testIDEA and Project Configurations

testIDEA has two sets of options: Some pages in Preferences and Properties dialogs are very similar, but the following rule always applies for these settings:

Preferences are used only when new project is created - they serve as a starting base. Once the project is created, only Properties are used.

To make things clearer, the topmost statement on each page explains the meaning of settings, as shown in the two figures below: