frontend/test/common/datetime/shift_date_range.test.ts

69 lines
2.1 KiB
TypeScript

import { describe, it, expect } from "vitest";
import { shiftDateRange } from "../../../src/common/datetime/calc_date";
import {
NumberFormat,
TimeFormat,
FirstWeekday,
DateFormat,
TimeZone,
} from "../../../src/data/translation";
const mockConfig = {
time_zone: "America/New_York",
};
describe("shiftDateRange", () => {
const locale = {
language: "en",
number_format: NumberFormat.language,
time_format: TimeFormat.language,
date_format: DateFormat.language,
time_zone: TimeZone.local,
first_weekday: FirstWeekday.language,
};
it("shifts date range forward month", () => {
const startDate = new Date(2024, 0, 1);
const endDate = new Date(2024, 0, 31);
const result = shiftDateRange(startDate, endDate, true, locale, mockConfig);
expect(result.start).toEqual(new Date(2024, 1, 1));
expect(result.end).toEqual(new Date(2024, 1, 29, 23, 59, 59, 999));
});
it("shifts date range backward month", () => {
const startDate = new Date(2025, 0, 1);
const endDate = new Date(2025, 0, 31);
const result = shiftDateRange(
startDate,
endDate,
false,
locale,
mockConfig
);
expect(result.start).toEqual(new Date(2024, 11, 1));
expect(result.end).toEqual(new Date(2024, 11, 31, 23, 59, 59, 999));
});
it("shifts date range forward day", () => {
const startDate = new Date(2025, 0, 1);
const endDate = new Date(new Date(2025, 0, 1, 23, 59, 59, 999));
const result = shiftDateRange(startDate, endDate, true, locale, mockConfig);
expect(result.start).toEqual(new Date(2025, 0, 2));
expect(result.end).toEqual(new Date(2025, 0, 2, 23, 59, 59, 999));
});
it("shifts date range backward day", () => {
const startDate = new Date(2025, 0, 2);
const endDate = new Date(new Date(2025, 0, 2, 23, 59, 59, 999));
const result = shiftDateRange(
startDate,
endDate,
false,
locale,
mockConfig
);
expect(result.start).toEqual(new Date(2025, 0, 1));
expect(result.end).toEqual(new Date(2025, 0, 1, 23, 59, 59, 999));
});
});