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Contents
#!/usr/bin/env ruby
gem 'minitest', '>= 5.0.0'
require 'minitest/autorun'
require_relative 'palindrome_products'
class PalindromesTest < Minitest::Test
def test_largest_palindrome_from_single_digit_factors
palindromes = Palindromes.new(max_factor: 9)
palindromes.generate
largest = palindromes.largest
assert_equal 9, largest.value
assert_includes [[[3, 3], [1, 9]], [[1, 9], [3, 3]]], largest.factors
end
def test_largest_palindrome_from_double_digit_factors
skip
palindromes = Palindromes.new(max_factor: 99, min_factor: 10)
palindromes.generate
largest = palindromes.largest
assert_equal 9009, largest.value
assert_equal [[91, 99]], largest.factors
end
def test_smallest_palindrome_from_double_digit_factors
skip
palindromes = Palindromes.new(max_factor: 99, min_factor: 10)
palindromes.generate
smallest = palindromes.smallest
assert_equal 121, smallest.value
assert_equal [[11, 11]], smallest.factors
end
def test_largest_palindrome_from_triple_digit_factors
skip
palindromes = Palindromes.new(max_factor: 999, min_factor: 100)
palindromes.generate
largest = palindromes.largest
assert_equal 906_609, largest.value
assert_equal [[913, 993]], largest.factors
end
def test_smallest_palindrome_from_triple_digit_factors
skip
palindromes = Palindromes.new(max_factor: 999, min_factor: 100)
palindromes.generate
smallest = palindromes.smallest
assert_equal 10_201, smallest.value
assert_equal [[101, 101]], smallest.factors
end
end
Version data entries
163 entries across 163 versions & 1 rubygems