How to use driver.elements method in Appium

...277      // if we don't pause, WDA freaks out sometimes, especially on fast systems278      await B.delay(500);279    });280    it('should find visible elements', async function () {281      let els = await driver.elements('-ios predicate string', 'visible = 1');282      els.should.have.length.above(0);283    });284    it('should find invisible elements', async function () {285      let els = await driver.elements('-ios predicate string', 'visible = 0');286      els.should.have.length.above(0);287    });288    it('should find elements with widths above 0', async function () {289      let els = await driver.elements('-ios predicate string', 'wdRect.width >= 0');290      els.should.have.length.above(0);291    });292    it('should find elements with widths between 100 and 200', async function () {293      let els = await driver.elements('-ios predicate string', 'wdRect.width BETWEEN {100,200}');294      els.should.have.length.above(0);295    });296    it('should find elements that end in the word "View" in the name', async function () {297      let els = await driver.elements('-ios predicate string', "wdName LIKE '* View'");298      els.should.have.length.above(1);299    });300    it('should find elements that have x and y coordinates greater than 0', async function () {301      let els = await driver.elements('-ios predicate string', 'wdRect.x >= 0 AND wdRect.y >= 0');302      els.should.have.length.above(1);303    });304  });305  describe('by class chain', function () {306    before(async function () {307      // if we don't pause, WDA freaks out sometimes, especially on fast systems308      await B.delay(500);309    });310    it('should find elements', async function () {311      let els = await driver.elements('-ios class chain', 'XCUIElementTypeWindow');312      els.should.have.length.above(0);313    });314    it('should find child elements', async function () {315      let els = await driver.elements('-ios class chain', 'XCUIElementTypeWindow/*');316      els.should.have.length.above(0);317    });318    it('should find elements with index', async function () {319      let els1 = await driver.elements('-ios class chain', 'XCUIElementTypeWindow[1]/*');320      let els2 = await driver.elements('-ios class chain', 'XCUIElementTypeWindow/*');321      els1.should.have.length(els2.length);322    });323    it('should find elements with negative index', async function () {324      let els = await driver.elements('-ios class chain', 'XCUIElementTypeWindow/*[-1]');325      els.should.have.length(1);326    });327  });328  describe('magic first visible child xpath', function () {329    it('should find the first visible child of an element', async function () {330      let el = await driver.elementByClassName('XCUIElementTypeTable');331      let child = await el.elementByXPath('/*[@firstVisible="true"]');332      await child.getAttribute("type").should.eventually.eql("XCUIElementTypeCell");333      // do another call and double-check the different quote/spacing works334      let grandchild = await child.elementByXPath("/*[@firstVisible = 'true']");335      await grandchild.getAttribute("name").should.eventually.eql("Action Sheets");336    });337  });338  describe('magic scrollable descendents xpath', function () {...

...111        }).nodeify(done);112      });113    });114    it('should return an array of one element if the plural "elements" is used', function (done) {115      driver.elements('accessibility id', 'UICatalog').then(function (els) {116        els.length.should.equal(2);117      }).nodeify(done);118    });119  });120  describe('findElementsByClassName', function () {121    it('should return all image elements with internally generated ids', function (done) {122      driver.elementsByClassName('UIAImage').then(function (els) {123        els.length.should.be.above(0);124        _(els).each(function (el) {125          el.should.exist;126        });127      }).nodeify(done);128    });129  });...

