misisng_values_abc.rb

require 'benchmark'

n = 100000
dv = Daru::Vector.new 1..n

# For current branch
Benchmark.bm do |x|
  x.report do
    100.times { dv[0] = nil }
  end
  
  x.report do
    10.times do
      dv[0] = nil
      10.times { dv.reject_values nil }
    end
  end
end

require 'benchmark'

n = 100000
dv = Daru::Vector.new 1..n

# For master branch
Benchmark.bm do |x|
  x.report do
    100.times { dv[0] = nil }
  end

  x.report do
    10.times do
      dv[0] = nil
      10.times { dv.only_valid nil }
    end
  end
end

# Missing values Branch
       user     system      total        real
   0.000000   0.000000   0.000000 (  0.000308)
  11.120000   0.160000  11.280000 ( 11.385459)
  
# Master branch
       user     system      total        real
   1.840000   0.000000   1.840000 (  1.840055)
  15.080000   0.060000  15.140000 ( 15.462978)