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* numeric.c (int_pow): fix infinite loop in the case of y equal 1 and power of x does not overflow. [ruby-core:91734] [Bug #15651] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67203 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
26 lines
717 B
Ruby
26 lines
717 B
Ruby
# frozen_string_literal: false
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require 'test/unit'
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require '-test-/integer'
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class Test_Integer < Test::Unit::TestCase
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FIXNUM_MIN = RbConfig::LIMITS['FIXNUM_MIN']
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FIXNUM_MAX = RbConfig::LIMITS['FIXNUM_MAX']
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def test_fixnum_range
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assert_bignum(FIXNUM_MIN-1)
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assert_fixnum(FIXNUM_MIN)
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assert_fixnum(FIXNUM_MAX)
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assert_bignum(FIXNUM_MAX+1)
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end
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def test_positive_pow
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assert_separately(%w[-r-test-/integer], "#{<<~"begin;"}\n#{<<~'end;'}", timeout: 3)
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begin;
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assert_equal(1, 1.positive_pow(1))
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assert_equal(0, 0.positive_pow(1))
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assert_equal(3, 3.positive_pow(1))
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assert_equal(-3, -3.positive_pow(1))
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assert_equal(9, -3.positive_pow(2))
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end;
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end
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end
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