1import chai from 'chai';2import chaiAsPromised from 'chai-as-promised';3import { APIDEMOS_CAPS } from '../../desired';4import { initDriver } from '../../helpers/session';5chai.should();6chai.use(chaiAsPromised);7describe('Find - uiautomator', function () {8  let driver;9  before(async function () {10    driver = await initDriver(APIDEMOS_CAPS);11    await driver.updateSettings({'enableNotificationListener': false});12    await driver.setImplicitWaitTimeout(20000);13  });14  after(async function () {15    await driver.quit();16  });17  it('should find elements with a boolean argument', async function () {18    await driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true)')19      .should.eventually.have.length.at.least(10);20  });21  it('should find elements within the context of another element', async function () {22    let els = await driver23      .elementsByAndroidUIAutomator('new UiSelector().className("android.widget.TextView")');24    els.length.should.be.above(8);25    els.length.should.be.below(14);26  });27  it('should find elements without prepending "new UiSelector()"', async function () {28    await driver.elementsByAndroidUIAutomator('.clickable(true)')29      .should.eventually.have.length.at.least(10);30  });31  it('should find elements without prepending "new UiSelector()"', async function () {32    await driver.elementsByAndroidUIAutomator('clickable(true)')33      .should.eventually.have.length.at.least(10);34  });35  it('should find elements without prepending "new "', async function () {36    await driver.elementsByAndroidUIAutomator('UiSelector().clickable(true)')37      .should.eventually.have.length.at.least(10);38  });39  it('should ignore trailing semicolons', async function () {40    await driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true);')41      .should.eventually.have.length.at.least(10);42  });43  it('should find an element with an int argument', async function () {44    let el = await driver.elementByAndroidUIAutomator('new UiSelector().index(0)');45    await el.getAttribute('className').should.eventually.equal('android.widget.FrameLayout');46  });47  it('should find an element with a string argument', async function () {48    await driver49      .elementByAndroidUIAutomator('new UiSelector().description("Animation")')50      .should.eventually.exist;51  });52  it('should find an element with an overloaded method argument', async function () {53    await driver.elementsByAndroidUIAutomator('new UiSelector().className("android.widget.TextView")')54      .should.eventually.have.length.at.least(10);55  });56  it('should find an element with a Class<T> method argument', async function () {57    await driver.elementsByAndroidUIAutomator('new UiSelector().className(android.widget.TextView)')58      .should.eventually.have.length.at.least(10);59  });60  it('should find an element with a long chain of methods', async function () {61    let el = await driver.elementByAndroidUIAutomator('new UiSelector().clickable(true).className(android.widget.TextView).index(1)');62    await el.text().should.eventually.equal('Accessibility');63  });64  it('should find an element with recursive UiSelectors', async function () {65    await driver.elementsByAndroidUIAutomator('new UiSelector().childSelector(new UiSelector().clickable(true)).focused(true)')66      .should.eventually.have.length(1);67  });68  it('should not find an element which does not exist', async function () {69    await driver.setImplicitWaitTimeout(1000); // expect this to fail, so no need to wait too long70    await driver.elementsByAndroidUIAutomator('new UiSelector().description("chuckwudi")')71      .should.eventually.have.length(0);72    await driver.setImplicitWaitTimeout(20000); // restore implicit wait73  });74  it('should allow multiple selector statements and return the Union of the two sets', async function () {75    let clickableEls = await driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true)');76    clickableEls.length.should.be.above(0);77    let notClickableEls = await driver.elementsByAndroidUIAutomator('new UiSelector().clickable(false)');78    notClickableEls.length.should.be.above(0);79    let both = await driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true); new UiSelector().clickable(false);');80    both.should.have.length(clickableEls.length + notClickableEls.length);81  });82  it('should allow multiple selector statements and return the Union of the two sets', async function () {83    let clickableEls = await driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true)');84    clickableEls.length.should.be.above(0);85    let clickableClickableEl = await driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true); new UiSelector().clickable(true);');86    clickableClickableEl.length.should.be.above(0);87    clickableClickableEl.should.have.length(clickableEls.length);88  });89  it('should find an element in the second selector if the first finds no elements (when finding multiple elements)', async function () {90    let selector = 'new UiSelector().className("not.a.class"); new UiSelector().className("android.widget.TextView")';91    const els = await driver.elementsByAndroidUIAutomator(selector);92    els.length.should.be.above(0);93  });94  it.skip('should find an element in the second selector if the first finds no elements (when finding a single element)', async function () {95    // TODO: This test is broken.96    //  * The test above this one works and it proxies to 'POST /elements'.97    //  * This test doesn't work and the only difference is that it proxies to 'POST /element'98    //  (see find.js for reference)99    let selector = 'new UiSelector().className("not.a.class"); new UiSelector().className("android.widget.TextView")';100    await driver.elementByAndroidUIAutomator(selector).should.eventually.exist;101  });102  it('should scroll to, and return elements using UiScrollable', async function () {103    await driver.startActivity({appPackage: 'io.appium.android.apis', appActivity: '.view.List1'});104    let selector = 'new UiScrollable(new UiSelector().scrollable(true).instance(0)).scrollIntoView(new UiSelector().text("Beer Cheese").instance(0))';105    let el = await driver.elementByAndroidUIAutomator(selector);106    await el.text().should.eventually.equal('Beer Cheese');107  });108  it('should allow chaining UiScrollable methods', async function () {109    await driver.startActivity({appPackage: 'io.appium.android.apis', appActivity: '.view.List1'});110    let selector = 'new UiScrollable(new UiSelector().scrollable(true).instance(0)).setMaxSearchSwipes(11).scrollIntoView(new UiSelector().text("Beer Cheese").instance(0))';111    let el = await driver.elementByAndroidUIAutomator(selector);112    await el.text().should.eventually.equal('Beer Cheese');113  });114  it('should allow UiScrollable scrollIntoView', async function () {115    await driver.startActivity({appPackage: 'io.appium.android.apis', appActivity: '.view.List1'});116    let selector = 'new UiScrollable(new UiSelector().scrollable(true).instance(0)).scrollIntoView(new UiSelector().text("Beer Cheese").instance(0));';117    let el = await driver.elementByAndroidUIAutomator(selector);118    await el.text().should.eventually.equal('Beer Cheese');119  });120  it('should allow UiScrollable with unicode string', async function () {121    await driver.startActivity({appPackage: 'io.appium.android.apis', appActivity: '.text.Unicode'});122    let selector = 'new UiSelector().text("عربي").instance(0);';123    let el = await driver.elementByAndroidUIAutomator(selector);124    await el.text().should.eventually.equal('عربي');125  });...

1"use strict";2var setup = require("../../../common/setup-base")3  , desired = require("../desired")4  , Q = require("q");5describe("apidemo - find elements - by uiautomator", function () {6  var driver;7  setup(this, desired).then(function (d) { driver = d; });8  it('should find elements with a boolean argument', function (done) {9    driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true)').then(function (els) {10      els.length.should.be.above(10);11    }).nodeify(done);12  });13  it('should find elements within the context of another element', function (done) {14    driver15      .elementByClassName('android.widget.ListView').then(function (el) {16        el.elementsByAndroidUIAutomator('new UiSelector().className("android.widget.TextView")')17          .then(function (els) {18            els.length.should.be.above(8);19            els.length.should.be.below(12);20        });21      }).nodeify(done);22  });23  it('should find elements without prepending "new UiSelector()"', function (done) {24    driver.elementsByAndroidUIAutomator('.clickable(true)').then(function (els) {25      els.length.should.be.above(10);26    }).nodeify(done);27  });28  it('should find elements without prepending "new UiSelector()."', function (done) {29    driver.elementsByAndroidUIAutomator('clickable(true)').then(function (els) {30      els.length.should.be.above(10);31    }).nodeify(done);32  });33  it('should find elements without prepending "new "', function (done) {34    driver.elementsByAndroidUIAutomator('UiSelector().clickable(true)').then(function (els) {35      els.length.should.be.above(10);36    }).nodeify(done);37  });38  it('should ignore trailing semicolons', function (done) {39    driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true);')40    .then(function (els) {41      els.length.should.be.above(10);42    }).nodeify(done);43  });44  it('should find an element with an int argument', function (done) {45    driver.elementByAndroidUIAutomator('new UiSelector().index(0)').getTagName().then(function (tag) {46      tag.should.equal('android.widget.FrameLayout');47    }).nodeify(done);48  });49  it('should find an element with a string argument', function (done) {50    driver.elementByAndroidUIAutomator('new UiSelector().description("Animation")').then(function (el) {51      el.should.exist;52    }).nodeify(done);53  });54  it('should find an element with an overloaded method argument', function (done) {55    driver.elementsByAndroidUIAutomator('new UiSelector().className("android.widget.TextView")').then(function (els) {56      els.length.should.be.above(10);57    }).nodeify(done);58  });59  it('should find an element with a Class<T> method argument', function (done) {60    driver.elementsByAndroidUIAutomator('new UiSelector().className(android.widget.TextView)').then(function (els) {61      els.length.should.be.above(10);62    }).nodeify(done);63  });64  it('should find an element with a long chain of methods', function (done) {65    driver.elementByAndroidUIAutomator('new UiSelector().clickable(true).className(android.widget.TextView).index(1)').text().then(function (text) {66      text.should.equal('Accessibility');67    }).nodeify(done);68  });69  it('should find an element with recursive UiSelectors', function (done) {70    driver.elementsByAndroidUIAutomator('new UiSelector().childSelector(new UiSelector().clickable(true)).clickable(true)').then(function (els) {71      els.length.should.equal(1);72    }).nodeify(done);73  });74  it('should not find an element with bad syntax', function (done) {75    driver.elementByAndroidUIAutomator('new UiSelector().clickable((true)')76    .should.be.rejectedWith(/status: 9/)77    .nodeify(done);78  });79  it('should not find an element with a made up