discourse/plugins/discourse-local-dates/test/javascripts/lib/date-with-zone-helper-test.js

170 lines
3.8 KiB
JavaScript

import DateWithZoneHelper from "./date-with-zone-helper";
import { module, test } from "qunit";
const PARIS = "Europe/Paris";
const SYDNEY = "Australia/Sydney";
function buildDateHelper(params = {}) {
return new DateWithZoneHelper({
year: params.year || 2020,
day: params.day || 22,
month: params.month || 2,
hour: params.hour || 10,
minute: params.minute || 5,
timezone: params.timezone,
localTimezone: PARIS,
});
}
module("lib:date-with-zone-helper", function () {
test("#format", function (assert) {
let date = buildDateHelper({
day: 15,
month: 2,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.strictEqual(date.format(), "2020-03-15T15:36:00.000+01:00");
});
test("#unitRepetitionsBetweenDates", function (assert) {
let date;
date = buildDateHelper({
day: 15,
month: 1,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.strictEqual(
date.unitRepetitionsBetweenDates(
"1.hour",
moment.tz("2020-02-15 15:36", SYDNEY)
),
10,
"it correctly finds difference between timezones"
);
date = buildDateHelper({
day: 15,
month: 1,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.strictEqual(
date.unitRepetitionsBetweenDates(
"1.minute",
moment.tz("2020-02-15 15:36", PARIS)
),
0,
"it correctly finds no difference"
);
date = buildDateHelper({
day: 15,
month: 1,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.strictEqual(
date.unitRepetitionsBetweenDates(
"1.minute",
moment.tz("2020-02-15 15:37", PARIS)
),
1,
"it correctly finds no difference"
);
date = buildDateHelper({
day: 15,
month: 1,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.strictEqual(
date.unitRepetitionsBetweenDates(
"2.minutes",
moment.tz("2020-02-15 15:41", PARIS)
),
6,
"it correctly finds difference with a multiplicator"
);
});
test("#add", function (assert) {
let date;
let futureLocalDate;
date = buildDateHelper({
day: 19,
month: 2,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.notOk(date.isDST());
futureLocalDate = date.add(8, "months");
assert.notOk(futureLocalDate.isDST());
assert.strictEqual(
futureLocalDate.format(),
"2020-11-19T15:36:00.000+01:00",
"it correctly adds from a !isDST date to a !isDST date"
);
date = buildDateHelper({
day: 25,
month: 3,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.ok(date.isDST());
futureLocalDate = date.add(1, "year");
assert.ok(futureLocalDate.isDST());
assert.strictEqual(
futureLocalDate.format(),
"2021-04-25T15:36:00.000+02:00",
"it correctly adds from a isDST date to a isDST date"
);
date = buildDateHelper({
day: 25,
month: 2,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.notOk(date.isDST());
futureLocalDate = date.add(1, "week");
assert.ok(futureLocalDate.isDST());
assert.strictEqual(
futureLocalDate.format(),
"2020-04-01T15:36:00.000+02:00",
"it correctly adds from a !isDST date to a isDST date"
);
date = buildDateHelper({
day: 1,
month: 3,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.ok(date.isDST());
futureLocalDate = date.add(8, "months");
assert.notOk(futureLocalDate.isDST());
assert.strictEqual(
futureLocalDate.format(),
"2020-12-01T15:36:00.000+01:00",
"it correctly adds from a isDST date to a !isDST date"
);
});
});