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Report timing information if try_wait_until times out #4265

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Jan 8, 2025
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15 changes: 14 additions & 1 deletion spec/support/synchronization_helpers.rb
Original file line number Diff line number Diff line change
Expand Up @@ -66,6 +66,14 @@ def expect_in_fork(fork_expectations: nil, timeout_seconds: 10)
def try_wait_until(seconds: nil, attempts: nil, backoff: nil)
raise 'Provider either `seconds` or `attempts` & `backoff`, not both' if seconds && (attempts || backoff)

spec = if seconds
"#{seconds} seconds"
elsif attempts || backoff
"#{attempts} attempts with backoff #{backoff}"
else
'none'
end

if seconds
attempts = seconds * 10
backoff = 0.1
Expand All @@ -75,6 +83,8 @@ def try_wait_until(seconds: nil, attempts: nil, backoff: nil)
backoff ||= 0.1
end

start_time = Datadog::Core::Utils::Time.get_time

# It's common for tests to want to run simple tasks in a background thread
# but call this method without the thread having even time to start.
#
Expand All @@ -94,7 +104,10 @@ def try_wait_until(seconds: nil, attempts: nil, backoff: nil)
end
end

raise('Wait time exhausted!')
elapsed = Datadog::Core::Utils::Time.get_time - start_time
actual = "#{'%.2f' % elapsed} seconds, #{attempts} attempts with backoff #{backoff}" # rubocop:disable Style/FormatString

raise("Wait time exhausted! Requested: #{spec}, waited: #{actual}")
end

def test_repeat
Expand Down
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