method', function (done) {80    driver.elementByAndroidUIAutomator('new UiSelector().drinkable(true)')81    .should.be.rejectedWith(/status: 9/)82    .nodeify(done);83  });84  it('should not find an element which does not exist', function (done) {85    driver.elementByAndroidUIAutomator('new UiSelector().description("chuckwudi")')86    .should.be.rejectedWith(/status: 7/)87    .nodeify(done);88  });89  it('should allow multiple selector statements and return the Union of the two sets', function (done) {90    var clickable =91      driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true)')92      .then(function (els) {93        els.length.should.be.above(0);94        return els.length;95      });96    var notClickable =97      driver.elementsByAndroidUIAutomator('new UiSelector().clickable(false)')98      .then(function (els) {99        els.length.should.be.above(0);100        return els.length;101      });102    var both =103      driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true); new UiSelector().clickable(false);')104      .then(function (els) {105        return els.length;106      });107    Q.all([clickable, notClickable, both]).then(function (vals) {108      var clickable = vals[0];109      var notClickable = vals[1];110      var both = vals[2];111      both.should.equal(clickable + notClickable);112    }).nodeify(done);113  });114  it('should remove duplicates when using multiple selectors', function (done) {115    var clickable = driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true)').then(function (els) {116      els.length.should.be.above(0);117      return els.length;118    }).fail(console.log);119    var clickableClickable = driver.elementsByAndroidUIAutomator('new UiSelector().clickable(true); new UiSelector().clickable(true);').then(function (els) {120      els.length.should.be.above(0);121      return els.length;122    }).fail(console.log);123    Q.all([clickable, clickableClickable]).then(function (vals) {124      vals[0].should.equal(vals[1]);125    }).nodeify(done);126  });127  it('should find an element in the second selector if the first finds no elements', function (done) {128    driver.elementByAndroidUIAutomator('new UiSelector().className("not.a.class"); new UiSelector().className("android.widget.TextView")')129    .then(function (el) {130      el.should.exist;131    }).nodeify(done);132  });133  it('should scroll to, and return elements using UiScrollable', function (done) {134    driver.elementByAndroidUIAutomator('new UiScrollable(new UiSelector().scrollable(true).instance(0)).scrollIntoView(new UiSelector().text("Views").instance(0))')135    .text()136    .then(function (text) {137      text.should.equal("Views");138    }).nodeify(done);139  });140  it('should allow chaining UiScrollable methods', function (done) {141    driver.elementByAndroidUIAutomator('new UiScrollable(new UiSelector().scrollable(true).instance(0)).setMaxSearchSwipes(10).scrollIntoView(new UiSelector().text("Views").instance(0))')142    .text()143    .then(function (text) {144      text.should.equal("Views");145    }).nodeify(done);146  });147  it('should allow UiScrollable scrollIntoView', function (done) {148    driver.elementByAndroidUIAutomator('new UiScrollable(new UiSelector().scrollable(true).instance(0)).scrollIntoView(new UiSelector().text("Views").instance(0));')149    .text()150    .then(function (text) {151      text.should.equal("Views");152    }).nodeify(done);153  });154  it('should error reasonably if a UiScrollable does not return a UiObject', function (done) {155    driver.elementByAndroidUIAutomator('new UiScrollable(new UiSelector().scrollable(true).instance(0)).setMaxSearchSwipes(10)')156    .should.be.rejectedWith(/status: 9/)157    .nodeify(done);158  });...

1"use strict";2var env = require('../../../../helpers/env')3  , ADB = require('appium-adb')4  , setup = require("../../../common/setup-base")5  , desired = require("../desired")6  , reset = require("../reset")7  , atv = 'android.widget.TextView';8describe("apidemo - find - basics", function () {9  var driver;10  var apiLevel = "0";11  var singleResourceId = "home";12  setup(this, desired).then(function (d) { driver = d; });13  before(function (done) {14    var adb = new ADB({});15    // the app behaves differently on different api levels when it comes to16    // which resource ids are available for testing, so we switch here to make17    // sure we're using the right resource id below18    adb.getApiLevel(function (err, level) {19      if (err) return done(err);20      apiLevel = level;21      if (apiLevel >= "21") {22        singleResourceId = "decor_content_parent";23      }24      done();25    });26  });27  if (env.FAST_TESTS) {28    beforeEach(function () {29      return reset(driver);30    });31  }32  it('should find a single element by content-description', function (done) {33    driver34      .elementByName("Animation").text().should.become("Animation")35      .nodeify(done);36  });37  it('should find an element by class name', function (done) {38    driver39      .elementByClassName("android.widget.TextView").text().should.become("API Demos")40      .nodeify(done);41  });42  it('should find multiple elements by class name', function (done) {43    driver44      .elementsByClassName("android.widget.TextView")45        .should.eventually.have.length.at.least(10)46      .nodeify(done);47  });48  it('should not find an element that doesnt exist', function (done) {49    driver50      .elementByClassName("blargimarg").should.be.rejectedWith(/status: 7/)51      .nodeify(done);52  });53  it('should not find multiple elements that doesnt exist', function (done) {54    driver55      .elementsByClassName("blargimarg").should.eventually.have.length(0)56      .nodeify(done);57  });58  it('should fail on empty locator', function (done) {59    driver.elementsByClassName("")60      .catch(function (err) { throw err.data; }).should.be.rejectedWith(/selector/)61      .elementsByClassName(atv).should.eventually.exist62      .nodeify(done);63  });64  // TODO: The new version of ApiDemo doesn't use id, find a better example.65  it('should find a single element by id @skip-android-all', function (done) {66    driver67      .complexFind(["scroll", [[3, "views"]], [[7, "views"]]]).click()68      .elementByXPath("//android.widget.TextView[@text='Buttons']").click()69      .elementById("buttons_1_normal").text().should.become("Normal")70      .nodeify(done);71  });72  // TODO: The new version of ApiDemo doesn't use id, find a better example.73  it('should find a single element by string id @skip-android-all', function (done) {74    driver75      .elementById("activity_sample_code").text().should.become("API Demos")76      .nodeify(done);77  });78  it('should find a single element by resource-id', function (done) {79    driver80      .elementById('android:id/' + singleResourceId).should.eventually.exist81      .nodeify(done);82  });83  it('should find multiple elements by resource-id', function (done) {84    driver85      .elementsById('android:id/text1')86        .should.eventually.have.length.at.least(10)87      .nodeify(done);88  });89  it('should find multiple elements by resource-id even when theres just one', function (done) {90    driver91      .elementsById('android:id/' + singleResourceId)92      .then(function (els) {93        els.length.should.equal(1);94      })95      .nodeify(done);96  });97  it('should find a single element by resource-id with implicit package', function (done) {98    driver99      .elementById(singleResourceId).should.eventually.exist100      .nodeify(done);101  });102  it('should find multiple elements by resource-id with implicit package', function (done) {103    driver104      .elementsById('text1')105        .should.eventually.have.length.at.least(10)106      .nodeify(done);107  });108  it('should find multiple elements by resource-id  with implicit package even when theres just one', function (done) {109    driver110      .elementsById(singleResourceId)111      .then(function (els) {112        els.length.should.equal(1);113      })114      .nodeify(done);115  });...

...50    assert.isAbove(windowElements.length, 1);51  });52  it('should find elements by NSPredicateString', async function () {53    // This is an IOS-specific selector strategy. See https://developer.apple.com/library/content/documentation/Cocoa/Conceptual/Predicates/Articles/pSyntax.html for reference54    const allVisibleElements = await driver.elements('-ios predicate string', 'visible = 1');55    assert.isAbove(allVisibleElements.length, 1);56  });57  it('should find elements by class chain', async function () {58    // This is also an IOS-specific selector strategy. Similar to XPath. This is recommended over XPath.59    const windowElement = await driver.elements('-ios class chain', 'XCUIElementTypeWindow[1]/*');60    assert.equal(windowElement.length, 3);61  });62  it('should find elements by XPath', async function () {63    // Can find source xml by calling `driver.source()`64    // Note that XPath is not recommended due to major performance issues65    const buttons = await driver.elementsByXPath('//XCUIElementTypeWindow//XCUIElementTypeButton');66    assert.isAbove(buttons.length, 1, 'Should have more than one button');67  });...

