1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
module Benchmark
def compare(*reports)
return if reports.size < 2
iter = false
sorted = reports.sort do |a,b|
if a.respond_to? :ips
iter = true
b.ips <=> a.ips
else
a.runtime <=> b.runtime
end
end
best = sorted.shift
STDOUT.puts "\nComparison:"
if iter
STDOUT.printf "%20s: %10.1f i/s\n", best.label, best.ips
else
STDOUT.puts "#{best.rjust(20)}: #{best.runtime}s"
end
sorted.each do |report|
name = report.label
if iter
x = (best.ips.to_f / report.ips.to_f)
STDOUT.printf "%20s: %10.1f i/s - %.2fx slower\n", name, report.ips, x
else
x = "%.2f" % (report.ips.to_f / best.ips.to_f)
STDOUT.puts "#{name.rjust(20)}: #{report.runtime}s - #{x}x slower"
end
end
STDOUT.puts
end
module_function :compare
end
|
