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Feature #15251 » test_hash_keys_deduped.rb

chopraanmol1 (Anmol Chopra), 10/24/2018 01:03 PM

 

def string_literal
+"string_literal"
end

def interpolated_string
underscore = -"_"
"interpolated#{underscore}string"
end

def string_times_3
"string times 3 " * 3
end

def string_times_1
"string times 1" * 1
end

def string_add
"string" + " " + "add"
end

def appended_string
str = "string"
str << " append"
str
end

def string_arr
[string_literal, string_times_1, string_times_3, interpolated_string, string_add, appended_string]
end

def fstring_arr
string_arr.each{|str| -str}
end

def print_hash_key_count n = 100
n.times.collect{ string_arr.each.with_object({}){|str, hsh| hsh[str] = nil}.keys }.transpose.each do |str_arrs|
puts "#{str_arrs.first} => #{str_arrs.uniq(&:__id__).count}"
end
end

print_hash_key_count

puts "-+" * 20
puts "fstring"
puts "-+" * 20
fstring_arr
print_hash_key_count

puts "-+" * 20
puts "fstring + GC"
puts "-+" * 20
fstring_arr
GC.start
print_hash_key_count


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