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require_relative 'helper'
module DTrace
class TestArrayCreate < TestCase
def test_lit
trap_probe(probe, '[]') { |_,rbfile,saw|
saw = saw.map(&:split).find_all { |num, file, line|
file == rbfile && num == '0'
}
assert_equal([rbfile], saw.map { |line| line[1] })
assert_equal(['1'], saw.map { |line| line[2] })
}
end
def test_many_lit
trap_probe(probe, '[1,2,3,4]') { |_,rbfile,saw|
saw = saw.map(&:split).find_all { |num, file, line|
file == rbfile && num == '4' && line == '1'
}
assert_operator saw.length, :>, 0
}
end
private
def probe type = 'array'
<<-eoprobe
ruby$target:::#{type}-create
/arg1/
{
printf("%d %s %d\\n", arg0, copyinstr(arg1), arg2);
}
eoprobe
end
end
end if defined?(DTrace::TestCase)
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