REFACTOR: local dates to improve reliability with DST and recurrence (#9379)

This commit improves testing and separates local-date generation from dates with zone manipulations.
This commit is contained in:
Joffrey JAFFEUX
2020-04-08 08:53:21 +02:00
committed by GitHub
parent b824898f61
commit 25f95af418
8 changed files with 994 additions and 824 deletions

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@ -1,463 +0,0 @@
import { acceptance } from "helpers/qunit-helpers";
const sandbox = sinon.createSandbox();
acceptance("Local Dates", {
loggedIn: true,
settings: {
discourse_local_dates_enabled: true,
discourse_local_dates_default_timezones: "Europe/Paris|America/Los_Angeles"
},
beforeEach() {
freezeDateAndZone();
},
afterEach() {
sandbox.restore();
moment.tz.setDefault();
}
});
const DEFAULT_DATE = "2018-06-20";
const DEFAULT_ZONE = "Europe/Paris";
const DEFAULT_ZONE_FORMATED = DEFAULT_ZONE.split("/")[1];
function advance(count, unit = "days") {
return moment(DEFAULT_DATE)
.add(count, unit)
.format("YYYY-MM-DD");
}
function rewind(count, unit = "days") {
return moment(DEFAULT_DATE)
.subtract(count, unit)
.format("YYYY-MM-DD");
}
function freezeDateAndZone(date, zone, cb) {
date = date || DEFAULT_DATE;
zone = zone || DEFAULT_ZONE;
sandbox.restore();
sandbox.stub(moment.tz, "guess");
moment.tz.guess.returns(zone);
moment.tz.setDefault(zone);
const now = moment(date).valueOf();
sandbox.useFakeTimers(now);
if (cb) {
cb();
moment.tz.guess.returns(DEFAULT_ZONE);
moment.tz.setDefault(DEFAULT_ZONE);
sandbox.useFakeTimers(moment(DEFAULT_DATE).valueOf());
}
}
function generateHTML(options = {}) {
let output = `<span class="discourse-local-date past cooked-date"`;
output += ` data-date="${options.date || DEFAULT_DATE}"`;
if (options.format) output += ` data-format="${options.format}"`;
if (options.timezones) output += ` data-timezones="${options.timezones}"`;
if (options.time) output += ` data-time="${options.time}"`;
output += ` data-timezone="${options.timezone || DEFAULT_ZONE}"`;
if (options.calendar) output += ` data-calendar="${options.calendar}"`;
if (options.recurring) output += ` data-recurring="${options.recurring}"`;
if (options.displayedTimezone)
output += ` data-displayed-timezone="${options.displayedTimezone}"`;
return (output += "></span>");
}
test("default format - time specified", assert => {
const html = generateHTML({ date: advance(3), time: "02:00" });
const transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"June 23, 2018 2:00 AM",
"it uses moment LLL format"
);
});
test("default format - no time specified", assert => {
let html = generateHTML({ date: advance(3) });
let transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"June 23, 2018",
"it uses moment LL format as default if not time is specified"
);
freezeDateAndZone(advance(1), "Pacific/Auckland", () => {
html = generateHTML({ date: advance(3) });
transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
`June 23, 2018 (${DEFAULT_ZONE_FORMATED})`,
"it appends creator timezone if watching user timezone is different"
);
});
freezeDateAndZone(advance(1), "Europe/Vienna", () => {
html = generateHTML({ date: advance(3) });
transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"June 23, 2018",
"it doesn’t append timezone if different but with the same utc offset"
);
});
});
test("today", assert => {
const html = generateHTML({ time: "16:00" });
const transformed = $(html).applyLocalDates();
assert.equal(transformed.text().trim(), "Today 4:00 PM", "it display Today");
});
test("today - no time", assert => {
const html = generateHTML();
const transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"Today",
"it display Today without time"
);
});
test("yesterday", assert => {
const html = generateHTML({ date: rewind(1), time: "16:00" });
const transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"Yesterday 4:00 PM",
"it displays yesterday"
);
});
test("yesterday - no time", assert => {
const html = generateHTML({ date: rewind(1) });
const transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"Yesterday",
"it displays yesterday without time"
);
});
test("tomorrow", assert => {
const html = generateHTML({ date: advance(1), time: "16:00" });
const transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"Tomorrow 4:00 PM",
"it displays tomorrow"
);
});
test("tomorrow - no time", assert => {
const html = generateHTML({ date: advance(1) });
const transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"Tomorrow",
"it displays tomorrow without time"
);
});
test("today - no time with different zones", assert => {
const html = generateHTML();
let transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"Today",
"it displays today without time"
);
freezeDateAndZone(rewind(12, "hours"), "Pacific/Auckland", () => {
transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
`June 20, 2018 (${DEFAULT_ZONE_FORMATED})`,
"it displays the date without calendar and creator timezone"
);
});
});
test("calendar off", assert => {
const html = generateHTML({ calendar: "off", time: "16:00" });
const transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"June 20, 2018 4:00 PM",
"it displays the date without Today"
);
});
test("recurring", assert => {
const html = generateHTML({ recurring: "1.week", time: "16:00" });
let transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"Today 4:00 PM",
"it displays the next occurrence"
);
freezeDateAndZone(advance(1), null, () => {
transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"June 27, 2018 4:00 PM",
"it displays the next occurrence"
);
});
});
test("format", assert => {
const html = generateHTML({
date: advance(3),
format: "YYYY | MM - DD"
});
const transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"2018 | 06 - 23",
"it uses the given format"
);
});
test("displayedTimezone", assert => {
let html = generateHTML({
date: advance(3),
displayedTimezone: "America/Chicago",
time: "16:00"
});
let transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"June 23, 2018 9:00 AM (Chicago)",
"it displays timezone when different from watching user"
);
html = generateHTML({
date: advance(3),
displayedTimezone: DEFAULT_ZONE,
time: "16:00"
});
transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"June 23, 2018 4:00 PM",
"it doesn’t display timezone when same from watching user"
);
html = generateHTML({ displayedTimezone: "Etc/UTC" });
transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"June 19, 2018 (UTC)",
"it displays timezone and drops calendar mode when timezone is different from watching user"
);
html = generateHTML({ displayedTimezone: DEFAULT_ZONE });
transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"Today",
"it doesn’t display timezone and doesn’t drop calendar mode when timezone is same from watching user"
);
html = generateHTML({
timezone: "America/Chicago"
});
transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"June 20, 2018 (Chicago)",
"it uses timezone when displayedTimezone is not set"
);
html = generateHTML();
transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"Today",
"it uses user’s timezone when displayedTimezone and timezone are not set"
);
html = generateHTML({
timezone: "America/Chicago",
displayedTimezone: "Pacific/Auckland"
});
transformed = $(html).applyLocalDates();
assert.equal(
transformed.text().trim(),
"June 20, 2018 (Auckland)",
"it uses displayedTimezone over timezone"
);
});
test("tooltip", assert => {
let html = generateHTML({ timezone: "America/Chicago" });
let transformed = $(html).applyLocalDates();
let htmlToolip = transformed.attr("data-html-tooltip");
let currentUserPreview = $(htmlToolip).find(".preview.current");
let timezone = currentUserPreview.find(".timezone").text();
let dateTime = currentUserPreview.find(".date-time").text();
assert.equal(
timezone,
DEFAULT_ZONE_FORMATED,
"it adds watching user timezone as preview"
);
assert.equal(
dateTime,
"June 20, 2018 7:00 AM → June 21, 2018 7:00 AM",
"it creates a range adjusted to watching user timezone"
);
freezeDateAndZone(DEFAULT_DATE, "Pacific/Auckland", () => {
html = generateHTML({ timezone: "Pacific/Auckland" });
transformed = $(html).applyLocalDates();
htmlToolip = transformed.attr("data-html-tooltip");
currentUserPreview = $(htmlToolip).find(".preview.current");
assert.ok(
exists(currentUserPreview),
"it creates an entry if watching user has the same timezone than creator"
);
});
html = generateHTML({
timezones: "Etc/UTC",
timezone: "America/Chicago",
time: "14:00:00"
});
transformed = $(html).applyLocalDates();
htmlToolip = transformed.attr("data-html-tooltip");
assert.ok(
exists($(htmlToolip).find(".preview.current")),
"doesn’t create current timezone when displayed timezone equals watching user timezone"
);
let $firstPreview = $(htmlToolip).find(".preview:nth-child(2)");
dateTime = $firstPreview.find(".date-time").text();
timezone = $firstPreview.find(".timezone").text();
assert.equal(
dateTime,
"June 20, 2018 2:00 PM",
"it doesn’t create range if time has been set"
);
assert.equal(timezone, "Chicago", "it adds the timezone of the creator");
let $secondPreview = $(htmlToolip).find(".preview:nth-child(3)");
dateTime = $secondPreview.find(".date-time").text();
timezone = $secondPreview.find(".timezone").text();
assert.equal(timezone, "UTC", "Etc/UTC is rewritten to UTC");
freezeDateAndZone(moment("2018-11-26 21:00:00"), "Europe/Vienna", () => {
html = generateHTML({
date: "2018-11-22",
timezone: "America/Chicago",
time: "14:00"
});
transformed = $(html).applyLocalDates();
htmlToolip = transformed.attr("data-html-tooltip");
$firstPreview = $(htmlToolip).find(".preview:nth-child(2)");
assert.equal(
$firstPreview.find(".timezone").text(),
"Chicago",
"it adds the creator timezone to the previews"
);
assert.equal(
$firstPreview.find(".date-time").text(),
"November 22, 2018 2:00 PM",
"it adds the creator timezone to the previews"
);
});
freezeDateAndZone(DEFAULT_DATE, "Europe/Vienna", () => {
html = generateHTML({
date: "2018-11-22",
timezone: "America/Chicago",
timezones: "Europe/Paris"
});
transformed = $(html).applyLocalDates();
htmlToolip = transformed.attr("data-html-tooltip");
$firstPreview = $(htmlToolip)
.find(".preview")
.first();
assert.equal(
$firstPreview.find(".timezone").text(),
"Vienna",
"it rewrites timezone with same offset and different name than watching user"
);
});
});
test("test utils", assert => {
assert.equal(
moment().format("LLLL"),
moment(DEFAULT_DATE).format("LLLL"),
"it has defaults"
);
assert.equal(moment.tz.guess(), DEFAULT_ZONE, "it has defaults");
freezeDateAndZone(advance(1), DEFAULT_ZONE, () => {
assert.equal(
moment().format("LLLL"),
moment(DEFAULT_DATE)
.add(1, "days")
.format("LLLL"),
"it applies new time"
);
assert.equal(moment.tz.guess(), DEFAULT_ZONE);
});
assert.equal(
moment().format("LLLL"),
moment(DEFAULT_DATE).format("LLLL"),
"it restores time"
);
freezeDateAndZone(advance(1), "Pacific/Auckland", () => {
assert.equal(
moment().format("LLLL"),
moment(DEFAULT_DATE)
.add(1, "days")
.format("LLLL")
);
assert.equal(moment.tz.guess(), "Pacific/Auckland", "it applies new zone");
});
assert.equal(moment.tz.guess(), DEFAULT_ZONE, "it restores zone");
});

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import DateWithZoneHelper from "./date-with-zone-helper";
const PARIS = "Europe/Paris";
const SYDNEY = "Australia/Sydney";
QUnit.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
});
}
QUnit.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");
});
QUnit.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"
);
});
QUnit.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"
);
});

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import LocalDateBuilder from "./local-date-builder";
const UTC = "Etc/UTC";
const SYDNEY = "Australia/Sydney";
const LOS_ANGELES = "America/Los_Angeles";
const PARIS = "Europe/Paris";
const LAGOS = "Africa/Lagos";
const LONDON = "Europe/London";
QUnit.module("lib:local-date-builder");
const sandbox = sinon.createSandbox();
function freezeTime({ date, timezone }, cb) {
date = date || "2020-01-22 10:34";
