chore(dev-deps): jest 27

package.json

@@ -50,7 +50,7 @@
         "@tsconfig/node12": "^1.0.9",
         "@types/babel__code-frame": "^7.0.2",
         "@types/eslint": "^7.2.2",
-        "@types/jest": "^26.0.15",
+        "@types/jest": "^27.0.2",
         "@types/node": "^15.0.0",
         "@types/object-hash": "^2.1.0",
         "@types/react": "^16.9.53",
@@ -67,13 +67,13 @@
         "eslint-remote-tester-repositories": "^0.0.2",
         "husky": "^7.0.2",
         "ink-testing-library": "^2.1.0",
-        "jest": "^26.6.1",
+        "jest": "^27.3.1",
         "lint-staged": "^11.1.2",
         "node-pty": "^0.10.1",
         "prettier": "^2.4.1",
         "rimraf": "^3.0.2",
         "strip-ansi": "^6.0.0",
-        "ts-jest": "^26.4.4",
+        "ts-jest": "^27.0.7",
         "tsc-alias": "^1.3.9",
         "typescript": "^4.4.3"
     },

test/unit/config.test.ts

@@ -32,8 +32,13 @@ const mockConfig = jest.fn().mockReturnValue(DEFAULT_CONFIGURATION);
 jest.mock('../../eslint-remote-tester.config.js', () => mockConfig());
 
 function getConfig(): Config {
-    jest.resetModules();
-    return require('../../lib/config/config').default;
+    let config: Config;
+
+    jest.isolateModules(() => {
+        config = require('../../lib/config/config').default;
+    });
+
+    return config!;
 }
 
 describe('config', () => {

test/unit/file-client.test.ts

@@ -101,7 +101,6 @@ function createComparisonResults(): void {
 function getCacheLocation() {
     let location = '';
 
-    jest.resetModuleRegistry();
     jest.isolateModules(() => {
         location =
             require('../../lib/file-client/file-constants').CACHE_LOCATION;

test/unit/progress-logger.test.ts

@@ -1,18 +1,35 @@
-import ActualProgressLogger from '@progress-logger';
+import ProgressLogger from '@progress-logger';
 import { LogMessage } from '@progress-logger/types';
 import { mockConfigValue, restoreMockConfig } from '__mocks__/@config';
 import { getLastCallArguments } from '../utils';
 
 jest.unmock('@progress-logger');
 
-let ProgressLogger: typeof ActualProgressLogger;
+// TODO: Use once isolateModules works with jest@27
+// let ProgressLogger: typeof ActualProgressLogger;
 
 beforeEach(() => {
     restoreMockConfig();
 
-    jest.isolateModules(() => {
-        ProgressLogger = require('../../lib/progress-logger').default;
-    });
+    // TODO: Use once isolateModules works with jest@27
+    // jest.isolateModules(() => {
+    //     ProgressLogger = require('../../lib/progress-logger').default;
+    // });
+});
+
+afterEach(() => {
+    // TODO Remove once isolateModules works with jest@27
+    (ProgressLogger as any).messages = [];
+    (ProgressLogger as any).tasks = [];
+    (ProgressLogger as any).scannedRepositories = 0;
+    (ProgressLogger as any).errorCount = 0;
+    (ProgressLogger as any).listeners = {
+        exit: [],
+        message: [],
+        task: [],
+        ciKeepAlive: [],
+        timeout: [],
+    };
 });
 
 test('listeners are notified about new messages', () => {

test/unit/repository-client.test.ts

@@ -20,7 +20,6 @@ beforeEach(() => {
     }
 
     // Initialize client
-    jest.resetModuleRegistry();
     jest.isolateModules(() => {
         require('../../lib/file-client/repository-client');
     });