# ---------------------------------------------------------------------------
# - AXI0099.als                                                              -
# - afnix engine test module                                                -
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# - copyright (c) 1999-2019 amaury darsch                                   -
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# @info   corner cases test module
# @author amaury darsch

# nil argument in function call
const f (x y) {
  if (nil-p x) (return y)
  if (nil-p y) (return x)
  + x y
}
assert 2 (f nil 2)
assert 1 (f 1 nil)

# nil argument in method call
const c (class)
trans c:f (x y) {
  if (nil-p x) (return y)
  if (nil-p y) (return x)
  + x y
}
const  i (c)
assert 2 (i:f nil 2)
assert 1 (i:f 1 nil)
