Package-level declarations

The clock date and time sources read "now" from.

What generation publishes as JUnit report entries, which is where structured output belongs - the display name is one string, it gets truncated, and nothing downstream can query it.

High enough that a test written to be read by a human does not reach it, low enough that a mistyped range fails with a message instead of exhausting the heap.

JUnit Platform configuration parameter bounding the invocations one test method may generate.