Fix timing issues on macos.

ioquatix · ioquatix · commit 1879c80e8a10 · 2020-04-22T18:13:46.000+12:00
diff --git a/spec/async/barrier_spec.rb b/spec/async/barrier_spec.rb
@@ -55,7 +55,7 @@
 			
 			duration = Async::Clock.measure{subject.wait}
 			
-			expect(duration).to be < (delay * 2)
+			expect(duration).to be < (delay * 2 * Q)
 			expect(finished).to be == repeats
 			expect(subject).to be_empty
 		end
