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Mini Shell
Mini Shell
describe('Deprecations', function() {
describe('Version 2.6.0', function() {
// https://github.com/chartjs/Chart.js/issues/2481
describe('Chart.Controller', function() {
it('should be defined and an alias of Chart', function() {
expect(Chart.Controller).toBeDefined();
expect(Chart.Controller).toBe(Chart);
});
it('should be prototype of chart instances', function() {
var chart = acquireChart({});
expect(chart.constructor).toBe(Chart.Controller);
expect(chart instanceof Chart.Controller).toBeTruthy();
expect(Chart.Controller.prototype.isPrototypeOf(chart)).toBeTruthy();
});
});
describe('chart.chart', function() {
it('should be defined and an alias of chart', function() {
var chart = acquireChart({});
var proxy = chart.chart;
expect(proxy).toBeDefined();
expect(proxy).toBe(chart);
});
it('should defined previously existing properties', function() {
var chart = acquireChart({}, {
canvas: {
style: 'width: 140px; height: 320px'
}
});
var proxy = chart.chart;
expect(proxy.config instanceof Object).toBeTruthy();
expect(proxy.controller instanceof Chart.Controller).toBeTruthy();
expect(proxy.canvas instanceof HTMLCanvasElement).toBeTruthy();
expect(proxy.ctx instanceof CanvasRenderingContext2D).toBeTruthy();
expect(proxy.currentDevicePixelRatio).toBe(window.devicePixelRatio || 1);
expect(proxy.aspectRatio).toBe(140/320);
expect(proxy.height).toBe(320);
expect(proxy.width).toBe(140);
});
});
describe('Chart.Animation.animationObject', function() {
it('should be defined and an alias of Chart.Animation', function(done) {
var animation = null;
acquireChart({
options: {
animation: {
duration: 50,
onComplete: function(arg) {
animation = arg;
}
}
}
});
setTimeout(function() {
expect(animation).not.toBeNull();
expect(animation.animationObject).toBeDefined();
expect(animation.animationObject).toBe(animation);
done();
}, 200);
});
});
describe('Chart.Animation.chartInstance', function() {
it('should be defined and an alias of Chart.Animation.chart', function(done) {
var animation = null;
var chart = acquireChart({
options: {
animation: {
duration: 50,
onComplete: function(arg) {
animation = arg;
}
}
}
});
setTimeout(function() {
expect(animation).not.toBeNull();
expect(animation.chartInstance).toBeDefined();
expect(animation.chartInstance).toBe(chart);
done();
}, 200);
});
});
describe('Chart.elements.Line: fill option', function() {
it('should decode "zero", "top" and "bottom" as "origin", "start" and "end"', function() {
var chart = window.acquireChart({
type: 'line',
data: {
datasets: [
{fill: 'zero'},
{fill: 'bottom'},
{fill: 'top'},
]
}
});
['origin', 'start', 'end'].forEach(function(expected, index) {
var meta = chart.getDatasetMeta(index);
expect(meta.$filler).toBeDefined();
expect(meta.$filler.fill).toBe(expected);
});
});
});
});
describe('Version 2.5.0', function() {
describe('Chart.PluginBase', function() {
it('should exist and extendable', function() {
expect(Chart.PluginBase).toBeDefined();
expect(Chart.PluginBase.extend).toBeDefined();
});
});
describe('IPlugin.afterScaleUpdate', function() {
it('should be called after the chart as been layed out', function() {
var sequence = [];
var plugin = {};
var hooks = [
'beforeLayout',
'afterScaleUpdate',
'afterLayout'
];
var override = Chart.layoutService.update;
Chart.layoutService.update = function() {
sequence.push('layoutUpdate');
override.apply(this, arguments);
};
hooks.forEach(function(name) {
plugin[name] = function() {
sequence.push(name);
};
});
window.acquireChart({plugins: [plugin]});
expect(sequence).toEqual([].concat(
'beforeLayout',
'layoutUpdate',
'afterScaleUpdate',
'afterLayout'
));
});
});
});
describe('Version 2.1.5', function() {
// https://github.com/chartjs/Chart.js/pull/2752
describe('Chart.pluginService', function() {
it('should be defined and an alias of Chart.plugins', function() {
expect(Chart.pluginService).toBeDefined();
expect(Chart.pluginService).toBe(Chart.plugins);
});
});
});
});
Zerion Mini Shell 1.0