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Size: 669 Bytes
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Contents
describe Integer, "#deficient?" do
# A005100
@seq = [1,2,3,4,5,7,8,9,10,11,13,14,15,16,17,19,21,22,23,
25,26,27,29,31,32,33,34,35,37,38,39,41,43,44,45,
46,47,49,50,51,52,53,55,57,58,59,61,62,63,64,65,
67,68,69,71,73,74,75,76,77,79,81,82,83,85,86].to_seq
@seq.each do |n|
it "should return true for deficient number #{n}" do
n.should be_deficient
end
it "should return false for negative deficient number #{-n}" do
(-n).should_not be_deficient
end
end
@seq.invert.sample(10).each do |n|
it "should return false for non-deficient number #{n}" do
n.should_not be_deficient
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems