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fc018c9b34
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@34493 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
29 lines
816 B
Ruby
29 lines
816 B
Ruby
require 'test/unit'
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require "-test-/string/string"
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require_relative '../../ruby/envutil'
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class Test_StringModifyExpand < Test::Unit::TestCase
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def test_modify_expand_memory_leak
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before = after = nil
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args = [
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"--disable=gems", "-r-test-/string/string",
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"-I"+File.expand_path("../../..", __FILE__),
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"-rruby/memory_status",
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"-e", <<-CMD
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s=Bug::String.new
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size=Memory::Status.new.size
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puts size
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10.times{s.modify_expand!(size)}
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s.replace("")
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puts Memory::Status.new.size
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CMD
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]
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status = EnvUtil.invoke_ruby(args, "", true) do |in_p, out_p, err_p, pid|
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before, after = out_p.readlines.map(&:to_i)
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Process.wait(pid)
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$?
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end
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assert_equal(true, status.success?)
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assert_operator after.fdiv(before), :<, 2
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end
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end
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