From 9dbff2d533ba3486a49b12453a4953ebf3c1a864 Mon Sep 17 00:00:00 2001
From: Artem Makushov <waterim3009@gmail.com>
Date: Wed, 23 Aug 2023 16:16:06 +0200
Subject: [PATCH] change from Etc/UTC to UTC

---
 src/libs/DateUtils.js       |  2 +-
 tests/unit/DateUtilsTest.js | 10 +++++-----
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/src/libs/DateUtils.js b/src/libs/DateUtils.js
index 0767bc44c002..b33a1b1b2a73 100644
--- a/src/libs/DateUtils.js
+++ b/src/libs/DateUtils.js
@@ -273,7 +273,7 @@ function getDBTime(timestamp = '') {
  * @returns {String}
  */
 function subtractMillisecondsFromDateTime(dateTime, milliseconds) {
-    const date = zonedTimeToUtc(dateTime, 'Etc/UTC');
+    const date = zonedTimeToUtc(dateTime, 'UTC');
     const newTimestamp = subMilliseconds(date, milliseconds).valueOf();
     return getDBTime(newTimestamp);
 }
diff --git a/tests/unit/DateUtilsTest.js b/tests/unit/DateUtilsTest.js
index 305ffdb8f487..d17c1c052929 100644
--- a/tests/unit/DateUtilsTest.js
+++ b/tests/unit/DateUtilsTest.js
@@ -14,7 +14,7 @@ describe('DateUtils', () => {
             keys: ONYXKEYS,
             initialKeyStates: {
                 [ONYXKEYS.SESSION]: {accountID: 999},
-                [ONYXKEYS.PERSONAL_DETAILS_LIST]: {999: {timezone: {selected: 'Etc/UTC'}}},
+                [ONYXKEYS.PERSONAL_DETAILS_LIST]: {999: {timezone: {selected: 'UTC'}}},
             },
         });
         return waitForPromisesToResolve();
@@ -73,7 +73,7 @@ describe('DateUtils', () => {
         Intl.DateTimeFormat = jest.fn(() => ({
             resolvedOptions: () => ({timeZone: 'America/Chicago'}),
         }));
-        Onyx.set(ONYXKEYS.PERSONAL_DETAILS_LIST, {999: {timezone: {selected: 'Etc/UTC', automatic: true}}}).then(() => {
+        Onyx.set(ONYXKEYS.PERSONAL_DETAILS_LIST, {999: {timezone: {selected: 'UTC', automatic: true}}}).then(() => {
             const result = DateUtils.getCurrentTimezone();
             expect(result).toEqual({
                 selected: 'America/Chicago',
@@ -84,12 +84,12 @@ describe('DateUtils', () => {
 
     it('should not update timezone if automatic and selected timezone match', () => {
         Intl.DateTimeFormat = jest.fn(() => ({
-            resolvedOptions: () => ({timeZone: 'Etc/UTC'}),
+            resolvedOptions: () => ({timeZone: 'UTC'}),
         }));
-        Onyx.set(ONYXKEYS.PERSONAL_DETAILS_LIST, {999: {timezone: {selected: 'Etc/UTC', automatic: true}}}).then(() => {
+        Onyx.set(ONYXKEYS.PERSONAL_DETAILS_LIST, {999: {timezone: {selected: 'UTC', automatic: true}}}).then(() => {
             const result = DateUtils.getCurrentTimezone();
             expect(result).toEqual({
-                selected: 'Etc/UTC',
+                selected: 'UTC',
                 automatic: true,
             });
         });