discourse/plugins/discourse-local-dates/test/javascripts/lib/date-with-zone-helper-test.js.es6
Robin Ward 71d37953d5 REFACTOR: Import QUnit and related helpers rather than globals
We used many global functions to handle tests when they should be
imported like other libraries in our application. This also gets us
closer to the way Ember CLI prefers our tests to be laid out.
2020-10-07 11:50:49 -04:00

169 lines
3.4 KiB
JavaScript

import DateWithZoneHelper from "./date-with-zone-helper";
const PARIS = "Europe/Paris";
const SYDNEY = "Australia/Sydney";
module("lib:date-with-zone-helper");
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,
});
}
test("#format", (assert) => {
let date = buildDateHelper({
day: 15,
month: 2,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.equal(date.format(), "2020-03-15T15:36:00.000+01:00");
});
test("#repetitionsBetweenDates", (assert) => {
let date;
date = buildDateHelper({
day: 15,
month: 1,
hour: 15,
minute: 36,
timezone: PARIS,
});
assert.equal(
date.repetitionsBetweenDates(
"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.equal(
date.repetitionsBetweenDates(
"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.equal(
date.repetitionsBetweenDates(
"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.equal(
date.repetitionsBetweenDates(
"2.minute",
moment.tz("2020-02-15 15:41", PARIS)
),
2.5,
"it correctly finds difference with a multiplicator"
);
});
test("#add", (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.equal(
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.equal(
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.equal(
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.equal(
futureLocalDate.format(),
"2020-12-01T15:36:00.000+01:00",
"it correctly adds from a isDST date to a !isDST date"
);
});