TransFlow/node_modules/js-calendar/test/test.js

323 lines
11 KiB
JavaScript

var assert = require('assert');
var jsCalendar = require('../index');
var assets = require('../assets/specs/total-weeks');
describe('jsCalendar', function(){
describe('basic functionality', function(){
function isLeapYear(year){ // double verification if is a leap year
var algorithm = ((year % 4 == 0) && (year % 100 != 0)) || (year % 400 == 0);
var javascript = new Date(year, 1, 29).getMonth() == 1;
assert.equal(algorithm, javascript); // just to be sure
return javascript;
}
var monthLengths = [31, false, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
var jsCal = new jsCalendar.Generator();
it('should do basic functionality', function(){
var january = jsCal(2019, 0);
assert.equal(january.cells.length, 56);
assert.equal(january.month, 0);
assert.equal(january.year, 2019);
assert.equal(january.daysInMonth, 31);
});
it('should read "onlyDays" parameter', function(){
var onlyDaysCal = new jsCalendar.Generator({onlyDays: true});
var defaultCal = new jsCalendar.Generator();
var alsoLabelsCal = new jsCalendar.Generator({onlyDays: false});
assert.equal(onlyDaysCal(2017, 0).cells.length, 42);
assert.equal(defaultCal(2017, 0).cells.length, 56);
assert.equal(alsoLabelsCal(2017, 0).cells.length, 56);
});
it('should set correct year that the week belongs to', function(){
['iso', 'US format'].forEach(function(standard){
var iso = standard == 'iso';
var jsCal = new jsCalendar.Generator({onlyDays: true, weekStart: iso ? 1 : 0});
var january = jsCal(2010, 0);
var december = jsCal(2010, 11);
assert.equal(january.year, 2010);
assert.equal(december.year, 2010);
assert.equal(january.cells[0].year, iso ? 2009 : 2010); // 28 dec, week 53 iso, week 1 US
assert.equal(january.cells[6].year, iso ? 2009 : 2010); // 3 jan, week 53/week 1
assert.equal(january.cells[7].year, 2010); // 4 jan, week 1
assert.equal(december.cells[34].year, iso ? 2010 : 2011); // 2 jan, week 52 iso/week 1 US
assert.equal(december.cells[35].year, 2011); // 3 jan, week 1
// #2 - should not start a month with a full week from past month,
// the first 7 days must contain at least 1 day from the current month
for (var y = 1978; y < 2079; y++){ // check dates between 1800 and 2300
for (var m = 0; m < 12; m++){
var cells = jsCal(y, m).cells;
var firstWeek = cells.slice(0, 7);
var lastDayInWeek = firstWeek.pop();
assert.equal(lastDayInWeek.date.getTime() >= new Date(y, m, 1).getTime(), true);
}
}
});
});
it('should set correct week in US standard', function(){
var jsCal_default = new jsCalendar.Generator({onlyDays: true});
var jsCal_US = new jsCalendar.Generator({onlyDays: true, weekStart: 0});
var jsCal_EU = new jsCalendar.Generator({onlyDays: true, weekStart: 1});
var weekUS = assets.i18n;
var testYears = Object.keys(assets.i18n);
// US DATES TEST
testYears.forEach(function(year){
for (var m = 0; m < 12; m++){
var month = jsCal_US(year, m);
var firstDayOfMonth = month.cells.filter(function(cell){
return cell.type == 'monthDay';
})[0];
assert.equal(firstDayOfMonth.week, weekUS[year][m]);
}
});
// isolated buggy dates:
// #1 - last week of cells is set wrong when it belongs to 2nd week of next year
var dec2015 = jsCal_US(2015, 11);
var lastWeek = dec2015.cells.slice(-7);
lastWeek.forEach(function(entry, i){
// should match the correct days in 2nd week of jan2016
assert.equal(entry.date.getDay(), i);
assert.equal(entry.week, 2);
});
});
it('should return correct month length', function(){
for (var y = 1800; y < 2300; y++){ // check dates between 1800 and 2300
for (var m = 0; m < 12; m++){
var monthInYear = jsCal(y, m);
var monthLength = monthLengths[m];
if (!monthLength) monthLength = isLeapYear(y) ? 29 : 28;
assert.equal(monthInYear.daysInMonth, monthLength);
// check last day in each month is the right one
var days = monthInYear.cells.filter(function(cell){
return cell.type == 'monthDay';
});
var lastDay = days.pop().desc;
assert.equal(monthInYear.daysInMonth, lastDay);
}
}
});
it('should return correct week numbers', function(){
for (var y = 1800; y < 2300; y++){ // check dates between 1800 and 2300
var monthInYear = jsCal(y, 0);
var weekNr = monthInYear.cells[0].week;
var dayInWeek = new Date(y, 0).getDay() || 7;
if (dayInWeek > 4) assert.equal(weekNr > 50, true);
else assert.equal(weekNr, 1);
var afterThreeWeeks = monthInYear.cells[28].week;
if (dayInWeek <= 4) assert.equal(afterThreeWeeks, 3);
}
});
it('should return calculate correct week number when changing year - january', function(){
var assetsIndex = 0;
var jsCal = new jsCalendar.Generator({onlyDays: true, weekStart: 1});
for (var y = 1971; y < 2051; y++){ // check dates between 1800 and 2300
var january = jsCal(y, 0);
// check the first and second thurdays in year
var thursday = january.cells[3];
var thursdayInYear = thursday.date.getFullYear();
if (thursdayInYear == y -1){
assert.equal(thursday.week, assets.totalWeeks[assetsIndex]);
assert.equal(january.cells[10].week, 1);
}
else if (thursdayInYear == y){
assert.equal(thursday.week, 1);
assert.equal(january.cells[10].week, 2);
}
else {
assert.equal(true, false); // this should never happen
}
assetsIndex++;
}
});
it('should return calculate correct week number when changing year - december', function(){
var assetsIndex = 0;
var jsCal = new jsCalendar.Generator({onlyDays: true, weekStart: 1});
for (var y = 1970; y < 2050; y++){ // check january dates between 1971 and 2051
var december = jsCal(y, 11);
var expected = assets.januaryWeekStart[assetsIndex];
// get only next january days
var extraDays = december.cells.filter(function(day){
return day.type == 'nextMonth';
});
assert.equal(extraDays.length > 0, true); // there is always some day there
assert.equal(extraDays[0].week, expected);
if (extraDays.length > 7) assert.equal(extraDays[7].week, expected == 1 ? 2 : 1);
assetsIndex++;
}
});
});
describe('addLabels should add classes correctly', function(){
var jsCalWithWeeks = new jsCalendar.Generator({onlyDays: true});
it('when custom fn is last', function(){
var monthInYear = jsCalWithWeeks(2016, 0, [jsCalendar.addLabels, function(dayData){
dayData.class.push('test-class');
return dayData;
}]);
assert.equal(monthInYear.cells[0].class.indexOf('test-class') != -1, true);
});
it('when custom function return class as string', function(){
var monthInYear = jsCalWithWeeks(2016, 1, [function(dayData){
dayData.class = 'test-class';
return dayData;
}, jsCalendar.addLabels]);
assert.equal(monthInYear.cells[0].class.indexOf('test-class') != -1, true);
});
it('when custom function return class as array', function(){
var monthInYear = jsCalWithWeeks(2016, 2, [function(dayData){
dayData.class = ['test-class'];
return dayData;
}, jsCalendar.addLabels]);
assert.equal(monthInYear.cells[0].class.indexOf('test-class') != -1, true);
});
});
describe('addLabels ', function(){
var jsCalWithWeeks = new jsCalendar.Generator();
it('should set the correct default month name in each day', function(){
var monthInYear = jsCalWithWeeks(2016, 2, [jsCalendar.addLabels]);
monthInYear.cells.forEach(function(day){
if (day.type == 'prevMonth') assert.equal(day.monthName, 'February');
else if (day.type == 'nextMonth') assert.equal(day.monthName, 'April');
else if (day.type == 'monthDay') assert.equal(day.monthName, 'March');
});
});
it('should set the correct default month name in month object', function(){
var monthInYear = jsCalWithWeeks(2016, 2, [jsCalendar.addLabels]);
assert.equal(monthInYear.monthName, 'March');
});
it('should merge new options', function(){
var columnNames = {
0: '_w',
1: '_segunda',
2: '_terça',
3: '_quarta',
4: '_quinta',
5: '_sexta',
6: '_sabado',
7: '_domingo'
};
var monthNames = [
"_Janeiro",
"_Fevereiro",
"_Março",
"_Abril",
"_Maio",
"_Junho",
"_Julho",
"_Agosto",
"_Setembro",
"_Outubro",
"_Novembro",
"_Dezembro"
];
var marsian = {monthNames: {marsian: monthNames}, columnNames: {marsian: columnNames}};
jsCalendar.addLabels.setLabels(marsian);
var jsCal = new jsCalendar.Generator({lang: 'marsian'});
var monthInYear = jsCal(2016, 2, [jsCalendar.addLabels]);
var month = monthInYear.cells.pop().monthName;
assert.equal(month, '_Abril');
});
it('should set correct days when using "onlyDays == true" parameter', function(){
var onlyDaysCal = new jsCalendar.Generator({onlyDays: true});
var cells = onlyDaysCal(2017, 0, [jsCalendar.addLabels]).cells;
var NumericCells = cells.map(day => {
return Number(day.desc);
}).filter(Boolean);
assert.equal(cells.length, 42);
assert.equal(NumericCells.length, 42);
});
it('should set correct monthName when single function instead of array in iterators callback', function(){
var onlyDaysCal = new jsCalendar.Generator();
var cal = onlyDaysCal(2017, 0, jsCalendar.addLabels);
assert.equal(cal.monthName, 'January');
});
it('should set export the labels to the calendar object (not only each dayObject)', function(){
var jsCal = new jsCalendar.Generator();
var cal = jsCal(2017, 0, jsCalendar.addLabels);
assert.equal('labels' in cal && !!cal.labels, true);
assert.equal(Object.keys(cal.labels).includes('monthNames'), true);
assert.equal(cal.labels.monthNames[1], 'February');
});
});
describe('should generate correct index', function(){
var jsCal = new jsCalendar.Generator();
it('should not be a monthDay in index < 8', function(){
var monthInYear = jsCal(2016, 0, [jsCalendar.addLabels]);
for (var i = 0; i < 8; i++){
assert.equal(monthInYear.cells[i].type != 'monthDay', true);
assert.equal(monthInYear.cells[i].index, i);
}
});
it('first index is 0', function(){
var monthInYear = jsCal(2016, 1, [jsCalendar.addLabels]);
assert.equal(monthInYear.cells[0].index == 0, true);
});
it('last index is 55 for full calendar', function(){
var monthInYear = jsCal(2016, 2, [jsCalendar.addLabels]);
assert.equal(monthInYear.cells.pop().index == 55, true);
});
it('last index is same as month length for only days calendar', function(){
var jsCalOnlyDays = new jsCalendar.Generator({onlyDays: true});
var monthInYear = jsCalOnlyDays(2016, 2, [jsCalendar.addLabels]);
assert.equal(monthInYear.cells.pop().index, 41);
assert.equal(monthInYear.cells.length, 41);
});
it('set the correct day type', function(){
var february = 2;
var jsCalOnlyDays = new jsCalendar.Generator({onlyDays: true});
var monthInYear = jsCalOnlyDays(2016, february, []);
var dayInFebruary = monthInYear.cells.shift();
var dayInApril = monthInYear.cells.pop();
assert.equal(dayInFebruary.type, 'prevMonth');
assert.equal(dayInApril.type, 'nextMonth');
assert.equal(dayInFebruary.date.getMonth(), february - 1);
assert.equal(dayInApril.date.getMonth(), february + 1);
});
});
});