Conformance tests: Fix tuples_unpacked.py (#1703)

I can't find the quoted phrase in the spec and I don't see a reason
why this should error.

Part of #1692

Author: JelleZijlstra

conformance/results/mypy/tuples_unpacked.toml

@@ -4,14 +4,12 @@ notes = """
 """
 output = """
 tuples_unpacked.py: error: More than one Unpack in a type is not allowed  [misc]
-tuples_unpacked.py:58: error: More than one Unpack in a type is not allowed  [misc]
+tuples_unpacked.py:59: error: More than one Unpack in a type is not allowed  [misc]
 """
 conformance_automated = "Fail"
 errors_diff = """
-Line 31: Expected 1 errors
-Line 32: Expected 1 errors
-Line 39: Expected 1 errors
 Line 40: Expected 1 errors
-Line 50: Expected 1 errors
-Line 60: Expected 1 errors
+Line 41: Expected 1 errors
+Line 51: Expected 1 errors
+Line 61: Expected 1 errors
 """

conformance/results/pyre/tuples_unpacked.toml

@@ -16,30 +16,34 @@ tuples_unpacked.py:25:13 Invalid type [31]: Expression `tuple[(int, *tuple[(bool
 tuples_unpacked.py:26:25 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `typing.Tuple[Type[int], *Tuple[typing.Any, ...], Type[str]]`.
 tuples_unpacked.py:26:25 Unable to concatenate tuple [60]: Expected to unpack an iterable, but got `typing.Type[tuple[Variable[_T_co](covariant)]]`.
 tuples_unpacked.py:26:37 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `Tuple[Type[bool], typing.Any]`.
-tuples_unpacked.py:31:6 Invalid type [31]: Expression `tuple[(*tuple[int], *tuple[int])]` is not a valid type.
-tuples_unpacked.py:32:6 Invalid type [31]: Expression `tuple[(*tuple[(int, ...)], *tuple[int])]` is not a valid type.
-tuples_unpacked.py:37:4 Invalid type [31]: Expression `tuple[(*tuple[str], *tuple[str])]` is not a valid type.
-tuples_unpacked.py:38:4 Invalid type [31]: Expression `tuple[(*tuple[(str, *tuple[(str, ...)])])]` is not a valid type.
-tuples_unpacked.py:39:4 Invalid type [31]: Expression `tuple[(*tuple[(str, ...)], *tuple[(int, ...)])]` is not a valid type.
-tuples_unpacked.py:40:4 Invalid type [31]: Expression `tuple[(*tuple[(str, *tuple[(str, ...)])], *tuple[(int, ...)])]` is not a valid type.
-tuples_unpacked.py:48:13 Invalid type [31]: Expression `tuple[(*$local_tuples_unpacked$Ts)]` is not a valid type.
-tuples_unpacked.py:49:8 Invalid type [31]: Expression `tuple[(*tuple[str], *$local_tuples_unpacked$Ts)]` is not a valid type.
-tuples_unpacked.py:50:8 Invalid type [31]: Expression `tuple[(*tuple[(str, ...)], *$local_tuples_unpacked$Ts)]` is not a valid type.
-tuples_unpacked.py:56:5 Undefined or invalid type [11]: Annotation `Unpack` is not defined as a type.
+tuples_unpacked.py:31:4 Invalid type [31]: Expression `tuple[(*tuple[int], *tuple[int])]` is not a valid type.
+tuples_unpacked.py:32:22 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `Tuple[Type[int], Type[int]]`.
+tuples_unpacked.py:33:4 Invalid type [31]: Expression `tuple[(*tuple[(int, ...)], *tuple[int])]` is not a valid type.
+tuples_unpacked.py:38:4 Invalid type [31]: Expression `tuple[(*tuple[str], *tuple[str])]` is not a valid type.
+tuples_unpacked.py:39:4 Invalid type [31]: Expression `tuple[(*tuple[(str, *tuple[(str, ...)])])]` is not a valid type.
+tuples_unpacked.py:40:4 Invalid type [31]: Expression `tuple[(*tuple[(str, ...)], *tuple[(int, ...)])]` is not a valid type.
+tuples_unpacked.py:41:4 Invalid type [31]: Expression `tuple[(*tuple[(str, *tuple[(str, ...)])], *tuple[(int, ...)])]` is not a valid type.
+tuples_unpacked.py:49:13 Invalid type [31]: Expression `tuple[(*$local_tuples_unpacked$Ts)]` is not a valid type.
+tuples_unpacked.py:50:8 Invalid type [31]: Expression `tuple[(*tuple[str], *$local_tuples_unpacked$Ts)]` is not a valid type.
+tuples_unpacked.py:51:8 Invalid type [31]: Expression `tuple[(*tuple[(str, ...)], *$local_tuples_unpacked$Ts)]` is not a valid type.
+tuples_unpacked.py:57:5 Undefined or invalid type [11]: Annotation `Unpack` is not defined as a type.
 """
 conformance_automated = "Fail"
 errors_diff = """
-Line 58: Expected 1 errors
-Line 60: Expected 1 errors
+Line 59: Expected 1 errors
+Line 61: Expected 1 errors
 Line 16: Unexpected errors ['tuples_unpacked.py:16:13 Invalid type [31]: Expression `tuple[(int, *tuple[(bool, bool)], str)]` is not a valid type.']
 Line 17: Unexpected errors ['tuples_unpacked.py:17:25 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `Tuple[Type[int], Type[bool], Type[bool], Type[str]]`.']
