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require_relative 'helper'
module DTrace
class TestMethodCacheClear < TestCase
def test_method_cache_clear
trap_probe(probe, <<-code) do |_,rbfile,lines|
class String; end
class String; def abc() end end
class Object; def abc() end end
code
assert_not_includes lines, "String #{rbfile} 1\n"
assert_includes lines, "String #{rbfile} 2\n"
assert_includes lines, "global #{rbfile} 3\n"
end
end
private
def probe
<<-eoprobe
ruby$target:::method-cache-clear
/arg1/
{
printf("%s %s %d\\n", copyinstr(arg0), copyinstr(arg1), arg2);
}
eoprobe
end
end
end if defined?(DTrace::TestCase)
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