Merge branch 'task-79-feature/create_unit_tests' into 'development'

Task 79 feature/create unit tests

See merge request !56

planner-front/src/helpers/CalendarHelpers.js

 export const getDaysInMonth = (dateNow) => {
-  const newDaysInMonth = []
-  const daysInMonthNumber = new Date(dateNow.year, dateNow.month + 1, 0).getDate()
-  for (let i = 1; i <= daysInMonthNumber; i++) {
-    const dayOfWeekNumber = new Date(dateNow.year, dateNow.month, i).getDay()
-    const getDayOfWeekString = ["ВС","ПН","ВТ","СР","ЧТ","ПТ","СБ"][dayOfWeekNumber]
-    newDaysInMonth.push({dayNumber: i, dayOfWeek: getDayOfWeekString})
+  if (dateNow.month <= 11 && dateNow.month >= 0) {
+    const newDaysInMonth = []
+    const daysInMonthNumber = new Date(dateNow.year, dateNow.month + 1, 0).getDate()
+    for (let i = 1; i <= daysInMonthNumber; i++) {
+      const dayOfWeekNumber = new Date(dateNow.year, dateNow.month, i).getDay()
+      const getDayOfWeekString = ["ВС","ПН","ВТ","СР","ЧТ","ПТ","СБ"][dayOfWeekNumber]
+      newDaysInMonth.push({dayNumber: i, dayOfWeek: getDayOfWeekString})
+    }
+    return newDaysInMonth
+  } else {
+    return null
   }
-  return newDaysInMonth
 }
 
 export const getCurrentMonthString = (dateNow) => {
-  return ["Январь","Февраль","Март","Апрель","Май","Июнь","Июль","Август","Сентябрь","Октябрь","Ноябрь", "Декабрь"][dateNow.month];
+  if (dateNow.month <= 11 && dateNow.month >= 0) {
+    return ["Январь","Февраль","Март","Апрель","Май","Июнь","Июль","Август","Сентябрь","Октябрь","Ноябрь", "Декабрь"][dateNow.month];
+  } else {
+    return null
+  }
 }
 
 export const dateToISOLikeButLocal = (date) => {
-  const offsetMs = date.getTimezoneOffset() * 60 * 1000;
-  const msLocal =  date.getTime() - offsetMs;
-  const dateLocal = new Date(msLocal);
-  const iso = dateLocal.toISOString();
-  return iso;
+  if (date instanceof Date && !isNaN(date)) {
+    const offsetMs = date.getTimezoneOffset() * 60 * 1000;
+    const msLocal =  date.getTime() - offsetMs;
+    const dateLocal = new Date(msLocal);
+    const iso = dateLocal.toISOString();
+    return iso;
+  } else {
+    return null
+  }
 }
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planner-front/src/tests/MonthCalendar.test.js

+import {getDaysInMonth, getCurrentMonthString, dateToISOLikeButLocal} from '../helpers/CalendarHelpers';
+import {getAvailableTasks, getSortedTasks} from '../components/MonthCalendarBody/CalendarRowDay/Helpers'
+
+describe('Получение дней в феврале 2022', () => {
+  test('Всего дней', () => {
+      expect(getDaysInMonth({year:2022, month:1}).length).toBe(28);
+  })
+  test('Первый день', () => {
+    expect(getDaysInMonth({year:2022, month:1})[0]).toEqual({dayNumber: 1, dayOfWeek: 'ВТ'});
+  })
+  test('Последний день', () => {
+    expect(getDaysInMonth({year:2022, month:1})[27]).toEqual({dayNumber: 28, dayOfWeek: 'ПН'});
+  })
+  test('Неккоретное значение выше нормы', () => {
+    expect(getDaysInMonth({year:2022, month:12})).toBe(null);
+  })
+  test('Неккоретное значение ниже нормы', () => {
+    expect(getDaysInMonth({year:2022, month:-1})).toBe(null);
+  })
+})
+
+describe('Получение дней в ноябре 2022', () => {
+  test('Всего дней', () => {
+      expect(getDaysInMonth({year:2022, month:10}).length).toBe(30);
+  })
+  test('Первый день', () => {
+    expect(getDaysInMonth({year:2022, month:10})[0]).toEqual({dayNumber: 1, dayOfWeek: 'ВТ'});
+  })
+  test('Последний день', () => {
+    expect(getDaysInMonth({year:2022, month:10})[29]).toEqual({dayNumber: 30, dayOfWeek: 'СР'});
+  })
+})
+
+describe('Получение месяца', () => {
+  test('Первый месяц', () => {
+      expect(getCurrentMonthString({month:0})).toBe("Январь");
+  })
+  test('Последний месяц', () => {
+    expect(getCurrentMonthString({month:11})).toBe("Декабрь");
+  })
+  test('Неккоретное значение выше нормы', () => {
+    expect(getCurrentMonthString({month:12})).toBe(null);
+  })
+  test('Неккоретное значение ниже нормы', () => {
+    expect(getCurrentMonthString({month:-1})).toBe(null);
+  })
+})
+
+describe('Получение ISO даты', () => {
+  test('Валидная дата', () => {
+      expect(dateToISOLikeButLocal(new Date(2021, 11, 28, 5, 59))).toBe("2021-12-28T05:59:00.000Z");
+  })
+  test('Не валидная дата', () => {
+    expect(dateToISOLikeButLocal(new Date(2021, 'sd', 28, 5, 59))).toBe(null);
+  })
+})
+
+describe('Получение допустимых задач для клетки', () => {
+  test('Валидные задачи', () => {
+    expect(getAvailableTasks([{infoForCell: {startYear: 2022, startMonth: 12, startDay: 12}}, {infoForCell: {startYear: 2022, startMonth: 12, startDay: 12}}], 2022, 11, 12).length).toBe(2);
+  })
+  test('Не валидные задачи', () => {
+    expect(getAvailableTasks([{infoForCell: {startYear: 2021, startMonth: 11, startDay: 12}}, {infoForCell: {startYear: 2022, startMonth: 12, startDay: 14}}], 2022, 11, 12).length).toBe(0);
+  })
+  test('Не все прошедшие проверку задачи', () => {
+    expect(getAvailableTasks([{infoForCell: {startYear: 2021, startMonth: 11, startDay: 12}}, {infoForCell: {startYear: 2022, startMonth: 12, startDay: 12}}], 2022, 11, 12).length).toBe(1);
+  })
+})
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