Test architecture defines how many tests of each type to write and how to organize them. The test pyramid (many unit, some integration, few E2E) is classic. The testing trophy emphasizes integration tests. Key decisions: test boundaries, fixture management, CI parallelization, test data strategies, and code coverage targets.
The 5-Mode Loop
5 of 5 modes available
Read · See · Animate · Test · Build
Before this, understand: unit testing