test: add mockStore utility to simplify store-centric unit tests
requested to merge ghsc/contractors/jon.rista_briebug.com/earthquake-latest-earthquakes:testing/issue-25/store-testing-utilities into master
The mockStore() factory function creates a MockStore for use when testing store-centric code without the Angular TestBed.
Issue #25 (closed)
Resolves #25 (closed)
Edited by Jon Rista