How to use this.adb.startApp method in Appium Android Driver

...99            status: status.codes.Success.code,100            value: null101          });102        };103        this.adb.startApp({104          pkg: this.args.appPackage,105          activity: this.args.appActivity,106          action: this.args.intentAction,107          category: this.args.intentCategory,108          flags: this.args.intentFlags,109          waitPkg: pack,110          waitActivity: activity,111          optionalIntentArguments: this.args.optionalIntentArguments,112          retry: true,113          stopApp: false114        }, onStart);115      }.bind(this), secs * 1000);116    }.bind(this));117  }.bind(this));118};119androidCommon.openSettingsActivity = function (setting, cb) {120  this.adb.getFocusedPackageAndActivity(function (err, foundPackage,121                                                 foundActivity) {122    var cmd = 'am start -a android.settings.' + setting;123    this.adb.shell(cmd, function (err) {124      if (err) {125        cb(err);126      } else {127        this.adb.waitForNotActivity(foundPackage, foundActivity, 5000, cb);128      }129    }.bind(this));130  }.bind(this));131};132androidCommon.toggleSetting = function (setting, preKeySeq, ocb) {133  var doKey = function (key) {134    return function (cb) {135      setTimeout(function () {136        this.adb.keyevent(key, cb);137      }.bind(this), 2000);138    }.bind(this);139  }.bind(this);140  var settPkg, settAct;141  var back = function (cb) {142    this.adb.back(function (err) {143      if (err) {144        cb(err);145      } else {146        this.adb.waitForNotActivity(settPkg, settAct, 5000, cb);147      }148    }.bind(this));149  }.bind(this);150  /*151   * preKeySeq is the keyevent sequence to send over ADB in order152   * to position the cursor on the right option.153   * By default it's [up, up, down] because we usually target the 1st item in154   * the screen, and sometimes when opening settings activities the cursor is155   * already positionned on the 1st item, but we can't know for sure156   */157  if (preKeySeq === null) preKeySeq = [19, 19, 20]; // up, up, down158  var sequence = [159    function (cb) {160      this.openSettingsActivity(setting, cb);161    }.bind(this)162  ];163  var len = preKeySeq.length;164  for (var i = 0; i < len; i++) {165    sequence.push(doKey(preKeySeq[i]));166  }167  sequence.push(168    function (cb) {169      this.adb.getFocusedPackageAndActivity(function (err, foundPackage,170                                                     foundActivity) {171        settPkg = foundPackage;172        settAct = foundActivity;173        cb(err);174      }.bind(this));175    }.bind(this)176    , function (cb) {177      /*178       * Click and handle potential ADB disconnect that occurs on official179       * emulator when the network connection is disabled180       */181      this.wrapActionAndHandleADBDisconnect(doKey(23), cb);182    }.bind(this)183    , function (cb) {184      /*185       * In one particular case (enable Location Services), a pop-up is186       * displayed on some platforms so the user accepts or refuses that Google187       * collects location data. So we wait for that pop-up to open, if it188       * doesn't then proceed189       */190      this.adb.waitForNotActivity(settPkg, settAct, 5000, function (err) {191        if (err) {192          cb(null);193        } else {194          // Click on right button, "Accept"195          async.series([196            doKey(22)     // right197            , doKey(23)   // click198            , function (cb) {199              // Wait for pop-up to close200              this.adb.waitForActivity(settPkg, settAct, 5000, cb);201            }.bind(this)202          ], function (err) {203            cb(err);204          }.bind(this));205        }206      }.bind(this));207    }.bind(this)208    , back209  );210  async.series(sequence, function (err) {211    if (err) return ocb(err);212    ocb(null, { status: status.codes.Success.code });213  }.bind(this));214};215androidCommon.toggleData = function (cb) {216  this.adb.isDataOn(function (err, dataOn) {217    if (err) return cb(err);218    this.wrapActionAndHandleADBDisconnect(function (ncb) {219      this.adb.setData(dataOn ? 