Sha256: 8d03351c7f6698b929c4d5019c29a66657c5f6b725a798d7cd04eeefe53db80e
Contents?: true
Size: 575 Bytes
Versions: 20
Compression:
Stored size: 575 Bytes
Contents
describe Integer, "#leyland?" do
# A076980
@seq = [8,17,32,54,57,100,145,177,320,368,512,593,945,
1124,1649,2169,2530,4240,5392,6250,7073,8361,
16580,18785,20412,23401,32993,60049,65792,69632,
93312,94932,131361,178478,262468,268705,397585,
423393,524649,533169].to_seq
@seq.each do |n|
it "should return true for Leyland number #{n}" do
n.should be_leyland
end
end
@seq.invert.sample(10).each do |n|
it "should return false for non-Leyland number #{n}" do
n.should_not be_leyland
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems