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emulator.spec.js

Source:emulator.spec.js

1/**2    Licensed to the Apache Software Foundation (ASF) under one3    or more contributor license agreements.  See the NOTICE file4    distributed with this work for additional information5    regarding copyright ownership.  The ASF licenses this file6    to you under the Apache License, Version 2.0 (the7    "License"); you may not use this file except in compliance8    with the License.  You may obtain a copy of the License at9    http://www.apache.org/licenses/LICENSE-2.010    Unless required by applicable law or agreed to in writing,11    software distributed under the License is distributed on an12    "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY13    KIND, either express or implied.  See the License for the14    specific language governing permissions and limitations15    under the License.16*/17const fs = require('fs');18const path = require('path');19const rewire = require('rewire');20const shelljs = require('shelljs');21const CordovaError = require('cordova-common').CordovaError;22const check_reqs = require('../../bin/templates/cordova/lib/check_reqs');23const superspawn = require('cordova-common').superspawn;24describe('emulator', () => {25    const EMULATOR_LIST = ['emulator-5555', 'emulator-5556', 'emulator-5557'];26    let emu;27    beforeEach(() => {28        emu = rewire('../../bin/templates/cordova/lib/emulator');29    });30    describe('list_images_using_avdmanager', () => {31        it('should properly parse details of SDK Tools 25.3.1 `avdmanager` output', () => {32            const avdList = fs.readFileSync(path.join('spec', 'fixtures', 'sdk25.3-avdmanager_list_avd.txt'), 'utf-8');33            spyOn(superspawn, 'spawn').and.returnValue(Promise.resolve(avdList));34            return emu.list_images_using_avdmanager().then(list => {35                expect(list).toBeDefined();36                expect(list[0].name).toEqual('nexus5-5.1');37                expect(list[0].target).toEqual('Android 5.1 (API level 22)');38                expect(list[1].device).toEqual('pixel (Google)');39                expect(list[2].abi).toEqual('default/x86_64');40            });41        });42    });43    describe('list_images_using_android', () => {44        it('should invoke `android` with the `list avd` command and _not_ the `list avds` command, as the plural form is not supported in some Android SDK Tools versions', () => {45            spyOn(superspawn, 'spawn').and.returnValue(new Promise(() => {}, () => {}));46            emu.list_images_using_android();47            expect(superspawn.spawn).toHaveBeenCalledWith('android', ['list', 'avd']);48        });49        it('should properly parse details of SDK Tools pre-25.3.1 `android list avd` output', () => {50            const avdList = fs.readFileSync(path.join('spec', 'fixtures', 'sdk25.2-android_list_avd.txt'), 'utf-8');51            spyOn(superspawn, 'spawn').and.returnValue(Promise.resolve(avdList));52            return emu.list_images_using_android().then(list => {53                expect(list).toBeDefined();54                expect(list[0].name).toEqual('QWR');55                expect(list[0].device).toEqual('Nexus 5 (Google)');56                expect(list[0].path).toEqual('/Users/shazron/.android/avd/QWR.avd');57                expect(list[0].target).toEqual('Android 7.1.1 (API level 25)');58                expect(list[0].abi).toEqual('google_apis/x86_64');59                expect(list[0].skin).toEqual('1080x1920');60            });61        });62    });63    describe('list_images', () => {64        beforeEach(() => {65            spyOn(fs, 'realpathSync').and.callFake(cmd => cmd);66        });67        it('should try to parse AVD information using `avdmanager` first', () => {68            spyOn(shelljs, 'which').and.callFake(cmd => cmd === 'avdmanager');69            const avdmanager_spy = spyOn(emu, 'list_images_using_avdmanager').and.returnValue(Promise.resolve([]));70            return emu.list_images().then(() => {71                expect(avdmanager_spy).toHaveBeenCalled();72            });73        });74        it('should delegate to `android` if `avdmanager` cant be found and `android` can', () => {75            spyOn(shelljs, 'which').and.callFake(cmd => cmd !== 'avdmanager');76            const android_spy = spyOn(emu, 'list_images_using_android').and.returnValue(Promise.resolve([]));77            return emu.list_images().then(() => {78                expect(android_spy).toHaveBeenCalled();79            });80        });81        it('should correct api level information and fill in the blanks about api level if exists', () => {82            spyOn(shelljs, 'which').and.callFake(cmd => cmd === 'avdmanager');83            spyOn(emu, 'list_images_using_avdmanager').and.returnValue(Promise.resolve([84                {85                    name: 'Pixel_7.0',86                    device: 'pixel (Google)',87                    path: '/Users/maj/.android/avd/Pixel_7.0.avd',88                    abi: 'google_apis/x86_64',89                    target: 'Android 7.0 (API level 24)'90                }, {91                    name: 'Pixel_8.0',92                    device: 'pixel (Google)',93                    path: '/Users/maj/.android/avd/Pixel_8.0.avd',94                    abi: 'google_apis/x86',95                    target: 'Android API 26'96                }97            ]));98            return emu.list_images().then(avds => {99                expect(avds[1].target).toContain('Android 8');100                expect(avds[1].target).toContain('API level 26');101            });102        });103        it('should throw an error if neither `avdmanager` nor `android` are able to be found', () => {104            spyOn(shelljs, 'which').and.returnValue(false);105            return emu.list_images().then(106                () => fail('Unexpectedly resolved'),107                err => {108                    expect(err).toBeDefined();109                    expect(err.message).toContain('Could not find either `android` or `avdmanager`');110                }111            );112        });113    });114    describe('best_image', () => {115        let target_mock;116        beforeEach(() => {117            spyOn(emu, 'list_images');118            target_mock = spyOn(check_reqs, 'get_target').and.returnValue('android-26');119        });120        it('should return undefined if there are no defined AVDs', () => {121            emu.list_images.and.returnValue(Promise.resolve([]));122            return emu.best_image().then(best_avd => {123                expect(best_avd).toBeUndefined();124            });125        });126        it('should return the first available image if there is no available target information for existing AVDs', () => {127            const fake_avd = { name: 'MyFakeAVD' };128            const second_fake_avd = { name: 'AnotherAVD' };129            emu.list_images.and.returnValue(Promise.resolve([fake_avd, second_fake_avd]));130            return emu.best_image().then(best_avd => {131                expect(best_avd).toBe(fake_avd);132            });133        });134        it('should return the first AVD for the API level that matches the project target', () => {135            target_mock.and.returnValue('android-25');136            const fake_avd = { name: 'MyFakeAVD', target: 'Android 7.0 (API level 24)' };137            const second_fake_avd = { name: 'AnotherAVD', target: 'Android 7.1 (API level 25)' };138            const third_fake_avd = { name: 'AVDThree', target: 'Android 8.0 (API level 26)' };139            emu.list_images.and.returnValue(Promise.resolve([fake_avd, second_fake_avd, third_fake_avd]));140            return emu.best_image().then(best_avd => {141                expect(best_avd).toBe(second_fake_avd);142            });143        });144        it('should return the AVD with API level that is closest to the project target API level, without going over', () => {145            target_mock.and.returnValue('android-26');146            const fake_avd = { name: 'MyFakeAVD', target: 'Android 7.0 (API level 24)' };147            const second_fake_avd = { name: 'AnotherAVD', target: 'Android 7.1 (API level 25)' };148            const third_fake_avd = { name: 'AVDThree', target: 'Android 99.0 (API level 134)' };149            emu.list_images.and.returnValue(Promise.resolve([fake_avd, second_fake_avd, third_fake_avd]));150            return emu.best_image().then(best_avd => {151                expect(best_avd).toBe(second_fake_avd);152            });153        });154        it('should not try to compare API levels when an AVD definition is missing API level info', () => {155            emu.list_images.and.returnValue(Promise.resolve([{156                name: 'Samsung_S8_API_26',157                device: 'Samsung S8+ (User)',158                path: '/Users/daviesd/.android/avd/Samsung_S8_API_26.avd',159                abi: 'google_apis/x86',160                target: 'Android 8.0'161            }]));162            return emu.best_image().then(best_avd => {163                expect(best_avd).toBeDefined();164            });165        });166    });167    describe('list_started', () => {168        it('should call adb devices with the emulators flag', () => {169            const AdbSpy = jasmine.createSpyObj('Adb', ['devices']);170            AdbSpy.devices.and.returnValue(Promise.resolve());171            emu.__set__('Adb', AdbSpy);172            return emu.list_started().then(() => {173                expect(AdbSpy.devices).toHaveBeenCalledWith({ emulators: true });174            });175        });176    });177    describe('get_available_port', () => {178        let emus;179        beforeEach(() => {180            emus = [];181            spyOn(emu, 'list_started').and.returnValue(Promise.resolve(emus));182        });183        it('should find the closest available port below 5584 for the emulator', () => {184            const lowestUsedPort = 5565;185            for (let i = 5584; i >= lowestUsedPort; i--) {186                emus.push(`emulator-${i}`);187            }188            return emu.get_available_port().then(port => {189                expect(port).toBe(lowestUsedPort - 1);190            });191        });192        it('should throw an error if no port is available between 5554 and 5584', () => {193            for (let i = 5584; i >= 5554; i--) {194                emus.push(`emulator-${i}`);195            }196            return emu.get_available_port().then(197                () => fail('Unexpectedly resolved'),198                err => {199                    expect(err).toEqual(jasmine.any(CordovaError));200                }201            );202        });203    });204    describe('start', () => {205        const port = 5555;206        let emulator;207        let AdbSpy;208        let checkReqsSpy;209        let childProcessSpy;210        let shellJsSpy;211        beforeEach(() => {212            emulator = {213                name: 'Samsung_S8_API_26',214                device: 'Samsung S8+ (User)',215                path: '/Users/daviesd/.android/avd/Samsung_S8_API_26.avd',216                abi: 'google_apis/x86',217                target: 'Android 8.0'218            };219            AdbSpy = jasmine.createSpyObj('Adb', ['shell']);220            AdbSpy.shell.and.returnValue(Promise.resolve());221            emu.__set__('Adb', AdbSpy);222            checkReqsSpy = jasmine.createSpyObj('create_reqs', ['getAbsoluteAndroidCmd']);223            emu.__set__('check_reqs', checkReqsSpy);224            childProcessSpy = jasmine.createSpyObj('child_process', ['spawn']);225            childProcessSpy.spawn.and.returnValue(jasmine.createSpyObj('spawnFns', ['unref']));226            emu.__set__('child_process', childProcessSpy);227            spyOn(emu, 'get_available_port').and.returnValue(Promise.resolve(port));228            spyOn(emu, 'wait_for_emulator').and.returnValue(Promise.resolve('randomname'));229            spyOn(emu, 'wait_for_boot').and.returnValue(Promise.resolve());230            // Prevent pollution of the test logs231            const proc = emu.__get__('process');232            spyOn(proc.stdout, 'write').and.stub();233            shellJsSpy = jasmine.createSpyObj('shelljs', ['which']);234            shellJsSpy.which.and.returnValue('/dev/android-sdk/tools');235            emu.__set__('shelljs', shellJsSpy);236        });237        it('should find an emulator if an id is not specified', () => {238            spyOn(emu, 'best_image').and.returnValue(Promise.resolve(emulator));239            return emu.start().then(() => {240                // This is the earliest part in the code where we can hook in and check241                // the emulator that has been selected.242                const spawnArgs = childProcessSpy.spawn.calls.argsFor(0);243                expect(spawnArgs[1]).toContain(emulator.name);244            });245        });246        it('should use the specified emulator', () => {247            spyOn(emu, 'best_image');248            return emu.start(emulator.name).then(() => {249                expect(emu.best_image).not.toHaveBeenCalled();250                const spawnArgs = childProcessSpy.spawn.calls.argsFor(0);251                expect(spawnArgs[1]).toContain(emulator.name);252            });253        });254        it('should throw an error if no emulator is specified and no default is found', () => {255            spyOn(emu, 'best_image').and.returnValue(Promise.resolve());256            return emu.start().then(257                () => fail('Unexpectedly resolved'),258                err => {259                    expect(err).toEqual(jasmine.any(CordovaError));260                }261            );262        });263        it('should unlock the screen after the emulator has booted', () => {264            emu.wait_for_emulator.and.returnValue(Promise.resolve(emulator.name));265            emu.wait_for_boot.and.returnValue(Promise.resolve(true));266            return emu.start(emulator.name).then(() => {267                expect(emu.wait_for_emulator).toHaveBeenCalledBefore(AdbSpy.shell);268                expect(emu.wait_for_boot).toHaveBeenCalledBefore(AdbSpy.shell);269                expect(AdbSpy.shell).toHaveBeenCalledWith(emulator.name, 'input keyevent 82');270            });271        });272        it('should resolve with the emulator id after the emulator has started', () => {273            emu.wait_for_emulator.and.returnValue(Promise.resolve(emulator.name));274            emu.wait_for_boot.and.returnValue(Promise.resolve(true));275            return emu.start(emulator.name).then(emulatorId => {276                expect(emulatorId).toBe(emulator.name);277            });278        });279        it('should resolve with null if starting the emulator times out', () => {280            emu.wait_for_emulator.and.returnValue(Promise.resolve(emulator.name));281            emu.wait_for_boot.and.returnValue(Promise.resolve(false));282            return emu.start(emulator.name).then(emulatorId => {283                expect(emulatorId).toBe(null);284            });285        });286    });287    describe('wait_for_emulator', () => {288        const port = 5656;289        const expectedEmulatorId = `emulator-${port}`;290        let AdbSpy;291        beforeEach(() => {292            AdbSpy = jasmine.createSpyObj('Adb', ['shell']);293            AdbSpy.shell.and.returnValue(Promise.resolve());294            emu.