in angular.json changed @angular-devkit/build-angular:karma to @angular-builders/jest:run

Author: Andrew Allen

angular.json

@@ -18,20 +18,15 @@
           "builder": "@angular-builders/custom-webpack:browser",
           "options": {
             "customWebpackConfig": {
-               "path": "./extra-webpack.config.js"
+              "path": "./extra-webpack.config.js"
             },
             "outputPath": "dist",
             "index": "src/index.html",
             "main": "src/main.ts",
             "polyfills": "src/polyfills.ts",
             "tsConfig": "src/tsconfig.app.json",
-            "assets": [
-              "src/favicon.ico",
-              "src/assets"
-            ],
-            "styles": [
-              "src/styles.scss"
-            ],
+            "assets": ["src/favicon.ico", "src/assets"],
+            "styles": ["src/styles.scss"],
             "scripts": []
           },
           "configurations": {
@@ -86,20 +81,9 @@
           }
         },
         "test": {
-          "builder": "@angular-devkit/build-angular:karma",
+          "builder": "@angular-builders/jest:run",
           "options": {
-            "main": "src/test.ts",
-            "polyfills": "src/polyfills.ts",
-            "tsConfig": "src/tsconfig.spec.json",
-            "karmaConfig": "src/karma.conf.js",
-            "styles": [
-              "src/styles.scss"
-            ],
-            "scripts": [],
-            "assets": [
-              "src/favicon.ico",
-              "src/assets"
-            ]
+            "configPath": "./jest.config.ts"
           }
         },
         "lint": {
@@ -109,9 +93,7 @@
               "src/tsconfig.app.json",
               "src/tsconfig.spec.json"
             ],
-            "exclude": [
-              "**/node_modules/**"
-            ]
+            "exclude": ["**/node_modules/**"]
           }
         }
       }
@@ -131,9 +113,7 @@
           "builder": "@angular-devkit/build-angular:tslint",
           "options": {
             "tsConfig": "e2e/tsconfig.e2e.json",
-            "exclude": [
-              "**/node_modules/**"
-            ]
+            "exclude": ["**/node_modules/**"]
           }
         }
       }
@@ -149,4 +129,4 @@
       "prefix": "app"
     }
   }
-}
+}