error: staticinjectorerror(dynamictestmodule)[httpclient]:

In this lesson you will learn solution of these errors in Angular unit testing of http service.

1- Error: StaticInjectorError(DynamicTestModule)
2- How to run single test file in Angular
3- How to run single test case in Angular

nullinjectorerror: no provider for httpclient! test
no provider for httpclient jasmine
nullinjectorerror no provider for httpclient angular 7
nullinjectorerror: no provider for httpclient! unit test

No provider for HttpClient
Mocking HttpClient does not work when nested service is injecting it