1/*2    Control cascading flow processes3*/4function CascadingHub(name, cbfx, manager) {5    this.name = name;    6    this.centralHub = manager;7    this.event={8        onDataReceived:cbfx?cbfx:function(){}9    }10}11CascadingFlow.prototype.on = function(eventName,fx) {12    fx?this.events[eventName] = fx:0;13}14CascadingHub.prototype.sendData = function (data) {15    this.centralHub.sendData(this, data);16}17CascadingHub.prototype.clearData = function () {18    this.sendData();19}20function CascadingFlow(init) {21    this.hubs = [];22    this.cascadingList = [];23    this.init = init;24    this.events = {25        flowChanged:function(){}26    };27}28CascadingFlow.prototype.createHub = function (name, cbfx) {29    let idx = this.hubs.findIndex(function (hub, name) {30        return hub.name === name;31    })32    if (idx >= 0)33        throw name + " is already registered";34    let h = new CascadingHub(name, cbfx, this);35    this.hubs.push(h)36    return h;37}38CascadingFlow.prototype.sendData = function (hub, data) {39    let idx = this.cascadingList.findIndex(function (e) {40        return hub === e.hub;41    })42    let driverHubIdx = -1;43    let notifiableHubs = []44    let driverElements = []45    if(idx<0 && data===undefined)46        return;47    if (idx >= 0) // Exists in cascading list48    {49        driverHubIdx = idx;50        let e = this.cascadingList[idx]51        if (data === undefined) {52            //driverHubs will start from 0 to a hub before this removing hub53            driverHubIdx--;54            //remove this hub from order list55            this.cascadingList.splice(idx, 1);56        }57        else {58            e.data = data;59        }60        //Want to make sure if we remove top element then our driverHubs will 61        //start from 0 to end62        driverHubIdx < 0 ? driverHubIdx = this.cascadingList.length - 1 : driverHubIdx;63    }64    else // Not yet there65    {   66        driverHubIdx = this.cascadingList.length;     67        this.cascadingList.push({ hub, data });        68    }69    //Get a list of driverHubs70    //driverHubs are hubs which participating in determining behaviors of notifiableHubs 71    this.cascadingList.every(function (e, i) {72        if (i <= driverHubIdx) {73            driverElements.push(e)74            return true;75        }76        return false;77    })78    //Find the notifiableHubs79    this.hubs.forEach(function (h) {80        if (!driverElements.find(function (dh) {81            return dh.hub === h82        })) notifiableHubs.push(h)83    })84    this.__boardcastHub(driverElements, notifiableHubs)85}86CascadingFlow.prototype.__boardcastHub = function (driverElements, notifiableHubs) {87    ///TODOS88    this.events.flowChanged(driverElements, notifiableHubs)89}90CascadingFlow.prototype.on = function (name, fx) {91    fx?this.events[name] = fx:0...

1import chai from 'chai';2import chaiAsPromised from 'chai-as-promised';3import { APIDEMOS_CAPS } from '../../desired';4import { initDriver } from '../../helpers/session';5chai.should();6chai.use(chaiAsPromised);7describe('Find - basic', function () {8  let driver;9  let singleResourceId = 'decor_content_parent';10  before(async function () {11    driver = await initDriver(APIDEMOS_CAPS);12  });13  after(async function () {14    await driver.quit();15  });16  it('should find a single element by content-description', async function () {17    let el = await driver.elementByAccessibilityId('Animation');18    await el.text().should.eventually.equal('Animation');19  });20  it('should find an element by class name', async function () {21    let el = await driver.elementByClassName('android.widget.TextView');22    const text = await el.text();23    text.toLowerCase().should.equal('api demos');24  });25  it('should find multiple elements by class name', async function () {26    await driver.elementsByClassName('android.widget.TextView')27      .should.eventually.have.length.at.least(10);28  });29  it('should not find multiple elements that doesnt exist', async function () {30    await driver.elementsByClassName('blargimarg')31      .should.eventually.have.length(0);32  });33  it('should fail on empty locator', async function () {34    await driver.elementsByClassName('').should.be.rejectedWith(/selector/);35  });36  it('should find a single element by resource-id', async function () {37    await driver.elementById(`android:id/${singleResourceId}`)38      .should.eventually.exist;39  });40  it('should find multiple elements by resource-id', async function () {41    await driver.elementsById('android:id/text1')42      .should.eventually.have.length.at.least(10);43  });44  it('should find multiple elements by resource-id even when theres just one', async function () {45    await driver.elementsById(`android:id/${singleResourceId}`)46      .should.eventually.have.length(1);47  });48  describe('implicit wait', function () {49    let implicitWaitTimeout = 5000;50    before(async function () {51      await driver.setImplicitWaitTimeout(implicitWaitTimeout);52    });53    it('should respect implicit wait with multiple elements', async function () {54      let beforeMs = Date.now();55      await driver.elementsById('there_is_nothing_called_this')56        .should.eventually.have.length(0);57      let afterMs = Date.now();58      (afterMs - beforeMs).should.be.below(implicitWaitTimeout * 2);59    });60  });...