feat: Add a possibility to set device timezone

lib/commands/device/common.js

@@ -10,6 +10,7 @@ import {
   validatePackageActivityNames,
   pushSettingsApp,
 } from './utils';
+import {adjustTimeZone} from '../time';
 
 /**
  * @this {AndroidDriver}
@@ -194,6 +195,7 @@ export async function initDevice() {
     skipLogcatCapture,
     logcatFormat,
     logcatFilterSpecs,
+    timeZone,
   } = this.opts;
 
   if (skipDeviceInitialization) {
@@ -222,10 +224,9 @@ export async function initDevice() {
   }
 
   /** @type {Promise[]} */
-  const promises = [];
-
+  const setupPromises = [];
   if (!this.isEmulator()) {
-    promises.push((async () => {
+    setupPromises.push((async () => {
       if (mockLocationApp || _.isUndefined(mockLocationApp)) {
         await setMockLocationApp.bind(this)(mockLocationApp || SETTINGS_HELPER_ID);
       } else {
@@ -234,34 +235,37 @@ export async function initDevice() {
     })());
   }
   if (language && locale) {
-    promises.push(this.ensureDeviceLocale(language, locale, localeScript));
+    setupPromises.push(this.ensureDeviceLocale(language, locale, localeScript));
   }
   if (skipLogcatCapture) {
     this.log.info(`'skipLogcatCapture' is set. Skipping starting logcat capture.`);
   } else {
-    promises.push(this.adb.startLogcat({
+    setupPromises.push(this.adb.startLogcat({
       format: logcatFormat,
       filterSpecs: logcatFilterSpecs,
     }));
   }
-  promises.push((async () => {
+  setupPromises.push((async () => {
     if (hideKeyboard) {
       await hideKeyboardCompletely.bind(this)();
     } else if (hideKeyboard === false) {
       await this.adb.shell(['ime', 'reset']);
     }
   })());
   if (unicodeKeyboard) {
-    promises.push((async () => {
+    setupPromises.push((async () => {
       this.log.warn(
         `The 'unicodeKeyboard' capability has been deprecated and will be removed. ` +
           `Set the 'hideKeyboard' capability to 'true' in order to make the on-screen keyboard invisible.`,
       );
       await initUnicodeKeyboard.bind(this)();
     })());
   }
+  if (timeZone) {
+    setupPromises.push(adjustTimeZone.bind(this)(timeZone));
+  }
 
-  await B.all(promises);
+  await B.all(setupPromises);
 }
 
 /**

lib/commands/time.js

@@ -1,9 +1,9 @@
-import moment from 'moment';
+import moment from 'moment-timezone';
 
 const MOMENT_FORMAT_ISO8601 = 'YYYY-MM-DDTHH:mm:ssZ';
 
 /**
- * @this {import('../driver').AndroidDriver}
+ * @this {AndroidDriver}
  * @param {string} [format=MOMENT_FORMAT_ISO8601]
  * @returns {Promise<string>}
  */
@@ -23,14 +23,36 @@ export async function getDeviceTime(format = MOMENT_FORMAT_ISO8601) {
 }
 
 /**
- * @this {import('../driver').AndroidDriver}
+ * @this {AndroidDriver}
  * @param {import('./types').DeviceTimeOpts} [opts={}]
  * @returns {Promise<string>}
  */
 export async function mobileGetDeviceTime(opts = {}) {
   return await this.getDeviceTime(opts.format);
 }
 
+/**
+ * @this {AndroidDriver}
+ * @param {string} zoneName
+ * @returns {Promise<void>}
+ */
+export async function adjustTimeZone(zoneName) {
+  if (!moment.tz.names().includes(zoneName)) {
+    throw new Error(
+      `The provided time zone identifier '${zoneName}' is not known. ` +
+      `Please choose a valid TZ identifier from https://en.wikipedia.org/wiki/List_of_tz_database_time_zones`
+    );
+  }
+  this.log.info(`Setting the device time zone to '${zoneName}'`);
+  // The magic number '3' depends on the actual ordering of methods in
+  // the IAlarmManager interface and might be a subject of change between
+  // different Android API versions.
+  // See, for example,
+  // https://cs.android.com/android/platform/superproject/+/master:frameworks/base/apex/jobscheduler/framework/java/android/app/IAlarmManager.aidl;l=1?q=IAlarmManager
+  await this.adb.shell(['service', 'call', 'alarm', '3', 's16', zoneName]);
+}
+
 /**
  * @typedef {import('appium-adb').ADB} ADB
+ * @typedef {import('../driver').AndroidDriver} AndroidDriver
  */

lib/constraints.ts

@@ -263,6 +263,9 @@ export const ANDROID_DRIVER_CONSTRAINTS = {
   appWaitForLaunch: {
     isBoolean: true,
   },
+  timeZone: {
+    isString: true,
+  },
 } as const satisfies Constraints;
 
 export default ANDROID_DRIVER_CONSTRAINTS;

package.json

@@ -87,8 +87,8 @@
     "@types/source-map-support": "^0.5.6",
     "@types/teen_process": "^2.0.0",
     "@types/ws": "^8.5.4",
-    "@typescript-eslint/eslint-plugin": "^6.9.0",
-    "@typescript-eslint/parser": "^6.9.0",
+    "@typescript-eslint/eslint-plugin": "^7.0.0",
+    "@typescript-eslint/parser": "^7.0.0",
     "@xmldom/xmldom": "^0.x",
     "android-apidemos": "^4.1.0",
     "appium": "^2.0.0-rc.5",
@@ -111,7 +111,7 @@
     "xpath": "^0.x"
   },
   "peerDependencies": {
-    "appium": "^2.0.0-beta.40"
+    "appium": "^2.0.0"
   },
   "engines": {
     "node": ">=14",