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data-count-spec.js
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data-count-spec.js
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/* global appendChartID, loadDateFixture */
describe('dc.dataCount', () => {
let data, countryDimension, groupAll;
let chart;
beforeEach(() => {
data = crossfilter(loadDateFixture());
groupAll = data.groupAll();
countryDimension = data.dimension(d => d.countrycode);
countryDimension.filter('CA');
});
function buildChart (id) {
const dataCount = new dc.DataCount(`#${id}`)
.transitionDuration(0)
.dimension(data)
.group(groupAll);
dataCount.render();
d3.timerFlush();
return dataCount;
}
describe('creation', () => {
beforeEach(() => {
const id = 'data-count';
const div = appendChartID(id);
div.append('span').attr('class', 'filter-count');
div.append('span').attr('class', 'total-count');
chart = buildChart(id);
});
it('should generate something', () => {
expect(chart).not.toBeNull();
});
it('treats dimension as synonym of crossfilter', () => {
expect(chart.dimension()).toEqual(chart.crossfilter());
const newVal = () => {}; // Just any value will do
chart.dimension(newVal);
expect(chart.crossfilter()).toBe(newVal);
});
it('treats group as synonym of groupAll', () => {
expect(chart.group()).toEqual(chart.groupAll());
const newVal = () => {}; // Just any value will do
chart.group(newVal);
expect(chart.groupAll()).toBe(newVal);
});
it('should be registered', () => {
expect(dc.hasChart(chart)).toBeTruthy();
});
it('should fill in the total count', () => {
expect(chart.select('span.total-count').text()).toEqual('10');
});
it('should fill in the filter count', () => {
expect(chart.select('span.filter-count').text()).toEqual('2');
});
describe('redraw', () => {
beforeEach(() => {
countryDimension.filterAll();
chart.redraw();
return chart;
});
it('should fill in the updated total count', () => {
expect(chart.select('span.total-count').text()).toEqual('10');
});
it('should fill in the updated filter count', () => {
expect(chart.select('span.filter-count').text()).toEqual('10');
});
});
afterEach(() => {
countryDimension.filterAll();
});
});
describe('creation with html attribute', () => {
beforeEach(() => {
const id = 'data-count';
const div = appendChartID(id);
div.append('span').attr('class', 'filter-count');
div.append('span').attr('class', 'total-count');
chart = buildChart(id);
chart.html({some: '%filter-count selected from %total-count',all: 'All Records Selected'});
chart.redraw();
});
it('should generate something', () => {
expect(chart).not.toBeNull();
});
it('should be registered', () => {
expect(dc.hasChart(chart)).toBeTruthy();
});
it('should fill the element replacing %filter-count and %total-count', () => {
expect(chart.root().text()).toEqual('2 selected from 10');
});
describe('when all selected', () => {
beforeEach(() => {
countryDimension.filterAll();
chart.redraw();
return chart;
});
it('should use html.all', () => {
expect(chart.root().text()).toEqual('All Records Selected');
});
});
afterEach(() => {
countryDimension.filterAll();
});
});
describe('creation with just html.some attribute', () => {
beforeEach(() => {
const id = 'data-count';
const div = appendChartID(id);
div.append('span').attr('class', 'filter-count');
div.append('span').attr('class', 'total-count');
chart = buildChart(id);
chart.html({some: '%filter-count selected from %total-count'});
chart.redraw();
});
it('should fill the element replacing %filter-count and %total-count', () => {
expect(chart.root().text()).toEqual('2 selected from 10');
});
describe('when all selected', () => {
beforeEach(() => {
countryDimension.filterAll();
chart.redraw();
return chart;
});
it('should use html.some for all', () => {
expect(chart.root().text()).toEqual('10 selected from 10');
});
});
afterEach(() => {
countryDimension.filterAll();
});
});
describe('creation with just html.all attribute', () => {
beforeEach(() => {
const id = 'data-count';
const div = appendChartID(id);
div.append('span').attr('class', 'filter-count');
div.append('span').attr('class', 'total-count');
chart = buildChart(id);
chart.html({all: 'All Records Selected'});
chart.redraw();
});
it('should fill in the total count', () => {
expect(chart.select('span.total-count').text()).toEqual('10');
});
it('should fill in the filter count', () => {
expect(chart.select('span.filter-count').text()).toEqual('2');
});
describe('when all selected', () => {
beforeEach(() => {
countryDimension.filterAll();
chart.redraw();
return chart;
});
it('should use html.all for all', () => {
expect(chart.root().text()).toEqual('All Records Selected');
});
});
afterEach(() => {
countryDimension.filterAll();
});
});
describe('creation with formatNumber attribute', () => {
beforeEach(() => {
const id = 'data-count';
const div = appendChartID(id);
div.append('span').attr('class', 'filter-count');
div.append('span').attr('class', 'total-count');
chart = buildChart(id);
chart.formatNumber(d3.format('04.1g'));
chart.redraw();
});
it('should generate something', () => {
expect(chart).not.toBeNull();
});
it('should be registered', () => {
expect(dc.hasChart(chart)).toBeTruthy();
});
it('should fill in the formatted total count', () => {
expect(chart.select('span.total-count').text()).toEqual('1e+1');
});
it('should fill in the formatted filter count', () => {
expect(chart.select('span.filter-count').text()).toEqual('0002');
});
afterEach(() => {
countryDimension.filterAll();
});
});
});