ng test error with PhantomJS , getting less error

[bxdadwhal]

error :-npm run coverage

gd@2.0.0 coverage
ng test --code-coverage --reporters=coverage

⠙ Generating browser application bundles (phase: building)...19 01 2022 01:29:08.151:INFO [karma-server]: Karma v6.3.11 server started at http://localhost:9876/
19 01 2022 01:29:08.158:INFO [launcher]: Launching browsers PhantomJS with concurrency unlimited
19 01 2022 01:29:08.183:INFO [launcher]: Starting browser PhantomJS
✔ Browser application bundle generation complete.

./src/styles.less - Error: Module build failed (from ./node_modules/mini-css-extract-plugin/dist/loader.js):
ModuleBuildError: Module build failed (from ./node_modules/@angular-devkit/build-angular/node_modules/less-loader/dist/cjs.js):

Chunk.split is not a function

at processResult (C:\Users\bdadwhal-etc\angular-migration8.1\node_modules\webpack\lib\NormalModule.js:713:19)
at C:\Users\bdadwhal-etc\angular-migration8.1\node_modules\webpack\lib\NormalModule.js:819:5
at C:\Users\bdadwhal-etc\angular-migration8.1\node_modules\loader-runner\lib\LoaderRunner.js:399:11
at C:\Users\bdadwhal-etc\angular-migration8.1\node_modules\loader-runner\lib\LoaderRunner.js:251:18
at context.callback (C:\Users\bdadwhal-etc\angular-migration8.1\node_modules\loader-runner\lib\LoaderRunner.js:124:13)
at Object.lessLoader (C:\Users\bdadwhal-etc\angular-migration8.1\node_modules@angular-devkit\build-angular\node_modules\less-loader\dist\index.js:54:5)
Error: src/app/citation/citation-list/citation-list.component.spec.ts:433:76 - error TS2345: Argument of type 'Observable<{}>' is not assignable to parameter of type 'void'.

433 spyOn(component['detailsService'], 'bibDetailsAction').and.returnValue(Observable.of({}));

Error: src/app/citation/store/details.service.spec.ts:59:81 - error TS2345: Argument of type 'Observable<{ bibDetails: { title: string; publishedDate: string; inventors: string[]; applicants: string[]; application: { country: string; display: string; date: string; type: string; kind: string; id: string; docKey: string; }; abstract: string; priority: any[]; }; classifications: { ...; }; }>' is not assignable to parameter of type 'Observable'.
Type '{ bibDetails: { title: string; publishedDate: string; inventors: string[]; applicants: string[]; application: { country: string; display: string; date: string; type: string; kind: string; id: string; docKey: string; }; abstract: string; priority: any[]; }; classifications: { ...; }; }' is missing the following properties from type 'BibResponse': docNumber, toDocNumber, toBibDetails, toClassifications

59 spyOn(service['citationStoreService'], 'getCitationDetail').and.returnValue(Observable.of(details));

Error: src/app/page-content/events/controller.event.spec.ts:35:68 - error TS2345: Argument of type 'Observable' is not assignable to parameter of type 'Observable'.
Type 'DocNumber' is missing the following properties from type 'LookupResponse': group, title, query

35 spyOn(service['lookupEvent'], 'getObservable').and.returnValue(Observable.of(new DocNumber()));

Error: src/app/page-content/events/lookup.event.spec.ts:78:82 - error TS2345: Argument of type '{ status: number; }' is not assignable to parameter of type 'Expected'.
Type '{ status: number; }' is missing the following properties from type '{ readonly name: ExpectedRecursive<"HttpErrorResponse">; readonly message: ExpectedRecursive; readonly error:
any; readonly ok: ExpectedRecursive; ... 4 more ...; readonly type: ExpectedRecursive<...>; }': name, message, error, ok, and 4 more.

