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require_relative 'helper'
module DTrace
class TestHashCreate < TestCase
def test_hash_new
trap_probe(probe, 'Hash.new') { |_,rbfile,saw|
saw = saw.map(&:split).find_all { |num, file, line|
file == rbfile && num == '0'
}
assert_operator saw.length, :>, 0
}
end
def test_hash_lit
trap_probe(probe, '{}') { |_,rbfile,saw|
saw = saw.map(&:split).find_all { |num, file, line|
file == rbfile && num == '0'
}
assert_operator saw.length, :>, 0
}
end
def test_hash_lit_elements
trap_probe(probe, '{ :foo => :bar }') { |_,rbfile,saw|
saw = saw.map(&:split).find_all { |num, file, line|
file == rbfile && num == '2'
}
assert_operator saw.length, :>, 0
}
end
def test_hash_lit_elements_string
trap_probe(probe, '{ :foo => :bar, :bar => "baz" }') { |_,rbfile,saw|
saw = saw.map(&:split).find_all { |num, file, line|
file == rbfile && num == '4'
}
assert_operator saw.length, :>, 0
}
end
private
def probe
<<-eoprobe
ruby$target:::hash-create
/arg1/
{
printf("%d %s %d\\n", arg0, copyinstr(arg1), arg2);
}
eoprobe
end
end
end if defined?(DTrace::TestCase)
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