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@sadjow
Created January 24, 2014 13:30
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# https://37signals.com/svn/posts/2742-the-road-to-faster-tests
# spec/support/performance/deferred_garbage_collection.rb
class DeferredGarbageCollection
DEFERRED_GC_THRESHOLD = (ENV['DEFER_GC'] || 15.0).to_f
@@last_gc_run = Time.now
def self.start
GC.disable if DEFERRED_GC_THRESHOLD > 0
end
def self.reconsider
if DEFERRED_GC_THRESHOLD > 0 && Time.now - @@last_gc_run >= DEFERRED_GC_THRESHOLD
GC.enable
GC.start
GC.disable
@@last_gc_run = Time.now
end
end
end
RSpec.configure do |config|
config.before :all do
DeferredGarbageCollection.start
end
config.after :all do
DeferredGarbageCollection.reconsider
end
end
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