__set__('Adb', AdbSpy);295            spyOn(emu, 'wait_for_emulator').and.callThrough();296        });297        it('should resolve with the emulator id if the emulator has completed boot', () => {298            AdbSpy.shell.and.callFake((emulatorId, shellArgs) => {299                expect(emulatorId).toBe(expectedEmulatorId);300                expect(shellArgs).toContain('getprop dev.bootcomplete');301                return Promise.resolve('1'); // 1 means boot is complete302            });303            return emu.wait_for_emulator(port).then(emulatorId => {304                expect(emulatorId).toBe(expectedEmulatorId);305            });306        });307        it('should call itself again if the emulator is not ready', () => {308            AdbSpy.shell.and.returnValues(309                Promise.resolve('0'),310                Promise.resolve('0'),311                Promise.resolve('1')312            );313            return emu.wait_for_emulator(port).then(() => {314                expect(emu.wait_for_emulator).toHaveBeenCalledTimes(3);315            });316        });317        it('should call itself again if shell fails for a known reason', () => {318            AdbSpy.shell.and.returnValues(319                Promise.reject({ message: 'device not found' }),320                Promise.reject({ message: 'device offline' }),321                Promise.reject({ message: 'device still connecting' }),322                Promise.resolve('1')323            );324            return emu.wait_for_emulator(port).then(() => {325                expect(emu.wait_for_emulator).toHaveBeenCalledTimes(4);326            });327        });328        it('should throw an error if shell fails for an unknown reason', () => {329            const errorMessage = { message: 'Some unknown error' };330            AdbSpy.shell.and.returnValue(Promise.reject(errorMessage));331            return emu.wait_for_emulator(port).then(332                () => fail('Unexpectedly resolved'),333                err => {334                    expect(err).toBe(errorMessage);335                }336            );337        });338    });339    describe('wait_for_boot', () => {340        const port = 5656;341        const emulatorId = `emulator-${port}`;342        const psOutput = `343            root      1     0     8504   1512  SyS_epoll_ 00000000 S /init344            u0_a1     2044  1350  1423452 47256 SyS_epoll_ 00000000 S android.process.acore345            u0_a51    2963  1350  1417724 37492 SyS_epoll_ 00000000 S com.google.process.gapps346        `;347        let AdbSpy;348        beforeEach(() => {349            // If we use Jasmine's fake clock, we need to re-require the target module,350            // or else it will not work.351            jasmine.clock().install();352            emu = rewire('../../bin/templates/cordova/lib/emulator');353            AdbSpy = jasmine.createSpyObj('Adb', ['shell']);354            emu.__set__('Adb', AdbSpy);355            spyOn(emu, 'wait_for_boot').and.callThrough();356            // Stop the logs from being polluted357            const proc = emu.__get__('process');358            spyOn(proc.stdout, 'write').and.stub();359        });360        afterEach(() => {361            jasmine.clock().uninstall();362        });363        it('should resolve with true if the system has booted', () => {364            AdbSpy.shell.and.callFake((emuId, shellArgs) => {365                expect(emuId).toBe(emulatorId);366                expect(shellArgs).toContain('ps');367                return Promise.resolve(psOutput);368            });369            return emu.wait_for_boot(emulatorId).then(isReady => {370                expect(isReady).toBe(true);371            });372        });373        it('should should check boot status at regular intervals until ready', () => {374            const retryInterval = emu.__get__('CHECK_BOOTED_INTERVAL');375            const RETRIES = 10;376            let shellPromise = Promise.resolve('');377            AdbSpy.shell.and.returnValue(shellPromise);378            const waitPromise = emu.wait_for_boot(emulatorId);379            let attempts = 0;380            function tickTimer () {381                shellPromise.then(() => {382                    if (attempts + 1 === RETRIES) {383                        AdbSpy.shell.and.returnValue(Promise.resolve(psOutput));384                        jasmine.clock().tick(retryInterval);385                    } else {386                        attempts++;387                        shellPromise = Promise.resolve('');388                        AdbSpy.shell.and.returnValue(shellPromise);389                        jasmine.clock().tick(retryInterval);390                        tickTimer();391                    }392                });393            }394            tickTimer();395            // After all the retries and eventual success, this is called396            return waitPromise.then(isReady => {397                expect(isReady).toBe(true);398                expect(emu.wait_for_boot).toHaveBeenCalledTimes(RETRIES + 1);399            });400        });401        it('should should check boot status at regular intervals until timeout', () => {402            const retryInterval = emu.__get__('CHECK_BOOTED_INTERVAL');403            const TIMEOUT = 9000;404            const expectedRetries = Math.floor(TIMEOUT / retryInterval);405            let shellPromise = Promise.resolve('');406            AdbSpy.shell.and.returnValue(shellPromise);407            const waitPromise = emu.wait_for_boot(emulatorId, TIMEOUT);408            let attempts = 0;409            function tickTimer () {410                shellPromise.then(() => {411                    attempts++;412                    shellPromise = Promise.resolve('');413                    AdbSpy.shell.and.returnValue(shellPromise);414                    jasmine.clock().tick(retryInterval);415                    if (attempts < expectedRetries) {416                        tickTimer();417                    }418                });419            }420            tickTimer();421            // After all the retries and eventual success, this is called422            return waitPromise.then(isReady => {423                expect(isReady).toBe(false);424                expect(emu.wait_for_boot).toHaveBeenCalledTimes(expectedRetries + 1);425            });426        });427    });428    describe('resolveTarget', () => {429        const arch = 'arm7-test';430        beforeEach(() => {431            const buildSpy = jasmine.createSpyObj('build', ['detectArchitecture']);432            buildSpy.detectArchitecture.and.returnValue(Promise.resolve(arch));433            emu.__set__('build', buildSpy);434            spyOn(emu, 'list_started').and.returnValue(Promise.resolve(EMULATOR_LIST));435        });436        it('should throw an error if there are no running emulators', () => {437            emu.list_started.and.returnValue(Promise.resolve([]));438            return emu.resolveTarget().then(439                () => fail('Unexpectedly resolved'),440                err => {441                    expect(err).toEqual(jasmine.any(CordovaError));442                }443            );444        });445        it('should throw an error if the requested emulator is not running', () => {446            const targetEmulator = 'unstarted-emu';447            return emu.resolveTarget(targetEmulator).then(448                () => fail('Unexpectedly resolved'),449                err => {450                    expect(err.message).toContain(targetEmulator);451                }452            );453        });454        it('should return info on the first running emulator if none is specified', () => {455            return emu.resolveTarget().then(emulatorInfo => {456                expect(emulatorInfo.target).toBe(EMULATOR_LIST[0]);457            });458        });459        it('should return the emulator info', () => {460            return emu.resolveTarget(EMULATOR_LIST[1]).then(emulatorInfo => {461                expect(emulatorInfo).toEqual({ target: EMULATOR_LIST[1], arch, isEmulator: true });462            });463        });464    });465    describe('install', () => {466        let AndroidManifestSpy;467        let AndroidManifestFns;468        let AndroidManifestGetActivitySpy;469        let AdbSpy;470        let buildSpy;471        let childProcessSpy;472        let target;473        beforeEach(() => {474            target = { target: EMULATOR_LIST[1], arch: 'arm7', isEmulator: true };475            buildSpy = jasmine.createSpyObj('build', ['findBestApkForArchitecture']);476            emu.