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1c16a35017
* test/-ext-/string/test_modify_expand.rb (test_integer_overflow): no longer happens on platforms where size_t is larger than long, e.g. 64bit windows, since r57122. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@57156 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
27 lines
774 B
Ruby
27 lines
774 B
Ruby
# frozen_string_literal: false
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require 'test/unit'
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require "-test-/string"
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require "rbconfig/sizeof"
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class Test_StringModifyExpand < Test::Unit::TestCase
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def test_modify_expand_memory_leak
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assert_no_memory_leak(["-r-test-/string"],
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<<-PRE, <<-CMD, "rb_str_modify_expand()", limit: 2.5)
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s=Bug::String.new
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PRE
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size = $initial_size
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10.times{s.modify_expand!(size)}
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s.replace("")
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CMD
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end
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def test_integer_overflow
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return if RbConfig::SIZEOF['size_t'] > RbConfig::SIZEOF['long']
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bug12390 = '[ruby-core:75592] [Bug #12390]'
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s = Bug::String.new
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long_max = (1 << (8 * RbConfig::SIZEOF['long'] - 1)) - 1
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assert_raise(ArgumentError, bug12390) {
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s.modify_expand!(long_max)
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}
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end
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end
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