const newTimezone = timezone || PARIS;
const previousZone = moment.tz.guess();
const now = moment.tz(date, newTimezone).valueOf();
sandbox.useFakeTimers(now);
sandbox.stub(moment.tz, "guess");
moment.tz.guess.returns(newTimezone);
moment.tz.setDefault(newTimezone);
cb();
moment.tz.guess.returns(previousZone);
moment.tz.setDefault(previousZone);
sandbox.restore();
}
QUnit.assert.buildsCorrectDate = function(options, expected, message) {
const localTimezone = options.localTimezone || PARIS;
delete options.localTimezone;
const localDateBuilder = new LocalDateBuilder(
Object.assign(
{},
{
date: "2020-03-22"
},
options
),
localTimezone
);
if (expected.formated) {
this.test.assert.equal(
localDateBuilder.build().formated,
expected.formated,
message || "it formates the date correctly"
);
}
if (expected.previews) {
this.test.assert.deepEqual(
localDateBuilder.build().previews,
expected.previews,
message || "it formates the previews correctly"
);
}
};
QUnit.test("date", assert => {
freezeTime({ date: "2020-03-11" }, () => {
assert.buildsCorrectDate(
{ date: "2020-03-22", timezone: PARIS },
{ formated: "March 22, 2020" },
"it displays the date without time"
);
assert.buildsCorrectDate(
{ date: "2020-04-11", time: "11:00" },
{ formated: "April 11, 2020 1:00 PM" },
"it displays the date with time"
);
});
});
QUnit.test("option[format]", assert => {
freezeTime({ date: "2020-03-11" }, () => {
assert.buildsCorrectDate(
{ format: "YYYY" },
{ formated: "2020" },
"it uses custom format"
);
});
});
QUnit.test("option[displayedTimezone]", assert => {
freezeTime({}, () => {
assert.buildsCorrectDate(
{ displayedTimezone: SYDNEY },
{ formated: "March 22, 2020 (Sydney)" },
"it displays the timezone if the timezone is different from the date"
);
});
freezeTime({}, () => {
assert.buildsCorrectDate(
{ displayedTimezone: PARIS, timezone: PARIS },
{ formated: "March 22, 2020" },
"it doesn't display the timezone if the timezone is the same than the date"
);
});
freezeTime({}, () => {
assert.buildsCorrectDate(
{ timezone: UTC, displayedTimezone: UTC },
{ formated: "March 22, 2020 (UTC)" },
"it replaces `Etc/`"
);
});
freezeTime({}, () => {
assert.buildsCorrectDate(
{ timezone: LOS_ANGELES, displayedTimezone: LOS_ANGELES },
{ formated: "March 22, 2020 (Los Angeles)" },
"it removes prefix and replaces `_`"
);
});
});
QUnit.test("option[timezone]", assert => {
freezeTime({}, () => {
assert.buildsCorrectDate(
{ timezone: SYDNEY, displayedTimezone: PARIS },
{ formated: "March 21, 2020" },
"it correctly parses a date with the given timezone context"
);
});
});
QUnit.test("option[recurring]", assert => {
freezeTime({ date: "2020-04-06 06:00", timezone: LAGOS }, () => {
assert.buildsCorrectDate(
{
date: "2019-11-25",
time: "11:00",
timezone: PARIS,
displayedTimezone: LAGOS,
recurring: "1.weeks"
},
{
formated: "April 6, 2020 10:00 AM (Lagos)"
},
"it correctly formats a recurring date starting from a !isDST timezone to a isDST timezone date when displayed to a user using a timezone with no DST"
);
});
freezeTime({ date: "2020-04-06 01:00", timezone: SYDNEY }, () => {
assert.buildsCorrectDate(
{
date: "2020-03-09",
time: "02:00",
timezone: UTC,
recurring: "1.weeks",
calendar: false,
displayedTimezone: SYDNEY
},
{
formated: "April 6, 2020 12:00 PM (Sydney)"
},
"it correctly formats a recurring date spanning over weeks"
);
});
freezeTime({ date: "2020-04-07 22:00" }, () => {
assert.buildsCorrectDate(
{
date: "2019-11-25",
time: "11:00",
recurring: "1.weeks",
timezone: PARIS
},
{
formated: "April 13, 2020 11:00 AM"
},
"it correctly adds from a !isDST date to a isDST date"
);
});
freezeTime({ date: "2020-04-06 10:59" }, () => {
assert.buildsCorrectDate(
{
date: "2020-03-30",
time: "11:00",
recurring: "1.weeks",
timezone: PARIS
},
{
formated: "Today 11:00 AM"
},
"it works to the minute"
);
});
freezeTime({ date: "2020-04-06 11:01" }, () => {
assert.buildsCorrectDate(
{
date: "2020-03-30",
time: "11:00",
recurring: "1.weeks",
timezone: PARIS
},
{
formated: "April 13, 2020 11:00 AM"
},
