Use new union syntax in tests

Author: ilevkivskyi

test-data/unit/check-parameter-specification.test

@@ -2647,37 +2647,37 @@ reveal_type(SneakyPrefix(f1).args)  # E: Missing positional argument "_" in call
                                     # N: Revealed type is "tuple[()]" \
                                     # E: Argument 1 to "SneakyPrefix" has incompatible type "Callable[[], int]"; expected "Callable[[int], object]"
 
-reveal_type(Sneaky(f2, 1).args)  # N: Revealed type is "Union[tuple[()], tuple[builtins.int]]"
+reveal_type(Sneaky(f2, 1).args)  # N: Revealed type is "tuple[()] | tuple[builtins.int]"
 reveal_type(SneakyPrefix(f2, 1).args)  # N: Revealed type is "tuple[()]"
 
 reveal_type(Sneaky(f3, 1).args)  # N: Revealed type is "tuple[builtins.int]"
 reveal_type(SneakyPrefix(f3, 1).args)  # N: Revealed type is "tuple[()]"
 
 reveal_type(Sneaky(f4, x=1).args)  # N: Revealed type is "tuple[()]"
 
-reveal_type(Sneaky(f5, 1).args)  # N: Revealed type is "Union[tuple[()], tuple[builtins.int], tuple[builtins.int, builtins.int]]"
-reveal_type(SneakyPrefix(f5, 1).args)  # N: Revealed type is "Union[tuple[()], tuple[builtins.int]]"
-reveal_type(Sneaky(f5, 1, 2).args)  # N: Revealed type is "Union[tuple[()], tuple[builtins.int], tuple[builtins.int, builtins.int]]"
-reveal_type(SneakyPrefix(f5, 1, 2).args)  # N: Revealed type is "Union[tuple[()], tuple[builtins.int]]"
+reveal_type(Sneaky(f5, 1).args)  # N: Revealed type is "tuple[()] | tuple[builtins.int] | tuple[builtins.int, builtins.int]"
+reveal_type(SneakyPrefix(f5, 1).args)  # N: Revealed type is "tuple[()] | tuple[builtins.int]"
+reveal_type(Sneaky(f5, 1, 2).args)  # N: Revealed type is "tuple[()] | tuple[builtins.int] | tuple[builtins.int, builtins.int]"
+reveal_type(SneakyPrefix(f5, 1, 2).args)  # N: Revealed type is "tuple[()] | tuple[builtins.int]"
 
-reveal_type(Sneaky(f6, 1).args)  # N: Revealed type is "Union[tuple[()], tuple[builtins.int], tuple[builtins.int, Unpack[builtins.tuple[builtins.int, ...]]]]"
-reveal_type(SneakyPrefix(f6, 1).args)  # N: Revealed type is "Union[tuple[()], tuple[Unpack[builtins.tuple[builtins.int, ...]]]]"
-reveal_type(Sneaky(f6, 1, 2).args)  # N: Revealed type is "Union[tuple[()], tuple[builtins.int], tuple[builtins.int, Unpack[builtins.tuple[builtins.int, ...]]]]"
-reveal_type(SneakyPrefix(f6, 1, 2).args)  # N: Revealed type is "Union[tuple[()], tuple[Unpack[builtins.tuple[builtins.int, ...]]]]"
+reveal_type(Sneaky(f6, 1).args)  # N: Revealed type is "tuple[()] | tuple[builtins.int] | tuple[builtins.int, Unpack[builtins.tuple[builtins.int, ...]]]"
+reveal_type(SneakyPrefix(f6, 1).args)  # N: Revealed type is "tuple[()] | tuple[Unpack[builtins.tuple[builtins.int, ...]]]"
+reveal_type(Sneaky(f6, 1, 2).args)  # N: Revealed type is "tuple[()] | tuple[builtins.int] | tuple[builtins.int, Unpack[builtins.tuple[builtins.int, ...]]]"
+reveal_type(SneakyPrefix(f6, 1, 2).args)  # N: Revealed type is "tuple[()] | tuple[Unpack[builtins.tuple[builtins.int, ...]]]"
 
 reveal_type(Sneaky(f7, 1, 2).args)  # N: Revealed type is "tuple[Literal[1]?, Literal[2]?]"
 reveal_type(SneakyPrefix(f7, 1, 2).args)  # N: Revealed type is "tuple[Literal[2]?]"
 
-reveal_type(Sneaky(f8, 1, '').args)  # N: Revealed type is "Union[tuple[()], tuple[builtins.int], tuple[builtins.int, Unpack[builtins.tuple[builtins.str, ...]]]]"
-reveal_type(SneakyPrefix(f8, 1, '').args)  # N: Revealed type is "Union[tuple[()], tuple[Unpack[builtins.tuple[builtins.str, ...]]]]"
+reveal_type(Sneaky(f8, 1, '').args)  # N: Revealed type is "tuple[()] | tuple[builtins.int], tuple[builtins.int, Unpack[builtins.tuple[builtins.str, ...]]]"
+reveal_type(SneakyPrefix(f8, 1, '').args)  # N: Revealed type is "tuple[()] | tuple[Unpack[builtins.tuple[builtins.str, ...]]]"
 
 reveal_type(Sneaky(f9, 1, '', 0).args)  # N: Revealed type is "tuple[builtins.int, builtins.str, builtins.int]"
 reveal_type(SneakyPrefix(f9, 1, '', 0).args)  # N: Revealed type is "tuple[builtins.str, builtins.int]"
 
-reveal_type(Sneaky(f10, 1, '', '').args)  # N: Revealed type is "Union[tuple[()], tuple[builtins.int], tuple[builtins.int, Unpack[builtins.tuple[builtins.str, ...]]]]"
-reveal_type(SneakyPrefix(f10, 1, '', '').args)  # N: Revealed type is "Union[tuple[()], tuple[Unpack[builtins.tuple[builtins.str, ...]]]]"
+reveal_type(Sneaky(f10, 1, '', '').args)  # N: Revealed type is "tuple[()] | tuple[builtins.int] | tuple[builtins.int, Unpack[builtins.tuple[builtins.str, ...]]]"
+reveal_type(SneakyPrefix(f10, 1, '', '').args)  # N: Revealed type is "tuple[()] | tuple[Unpack[builtins.tuple[builtins.str, ...]]]"
 
-reveal_type(Sneaky(f11).args)  # N: Revealed type is "Union[tuple[()], tuple[builtins.int]]"
+reveal_type(Sneaky(f11).args)  # N: Revealed type is "tuple[()] | tuple[builtins.int]"
 [builtins fixtures/paramspec.pyi]
 
 [case testRevealBoundParamSpecGeneric]