class file image Download
// Test the bar controller describe('Doughnut controller tests', function() { beforeEach(function() { window.addDefaultMatchers(jasmine); }); afterEach(function() { window.releaseAllCharts(); }); it('should be constructed', function() { var chart = window.acquireChart({ type: 'doughnut', data: { datasets: [{ data: [] }], labels: [] } }); var meta = chart.getDatasetMeta(0); expect(meta.type).toBe('doughnut'); expect(meta.controller).not.toBe(undefined); expect(meta.controller.index).toBe(0); expect(meta.data).toEqual([]); meta.controller.updateIndex(1); expect(meta.controller.index).toBe(1); }); it('should create arc elements for each data item during initialization', function() { var chart = window.acquireChart({ type: 'doughnut', data: { datasets: [{ data: [10, 15, 0, 4] }], labels: [] } }); var meta = chart.getDatasetMeta(0); expect(meta.data.length).toBe(4); // 4 rectangles created expect(meta.data[0] instanceof Chart.elements.Arc).toBe(true); expect(meta.data[1] instanceof Chart.elements.Arc).toBe(true); expect(meta.data[2] instanceof Chart.elements.Arc).toBe(true); expect(meta.data[3] instanceof Chart.elements.Arc).toBe(true); }); it ('should reset and update elements', function() { var chart = window.acquireChart({ type: 'doughnut', data: { datasets: [{ data: [1, 2, 3, 4], hidden: true }, { data: [5, 6, 0, 7] }, { data: [8, 9, 10, 11] }], labels: ['label0', 'label1', 'label2', 'label3'] }, options: { animation: { animateRotate: true, animateScale: false }, cutoutPercentage: 50, rotation: Math.PI * -0.5, circumference: Math.PI * 2.0, elements: { arc: { backgroundColor: 'rgb(255, 0, 0)', borderColor: 'rgb(0, 0, 255)', borderWidth: 2, hoverBackgroundColor: 'rgb(255, 255, 255)' } } } }); var meta = chart.getDatasetMeta(1); meta.controller.reset(); // reset first expect(meta.data.length).toBe(4); [ { c: 0 }, { c: 0 }, { c: 0, }, { c: 0 } ].forEach(function(expected, i) { expect(meta.data[i]._model.x).toBeCloseToPixel(256); expect(meta.data[i]._model.y).toBeCloseToPixel(272); expect(meta.data[i]._model.outerRadius).toBeCloseToPixel(239); expect(meta.data[i]._model.innerRadius).toBeCloseToPixel(179); expect(meta.data[i]._model.circumference).toBeCloseTo(expected.c, 8); expect(meta.data[i]._model).toEqual(jasmine.objectContaining({ startAngle: Math.PI * -0.5, endAngle: Math.PI * -0.5, label: chart.data.labels[i], hoverBackgroundColor: 'rgb(255, 255, 255)', backgroundColor: 'rgb(255, 0, 0)', borderColor: 'rgb(0, 0, 255)', borderWidth: 2 })); }) chart.update(); [ { c: 1.7453292519, s: -1.5707963267, e: 0.1745329251 }, { c: 2.0943951023, s: 0.1745329251, e: 2.2689280275 }, { c: 0, s: 2.2689280275, e: 2.2689280275 }, { c: 2.4434609527, s: 2.2689280275, e: 4.7123889803 } ].forEach(function(expected, i) { expect(meta.data[i]._model.x).toBeCloseToPixel(256); expect(meta.data[i]._model.y).toBeCloseToPixel(272); expect(meta.data[i]._model.outerRadius).toBeCloseToPixel(239); expect(meta.data[i]._model.innerRadius).toBeCloseToPixel(179); expect(meta.data[i]._model.circumference).toBeCloseTo(expected.c, 8); expect(meta.data[i]._model.startAngle).toBeCloseTo(expected.s, 