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Angular Unit Testing) Uncaught Error: Uncaught (in promise): Error: Cannot match any routes. URL Segment: 'B1' , (an error was thrown in afterall) - Stack Overflow
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Testing Angular router events in practice | by Karim Karimov | Practical Angular Karma testing | Medium
RouterTestingModule should provide a way to set up snapshot data · Issue #15779 · angular/angular · GitHub
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