Sha256: 1274dfa529b0db455c17894209d24e9b5258c0cd0c3b5405415d7caa58cbe85b
Contents?: true
Size: 589 Bytes
Versions: 30
Compression:
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Contents
describe Integer, "#vampire?" do
# http://www.research.att.com/~njas/sequences/A014575
VAMPIRE = [1260,1395,1435,1530,1827,2187,6880,102510,104260,
105210,105264,105750,108135,110758,115672,116725,
117067,118440,120600,123354,124483,125248,125433,
125460,125500,126027,126846,129640]
it "returns true for vampire numbers" do
VAMPIRE.each do |number|
number.should be_vampire
end
end
it "returns false for non-vampire numbers" do
[1259,22,1396].each do |number|
number.should_not be_vampire
end
end
end
Version data entries
30 entries across 30 versions & 1 rubygems