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module ActiveSupport
module Testing
module Performance
module Metrics
class Base
protected
# Ruby 1.8 + ruby-prof wrapper (enable/disable stats for Benchmarker)
if GC.respond_to?(:enable_stats)
def with_gc_stats
GC.enable_stats
yield
ensure
GC.disable_stats
end
end
end
class Memory < Base
# Ruby 1.8 + ruby-prof wrapper
if RubyProf.respond_to?(:measure_memory)
def measure
RubyProf.measure_memory / 1024.0
end
end
end
class Amount < Base; end
class Objects < Amount
# Ruby 1.8 + ruby-prof wrapper
if RubyProf.respond_to?(:measure_allocations)
def measure
RubyProf.measure_allocations
end
end
end
class GcRuns < Amount
# Ruby 1.8 + ruby-prof wrapper
if RubyProf.respond_to?(:measure_gc_runs)
def measure
RubyProf.measure_gc_runs
end
end
end
class GcTime < Time
# Ruby 1.8 + ruby-prof wrapper
if RubyProf.respond_to?(:measure_gc_time)
def measure
RubyProf.measure_gc_time / 1000
end
end
end
end
end
end
end
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