8); expect(meta.data[i]._model.endAngle).toBeCloseTo(expected.e, 8); expect(meta.data[i]._model).toEqual(jasmine.objectContaining({ label: chart.data.labels[i], hoverBackgroundColor: 'rgb(255, 255, 255)', backgroundColor: 'rgb(255, 0, 0)', borderColor: 'rgb(0, 0, 255)', borderWidth: 2 })); }) // Change the amount of data and ensure that arcs are updated accordingly chart.data.datasets[1].data = [1, 2]; // remove 2 elements from dataset 0 chart.update(); expect(meta.data.length).toBe(2); expect(meta.data[0] instanceof Chart.elements.Arc).toBe(true); expect(meta.data[1] instanceof Chart.elements.Arc).toBe(true); // Add data chart.data.datasets[1].data = [1, 2, 3, 4]; chart.update(); expect(meta.data.length).toBe(4); expect(meta.data[0] instanceof Chart.elements.Arc).toBe(true); expect(meta.data[1] instanceof Chart.elements.Arc).toBe(true); expect(meta.data[2] instanceof Chart.elements.Arc).toBe(true); expect(meta.data[3] instanceof Chart.elements.Arc).toBe(true); }); it ('should rotate and limit circumference', function() { var chart = window.acquireChart({ type: 'doughnut', data: { datasets: [{ data: [2, 4], hidden: true }, { data: [1, 3] }, { data: [1, 0] }], labels: ['label0', 'label1'] }, options: { cutoutPercentage: 50, rotation: Math.PI, circumference: Math.PI * 0.5, elements: { arc: { backgroundColor: 'rgb(255, 0, 0)', borderColor: 'rgb(0, 0, 255)', borderWidth: 2, hoverBackgroundColor: 'rgb(255, 255, 255)' } } } }); var meta = chart.getDatasetMeta(1); expect(meta.data.length).toBe(2); // Only startAngle, endAngle and circumference should be different. [ { c: Math.PI / 8, s: Math.PI, e: Math.PI + Math.PI / 8 }, { c: 3 * Math.PI / 8, s: Math.PI + Math.PI / 8, e: Math.PI + Math.PI / 2 } ].forEach(function(expected, i) { expect(meta.data[i]._model.x).toBeCloseToPixel(495); expect(meta.data[i]._model.y).toBeCloseToPixel(511); expect(meta.data[i]._model.outerRadius).toBeCloseToPixel(478); expect(meta.data[i]._model.innerRadius).toBeCloseToPixel(359); expect(meta.data[i]._model.circumference).toBeCloseTo(expected.c,8); expect(meta.data[i]._model.startAngle).toBeCloseTo(expected.s, 8); expect(meta.data[i]._model.endAngle).toBeCloseTo(expected.e, 8); }) }); it ('should draw all arcs', function() { var chart = window.acquireChart({ type: 'doughnut', data: { datasets: [{ data: [10, 15, 0, 4] }], labels: ['label0', 'label1', 'label2', 'label3'] } }); var meta = chart.getDatasetMeta(0); spyOn(meta.data[0], 'draw'); spyOn(meta.data[1], 'draw'); spyOn(meta.data[2], 'draw'); spyOn(meta.data[3], 'draw'); chart.update(); expect(meta.data[0].draw.calls.count()).toBe(1); expect(meta.data[1].draw.calls.count()).toBe(1); expect(meta.data[2].draw.calls.count()).toBe(1); expect(meta.data[3].draw.calls.count()).toBe(1); }); it ('should set the hover style of an arc', function() { var chart = window.acquireChart({ type: 'doughnut', data: { datasets: [{ data: [10, 15, 0, 4] }], labels: ['label0', 'label1', 'label2', 'label3'] }, options: { elements: { arc: { backgroundColor: 'rgb(255, 0, 0)', borderColor: 'rgb(0, 0, 255)', borderWidth: 2, } } } }); var meta = chart.getDatasetMeta(0); var arc = meta.data[0]; meta.controller.setHoverStyle(arc); expect(arc._model.backgroundColor).toBe('rgb(230, 0, 0)'); expect(arc._model.borderColor).toBe('rgb(0, 0, 230)'); expect(arc._model.borderWidth).toBe(2); // Set a dataset style to take precedence chart.data.datasets[0].hoverBackgroundColor = 'rgb(9, 9, 9)'; chart.data.datasets[0].hoverBorderColor = 'rgb(18, 18, 18)'; chart.data.datasets[0].hoverBorderWidth = 1.56; meta.controller.setHoverStyle(arc); expect(arc._model.backgroundColor).toBe('rgb(9, 9, 9)'); expect(arc._model.borderColor).toBe('rgb(18, 18, 18)'); expect(arc._model.borderWidth).toBe(1.56); // Dataset styles can be an array chart.data.datasets[0].hoverBackgroundColor = ['rgb(255, 255, 255)', 'rgb(9, 9, 9)']; chart.data.datasets[0].hoverBorderColor = ['rgb(18, 18, 18)']; chart.data.datasets[0].hoverBorderWidth = [0.1, 1.56]; meta.controller.setHoverStyle(arc); expect(arc._model.backgroundColor).toBe('rgb(255, 255, 255)'); expect(arc._model.borderColor).toBe('rgb(18, 18, 18)'); expect(arc._model.borderWidth).toBe(0.1); // Element custom styles also work arc.custom = { hoverBackgroundColor: 'rgb(7, 7, 7)', hoverBorderColor: 'rgb(17, 17, 17)', hoverBorderWidth: 3.14159, }; meta.controller.setHoverStyle(arc); expect(arc._model.backgroundColor).toBe('rgb(7, 7, 7)'); expect(arc._model.borderColor).toBe('rgb(17, 17, 17)'); expect(arc._model.borderWidth).toBe(3.14159); }); it ('should unset the hover style of an arc', function() { var chart = window.acquireChart({ type: 'doughnut', data: { datasets: [{ data: [10, 15, 0, 4] }], labels: ['label0', 'label1', 'label2', 'label3'] }, options: { elements: { arc: { backgroundColor: 'rgb(255, 0, 0)', borderColor: 'rgb(0, 0, 255)', borderWidth: 2, } } } }); var meta = chart.getDatasetMeta(0); var arc = meta.data[0]; meta.controller.removeHoverStyle(arc); expect(arc._model.backgroundColor).toBe('rgb(255, 0, 0)'); expect(arc._model.borderColor).toBe('rgb(0, 0, 255)'); expect(arc._model.borderWidth).toBe(2); // Set a dataset style to take precedence chart.data.datasets[0].backgroundColor = 'rgb(9, 9, 9)'; chart.data.datasets[0].borderColor = 'rgb(18, 18, 18)'; chart.data.datasets[0].borderWidth = 1.56; meta.controller.removeHoverStyle(arc); expect(arc._model.backgroundColor).toBe('rgb(9, 9, 9)'); expect(arc._model.borderColor).toBe('rgb(18, 18, 18)'); expect(arc._model.borderWidth).toBe(1.56); // Dataset styles can be an array chart.data.datasets[0].backgroundColor = ['rgb(255, 255, 255)', 'rgb(9, 9, 9)']; chart.data.datasets[0].borderColor = ['rgb(18, 18, 18)']; chart.data.datasets[0].borderWidth = [0.1, 1.56]; meta.controller.removeHoverStyle(arc); expect(arc._model.backgroundColor).toBe('rgb(255, 255, 255)'); expect(arc._model.borderColor).toBe('rgb(18, 18, 18)'); expect(arc._model.borderWidth).toBe(0.1); // Element custom styles also work arc.custom = { backgroundColor: 'rgb(7, 7, 7)', borderColor: 'rgb(17, 17, 17)', borderWidth: 3.14159, }; meta.controller.removeHoverStyle(arc); expect(arc._model.backgroundColor).toBe('rgb(7, 7, 7)'); expect(arc._model.borderColor).toBe('rgb(17, 17, 17)'); expect(arc._model.borderWidth).toBe(3.14159); }); });