diff options
Diffstat (limited to 'railties/lib/rails/commands/benchmarker.rb')
-rw-r--r-- | railties/lib/rails/commands/benchmarker.rb | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/railties/lib/rails/commands/benchmarker.rb b/railties/lib/rails/commands/benchmarker.rb new file mode 100644 index 0000000000..0432261802 --- /dev/null +++ b/railties/lib/rails/commands/benchmarker.rb @@ -0,0 +1,23 @@ +if [nil, "-h", "--help"].include?(ARGV.first) + puts "Usage: rails benchmarker [times] 'Person.expensive_way' 'Person.another_expensive_way' ..." + exit 1 +end + +begin + N = Integer(ARGV.first) + ARGV.shift +rescue ArgumentError + N = 1 +end + +require 'benchmark' +include Benchmark + +# Don't include compilation in the benchmark +ARGV.each { |expression| eval(expression) } + +bm(6) do |x| + ARGV.each_with_index do |expression, idx| + x.report("##{idx + 1}") { N.times { eval(expression) } } + end +end |