bug: Ionic 5 rc.1, Angular 9 rc.11 - An unhandled exception occurred: error TS5058: The specified path does not exist

Bug Report

Ionic version:

[x] 5.x

Current behavior:

C:\ae\ae-a9i5-side-tabs>npm test

> ae-a9i5-side-tabs@0.5.1 test C:\ae\ae-a9i5-side-tabs
> ng test

An unhandled exception occurred: error TS5058: The specified path does not exist: 'C:/ae/tsconfig.json'.

See "C:\Users\PETERE~1\AppData\Local\Temp\ng-izBywS\angular-errors.log" for further details.
npm ERR! Test failed.  See above for more details.

C:\ae\ae-a9i5-side-tabs>

I am running in the project folder but the error is referring to tcsonfig in the parent folder.

The errors log file is:

[error] Error: error TS5058: The specified path does not exist: 'C:/ae/tsconfig.json'.

    at Object.readTsconfig (C:\ae\ae-a9i5-side-tabs\node_modules\@angular-devkit\build-angular\src\angular-cli-files\utilities\read-tsconfig.js:27:15)
    at generateWebpackConfig (C:\ae\ae-a9i5-side-tabs\node_modules\@angular-devkit\build-angular\src\utils\webpack-browser-config.js:29:38)
    at Object.generateBrowserWebpackConfigFromContext (C:\ae\ae-a9i5-side-tabs\node_modules\@angular-devkit\build-angular\src\utils\webpack-browser-config.js:114:26)
    at process._tickCallback (internal/process/next_tick.js:68:7)
    at Function.Module.runMain (internal/modules/cjs/loader.js:745:11)
    at startup (internal/bootstrap/node.js:283:19)
    at bootstrapNodeJSCore (internal/bootstrap/node.js:743:3)

Expected behavior:

Test works.

Steps to reproduce:

The app works but test does not.

Also Angular error for undefined property null.

Related code:

Repo: https://github.com/adaept/ae-a9i5-side-tabs

Other information:

Ionic info:

C:\ae\ae-a9i5-side-tabs>ionic info

Ionic:

   Ionic CLI                     : 5.2.5 (C:\Users\peterennis\AppData\Roaming\npm\node_modules\ionic)
   Ionic Framework               : @ionic/angular 5.0.0-rc.1
   @angular-devkit/build-angular : 0.900.0-rc.11
   @angular-devkit/schematics    : 9.0.0-rc.11
   @angular/cli                  : 9.0.0-rc.11
   @ionic/angular-toolkit        : 2.1.2

Cordova:

   Cordova CLI       : not installed
   Cordova Platforms : not available
   Cordova Plugins   : not available

Utility:

   cordova-res : not installed
   native-run  : not installed

System:

   NodeJS : v10.15.1 (C:\Program Files\nodejs\node.exe)
   npm    : 6.4.1
   OS     : Windows 10


C:\ae\ae-a9i5-side-tabs>

[peterennis]

@liamdebeasi

1. I will check with a blank project. Does it need Ionic 5 installed globally?
2. Thanks for the pointer. I will debug it.

[ionitron-bot[bot]]

Thanks for the issue! This issue is being locked to prevent comments that are not relevant to the original issue. If this is still an issue with the latest version of Ionic, please create a new issue and ensure the template is fully filled out.