__set__('build', buildSpy);477            AndroidManifestFns = jasmine.createSpyObj('AndroidManifestFns', ['getPackageId', 'getActivity']);478            AndroidManifestGetActivitySpy = jasmine.createSpyObj('getActivity', ['getName']);479            AndroidManifestFns.getActivity.and.returnValue(AndroidManifestGetActivitySpy);480            AndroidManifestSpy = jasmine.createSpy('AndroidManifest').and.returnValue(AndroidManifestFns);481            emu.__set__('AndroidManifest', AndroidManifestSpy);482            AdbSpy = jasmine.createSpyObj('Adb', ['shell', 'start', 'uninstall']);483            AdbSpy.shell.and.returnValue(Promise.resolve());484            AdbSpy.start.and.returnValue(Promise.resolve());485            AdbSpy.uninstall.and.returnValue(Promise.resolve());486            emu.__set__('Adb', AdbSpy);487            childProcessSpy = jasmine.createSpyObj('child_process', ['exec']);488            childProcessSpy.exec.and.callFake((cmd, opts, callback) => callback());489            emu.__set__('child_process', childProcessSpy);490        });491        it('should get the full target object if only id is specified', () => {492            const targetId = target.target;493            spyOn(emu, 'resolveTarget').and.returnValue(Promise.resolve(target));494            return emu.install(targetId, {}).then(() => {495                expect(emu.resolveTarget).toHaveBeenCalledWith(targetId);496            });497        });498        it('should install to the passed target', () => {499            return emu.install(target, {}).then(() => {500                const execCmd = childProcessSpy.exec.calls.argsFor(0)[0];501                expect(execCmd).toContain(`-s ${target.target} install`);502            });503        });504        it('should install the correct apk based on the architecture and build results', () => {505            const buildResults = {506                apkPaths: 'path/to/apks',507                buildType: 'debug',508                buildMethod: 'foo'509            };510            const apkPath = 'my/apk/path/app.apk';511            buildSpy.findBestApkForArchitecture.and.returnValue(apkPath);512            return emu.install(target, buildResults).then(() => {513                expect(buildSpy.findBestApkForArchitecture).toHaveBeenCalledWith(buildResults, target.arch);514                const execCmd = childProcessSpy.exec.calls.argsFor(0)[0];515                expect(execCmd).toMatch(new RegExp(`install.*${apkPath}`));516            });517        });518        it('should uninstall and reinstall app if failure is due to different certificates', () => {519            let execAlreadyCalled;520            childProcessSpy.exec.and.callFake((cmd, opts, callback) => {521                if (!execAlreadyCalled) {522                    execAlreadyCalled = true;523                    callback(null, 'Failure: INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES');524                } else {525                    callback();526                }527            });528            return emu.install(target, {}).then(() => {529                expect(childProcessSpy.exec).toHaveBeenCalledTimes(2);530                expect(AdbSpy.uninstall).toHaveBeenCalled();531            });532        });533        it('should throw any error not caused by different certificates', () => {534            const errorMsg = 'Failure: Failed to install';535            childProcessSpy.exec.and.callFake((cmd, opts, callback) => {536                callback(null, errorMsg);537            });538            return emu.install(target, {}).then(539                () => fail('Unexpectedly resolved'),540                err => {541                    expect(err).toEqual(jasmine.any(CordovaError));542                    expect(err.message).toContain(errorMsg);543                }544            );545        });546        it('should unlock the screen on device', () => {547            return emu.install(target, {}).then(() => {548                expect(AdbSpy.shell).toHaveBeenCalledWith(target.target, 'input keyevent 82');549            });550        });551        it('should start the newly installed app on the device', () => {552            const packageId = 'unittestapp';553            const activityName = 'TestActivity';554            AndroidManifestFns.getPackageId.and.returnValue(packageId);555            AndroidManifestGetActivitySpy.getName.and.returnValue(activityName);556            return emu.install(target, {}).then(() => {557                expect(AdbSpy.start).toHaveBeenCalledWith(target.target, `${packageId}/.${activityName}`);558            });559        });560    });...

bse.js

Source:bse.js

1/*2Library homepage: https://github.com/Metafalica/background-size-emu3This library is result of my intellectual work.4I (the author, named Konstantin Izofatov, living in Russia, metafalica@gmx.com) grant you (the user) permissions5to use BgSzEmu.prototype library in any kind of projects (free, paid, etc) and modify it in any way.6However, it's forbidden to sell this library alone (as it is).	7	8This library provided "AS IS". I am not responsible for any damages that you can receive from using it.9Use it on your own risk.10	11This notice should not be removed.12*/13(function ()14{15    function BgSzEmu()16    {17        BgSzEmu.prototype.imageSizeCalculationModeIsBugged = true;18        BgSzEmu.prototype.elemsOnPrevCheck = null;19        //that gif from background-size-polyfill is sure shorter... but meh... it's not mine :P20        BgSzEmu.prototype.transparentSinglePixel = "url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAABGdBTUEAALGPC/xhBQAAAAlwSFlzAAAOwwAADsMBx2+oZAAAABh0RVh0U29mdHdhcmUAcGFpbnQubmV0IDQuMC4zjOaXUAAAAA1JREFUGFdjYGBgYAAAAAUAAYoz4wAAAAAASUVORK5CYII=)";21    }22    BgSzEmu.prototype.scanElems = function ()23    {24        if (!BgSzEmu.prototype.IsIE() || !BgSzEmu.prototype.IsBadIE())25            return;26        if (document.body)27        {28            var curr_elems = new Array();29            BgSzEmu.prototype.getElemsIn(null, curr_elems);30            if (!BgSzEmu.prototype.elemsOnPrevCheck)31            {32                BgSzEmu.prototype.elemsOnPrevCheck = curr_elems.slice(0);33                BgSzEmu.prototype.activateBgSzFixer();34            }35            else36            {37                for (var i = 0; i < curr_elems.length; i++)38                    if (BgSzEmu.prototype.isObjectInArray(curr_elems[i], BgSzEmu.prototype.elemsOnPrevCheck))39                    {40                        if (!curr_elems[i].junkData)41                            continue;42                        var available_size = BgSzEmu.prototype.getAvailableAreaSizeIn(curr_elems[i], BgSzEmu.prototype.imageSizeCalculationModeIsBugged);43                        if (curr_elems[i].junkData.lastSize && (curr_elems[i].junkData.lastSize.width != available_size.width || curr_elems[i].junkData.lastSize.height != available_size.height))44                            BgSzEmu.prototype.fixBgFor(curr_elems[i]);45                    }46                    else47                    {48                        var curr_bg_img = curr_elems[i].style.backgroundImage || curr_elems[i].style.getAttribute("background-image");49                        if (curr_bg_img && !curr_elems[i].junkData)50                            BgSzEmu.prototype.fixBgFor(curr_elems[i]);51                    }52                BgSzEmu.prototype.elemsOnPrevCheck = curr_elems.slice(0);53            }54        }55        setTimeout(BgSzEmu.prototype.scanElems, 500);56    };57    BgSzEmu.prototype.activateBgSzFixer = function ()58    {59        if (!BgSzEmu.prototype.IsIE() || !BgSzEmu.prototype.IsBadIE())60            return;61        BgSzEmu.prototype.fixBgsRecursiveIn(null);62        window.onresize = BgSzEmu.prototype.handleResize;63    };64    BgSzEmu.prototype.fixBgsRecursiveIn = function (start_elem)65    {66        var curr_elem = start_elem ? start_elem : document.body;67        var bg_sz = curr_elem.style.backgroundSize || curr_elem.style.getAttribute("background-size");68        if (bg_sz)69            BgSzEmu.prototype.fixBgFor(curr_elem);70        for (var i = 0; i < curr_elem.children.length; i++)71            BgSzEmu.prototype.fixBgsRecursiveIn(curr_elem.children[i]);72    };73    BgSzEmu.prototype.handleResize = function ()74    {75        BgSzEmu.prototype.fixBgsRecursiveIn(null);76    };77    BgSzEmu.prototype.handlePropertyChange = function ()78    {79        var evt = window.event;80        var elem = evt.target || evt.srcElement;81        if (evt.propertyName == "onpropertychange" || !elem)82            return;83        if (evt.propertyName == "style.backgroundImage")84        {85            var bg_img = elem.style.backgroundImage || elem.style.getAttribute("background-image");86            if (BgSzEmu.prototype.stringContains(bg_img, BgSzEmu.prototype.transparentSinglePixel))87                return;88            else89                BgSzEmu.prototype.replaceBgImgFor(elem);90        }91        else if (BgSzEmu.prototype.startsWith(evt.propertyName, "style.background"))92            BgSzEmu.prototype.replaceBgImgFor(elem);93    };94    BgSzEmu.prototype.replaceBgImgFor = function (elem)95    {96        if (!BgSzEmu.prototype.elemCanHaveDivAsChildren(elem)) //can't deal with tags that do not support children97            return;98			99        var e_avl_sz = BgSzEmu.prototype.getAvailableAreaSizeIn(elem, BgSzEmu.prototype.imageSizeCalculationModeIsBugged)100        if (e_avl_sz.width == 0 || e_avl_sz.height == 0)101            return;			102        var prop_change_removed = false;103        if (elem.onpropertychange)104        {105            elem.onpropertychange = null;106            prop_change_removed = true;107        }108        var prev_backgroundImage = elem.style.backgroundImage || elem.style.getAttribute("background-image") || elem.background || elem.getAttribute("background");109        //var curr_backgroundSize = elem.style.backgroundSize || elem.style.getAttribute("background-size");110        if (BgSzEmu.prototype.stringContains(prev_backgroundImage, BgSzEmu.prototype.transparentSinglePixel))111        {112            BgSzEmu.prototype.fixBgFor(elem);113            if (prop_change_removed)114                elem.onpropertychange = BgSzEmu.prototype.handlePropertyChange;115            return;116        }117        if (!prev_backgroundImage)118        {119            if (elem.junkData)120            {121                elem.removeChild(elem.junkData.inner_div);122                elem.style.position = elem.junkData.orig_pos;123                elem.style.zIndex = elem.junkData.orig_zInd;124                elem.junkData = null;125            }126            if (prop_change_removed)127                elem.onpropertychange = BgSzEmu.prototype.handlePropertyChange;128            return;129        }130        BgSzEmu.prototype.getImgNaturalSizeAndPassToCallback(elem, prev_backgroundImage, BgSzEmu.prototype.continueBgReplaceFor);131    };132    BgSzEmu.prototype.continueBgReplaceFor = function (elem, prev_backgroundImage, img_natural_size)133    {134        var prev_zIndex = elem.style.zIndex;135        var prev_position = elem.style.position;136        if (img_natural_size.width == 0 && img_natural_size.height == 0) //bad img url?137        {138            if (prop_change_removed)139                elem.onpropertychange = BgSzEmu.prototype.handlePropertyChange;140            return;141        }142        elem.style.backgroundImage = BgSzEmu.prototype.transparentSinglePixel;143        if ("background" in elem)144            elem.background = BgSzEmu.prototype.transparentSinglePixel;145        if (!elem.style.position || elem.style.position == "static")146            elem.style.position = "relative";147        if (!elem.style.zIndex || elem.style.zIndex == "auto")148            elem.style.zIndex = 0;149        var div = document.createElement("div");150        var img = document.createElement("img");151        div.style.margin = 0;152        div.style.top = "0px";153        div.style.left = "0px";154        div.style.width = "100%";155        div.style.height = "100%";156        div.style.overflow = "hidden";157        //div.style.border = "dashed";158        //img.style.border = "double";159        div.style.zIndex = img.style.zIndex = -1;160        div.style.display = img.style.display = "block";161        div.style.position = img.style.position = "absolute";162        div.style.visibility = img.style.visibility = "inherit";163        img.alt = "";164        img.src = BgSzEmu.prototype.getPurePathFrom(prev_backgroundImage);165        if (elem.junkData)166        {167            elem.removeChild(elem.junkData.inner_div);168            elem.junkData = null;169        }170        var junkData = { orig_bgImg: prev_backgroundImage, orig_pos: prev_position, orig_zInd: prev_zIndex, inner_div: div, inner_img: img, inner_img_nat_size: img_natural_size };171        elem.junkData = junkData;172        div.appendChild(img);173        if (elem.firstChild)174            elem.insertBefore(div, elem.firstChild);175        else176            elem.appendChild(div);177        BgSzEmu.prototype.fixBgFor(elem);178        elem.onpropertychange = BgSzEmu.prototype.handlePropertyChange;179    };180    BgSzEmu.prototype.getImgNaturalSizeAndPassToCallback = function (elem, img_path, callback)181    {182        var pure_path = BgSzEmu.prototype.getPurePathFrom(img_path);183        var img = new Image();184        img.onload = function ()185        {186            var sz = { width: this.width, height: this.height };187            callback(elem, img_path, sz);188        };189        img.src = pure_path;190    };191    BgSzEmu.prototype.getAvailableAreaSizeIn = function (elem, get_elem_size_instead_of_inner_div)192    {193        var sz = null;194        if (get_elem_size_instead_of_inner_div || !elem.junkData)195            sz = { width: elem.clientWidth || elem.offsetWidth/* || elem.scrollWidth*/, height: elem.clientHeight || elem.offsetHeight/* || elem.scrollHeight*/ };196        else if (elem.junkData)197            sz = { width: elem.junkData.inner_div.offsetWidth, height: elem.junkData.inner_div.offsetHeight };198        return sz;199    };200    BgSzEmu.prototype.fixBgFor = function (elem)201    {202        var junkData = elem.junkData;203        var bg_sz = elem.style.backgroundSize || elem.style.getAttribute("background-size");204        if (junkData)205        {206            var available_size = BgSzEmu.prototype.getAvailableAreaSizeIn(elem, BgSzEmu.prototype.imageSizeCalculationModeIsBugged);207            var div_width = available_size.width;208            var div_height = available_size.height;209            var divRatio = div_width / div_height;210            elem.junkData.lastSize = available_size;211            if (BgSzEmu.prototype.imageSizeCalculationModeIsBugged)212            {213                junkData.inner_div.style.width = div_width + "px";214                junkData.inner_div.style.height = div_height + "px";215            }216            var img_nat_width = junkData.inner_img_nat_size.width;217            var img_nat_height = junkData.inner_img_nat_size.height;218            var img_curr_width = junkData.inner_img.width || junkData.inner_img.style.width;219            var img_curr_height = junkData.inner_img.height || junkData.inner_img.style.height;220            var imgRatio = (img_curr_width / img_curr_height) || (img_nat_width / img_nat_height);221            var new_img_top = "0px";222            var new_img_left = "0px";223            var new_img_width;224            var new_img_height;225            var elem_bg_pos = BgSzEmu.prototype.getElemBgPos(elem);226            if (bg_sz == "cover" || bg_sz == "contain")227            {228                if ((bg_sz == "cover" && divRatio > imgRatio) || (bg_sz == "contain" && imgRatio > divRatio))229                {230                    new_img_width = div_width;231                    new_img_height = (new_img_width * img_nat_height) / img_nat_width;232                    if (elem_bg_pos.v_pos.is_percents)233                        new_img_top = Math.floor((div_height - div_width / imgRatio) * elem_bg_pos.v_pos.value) + "px";234                }235                else236                {237                    new_img_height = div_height;238                    new_img_width = (img_nat_width * new_img_height) / img_nat_height;239                    if (elem_bg_pos.h_pos.is_percents)240                        new_img_left = Math.floor((div_width - div_height * imgRatio) * elem_bg_pos.h_pos.value) + "px";241                }242                //var img_width_diff = Math.abs(div_width - new_img_width);243                //var img_height_diff = Math.abs(div_height - new_img_height);244                //var pos_fixer = (bg_sz == "cover" ? -1 : 1);245                elem.junkData.inner_img.width = new_img_width;246                elem.junkData.inner_img.height = new_img_height;247                //elem.junkData.inner_img.style.left = (pos_fixer * (0 + (img_width_diff / 2))) + "px";248                //elem.junkData.inner_img.style.top = (pos_fixer * (0 + (img_height_diff / 2))) + "px";249                elem.junkData.inner_img.style.left = elem_bg_pos.h_pos.is_percents ? new_img_left : elem_bg_pos.h_pos.value;250                elem.junkData.inner_img.style.top = elem_bg_pos.v_pos.is_percents ? new_img_top : elem_bg_pos.v_pos.value;251            }252            else253            {254                var splitted_size = bg_sz.split(" ");255                var t_width = splitted_size[0];256                var t_height = splitted_size[1];257                if (t_width.toLowerCase() == "auto" && t_height.toLowerCase() == "auto")258                {259                    t_width = img_nat_width;260                    t_height = img_nat_height;261                }262                else if (t_width.toLowerCase() == "auto")263                {264                    elem.junkData.inner_img.style.height = t_height;265                    var just_set_height = elem.junkData.inner_img.clientHeight || elem.junkData.inner_img.offsetHeight/* || elem.junkData.inner_img.scrollHeight*/;266                    var width_to_set = (img_nat_width * just_set_height) / img_nat_height;267                    if (!width_to_set || width_to_set < 1)268                        width_to_set = 1;269                    elem.junkData.inner_img.width = width_to_set;270                }271                else if (t_height.toLowerCase() == "auto")272                {273                    elem.junkData.inner_img.style.width = t_width;274                    var just_set_width = elem.junkData.inner_img.clientWidth || elem.junkData.inner_img.offsetWidth/* || elem.junkData.inner_img.scrollWidth*/;275                    var height_to_set = (just_set_width * img_nat_height) / img_nat_width;276                    if (!height_to_set || height_to_set < 1)277                        height_to_set = 1;278                    elem.junkData.inner_img.height = height_to_set;279                }280                else281                {282                    elem.junkData.inner_img.style.width = t_width;283                    elem.junkData.inner_img.style.height = t_height;284                }285                elem.junkData.inner_img.style.left = elem_bg_pos.h_pos.is_percents ? Math.floor((div_width - elem.junkData.inner_img.width) * elem_bg_pos.h_pos.value) + "px" : elem_bg_pos.h_pos.value;286                elem.junkData.inner_img.style.top = elem_bg_pos.v_pos.is_percents ? Math.floor((div_height - elem.junkData.inner_img.height) * elem_bg_pos.v_pos.value) + "px" : elem_bg_pos.v_pos.value;287            }288        }289        else if (bg_sz)290            BgSzEmu.prototype.replaceBgImgFor(elem);291    };292    BgSzEmu.prototype.parseBgPosVal = function (word)293    {294        var map = new Array();295        map["left"] = "0.0";296        map["center"] = "0.5";297        map["right"] = "1.0";298        map["top"] = "0.0";299        map["bottom"] = "1.0";300        if (word in map)301            return { value: map[word], is_percents: true };302        else if (BgSzEmu.prototype.endsWith(word, "%"))303            return { value: (word.substr(0, word.length - 1) / 100), is_percents: true };304        return { value: word, is_percents: false };305    };306    //common functions307    BgSzEmu.prototype.IsIE = function ()308    {309        return navigator.userAgent.indexOf('MSIE') !== -1 || navigator.appVersion.indexOf('Trident/') > 0;310    };311    BgSzEmu.prototype.IsBadIE = function ()312    {313        return "attachEvent" in window && !("addEventListener" in window); //detects ie < 9 and ie9 in quirks mode314    };315    BgSzEmu.prototype.getElemsIn = function (start_elem, curr_elems)316    {317        var curr_elem = start_elem ? start_elem : document.body;318        for (var i = 0; i < curr_elem.children.length; i++)319        {320            curr_elems.push(curr_elem.children[i]);321            BgSzEmu.prototype.getElemsIn(curr_elem.children[i], curr_elems);322        }323    };324    BgSzEmu.prototype.getPurePathFrom = function (str_path)325    {326        var final_str = str_path;327        if (final_str.substring(0, ("url(").length) == "url(")328        {329            final_str = final_str.substr(4);330            if (final_str.lastIndexOf(")") == final_str.length - 1)331                final_str = final_str.substr(0, final_str.length - 1);332        }333        return final_str;334    };335    BgSzEmu.prototype.getElemBgPos = function (elem)336    {337        var bg_pos = elem.style.backgroundPosition || elem.style.getAttribute("background-position");338        if (bg_pos)339        {340            var splitted_pos = bg_pos.split(" ");341            var h_pos_ = (splitted_pos[0] ? BgSzEmu.prototype.parseBgPosVal(splitted_pos[0]) : "0%");342            var v_pos_ = (splitted_pos[1] ? BgSzEmu.prototype.parseBgPosVal(splitted_pos[1]) : "0%");343            return { h_pos: h_pos_, v_pos: v_pos_ };344        }345        else346            return { h_pos: { value: "0", is_percents: true }, v_pos: { value: "0", is_percents: true} };347    };348    BgSzEmu.prototype.stringContains = function (str, suffix)349    {350        if (!str)351            return false;352        return str.indexOf(suffix) > -1;353    };354    BgSzEmu.prototype.startsWith = function (str, suffix)355    {356        if (!str)357            return false;358        return str.substring(0, suffix.length) === suffix;359    };360    BgSzEmu.prototype.endsWith = function (str, suffix)361    {362        if (!str)363            return false;364        return str.indexOf(suffix, str.length - suffix.length) >= 0;365    };366    BgSzEmu.prototype.isObjectInArray = function (obj, arr)367    {368        for (var i = 0; i < arr.length; i++)369            if (arr[i] == obj)370                return true;371        return false;372    };373    BgSzEmu.prototype.elemCanHaveDivAsChildren = function (elem)374    {375        if (elem.tagName.toLowerCase() == "tr") //hacky avoid of elemens that will become bugged after adding div376            return false;377        if (!BgSzEmu.prototype.imageSizeCalculationModeIsBugged && elem.tagName.toLowerCase() == "table") //not supported in right mode.378            return false;379        var div = document.createElement("div");380        div.style.display = "none";381        var check_result = true;382        try { elem.appendChild(div); }383        catch (exc) { check_result = false; }384        finally385        {386            if (BgSzEmu.prototype.isObjectInArray(div, elem.children))387                elem.removeChild(div);388        }389        return check_result;390    };391    //common functions end392    var bg_sz_emu = new BgSzEmu();393    bg_sz_emu.scanElems();...

emularity.js

Source:emularity.js

1var emuRunner = null;2var emuConfig = null;3var machineConfig = null;4var machineId = "emularity";5function getUrlVars() {6    var vars = {};7    var parts = window.location.href.replace(/[?&]+([^=&]+)=([^&]*)/gi, function (m, key, value) {8        vars[key] = value;9    });10    return vars;11}12function processMachineJson(data) {13    var machineList = data.machines;14    machineId = getUrlVars()["machine"];15    for (i = 0; i < machineList.length; i++) {16        var machine = machineList[i];17        if (machine.id == machineId) {18            processMachineConfig(machine);19        }20    }21}22function runDoxbox() {23    console.log("running dosbox");24    var emuArguments = [25        DosBoxLoader.emulatorJS(emuConfig.emulatorJS),26        DosBoxLoader.nativeResolution(emuConfig.nativeResolution.width, emuConfig.nativeResolution.height),27        DosBoxLoader.locateAdditionalEmulatorJS(function (filename) {28            if (emuConfig.fileLocations[filename]) {29                return emuConfig.fileLocations[filename]30            } else {31                return filename;32            }33        }),34        DosBoxLoader.startExe(machineConfig.startExe),35        DosBoxLoader.fileSystemKey(machineId)36    ]37    var fileParams = buildFileLoadParameters(DosBoxLoader);38    emuArguments = emuArguments.concat(fileParams);39    var emulator = new Emulator(document.querySelector("#emularity-canvas"), postRun, DosBoxLoader.apply(this, emuArguments));40    emulator.start({ waitAfterDownloading: true });41}42function runPC98Dosbox() {43    console.log("running pc98dosbox");44    var emuArguments = [45        PC98DosBoxLoader.emulatorJS(emuConfig.emulatorJS),46        PC98DosBoxLoader.emulatorWASM(emuConfig.emulatorWASM),47        PC98DosBoxLoader.nativeResolution(emuConfig.nativeResolution.width, emuConfig.nativeResolution.height),48        PC98DosBoxLoader.startExe(machineConfig.startExe),49        PC98DosBoxLoader.fileSystemKey(machineId)50    ];51    var fileParams = buildFileLoadParameters(PC98DosBoxLoader);52    emuArguments = emuArguments.concat(fileParams);53    var emulator = new Emulator(document.querySelector("#emularity-canvas"), postRun, PC98DosBoxLoader.apply(this, emuArguments));54    emulator.start({ waitAfterDownloading: true });55}56function runSAE() {57    console.log("running sae");58    var emuArguments = [59        SAELoader.model(emuConfig.driverName),60        SAELoader.nativeResolution(emuConfig.nativeResolution.width, emuConfig.nativeResolution.height),61        SAELoader.emulatorJS(emuConfig.emulatorJS),62        SAELoader.fileSystemKey(machineId)63    ];64    var fileParams = buildFileLoadParameters(SAELoader);65    emuArguments = emuArguments.concat(fileParams);66    emuArguments.push(67        SAELoader.rom(emuConfig.rom)68    );69    for (var i = 0; i < machineConfig.floppy.length; i++) {70        emuArguments.push(71            SAELoader.floppy(i, machineConfig.floppy[i])72        );73    }74    var emulator = new Emulator(document.querySelector("#emularity-canvas"), postRun, SAELoader.apply(this, emuArguments));75    emulator.start({ waitAfterDownloading: true });76}77function runMAME() {78    console.log("running mame");79    var emuArguments = [80        JSMAMELoader.driver(emuConfig.driverName),81        JSMAMELoader.nativeResolution(emuConfig.nativeResolution.width, emuConfig.nativeResolution.height),82        JSMAMELoader.emulatorJS(emuConfig.emulatorJS),83        JSMAMELoader.emulatorWASM(emuConfig.emulatorWASM),84        JSMAMELoader.fileSystemKey(machineId)85    ];86    var fileParams = buildFileLoadParameters(JSMAMELoader);87    emuArguments = emuArguments.concat(fileParams);88    for (var i = 0; i < machineConfig.peripherals.length; i++) {89        var peripheral = machineConfig.peripherals[i];90        emuArguments.push(91            JSMAMELoader.peripheral(peripheral.name, peripheral.value)92        );93    }94    var extraArgs = [];95    if (emuConfig.extraArgs) {96        extraArgs = extraArgs.concat(emuConfig.extraArgs);97    }98    if (machineConfig.extraArgs) {99        extraArgs = extraArgs.concat(machineConfig.extraArgs);100    }101    if (extraArgs.length > 0) {102        emuArguments.push(103            JSMAMELoader.extraArgs(extraArgs)104        );105    }106    var canvas = document.querySelector("#emularity-canvas");107    canvas.onclick = function () {108        canvas.focus();109        canvas.requestPointerLock();110    }111    var emulator = new Emulator(document.querySelector("#emularity-canvas"), postRun, JSMESSLoader.apply(this, emuArguments));112    emulator.start({ waitAfterDownloading: true });113}114function runPCE() {115    var emuArguments = [116        PCELoader.emulatorJS(emuConfig.emulatorJS),117        PCELoader.nativeResolution(emuConfig.nativeResolution.width, emuConfig.nativeResolution.height),118        PCELoader.fileSystemKey(machineId),119        PCELoader.locateAdditionalEmulatorJS(function (filename) {120            if (emuConfig.fileLocations[filename]) {121                return emuConfig.fileLocations[filename]122            } else {123                return filename;124            }125        }),126        PCELoader.model(emuConfig.driverName)127    ];128    var fileParams = buildFileLoadParameters(PCELoader);129    emuArguments = emuArguments.concat(fileParams);130    var extraArgs = [];131    if (emuConfig.extraArgs) {132        extraArgs = extraArgs.concat(emuConfig.extraArgs);133    }134    if (machineConfig.extraArgs) {135        extraArgs = extraArgs.concat(machineConfig.extraArgs);136    }137    if (extraArgs.length > 0) {138        emuArguments.push(139            PCELoader.extraArgs(extraArgs)140        );141    }142    var canvas = document.querySelector("#emularity-canvas");143    canvas.onclick = function () {144        canvas.requestPointerLock();145    }146    var emulator = new Emulator(document.querySelector("#emularity-canvas"), postRun, PCELoader.apply(this, emuArguments));147    emulator.start({ waitAfterDownloading: true });148}149function runNP2() {150    var emuArguments = [151        NP2Loader.nativeResolution(emuConfig.nativeResolution.width, emuConfig.nativeResolution.height),152        NP2Loader.emulatorJS(emuConfig.emulatorJS),153        NP2Loader.emulatorWASM(emuConfig.emulatorWASM),154        NP2Loader.fileSystemKey(machineId)155    ];156    var fileParams = buildFileLoadParameters(NP2Loader);157    emuArguments = emuArguments.concat(fileParams);158    var extraArgs = [];159    if (emuConfig.extraArgs) {160        extraArgs = extraArgs.concat(emuConfig.extraArgs);161    }162    if (machineConfig.extraArgs) {163        extraArgs = extraArgs.concat(machineConfig.extraArgs);164    }165    if (extraArgs.length > 0) {166        emuArguments.push(167            NP2Loader.extraArgs(extraArgs)168        );169    }170    var emulator = new Emulator(document.querySelector("#emularity-canvas"), postRun, NP2Loader.apply(this, emuArguments));171    emulator.start({ waitAfterDownloading: true });172}173function buildFileLoadParameters(someLoader) {174    var fileParams = [];175    if (emuConfig.mountFile) {176        for (var i = 0; i < emuConfig.mountFile.length; i++) {177            var file = emuConfig.mountFile[i];178            fileParams.push(179                someLoader.mountFile(180                    file.targetPath,181                    someLoader.fetchFile(file.title, file.source)182                )183            );184        }185    }186    if (emuConfig.mountZip) {187        for (var i = 0; i < emuConfig.mountZip.length; i++) {188            var file = emuConfig.mountZip[i];189            fileParams.push(190                someLoader.mountZip(191                    file.targetPath,192                    someLoader.fetchFile(193                        file.title,194                        file.source195                    ))196            );197        }198    }199    if (machineConfig.files) {200        for (var i = 0; i < machineConfig.files.length; i++) {201            var file = machineConfig.files[i];202            fileParams.push(203                someLoader.mountFile(204                    file.targetPath,205                    someLoader.fetchFile(file.title, file.source)206                )207            );208        }209    }210    if (machineConfig.zips) {211        for (var i = 0; i < machineConfig.zips.length; i++) {212            var zip = machineConfig.zips[i];213            fileParams.push(214                someLoader.mountZip(215                    zip.targetPath,216                    someLoader.fetchFile(217                        zip.title,218                        zip.source219                    ))220            );221        }222    }223    return fileParams;224}225function processMachineConfig(machine) {226    var emularityConfigURL = "emularity-config/" + machine.emularity + ".json";227    if (machine.emularity.indexOf("dosbox-websocket") === 0) {228        setupJoystick();229    }230    if (machine.emularity.indexOf("dosbox") === 0) {231        emuRunner = runDoxbox;232    }233    if (machine.emularity.indexOf("sae") === 0) {234        emuRunner = runSAE;235    }236    if (machine.emularity.indexOf("np2") === 0) {237        emuRunner = runNP2;238    }239    if (machine.emularity.indexOf("pc98dosbox") === 0) {240        emuRunner = runPC98Dosbox;241    }242    if (machine.emularity.indexOf("mame-") === 0) {243        emuRunner = runMAME;244    }245    if (machine.emularity.indexOf("pce-") === 0) {246        emuRunner = runPCE;247    }248    $.getJSON(emularityConfigURL, function (data) {249        emuConfig = data;250        newDataLoaded();251    });252    $.getJSON(machine.url, function (data) {253        machineConfig = data;254        newDataLoaded();255    });256}257function newDataLoaded() {258    if (emuConfig && machineConfig) {259        showIntroduction();260        emuRunner();261    }262}263$(document).ready(function () {264    $.ajaxSetup({ cache: false });265    var machineParam = getUrlVars()["machine"];266    var emularityParam = getUrlVars()["emularity"];267    var machineUrlParam = getUrlVars()["machineurl"];268    if (machineParam && machineParam.length > 0) {269        $.getJSON("machines.json", processMachineJson);270    } else if (emularityParam && machineUrlParam.length > 0) {271        machineId = emularityParam + "-" + machineUrlParam.replace(/[.:#\/\\]/g, '-');272        var dummyMachineConfig = {273            "machineId": machineId,274            "emularity": emularityParam,275            "url": machineUrlParam276        }277        console.log(dummyMachineConfig);278        processMachineConfig(dummyMachineConfig);279    }280});281function postRun() {282    console.log("Emulator started");283    var bodyWidth = $("body").width();284    if (bodyWidth < 600) {285        $("#mobile-tools").show();286        resizeCanvas();287    }288}289function resizeCanvas() {290    var bodyWidth = $("body").width();291    var canvasWidth = $("#emularity-canvas").width();292    var canvasHeight = $("#emularity-canvas").height();293    if (bodyWidth < canvasWidth) {294        //Resize canvas for mobile device295        var newHeight = Math.round(canvasHeight * bodyWidth / canvasWidth);296        $("#emularity-canvas").width(bodyWidth);297        $("#emularity-canvas").height(newHeight);298    }299}300function toggleMobileKeyboard() {301    var inputElement = document.getElementById("mobile-keyboard-helper");302    inputElement.style.visibility = 'visible'; // unhide the input303    inputElement.focus(); // focus on it so keyboard pops304}305function showIntroduction() {306    var introUrl = "document/pending.md";307    if (machineConfig.introduction) {308        introUrl = machineConfig.introduction;309    }310    var showdownConv = new showdown.Converter();311    showdownConv.setOption('tables',true);312    $.get(introUrl,313        function (data) {314            var htmlContent = showdownConv.makeHtml(data);315            $("#introduction").html(htmlContent);316        }317    );318}319function setupJoystick() {320    navigator.getGamepads_ = navigator.getGamepads;321    navigator.getGamepads = function () {322        var gamepadlist = navigator.getGamepads_();323        var pads = [];324        for (var i = 0; i < gamepadlist.length; i++) {325            pads[i] = (gamepadlist[i] !== null ? gamepadlist[i] : undefined);326        }327        return pads;328    }...

Using AI Code Generation

1var root = require('root');2var emu = root.emu;3var emu2 = root.emu2;4var emu3 = root.emu3;5var emu4 = root.emu4;6var emu5 = root.emu5;7var emu6 = root.emu6;8var emu7 = root.emu7;9var emu8 = root.emu8;10var emu9 = root.emu9;11var emu10 = root.emu10;12var emu11 = root.emu11;13var emu12 = root.emu12;14var emu13 = root.emu13;15var emu14 = root.emu14;16var emu15 = root.emu15;17var emu16 = root.emu16;18var emu17 = root.emu17;19var emu18 = root.emu18;20var emu19 = root.emu19;21var emu20 = root.emu20;22var emu21 = root.emu21;23var emu22 = root.emu22;24var emu23 = root.emu23;25var emu24 = root.emu24;26var emu25 = root.emu25;27var emu26 = root.emu26;28var emu27 = root.emu27;29var emu28 = root.emu28;30var emu29 = root.emu29;31var emu30 = root.emu30;32var emu31 = root.emu31;33var emu32 = root.emu32;34var emu33 = root.emu33;35var emu34 = root.emu34;36var emu35 = root.emu35;37var emu36 = root.emu36;38var emu37 = root.emu37;39var emu38 = root.emu38;40var emu39 = root.emu39;41var emu40 = root.emu40;42var emu41 = root.emu41;43var emu42 = root.emu42;44var emu43 = root.emu43;45var emu44 = root.emu44;46var emu45 = root.emu45;47var emu46 = root.emu46;48var emu47 = root.emu47;49var emu48 = root.emu48;50var emu49 = root.emu49;

Using AI Code Generation

1var emu = require('emu');2emu.root('test');3emu.root('test');4emu.use('module');5emu.use(function(req, res, next) {6});7emu.start(8080);8emu.stop();9emu.get('/', function(req, res) {10  res.send('hello world');11});12emu.post('/form', function(req, res) {13  res.send('hello world');14});15emu.put('/user', function(req, res) {16  res.send('hello world');17});18emu.delete('/user', function(req, res) {19  res.send('hello world');20});21emu.all('/user', function(req, res) {22  res.send('hello world');23});

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.