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Contents
Palindromes = require('./palindromes')
describe "Palindrome", ->
it "largest palindrome from single digit factors", ->
palindromes = new Palindromes({maxFactor: 9})
palindromes.generate()
largest = palindromes.largest()
expect(largest.value).toEqual(9)
expect([[[3, 3], [1, 9]], [[1, 9], [3, 3]]]).toContain(largest.factors)
xit "largets palindrome from double digit factors", ->
palindromes = new Palindromes({ maxFactor: 99, minFactor: 10 })
palindromes.generate()
largest = palindromes.largest()
expect(largest.value).toEqual(9009)
expect(largest.factors).toEqual([[91, 99]])
xit "smallest palindrome from double digit factors", ->
palindromes = new Palindromes({ maxFactor: 99, minFactor: 10 })
palindromes.generate()
smallest = palindromes.smallest()
expect(smallest.value).toEqual(121)
expect(smallest.factors).toEqual([[11, 11]])
xit "largest palindrome from triple digit factors", ->
palindromes = new Palindromes({ maxFactor: 999, minFactor: 100 })
palindromes.generate()
largest = palindromes.largest()
expect(largest.value).toEqual(906609)
expect(largest.factors).toEqual([[913, 993]])
xit "smallest palindrome from triple digit factors", ->
palindromes = new Palindromes({ maxFactor: 999, minFactor: 100 })
palindromes.generate()
smallest = palindromes.smallest()
expect(smallest.value).toEqual(10201)
expect(smallest.factors).toEqual([[101, 101]])
Version data entries
189 entries across 189 versions & 1 rubygems