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require 'abstract_unit'
require 'active_support/core_ext/integer'
class IntegerExtTest < Test::Unit::TestCase
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 with a prime
assert !22953686867719691230002707821868552601124472329079.multiple_of?(2)
assert !22953686867719691230002707821868552601124472329079.multiple_of?(3)
assert !22953686867719691230002707821868552601124472329079.multiple_of?(5)
assert !22953686867719691230002707821868552601124472329079.multiple_of?(7)
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
1000000000000000000000000000000000000000000000000000000000000000000000.ordinalize
end
end
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