Sha256: 4dcc1a2670f7272e8fc69bcdda4e80f20c4cae08cb5fe1d50daf2650d636c43d
Contents?: true
Size: 672 Bytes
Versions: 20
Compression:
Stored size: 672 Bytes
Contents
describe Integer, "achilles?" do
# A052486
@seq = [72,108,200,288,392,432,500,648,675,800,864,968,
972,1125,1152,1323,1352,1372,1568,1800,1944,2000,
2312,2592,2700,2888,3087,3200,3267,3456,3528,3872,
3888,4000,4232,4500,4563,4608,5000,5292,5324,5400,
5408,5488].to_seq
@seq.sample(10).each do |n|
it "returns true for Achilles number #{n}" do
n.should be_achilles
end
it "returns false for negative number #{-n}" do
(-n).should_not be_achilles
end
end
@seq.invert.sample(10).each do |n|
it "returns false for non-Achilles number #{n}" do
n.should_not be_achilles
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems