kopia lustrzana https://github.com/micropython/micropython
91 wiersze
2.1 KiB
Python
91 wiersze
2.1 KiB
Python
# test syntax and type errors specific to viper code generation
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def test(code):
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try:
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exec(code)
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except (SyntaxError, ViperTypeError, NotImplementedError) as e:
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print(repr(e))
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# viper: annotations must be identifiers
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test("@micropython.viper\ndef f(a:1): pass")
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test("@micropython.viper\ndef f() -> 1: pass")
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# unknown type
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test("@micropython.viper\ndef f(x:unknown_type): pass")
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# local used before type known
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test(
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"""
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@micropython.viper
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def f():
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print(x)
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x = 1
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"""
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)
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# type mismatch storing to local
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test(
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"""
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@micropython.viper
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def f():
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x = 1
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y = []
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x = y
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"""
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)
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# can't implicitly convert type to bool
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test(
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"""
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@micropython.viper
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def f():
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x = ptr(0)
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if x:
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pass
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"""
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)
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# incorrect return type
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test("@micropython.viper\ndef f() -> int: return []")
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# can't do unary op of incompatible type
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test("@micropython.viper\ndef f(x:ptr): -x")
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# can't do binary op between incompatible types
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test("@micropython.viper\ndef f(): 1 + []")
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test("@micropython.viper\ndef f(x:int, y:uint): x < y")
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# can't load
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test("@micropython.viper\ndef f(): 1[0]")
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test("@micropython.viper\ndef f(): 1[x]")
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# can't store
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test("@micropython.viper\ndef f(): 1[0] = 1")
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test("@micropython.viper\ndef f(): 1[x] = 1")
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test("@micropython.viper\ndef f(x:int): x[0] = x")
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test("@micropython.viper\ndef f(x:ptr32): x[0] = None")
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test("@micropython.viper\ndef f(x:ptr32): x[x] = None")
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# must raise an object
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test("@micropython.viper\ndef f(): raise 1")
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# unary ops not implemented
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test("@micropython.viper\ndef f(x:int): not x")
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# binary op not implemented
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test("@micropython.viper\ndef f(x:uint, y:uint): res = x // y")
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test("@micropython.viper\ndef f(x:uint, y:uint): res = x % y")
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test("@micropython.viper\ndef f(x:int): res = x in x")
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# yield (from) not implemented
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test("@micropython.viper\ndef f(): yield")
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test("@micropython.viper\ndef f(): yield from f")
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# passing a ptr to a Python function not implemented
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test("@micropython.viper\ndef f(): print(ptr(1))")
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# cast of a casting identifier not implemented
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test("@micropython.viper\ndef f(): int(int)")
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