December 2020
Intermediate to advanced
256 pages
8h 30m
Polish
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Rozdział 4. Pierwszy przypadek użycia — API Flask i warstwa usług
Wracamy do naszego projektu alokacji! Na rysunku 4.1 widoczny jest efekt naszej pracy w rozdziale 2., w którym opisaliśmy wzorzec Repozytorium.
Rysunek 4.1. Wcześniej: nasza aplikacja wykorzystuje repozytoria i model domeny
W tym rozdziale opisujemy różnice między logiką integracji, logiką biznesową i kodem sprzęgającym oraz wprowadzamy wzorzec Warstwa Usług, aby zgrać nasze działania i zdefiniować przypadki użycia naszego systemu.
Omawiamy także kwestie dotyczące testowania — dzięki połączeniu wzorca Warstwa Usług z naszą abstrakcją repozytorium na bazie danych możemy pisać szybkie ...
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