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##
# ArgumentError ISO Test
def assert_argnum_error(given, expected, &block)
assert("wrong number of arguments") do
message = "wrong number of arguments (given #{given}, expected #{expected})"
assert_raise_with_message(ArgumentError, message, &block)
end
end
assert('ArgumentError', '15.2.24') do
e2 = nil
a = []
begin
# this will cause an exception due to the wrong arguments
a[]
rescue => e1
e2 = e1
end
assert_equal(Class, ArgumentError.class)
assert_equal(ArgumentError, e2.class)
end
assert("'wrong number of arguments' from mrb_get_args") do
assert_argnum_error(0, "1+"){__send__}
assert_argnum_error(0, 1..2){Object.const_defined?}
assert_argnum_error(3, 1..2){Object.const_defined?(:A, true, 2)}
assert_argnum_error(2, 0..1){{}.default(1, 2)}
assert_argnum_error(1, 2){Object.const_set(:B)}
assert_argnum_error(3, 2){Object.const_set(:C, 1, 2)}
end
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