Add test run durations to status updates #3368
Merged
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Motivation
The explorer supports reporting how long a test run took. We can simply set that to the time difference between when a test began executing and when we received a final update for it (pass, error or fail).
Implementation
The idea is to use a map of
test_id => started_timestamp
, so that we can retrieve when a test started and calculate the duration.To avoid repeating the calculation multiple times, I created a tiny function inside the same scope to return the duration.
Automated Tests
Adjusted our existing tests to not try to assert the duration since that would make them flaky.