class Actir::ParallelTests::Grouper
Public Class Methods
in_even_groups_by_size(items, num_groups, options= {})
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# File lib/actir/parallel_tests/grouper.rb, line 6 def in_even_groups_by_size(items, num_groups, options= {}) groups = Array.new(num_groups) { {:items => [], :size => 0} } groups_to_fill = (options[:isolate] ? groups[1..-1] : groups) group_features_by_size(items_to_group(items), groups_to_fill) groups.map!{|g| g[:items].sort } end
Private Class Methods
add_to_group(group, item, size)
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# File lib/actir/parallel_tests/grouper.rb, line 25 def add_to_group(group, item, size) group[:items] << item group[:size] += size end
group_features_by_size(items, groups_to_fill)
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# File lib/actir/parallel_tests/grouper.rb, line 30 def group_features_by_size(items, groups_to_fill) items.each do |item, size| size ||= 1 smallest = smallest_group(groups_to_fill) add_to_group(smallest, item, size) end end
items_to_group(items)
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# File lib/actir/parallel_tests/grouper.rb, line 38 def items_to_group(items) items.first && items.first.size == 2 ? largest_first(items) : items end
largest_first(files)
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# File lib/actir/parallel_tests/grouper.rb, line 17 def largest_first(files) files.sort_by{|item, size| size }.reverse end
smallest_group(groups)
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# File lib/actir/parallel_tests/grouper.rb, line 21 def smallest_group(groups) groups.min_by{|g| g[:size] } end