34 lines
1.9 KiB
Lua
34 lines
1.9 KiB
Lua
assert(level():is_zero())
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assert(mk_level_zero():is_zero())
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assert(mk_level_one():is_succ())
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assert(not mk_level_one():is_zero())
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assert(mk_level_max(mk_level_zero(), mk_level_one()):is_succ())
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assert(mk_level_max(mk_param_univ("a"), mk_param_univ("b")):is_max())
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assert(mk_level_max(mk_level_one(), mk_level_zero()):is_succ())
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assert(level():succ():is_succ())
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assert(mk_level_imax(mk_level_one(), mk_level_zero()):is_zero())
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assert(is_level(mk_level_one()))
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assert(not is_level(1))
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assert(mk_level_one():succ_of() == mk_level_zero())
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assert(mk_level_one():succ_of():is_zero())
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assert(mk_level_succ(mk_level_succ(level())):is_not_zero())
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assert(not mk_param_univ("a"):is_not_zero())
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assert(mk_level_max(mk_param_univ("a"), mk_param_univ("b")):lhs() == mk_param_univ("a"))
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assert(mk_level_max(mk_param_univ("a"), mk_param_univ("b")):rhs() == mk_param_univ("b"))
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assert(mk_level_imax(mk_param_univ("a"), mk_param_univ("b")):lhs() == mk_param_univ("a"))
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assert(mk_level_imax(mk_param_univ("a"), mk_param_univ("b")):rhs() == mk_param_univ("b"))
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assert(mk_param_univ("a"):id() == name("a"))
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assert(mk_meta_univ("b"):id() == name("b"))
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assert(level():trivially_leq(mk_level_one()))
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assert(level():trivially_leq(mk_param_univ("a")))
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assert(not mk_param_univ("b"):trivially_leq(mk_param_univ("a")))
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assert(mk_level_one():kind() == level_kind.Succ)
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assert(not mk_level_one():has_meta())
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assert(not mk_level_succ(mk_param_univ("a")):has_meta())
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assert(mk_level_succ(mk_meta_univ("a")):has_meta())
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local l = mk_level_max(mk_param_univ("a"), mk_param_univ("b"))
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assert(l:instantiate({"a"}, {mk_level_one()}) == mk_level_max(mk_level_one(), mk_param_univ("b")))
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assert(l:instantiate({"a", "b"}, {mk_level_one(), mk_param_univ("c")}) == mk_level_max(mk_level_one(), mk_param_univ("c")))
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assert(not pcall(function() l:instantiate({"a", "b", "C"}, {mk_level_one(), mk_param_univ("c")}) end))
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assert(l:is_eqp(l))
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assert(not l:is_eqp(level()))
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