0 : 1, ncb);220    }.bind(this), function (err) {221      if (err) return cb(err);222      cb(null, {223        status: status.codes.Success.code224      });225    });226  }.bind(this));227};228androidCommon.toggleFlightMode = function (ocb) {229  this.adb.isAirplaneModeOn(function (err, airplaneModeOn) {230    if (err) return ocb(err);231    async.series([232      function (cb) {233        this.wrapActionAndHandleADBDisconnect(function (ncb) {234          this.adb.setAirplaneMode(airplaneModeOn ? 0 : 1, ncb);235        }.bind(this), cb);236      }.bind(this),237      function (cb) {238        this.wrapActionAndHandleADBDisconnect(function (ncb) {239          this.adb.broadcastAirplaneMode(airplaneModeOn ? 0 : 1, ncb);240        }.bind(this), cb);241      }.bind(this)242    ], function (err) {243      if (err) return ocb(err);244      ocb(null, {245        status: status.codes.Success.code246      });247    }.bind(this));248  }.bind(this));249};250androidCommon.toggleWiFi = function (cb) {251  this.adb.isWifiOn(function (err, dataOn) {252    if (err) return cb(err);253    this.wrapActionAndHandleADBDisconnect(function (ncb) {254      this.adb.setWifi(dataOn ? 0 : 1, ncb);255    }.bind(this), function (err) {256      if (err) return cb(err);257      cb(null, {258        status: status.codes.Success.code259      });260    });261  }.bind(this));262};263androidCommon.toggleLocationServices = function (ocb) {264  this.adb.getApiLevel(function (err, api) {265    if (api > 15) {266      var seq = [19, 19];   // up, up267      if (api === 16) {268        // This version of Android has a "parent" button in its action bar269        seq.push(20);       // down270      } else if (api >= 19) {271        // Newer versions of Android have the toggle in the Action bar272        seq = [22, 22, 19];     // right, right, up273        /*274         * Once the Location services switch is OFF, it won't receive focus275         * when going back to the Location Services settings screen unless we276         * send a dummy keyevent (UP) *before* opening the settings screen277         */278        this.adb.keyevent(19, function (/*err*/) {279          this.toggleSetting('LOCATION_SOURCE_SETTINGS', seq, ocb);280        }.bind(this));281        return;282      }283      this.toggleSetting('LOCATION_SOURCE_SETTINGS', seq, ocb);284    } else {285      // There's no global location services toggle on older Android versions286      ocb(new NotYetImplementedError(), null);287    }288  }.bind(this));289};290androidCommon.prepareDevice = function (onReady) {291  logger.debug("Preparing device for session");292  async.series([293    function (cb) { this.checkAppPresent(cb); }.bind(this),294    function (cb) { this.adb.checkAdbPresent(cb); }.bind(this),295    function (cb) { this.prepareEmulator(cb); }.bind(this),296    function (cb) { this.prepareActiveDevice(cb); }.bind(this),297    function (cb) { this.adb.waitForDevice(cb); }.bind(this),298    function (cb) { this.adb.startLogcat(cb); }.bind(this)299  ], onReady);300};301androidCommon.checkAppPresent = function (cb) {302  if (this.args.app === null) {303    logger.debug("Not checking whether app is present since we are assuming " +304                "it's already on the device");305    cb();306  } else {307    logger.debug("Checking whether app is actually present");308    fs.stat(this.args.app, function (err) {309      if (err) {310        logger.error("Could not find app apk at " + this.args.app);311        cb(err);312      } else {313        cb();314      }315    }.bind(this));316  }317};318androidCommon.prepareEmulator = function (cb) {319  if (this.args.avd !== null) {320    var avdName = this.args.avd.replace('@', '');321    this.adb.getRunningAVD(avdName, function (err, runningAVD) {322      if (err && err.message.indexOf('No devices') === -1 &&323          err.message.indexOf('No emulators') === -1) return cb(err);324      if (runningAVD !== null) {325        logger.debug("Did not launch AVD because it was already running.");326        return cb();327      }328      this.adb.launchAVD(this.args.avd, this.args.avdArgs, this.args.language, this.args.locale,329        this.args.avdLaunchTimeout, this.args.avdReadyTimeout, cb);330    }.bind(this));331  } else if (typeof this.args.language === "string" || typeof this.args.locale === "string") {332    var adbCmd = "";333    if (this.args.language && typeof this.args.language === "string") {334      logger.debug("Setting Android Device Language to " + this.args.language);335      adbCmd += "setprop persist.sys.language " + this.args.language.toLowerCase() + ";";336    }337    if (this.args.locale && typeof this.args.locale === "string") {338      logger.debug("Setting Android Device Country to " + this.args.locale);339      adbCmd += "setprop persist.sys.country " + this.args.locale.toUpperCase() + ";";340    }341    this.adb.shell(adbCmd, function (err) {342      if (err) return cb(err);343      this.adb.reboot(cb);344    }.bind(this));345  } else {346    cb();347  }348};349androidCommon.prepareActiveDevice = function (cb) {350  if (this.adb.curDeviceId) {351    // deviceId is already setted352    return cb();353  }354  logger.info('Retrieving device');355  this.adb.getDevicesWithRetry(function (err, devices) {356    if (err) return cb(err);357    var deviceId = null;358    if (this.adb.udid) {359      if (!_.contains(_.pluck(devices, 'udid'), this.adb.udid)) {360        return cb(new Error("Device " + this.adb.udid + " was not in the list " +361                            "of connected devices"));362      }363      deviceId = this.adb.udid;364    } else {365      deviceId = devices[0].udid;366      var emPort = this.adb.getPortFromEmulatorString(deviceId);367      this.adb.setEmulatorPort(emPort);368    }369    logger.info('Found device', deviceId);370    this.adb.setDeviceId(deviceId);371    cb();372  }.bind(this));373};374androidCommon.resetApp = function (cb) {375  if (this.args.fastReset) {376    logger.debug("Running fast reset (stop and clear)");377    this.adb.stopAndClear(this.args.appPackage, cb);378  } else {379    logger.debug("Running old fashion reset (reinstall)");380    this.remoteApkExists(function (err, remoteApk) {381      if (err) return cb(err);382      if (!remoteApk) {383        return cb(new Error("Can't run reset if remote apk doesn't exist"));384      }385      this.adb.uninstallApk(this.args.appPackage, function (err) {386        if (err) return cb(err);387        this.adb.installRemote(remoteApk, cb);388      }.bind(this));389    }.bind(this));390  }391};392androidCommon.getRemoteApk = function (cb) {393  var next = function () {394    cb(null, this.remoteTempPath() + this.appMd5Hash + '.apk', this.appMd5Hash);395  }.bind(this);396  if (this.appMd5Hash) {397    next();398  } else {399    this.getAppMd5(function (err, md5Hash) {400      if (err) return cb(err);401      this.appMd5Hash = md5Hash;402      next();403    }.bind(this));404  }405};406androidCommon.remoteApkExists = function (cb) {407  this.getRemoteApk(function (err, remoteApk) {408    if (err) return cb(err);409    this.adb.shell("ls " + remoteApk, function (err, stdout) {410      if (err) return cb(err);411      if (stdout.indexOf("No such file") !== -1) {412        return cb(new Error("remote apk did not exist"));413      }414      cb(null, stdout.trim());415    });416  }.bind(this));417};418androidCommon.uninstallApp = function (cb) {419  var next = function () {420    this.adb.uninstallApk(this.args.appPackage, function (err) {421      if (err) return cb(err);422      cb(null);423    }.bind(this));424  }.bind(this);425  if (this.args.skipUninstall) {426    logger.debug("Not uninstalling app since server not started with " +427      "--full-reset");428    cb();429  } else {430    next();431  }432};433androidCommon.installAppForTest = function (cb) {434  if (this.args.app === null) {435    logger.debug("Skipping install since we launched with a package instead " +436                "of an app path");437    return cb();438  }439  this.adb.checkAndSignApk(this.args.app, this.args.appPackage, function (err) {440    if (err) return cb(err);441    this.remoteApkExists(function (err, remoteApk) {442      // err is set if the remote apk doesn't exist so don't check it.443      this.adb.isAppInstalled(this.args.appPackage, function (err, installed) {444        if (installed && this.args.fastReset && remoteApk) {445          logger.info('App is already installed, resetting app');446          this.resetApp(cb);447        } else if (!installed || (this.args.fastReset && !remoteApk)) {448          logger.info('Installing App');449          this.adb.mkdir(this.remoteTempPath(), function (err) {450            if (err) return cb(err);451            this.getRemoteApk(function (err, remoteApk, md5Hash) {452              if (err) return cb(err);453              this.removeTempApks([md5Hash], function (err, appExists) {454                if (err) return cb(err);455                var install = function (err) {456                  if (err) return cb(err);457                  