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# frozen_string_literal: true
require "abstract_unit"
require "active_support/core_ext/integer"
class IntegerExtTest < ActiveSupport::TestCase
PRIME = 22953686867719691230002707821868552601124472329079
def test_multiple_of
[ -7, 0, 7, 14 ].each { |i| assert i.multiple_of?(7) }
[ -7, 7, 14 ].each { |i| assert ! i.multiple_of?(6) }
# test the 0 edge case
assert 0.multiple_of?(0)
assert !5.multiple_of?(0)
# test with a prime
[2, 3, 5, 7].each { |i| assert !PRIME.multiple_of?(i) }
end
def test_ordinalize
# These tests are mostly just to ensure that the ordinalize method exists.
# Its results are tested comprehensively in the inflector test cases.
assert_equal "1st", 1.ordinalize
assert_equal "8th", 8.ordinalize
end
def test_ordinal
assert_equal "st", 1.ordinal
assert_equal "th", 8.ordinal
end
end
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