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Versions: 10
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Contents
require 'spec_helper'
describe Array do
describe 'sort_by_levenshtein!' do
it 'should sort right' do
['fish', 'flash', 'flush', 'smooch'].sort_by_levenshtein!(:fush).should == ['fish', 'flush', 'flash', 'smooch']
end
end
describe 'random' do
it 'should choose one element from the array' do
left = [1,2,3]
100.times do
left.delete [1,2,3].random
end
left.should be_empty
end
end
describe "clustered_uniq_fast" do
it "should generate a new array" do
ary = [:test1, :test2, :test1]
ary.clustered_uniq_fast.object_id.should_not == ary.object_id
end
it "should not change clusteredly unique arrays" do
[:test1, :test2, :test1].clustered_uniq_fast.should == [:test1, :test2, :test1]
end
it "should not skip interspersed elements" do
[:test1, :test1, :test2, :test1].clustered_uniq_fast.should == [:test1, :test2, :test1]
end
it "should work like uniq if no interspersed elements exist" do
[:test1, :test1, :test2, :test2, :test3].clustered_uniq_fast.should == [:test1, :test2, :test3]
end
it "is fast" do
performance_of { [:test1, :test1, :test2, :test2, :test3].clustered_uniq_fast }.should < 0.00001
end
end
describe "clustered_uniq" do
it "should generate a new array" do
ary = [:test1, :test2, :test1]
ary.clustered_uniq.object_id.should_not == ary.object_id
end
it "should not change clusteredly unique arrays" do
[:test1, :test2, :test1].clustered_uniq.should == [:test1, :test2, :test1]
end
it "should not skip interspersed elements" do
[:test1, :test1, :test2, :test1].clustered_uniq.should == [:test1, :test2, :test1]
end
it "should work like uniq if no interspersed elements exist" do
[:test1, :test1, :test2, :test2, :test3].clustered_uniq.should == [:test1, :test2, :test3]
end
it "is fast" do
performance_of { [:test1, :test1, :test2, :test2, :test3].clustered_uniq }.should < 0.000012
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems