allow enabling/disabling locationservices via caps

docs/caps.md

@@ -33,5 +33,6 @@ Appium server capabilities
 |`language`| Language to set for the iOS Simulator|e.g. `fr`|
 |`launchTimeout`| Amount of time in ms to wait for instruments before assuming it hung and failing the session|e.g. `20000`|
 |`locale`| Locale to set for the iOS Simulator|e.g. `fr_CA`|
+|`locationServicesEnabled`| Force location services to be either on or off|`true` or `false`|
 |`autoAcceptAlerts`| Accept iOS privacy access permission alerts (e.g., location, contacts, photos). Default is false.|
 |`nativeInstrumentsLib`| Use native intruments lib (ie disable instruments-without-delay).|

lib/devices/ios/ios.js

@@ -23,6 +23,7 @@ var path = require('path')
   , async = require('async')
   , iOSController = require('./ios-controller.js')
   , iOSHybrid = require('./ios-hybrid.js')
+  , settings = require('./settings.js')
   , UnknownError = errors.UnknownError;
 
 // XML Plist library helper
@@ -194,6 +195,7 @@ IOS.prototype.start = function(cb, onDie) {
     this.detectUdid.bind(this),
     this.parseLocalizableStrings.bind(this),
     this.setLocale.bind(this),
+    this.setPreferences.bind(this),
     this.startLogCapture.bind(this),
     this.setDeviceAndLaunchSimulator.bind(this),
     this.installToRealDevice.bind(this),
@@ -405,6 +407,22 @@ IOS.prototype.setLocale = function(cb) {
   }
 };
 
+IOS.prototype.setPreferences = function(cb) {
+  logger.info("Setting iOS and app preferences");
+  var err = null;
+  if (typeof this.capabilities.locationServicesEnabled !== "undefined") {
+    var locServ = this.capabilities.locationServicesEnabled ? 1 : 0;
+    logger.info("Setting location services to " + locServ);
+    try {
+      settings.updateSettings(this.iOSSDKVersion, 'locationServices',
+          {LocationServicesEnabled: locServ});
+    } catch (e) {
+      err = e;
+    }
+  }
+  cb(err);
+};
+
 IOS.prototype.detectTraceTemplate = function(cb) {
   var msg;
   if (!this.automationTraceTemplatePath) {

lib/devices/ios/settings.js

@@ -49,12 +49,10 @@ var prefs = {
 
 var getPlistPath = function(plist, sdk) {
   var file = plists[plist];
-  console.log(file);
   var base = getPrefsDir(sdk);
   if (plist === 'mobileSafari' && parseFloat(sdk) >= 7) {
     base = getSafari7Dir(sdk);
   }
-  console.log(base);
   return path.resolve(base, file);
 };
 
@@ -118,7 +116,7 @@ var checkValidSettings = function(forPlist, prefSet) {
 };
 
 settings.writeSettings = function(sdk, forPlist, prefSet, bypassCheck) {
-  logger.info("Writing settings for " + forPlist);
+  logger.info("Writing settings for " + forPlist + ":");
   logger.info(JSON.stringify(prefSet));
   if (!bypassCheck) {
     checkValidSettings(forPlist, prefSet);

test/functional/prefs/prefs.js

@@ -33,3 +33,26 @@ describeWd('settings app', function(h) {
       }).nodeify(done);
   });
 });
+
+var checkLocServ = function(h, expected, cb) {
+  h.driver
+    .execute("mobile: findAndAct", [{strategy: "tag name", selector: "tableCell", index: 2}])
+    .sleep(1000)
+    .execute("mobile: findAndAct", [{strategy: "tag name", selector: "tableCell", index: 0}])
+    .elementByTagName('switch')
+    .getValue().then(function(checked) {
+      checked.should.eql(expected);
+    }).nodeify(cb);
+};
+
+describeWd('settings app with location services', function(h) {
+  it('should respond to positive locationServicesEnabled cap', function(done) {
+    checkLocServ(h, 1, done);
+  });
+}, null, null, {locationServicesEnabled: true});
+
+describeWd('settings app without location services', function(h) {
+  it('should respond to negative locationServicesEnabled cap', function(done) {
+    checkLocServ(h, 0, done);
+  });
+}, null, null, {locationServicesEnabled: false});