"it works to the minute"
);
});
});
QUnit.test("option[countown]", assert => {
freezeTime({ date: "2020-03-21 23:59" }, () => {
assert.buildsCorrectDate(
{
countdown: true,
timezone: PARIS
},
{ formated: "a minute" },
"it shows the time remaining"
);
});
freezeTime({ date: "2020-03-22 00:01" }, () => {
assert.buildsCorrectDate(
{
countdown: true,
timezone: PARIS
},
{
formated: I18n.t(
"discourse_local_dates.relative_dates.countdown.passed"
)
},
"it shows the date has passed"
);
});
});
QUnit.test("option[calendar]", assert => {
freezeTime({ date: "2020-03-23 23:00" }, () => {
assert.buildsCorrectDate(
{ date: "2020-03-22", time: "23:59", timezone: PARIS },
{ formated: "Yesterday 11:59 PM" },
"it drops calendar mode when event date is more than one day before current date"
);
});
freezeTime({ date: "2020-03-20 23:59" }, () =>
assert.buildsCorrectDate(
{ date: "2020-03-21", time: "00:00", timezone: PARIS },
{ formated: "Tomorrow 12:00 AM" }
)
);
freezeTime({ date: "2020-03-20 23:59" }, () => {
assert.buildsCorrectDate(
{ date: "2020-03-21", time: "23:59", timezone: PARIS },
{ formated: "Tomorrow 11:59 PM" }
);
});
freezeTime({ date: "2020-03-21 00:00" }, () =>
assert.buildsCorrectDate(
{ date: "2020-03-21", time: "23:00", timezone: PARIS },
{ formated: "Today 11:00 PM" }
)
);
freezeTime({ date: "2020-03-22 23:59" }, () =>
assert.buildsCorrectDate(
{ date: "2020-03-21", time: "23:59", timezone: PARIS },
{ formated: "Yesterday 11:59 PM" }
)
);
freezeTime({ date: "2020-03-22 23:59" }, () =>
assert.buildsCorrectDate(
{ date: "2020-03-21", time: "23:59", timezone: PARIS },
{ formated: "Yesterday 11:59 PM" }
)
);
freezeTime({ date: "2020-03-22 23:59" }, () =>
assert.buildsCorrectDate(
{ calendar: false, date: "2020-03-21", time: "23:59", timezone: PARIS },
{ formated: "March 21, 2020 11:59 PM" },
"it doesn't use calendar when disabled"
)
);
freezeTime({ date: "2020-03-24 01:00" }, () =>
assert.buildsCorrectDate(
{ date: "2020-03-21", timezone: PARIS },
{ formated: "March 21, 2020" },
"it stops formating out of calendar range"
)
);
});
QUnit.test("previews", assert => {
freezeTime({ date: "2020-03-22" }, () => {
assert.buildsCorrectDate(
{ timezone: PARIS },
{
previews: [
{
current: true,
formated: "March 22, 2020 → March 23, 2020",
timezone: "Europe/Paris"
}
]
}
);
});
freezeTime({ date: "2020-03-22", timezone: PARIS }, () => {
assert.buildsCorrectDate(
{ timezone: PARIS, timezones: [SYDNEY] },
{
previews: [
{
current: true,
formated: "March 22, 2020 → March 23, 2020",
timezone: "Europe/Paris"
},
{
formated: "March 23, 2020 → March 23, 2020",
timezone: "Australia/Sydney"
}
]
}
);
});
freezeTime({ date: "2020-03-22", timezone: PARIS }, () => {
assert.buildsCorrectDate(
{ timezone: PARIS, displayedTimezone: LOS_ANGELES },
{
previews: [
{
current: true,
formated: "March 22, 2020 → March 23, 2020",
timezone: "Europe/Paris"
}
]
}
);
});
freezeTime({ date: "2020-03-22", timezone: PARIS }, () => {
assert.buildsCorrectDate(
{ timezone: PARIS, isplayedTimezone: PARIS },
{
previews: [
{
current: true,
formated: "March 22, 2020 → March 23, 2020",
timezone: "Europe/Paris"
}
]
}
);
});
freezeTime({ date: "2020-03-22", timezone: PARIS }, () => {
assert.buildsCorrectDate(
{ timezone: PARIS, timezones: [PARIS] },
{
previews: [
{
current: true,
formated: "March 22, 2020 → March 23, 2020",
timezone: "Europe/Paris"
}
]
}
);
});
freezeTime({ date: "2020-03-22", timezone: PARIS }, () => {
assert.buildsCorrectDate(
{ time: "11:34", timezone: PARIS, timezones: [PARIS] },
{
previews: [
{
current: true,
formated: "March 22, 2020 11:34 AM",
timezone: "Europe/Paris"
}
]
}
);
});
freezeTime({ date: "2020-04-06", timezone: PARIS }, () => {
assert.buildsCorrectDate(
{ timezone: PARIS, date: "2020-04-07", timezones: [LONDON, LAGOS] },
{
previews: [
{
current: true,
formated: "April 7, 2020 → April 8, 2020",
timezone: "Europe/Paris"
},
{
formated: "April 7, 2020 → April 7, 2020",
timezone: "Europe/London"
},
{
formated: "April 7, 2020 → April 7, 2020",
timezone: "Africa/Lagos"
}
]
}
);
});
});