[red-knot] Port type inference tests to new test framework (#13719)
## Summary Porting infer tests to new markdown tests framework. Link to the corresponding issue: #13696 --------- Co-authored-by: Carl Meyer <carl@astral.sh>
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# Expressions
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## OR
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```py
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def foo() -> str:
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pass
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a = True or False
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b = 'x' or 'y' or 'z'
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c = '' or 'y' or 'z'
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d = False or 'z'
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e = False or True
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f = False or False
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g = foo() or False
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h = foo() or True
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reveal_type(a) # revealed: Literal[True]
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reveal_type(b) # revealed: Literal["x"]
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reveal_type(c) # revealed: Literal["y"]
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reveal_type(d) # revealed: Literal["z"]
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reveal_type(e) # revealed: Literal[True]
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reveal_type(f) # revealed: Literal[False]
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reveal_type(g) # revealed: str | Literal[False]
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reveal_type(h) # revealed: str | Literal[True]
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```
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## AND
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```py
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def foo() -> str:
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pass
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a = True and False
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b = False and True
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c = foo() and False
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d = foo() and True
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e = 'x' and 'y' and 'z'
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f = 'x' and 'y' and ''
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g = '' and 'y'
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reveal_type(a) # revealed: Literal[False]
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reveal_type(b) # revealed: Literal[False]
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reveal_type(c) # revealed: str | Literal[False]
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reveal_type(d) # revealed: str | Literal[True]
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reveal_type(e) # revealed: Literal["z"]
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reveal_type(f) # revealed: Literal[""]
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reveal_type(g) # revealed: Literal[""]
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```
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## Simple function calls to bool
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```py
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def returns_bool() -> bool:
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return True
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if returns_bool():
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x = True
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else:
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x = False
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reveal_type(x) # revealed: bool
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```
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## Complex
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```py
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def foo() -> str:
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pass
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a = "x" and "y" or "z"
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b = "x" or "y" and "z"
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c = "" and "y" or "z"
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d = "" or "y" and "z"
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e = "x" and "y" or ""
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f = "x" or "y" and ""
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reveal_type(a) # revealed: Literal["y"]
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reveal_type(b) # revealed: Literal["x"]
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reveal_type(c) # revealed: Literal["z"]
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reveal_type(d) # revealed: Literal["z"]
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reveal_type(e) # revealed: Literal["y"]
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reveal_type(f) # revealed: Literal["x"]
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```
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## `bool()` function
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## Evaluates to builtin
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```py path=a.py
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redefined_builtin_bool = bool
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def my_bool(x)-> bool: pass
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```
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```py
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from a import redefined_builtin_bool, my_bool
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a = redefined_builtin_bool(0)
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b = my_bool(0)
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reveal_type(a) # revealed: Literal[False]
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reveal_type(b) # revealed: bool
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```
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## Truthy values
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```py
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a = bool(1)
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b = bool((0,))
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c = bool("NON EMPTY")
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d = bool(True)
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def foo(): pass
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e = bool(foo)
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reveal_type(a) # revealed: Literal[True]
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reveal_type(b) # revealed: Literal[True]
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reveal_type(c) # revealed: Literal[True]
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reveal_type(d) # revealed: Literal[True]
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reveal_type(e) # revealed: Literal[True]
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```
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## Falsy values
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```py
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a = bool(0)
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b = bool(())
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c = bool(None)
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d = bool("")
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e = bool(False)
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f = bool()
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reveal_type(a) # revealed: Literal[False]
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reveal_type(b) # revealed: Literal[False]
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reveal_type(c) # revealed: Literal[False]
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reveal_type(d) # revealed: Literal[False]
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reveal_type(e) # revealed: Literal[False]
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reveal_type(f) # revealed: Literal[False]
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```
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## Ambiguous values
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```py
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a = bool([])
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b = bool({})
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c = bool(set())
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reveal_type(a) # revealed: bool
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reveal_type(b) # revealed: bool
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reveal_type(c) # revealed: bool
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```
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