Sha256: d0c6ce1da121a88efbc741af39952fe2f0c2547fffe6134eb6cc109ee2251b30
Contents?: true
Size: 582 Bytes
Versions: 20
Compression:
Stored size: 582 Bytes
Contents
describe Integer, "#proth?" do
# A080075
PROTH = [3,5,9,13,17,25,33,41,49,57,65,81,97,113,129,145,
161,177,193,209,225,241,257,289,321,353,385,417,
449,481,513,545,577,609,641,673,705,737,769,801,
833,865,897,929,961,993,1025,1089,1153,1217,1281,
1345,1409]
PROTH.each do |n|
it "should return true for Proth number #{n}" do
n.should be_proth
end
end
(1..PROTH.last).each do |n|
next if PROTH.include? n
it "should return false for non-Proth number #{n}" do
n.should_not be_proth
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems