fix: Update Simulator preferences configuration (#347)

lib/simulator-xcode-6.js

@@ -756,7 +756,7 @@ class SimulatorXcode6 extends EventEmitter {
    * @param {boolean} authorized - Whether or not to authorize.
    */
   async updateLocationSettings (bundleId, authorized) {
-    return await settings.updateLocationSettings(this, bundleId, authorized);
+    await this.setPermission(bundleId, 'location', authorized ? 'always' : 'never');
   }
 
   /**

lib/simulator-xcode-9.js

@@ -5,12 +5,13 @@ import { fs, timing, util } from '@appium/support';
 import AsyncLock from 'async-lock';
 import log from './logger';
 import { waitForCondition } from 'asyncbox';
-import { toBiometricDomainComponent, getDeveloperRoot } from './utils.js';
+import { toBiometricDomainComponent, getDeveloperRoot, MOBILE_SAFARI_BUNDLE_ID } from './utils.js';
 import { NSUserDefaults, generateDefaultsCommandArgs } from './defaults-utils';
 import B from 'bluebird';
 import { EventEmitter } from 'events';
 import { getPath as getXcodePath } from 'appium-xcode';
 import { exec } from 'teen_process';
+import { PLIST_IDENTIFIER } from './settings';
 
 const SIMULATOR_SHUTDOWN_TIMEOUT = 15 * 1000;
 const startupLock = new AsyncLock();
@@ -587,6 +588,85 @@ class SimulatorXcode9 extends SimulatorXcode8 {
     return true;
   }
 
+  /**
+   * Since Xcode 9 Simulator Safari has been moved to a container, and its settings
+   * are not being exposed globally anymore.
+   *
+   * @override
+   */
+  async updateSafariGlobalSettings (updates) {
+    await this.updateSafariSettings(updates);
+  }
+
+  /**
+   *
+   * @param {object} updates An object containing Safari settings to be updated.
+   * The list of available setting names and their values could be retrived by
+   * changing the corresponding Safari settings in the UI and then inspecting
+   * 'Library/Preferences/com.apple.mobilesafari.plist' file inside of
+   * com.apple.mobilesafari app container.
+   * The full path to the Mobile Safari's container could be retrieved from
+   * `xcrun simctl get_app_container <sim_udid> com.apple.mobilesafari data`
+   * command output.
+   * Use the `xcrun simctl spawn <sim_udid> defaults read <path_to_plist>` command
+   * to print the plist content to the Terminal.
+   *
+   * @override
+   */
+  async updateSafariSettings (updates) {
+    if (_.isEmpty(updates)) {
+      return false;
+    }
+
+    const containerRoot = await this.simctl.getAppContainer(MOBILE_SAFARI_BUNDLE_ID, 'data');
+    const plistPath = path.join(containerRoot, 'Library', 'Preferences', 'com.apple.mobilesafari.plist');
+    return await this.updateSettings(plistPath, updates);
+  }
+
+  /**
+   * @override
+   */
+  async setReduceMotion (reduceMotion = true) {
+    return await this.updateSettings('com.apple.Accessibility', {
+      ReduceMotionEnabled: Number(reduceMotion)
+    });
+  }
+
+  /**
+   * @override
+   */
+  async setReduceTransparency (reduceTransparency) {
+    return await this.updateSettings('com.apple.Accessibility', {
+      EnhancedBackgroundContrastEnabled: Number(reduceTransparency)
+    });
+  }
+
+  /**
+   * Allows to update Simulator preferences in runtime.
+   *
+   * @param {string} domain The name of preferences domain to be updated,
+   * for example, 'com.apple.Preferences' or 'com.apple.Accessibility' or
+   * full path to a plist file on the local file system.
+   * @param {object} updates Mapping of keys/values to be updated
+   *
+   * @override
+   */
+  async updateSettings (domain, updates) {
+    if (_.isEmpty(updates)) {
+      return false;
+    }
+
+    if (_.keys(PLIST_IDENTIFIER).includes(domain)) {
+      // TODO: This is to keep the backward compatibility
+      return await super.updateSettings(domain, updates);
+    }
+
+    const argChunks = generateDefaultsCommandArgs(updates);
+    await B.all(argChunks.map((args) => this.simctl.spawnProcess([
+      'defaults', 'write', domain, ...args
+    ])));
+    return true;
+  }
 }
 
 export default SimulatorXcode9;

test/functional/simulator-e2e-specs.js

@@ -433,24 +433,11 @@ describe('advanced features', function () {
   });
 
   describe('updateSafariGlobalSettings', function () {
-    it('should set an arbitrary preference on the global Safari plist', async function () {
+    it('should set arbitrary preferences on Safari', async function () {
       await sim.updateSafariGlobalSettings({
-        DidImportBuiltinBookmarks: true,
+        ShowTabBar: 1,
+        DidImportBuiltinBookmarks: 1,
       });
-      let setSettings = await readSettings(sim, PLIST_IDENTIFIER.GLOBAL_MOBILE_SAFARI);
-      for (const [file, settings] of _.toPairs(setSettings)) {
-        file.endsWith('data/Library/Preferences/com.apple.mobilesafari.plist').should.be.true;
-        settings.DidImportBuiltinBookmarks.should.eql(true);
-      }
-
-      await sim.updateSafariGlobalSettings({
-        DidImportBuiltinBookmarks: false,
-      });
-      setSettings = await readSettings(sim, PLIST_IDENTIFIER.GLOBAL_MOBILE_SAFARI);
-      for (const [file, settings] of _.toPairs(setSettings)) {
-        file.endsWith('data/Library/Preferences/com.apple.mobilesafari.plist').should.be.true;
-        settings.DidImportBuiltinBookmarks.should.eql(false);
-      }
     });
   });
 });