78 expect(service['applicationErrorEvent']['lookupError']).toHaveBeenCalledWith(httpError);
~~~~~~~~~

./node_modules/css-loader/dist/cjs.js??ruleSet[1].rules[7].rules[0].oneOf[1].use[1]!./node_modules/postcss-loader/dist/cjs.js??ruleSet[1].rules[7].rules[0].oneOf[1].use[2]!./node_modules/@angular-devkit/build-angular/node_modules/less-loader/dist/cjs.js??ruleSet[1].rules[7].rules[1].use[0]!./src/styles.less - Error: Module build failed (from ./node_modules/@angular-devkit/build-angular/node_modules/less-loader/dist/cjs.js):

Chunk.split is not a function

[bxdadwhal]

package.json :-
{
"name": "gd",
"version": "2.0.0",
"engines": {
"node": "14.17.3",
"npm": "8.3.0"
},
"scripts": {
"ng": "ng",
"start": "ng serve",
"build": "ng build --prod",
"test": "ng test",
"lint": "ng lint --type-check",
"e2e": "ng e2e",
"serve": "ng serve --proxy-config proxy.conf.json",
"coverage": "ng test --code-coverage --reporters=coverage"
},
"private": true,
"dependencies": {
"@angular/animations": "~12.2.0",
"@angular/common": "~12.2.0",
"@angular/compiler": "~12.2.0",
"@angular/core": "~12.2.0",
"@angular/forms": "~12.2.0",
"@angular/material": "^12.2.0",
"@angular/platform-browser": "~12.2.0",
"@angular/platform-browser-dynamic": "~12.2.0",
"@angular/router": "~12.2.0",
"@babel/compat-data": "^7.8.0",
"@ngrx/store": "^9.2.0",
"@types/jasminewd2": "^2.0.3",
"core-js": "2.5.1",
"dexie": "2.0.1",
"immutable": "3.8.2",
"karma-typescript": "^3.0.5",
"lodash": "4.17.4",
"ngx-bootstrap": "^7.0.0",
"pouchdb-browser": "6.3.4",
"rxjs": "6.6.0",
"rxjs-compat": "^6.6.7",
"tslib": "^2.3.0",
"zone.js": "~0.11.4"
},
"devDependencies": {
"@angular-devkit/build-angular": "~12.2.8",
"@angular/cli": "~12.2.8",
"@angular/compiler-cli": "~12.2.0",
"@types/jasmine": "~3.8.0",
"@types/node": "^12.11.1",
"angular": "1.6.6",
"angular-in-memory-web-api": "0.4.6",
"angular-mocks": "1.6.6",
"angular-route": "1.6.6",
"angular-sanitize": "1.6.6",
"bootstrap": "3.3.7",
"codelyzer": "^6.0.0",
"concurrently": "3.5.0",
"font-awesome": "4.7.0",
"grunt": "1.0.1",
"grunt-bower-task": "0.5.0",
"grunt-cli": "1.2.0",
"grunt-concurrent": "2.3.1",
"grunt-contrib-clean": "1.1.0",
"grunt-contrib-concat": "1.0.1",
"grunt-contrib-copy": "1.0.0",
"grunt-contrib-jshint": "1.1.0",
"grunt-contrib-less": "1.4.1",
"grunt-contrib-uglify": "3.1.0",
"grunt-contrib-watch": "1.0.0",
"grunt-exec": "3.0.0",
"grunt-open": "0.2.3",
"grunt-text-replace": "0.4.0",
"jasmine-core": "^3.8.0",
"jasmine-spec-reporter": "^5.0.0",
"jquery": "2.2.4",
"karma": "^6.3.0",
"karma-chrome-launcher": "^3.1.0",
"karma-cli": "1.0.1",
"karma-coverage": "^2.0.3",
"karma-htmlfile-reporter": "0.3.5",
"karma-jasmine": "^4.0.0",
"karma-jasmine-html-reporter": "^1.7.0",
"karma-phantomjs-launcher": "1.0.4",
"karma-requirejs": "1.1.0",
"karma-sonarqube-unit-reporter": "0.0.13",
"load-grunt-tasks": "3.5.2",
"protractor": "^7.0.0",
"requirejs": "2.3.5",
"time-grunt": "1.4.0",
"ts-node": "^8.3.0",
"tslint": "^6.1.0",
"typescript": "^4.3.5"

}
}

[bxdadwhal]

karma-conf.js :-
// Karma configuration file, see link for more information
// https://karma-runner.github.io/0.13/config/configuration-file.html

module.exports = function (config) {
config.set({
basePath: '',
frameworks: ['jasmine', '@angular-devkit/build-angular'],
plugins: [
require('karma-jasmine'),
require('karma-chrome-launcher'),
require('karma-phantomjs-launcher'),
require('karma-jasmine-html-reporter'),
require('karma-coverage'),
require('@angular-devkit/build-angular/plugins/karma')
],
client: {
clearContext: false // leave Jasmine Spec Runner output visible in browser
},
// files: [
//
// ],
// preprocessors: {
//
// },
// mime: {
// 'text/x-typescript': ['ts', 'tsx']
// },
coverageReporter: {
dir: require('path').join(__dirname, 'coverage'),
subdir: '.',
reporters: [
{ type: 'html' },
{ type: 'lcovonly' }
],
},

reporters: ['progress', 'coverage'],
// reporters: config.angularCli && config.angularCli.codeCoverage
// ? ['progress', 'coverage-istanbul']
// : ['progress', 'kjhtml'],
port: 9876,
colors: true,
logLevel: config.LOG_INFO,
autoWatch: false,
browsers: ['PhantomJS'],
singleRun: true
});
};