TestResultImmutable summary of one Test's run: its assertion results plus assertion-time and wall-time totals. Built by Test#run:, consumed by reporters and by [Test]Main's overall pass/fail verdict.
Every TestAssertionResult the run recorded, in order.
The sum of the assertions' check times, in microseconds.
The assertion results that failed.
Internal: store the fields captured by new:'s builder block; Test#run: is the constructor's call site.
The test's name.
The assertion results that passed.
Debug rendering: test, name, timing and the assertion list.
The Test that produced this result.
Wall-clock time of the whole test method run, in microseconds.