this.installRemoteWithRetry(remoteApk, cb);458                }.bind(this);459                if (appExists) {460                  install();461                } else {462                  this.adb.push(this.args.app, remoteApk, install);463                }464              }.bind(this));465            }.bind(this));466          }.bind(this));467        } else {468          cb();469        }470      }.bind(this));471    }.bind(this));472  }.bind(this));473};474androidCommon.installRemoteWithRetry = function (remoteApk, cb) {475  this.adb.uninstallApk(this.args.appPackage, function (err) {476    if (err) logger.warn("Uninstalling apk failed, continuing");477    this.adb.installRemote(remoteApk, function (err) {478      if (err) {479        logger.warn("Installing remote apk failed, going to uninstall and try " +480                    "again");481        this.removeTempApks([], function () {482          this.adb.push(this.args.app, remoteApk, function (err) {483            if (err) return cb(err);484            logger.debug("Attempting to install again for the last time");485            this.adb.installRemote(remoteApk, cb);486          }.bind(this));487        }.bind(this));488      } else {489        cb();490      }491    }.bind(this));492  }.bind(this));493};494androidCommon.getAppMd5 = function (cb) {495  try {496    md5(this.args.app, function (err, md5Hash) {497      if (err) return cb(err);498      logger.debug("MD5 for app is " + md5Hash);499      cb(null, md5Hash);500    }.bind(this));501  } catch (e) {502    logger.error("Problem calculating md5: " + e);503    return cb(e);504  }505};506androidCommon.remoteTempPath = function () {507  return "/data/local/tmp/";508};509androidCommon.removeTempApks = function (exceptMd5s, cb) {510  logger.debug("Removing any old apks");511  if (typeof exceptMd5s === "function") {512    cb = exceptMd5s;513    exceptMd5s = [];514  }515  var listApks = function (cb) {516    var cmd = 'ls /data/local/tmp/*.apk';517    this.adb.shell(cmd, function (err, stdout) {518      if (err || stdout.indexOf("No such file") !== -1) {519        return cb(null, []);520      }521      var apks = stdout.split("\n");522      cb(null, apks);523    });524  }.bind(this);525  var removeApks = function (apks, cb) {526    if (apks.length < 1) {527      logger.debug("No apks to examine");528      return cb();529    }530    var matchingApkFound = false;531    var noMd5Matched = true;532    var removes = [];533    _.each(apks, function (path) {534      path = path.trim();535      if (path !== "") {536        noMd5Matched = true;537        _.each(exceptMd5s, function (md5Hash) {538          if (path.indexOf(md5Hash) !== -1) {539            noMd5Matched = false;540          }541        });542        if (noMd5Matched) {543          removes.push('rm "' + path + '"');544        } else {545          logger.debug("Found an apk we want to keep at " + path);546          matchingApkFound = true;547        }548      }549    });550    // Invoking adb shell with an empty string will open a shell console551    // so return here if there's nothing to remove.552    if (removes.length < 1) {553      logger.debug("Couldn't find any apks to remove");554      return cb(null, matchingApkFound);555    }556    var cmd = removes.join(" && ");557    this.adb.shell(cmd, function () {558      cb(null, matchingApkFound);559    });560  }.bind(this);561  async.waterfall([562    function (cb) { listApks(cb); },563    function (apks, cb) { removeApks(apks, cb); }564  ], function (err, matchingApkFound) { cb(null, matchingApkFound); });565};566androidCommon.forwardPort = function (cb) {567  this.adb.forwardPort(this.args.systemPort, this.args.devicePort, cb);568};569androidCommon.pushUnicodeIME = function (cb) {570  logger.debug("Pushing unicode ime to device...");571  var imePath = path.resolve(__dirname, "..", "..", "..", "build",572      "unicode_ime_apk", "UnicodeIME-debug.apk");573  fs.stat(imePath, function (err) {574    if (err) {575      cb(new Error("Could not find Unicode IME apk; please run " +576                   "'reset.sh --android' to build it."));577    } else {578      this.adb.install(imePath, false, cb);579    }580  }.bind(this));581};582androidCommon.pushSettingsApp = function (cb) {583  logger.debug("Pushing settings apk to device...");584  var settingsPath = path.resolve(__dirname, "..", "..", "..", "build",585      "settings_apk", "settings_apk-debug.apk");586  fs.stat(settingsPath, function (err) {587    if (err) {588      cb(new Error("Could not find settings apk; please run " +589                   "'reset.sh --android' to build it."));590    } else {591      this.adb.install(settingsPath, false, cb);592    }593  }.bind(this));594};595androidCommon.pushUnlock = function (cb) {596  logger.debug("Pushing unlock helper app to device...");597  var unlockPath = path.resolve(__dirname, "..", "..", "..", "build",598      "unlock_apk", "unlock_apk-debug.apk");599  fs.stat(unlockPath, function (err) {600    if (err) {601      cb(new Error("Could not find unlock.apk; please run " +602                   "'reset.sh --android' to build it."));603    } else {604      this.adb.install(unlockPath, false, cb);605    }606  }.bind(this));607};608androidCommon.unlockScreen = function (cb) {609  this.adb.isScreenLocked(function (err, isLocked) {610    if (err) return cb(err);611    if (isLocked) {612      logger.info("Unlocking screen");613      var timeoutMs = 10000;614      var start = Date.now();615      var unlockAndCheck = function () {616        logger.debug("Screen is locked, trying to unlock");617        var onStart = function (err) {618          if (err) return cb(err);619          this.adb.isScreenLocked(function (err, isLocked) {620            if (err) return cb(err);621            if (!isLocked) {622              logger.debug("Screen is unlocked, continuing");623              return cb();624            }625            if ((Date.now() - timeoutMs) > start) {626              return cb(new Error("Screen did not unlock"));627            } else {628              setTimeout(unlockAndCheck, 1000);629            }630          }.bind(this));631        }.bind(this);632        this.adb.startApp({633          pkg: "io.appium.unlock",634          activity: ".Unlock",635          action: "android.intent.action.MAIN",636          category: "android.intent.category.LAUNCHER",637          flags: "0x10200000"638        }, onStart);639      }.bind(this);640      unlockAndCheck();641    } else {642      logger.debug('Screen already unlocked, continuing.');643      cb();644    }645  }.bind(this));646};...

...346          var onStart = function (err) {347            if (err) return cb(err);348            return cb(null, body.sessionId);349          }.bind(this);350          return this.adb.startApp({351                   pkg: this.args.appPackage,352                   activity: this.args.appActivity,353                   action: this.args.intentAction,354                   category: this.args.intentCategory,355                   flags: this.args.intentFlags,356                   waitPkg: this.args.appWaitPackage,357                   waitActivity: this.args.appWaitActivity,358                   optionalIntentArguments: this.args.optionalIntentArguments,359                   stopApp: this.args.stopAppOnReset,360                   retry: false361                 }, onStart);362        }363        return cb(null, body.sessionId);364      }.bind(this), 1800);...

...361  if (args.androidCoverage) {362    this.adb.androidCoverage(args.androidCoverage, args.appWaitPackage,363      args.appWaitActivity, cb);364  } else {365    this.adb.startApp({366      pkg: args.appPackage,367      activity: args.appActivity,368      action: args.intentAction,369      category: args.intentCategory,370      flags: args.intentFlags,371      waitPkg: args.appWaitPackage,372      waitActivity: args.appWaitActivity,373      optionalIntentArguments: args.optionalIntentArguments,374      stopApp: args.stopAppOnReset || !args.dontStopAppOnReset375    }, cb);376  }377};378Android.prototype.stop = function (cb) {379  if (this.shuttingDown) {...

...202    } catch (e) {203      logger.info(`Selendroid did not start the activity we were waiting for, ` +204                  `'${appWaitPackage}/${appWaitActivity}'. ` +205                  `Starting it ourselves`);206      await this.adb.startApp({207        pkg: this.opts.appPackage,208        activity: this.opts.appActivity,209        action: this.opts.intentAction,210        category: this.opts.intentCategory,211        flags: this.opts.intentFlags,212        waitPkg: this.opts.appWaitPackage,213        waitActivity: this.opts.appWaitActivity,214        optionalIntentArguments: this.opts.optionalIntentArguments,215        stopApp: !this.opts.dontStopAppOnReset,216        retry: false217      });218    }219  }220  async deleteSession () {...

...136    };137  }138  args = await util.filterObject(args);139  log.debug(`Bringing application back to foreground with arguments: ${JSON.stringify(args)}`);140  return await this.adb.startApp(args);141};142commands.getStrings = async function (language) {143  if (!language) {144    language = await this.adb.getDeviceLanguage();145    log.info(`No language specified, returning strings for: ${language}`);146  }147  if (this.apkStrings[language]) {148    // Return cached strings149    return this.apkStrings[language];150  }151  // TODO: This is mutating the current language, but it's how appium currently works152  this.apkStrings[language] = await androidHelpers.pushStrings(language, this.adb, this.opts);153  await this.bootstrap.sendAction('updateStrings');154  return this.apkStrings[language];155};156commands.launchApp = async function () {157  await this.initAUT();158  await this.startAUT();159};160commands.startActivity = async function (appPackage, appActivity,161                                         appWaitPackage, appWaitActivity,162                                         intentAction, intentCategory,163                                         intentFlags, optionalIntentArguments,164                                         dontStopAppOnReset) {165  log.debug(`Starting package '${appPackage}' and activity '${appActivity}'`);166  // dontStopAppOnReset is both an argument here, and a desired capability167  // if the argument is set, use it, otherwise use the cap168  if (!util.hasValue(dontStopAppOnReset)) {169    dontStopAppOnReset = !!this.opts.dontStopAppOnReset;170  }171  let args = {172    pkg: appPackage,173    activity: appActivity,174    waitPkg: appWaitPackage || appPackage,175    waitActivity: appWaitActivity || appActivity,176    action: intentAction,177    category: intentCategory,178    flags: intentFlags,179    optionalIntentArguments,180    stopApp: !dontStopAppOnReset181  };182  this.opts.startActivityArgs = this.opts.startActivityArgs || {};183  this.opts.startActivityArgs[`${appPackage}/${appActivity}`] = args;184  await this.adb.startApp(args);185};186commands.reset = async function () {187  if (this.opts.fullReset) {188    log.info("Running old fashion reset (reinstall)");189    await this.adb.stopAndClear(this.opts.appPackage);190    await this.adb.uninstallApk(this.opts.appPackage);191    await androidHelpers.installApkRemotely(this.adb, this.opts);192  } else {193    log.info("Running fast reset (stop and clear)");194    await this.adb.stopAndClear(this.opts.appPackage);195  }196  await this.grantPermissions();197  return await this.startAUT();198};199commands.startAUT = async function () {200  await this.adb.startApp({201    pkg: this.opts.appPackage,202    activity: this.opts.appActivity,203    action: this.opts.intentAction,204    category: this.opts.intentCategory,205    flags: this.opts.intentFlags,206    waitPkg: this.opts.appWaitPackage,207    waitActivity: this.opts.appWaitActivity,208    waitDuration: this.opts.appWaitDuration,209    optionalIntentArguments: this.opts.optionalIntentArguments,210    stopApp: !this.opts.dontStopAppOnReset211  });212};213// we override setUrl to take an android URI which can be used for deep-linking214// inside an app, similar to starting an intent...

...208    yield this.adb.install(UnlockApk.apkPath);209  }210  var isScreenLocked = yield this.adb.isScreenLocked();211  if (isScreenLocked) {212    yield this.adb.startApp(UnlockApk);213    yield _.sleep(5000);214    yield this.unlock();215  }216};217Android.prototype.checkApkVersion = function * (app, pkg) {218  var newVersion = yield ADB.getApkVersion(app);219  var oldVersion = yield this.adb.getInstalledApkVersion(pkg);220  if (newVersion > oldVersion) {221    yield this.adb.install(app);222  }223};224Android.prototype.launchApk = function * () {225  if (!this.isChrome) {226    const reuse = this.args.reuse;227    const app = this.args.app;228    const pkg = this.apkInfo.package;229    const isInstalled = yield this.adb.isInstalled(pkg);230    if (!isInstalled && !app) {231      throw new Error('App is neither installed, nor provided!');232    }233    if (isInstalled) {234      switch (reuse) {235      case reuseStatus.noReuse:236      case reuseStatus.reuseEmu:237        if (app) {238          yield this.adb.unInstall(pkg);239          yield this.adb.install(app);240        } else {241          yield this.adb.clear(pkg);242        }243        break;244      case reuseStatus.reuseEmuApp:245        if (app) {246          yield this.adb.install(app);247        }248        break;249      case reuseStatus.reuseEmuAppState:250        // Keep app state, don't change to main activity.251        this.apkInfo.activity = '';252      }253    } else {254      yield this.adb.install(app);255    }256  }257  logger.debug(`start app with: ${JSON.stringify(this.apkInfo)}`);258  yield this.adb.startApp(this.apkInfo);259  yield _.sleep(5 * 1000);260};261Android.prototype.getWebviews = function * () {262  if (!this.chromedriver) {263    var webviewVersion = null;264    try {265      webviewVersion = yield this.adb.getWebviewVersion();266    } catch (error) {267      console.log(error);268      logger.info('No webview version found from adb shell!');269      webviewVersion = null;270    }271    try {272      if (webviewVersion) {...