 Line 18: Unexpected errors ['tuples_unpacked.py:18:25 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `typing.Tuple[*Tuple[typing.Any, ...], Type[bool], Type[str]]`.', 'tuples_unpacked.py:18:25 Unable to concatenate tuple [60]: Expected to unpack an iterable, but got `typing.Type[tuple[Variable[_T_co](covariant)]]`.', 'tuples_unpacked.py:18:32 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `Tuple[Type[int], Type[bool]]`.']
 Line 19: Unexpected errors ['tuples_unpacked.py:19:25 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `typing.Tuple[Type[int], Type[bool], *Tuple[typing.Any, ...]]`.', 'tuples_unpacked.py:19:25 Unable to concatenate tuple [60]: Expected to unpack an iterable, but got `typing.Type[tuple[Variable[_T_co](covariant)]]`.', 'tuples_unpacked.py:19:43 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `Tuple[Type[bool], Type[str]]`.']
 Line 25: Unexpected errors ['tuples_unpacked.py:25:13 Invalid type [31]: Expression `tuple[(int, *tuple[(bool, ...)], str)]` is not a valid type.']
 Line 26: Unexpected errors ['tuples_unpacked.py:26:25 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `typing.Tuple[Type[int], *Tuple[typing.Any, ...], Type[str]]`.', 'tuples_unpacked.py:26:25 Unable to concatenate tuple [60]: Expected to unpack an iterable, but got `typing.Type[tuple[Variable[_T_co](covariant)]]`.', 'tuples_unpacked.py:26:37 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `Tuple[Type[bool], typing.Any]`.']
-Line 37: Unexpected errors ['tuples_unpacked.py:37:4 Invalid type [31]: Expression `tuple[(*tuple[str], *tuple[str])]` is not a valid type.']
-Line 38: Unexpected errors ['tuples_unpacked.py:38:4 Invalid type [31]: Expression `tuple[(*tuple[(str, *tuple[(str, ...)])])]` is not a valid type.']
-Line 48: Unexpected errors ['tuples_unpacked.py:48:13 Invalid type [31]: Expression `tuple[(*$local_tuples_unpacked$Ts)]` is not a valid type.']
-Line 49: Unexpected errors ['tuples_unpacked.py:49:8 Invalid type [31]: Expression `tuple[(*tuple[str], *$local_tuples_unpacked$Ts)]` is not a valid type.']
-Line 56: Unexpected errors ['tuples_unpacked.py:56:5 Undefined or invalid type [11]: Annotation `Unpack` is not defined as a type.']
+Line 31: Unexpected errors ['tuples_unpacked.py:31:4 Invalid type [31]: Expression `tuple[(*tuple[int], *tuple[int])]` is not a valid type.']
+Line 32: Unexpected errors ['tuples_unpacked.py:32:22 Incompatible parameter type [6]: In call `typing.GenericMeta.__getitem__`, for 1st positional argument, expected `Type[Variable[_T_co](covariant)]` but got `Tuple[Type[int], Type[int]]`.']
+Line 33: Unexpected errors ['tuples_unpacked.py:33:4 Invalid type [31]: Expression `tuple[(*tuple[(int, ...)], *tuple[int])]` is not a valid type.']
+Line 38: Unexpected errors ['tuples_unpacked.py:38:4 Invalid type [31]: Expression `tuple[(*tuple[str], *tuple[str])]` is not a valid type.']
+Line 39: Unexpected errors ['tuples_unpacked.py:39:4 Invalid type [31]: Expression `tuple[(*tuple[(str, *tuple[(str, ...)])])]` is not a valid type.']
+Line 49: Unexpected errors ['tuples_unpacked.py:49:13 Invalid type [31]: Expression `tuple[(*$local_tuples_unpacked$Ts)]` is not a valid type.']
+Line 50: Unexpected errors ['tuples_unpacked.py:50:8 Invalid type [31]: Expression `tuple[(*tuple[str], *$local_tuples_unpacked$Ts)]` is not a valid type.']
+Line 57: Unexpected errors ['tuples_unpacked.py:57:5 Undefined or invalid type [11]: Annotation `Unpack` is not defined as a type.']
 """

conformance/results/pyright/tuples_unpacked.toml

@@ -1,13 +1,11 @@
 conformant = "Pass"
 output = """
-tuples_unpacked.py:39:30 - error: Type argument list can have at most one unpacked TypeVarTuple or tuple
-tuples_unpacked.py:40:43 - error: Type argument list can have at most one unpacked TypeVarTuple or tuple
-tuples_unpacked.py:50:34 - error: Type argument list can have at most one unpacked TypeVarTuple or tuple
-tuples_unpacked.py:58:37 - error: Type argument list can have at most one unpacked TypeVarTuple or tuple
-tuples_unpacked.py:60:50 - error: Type argument list can have at most one unpacked TypeVarTuple or tuple
+tuples_unpacked.py:40:30 - error: Type argument list can have at most one unpacked TypeVarTuple or tuple
+tuples_unpacked.py:41:43 - error: Type argument list can have at most one unpacked TypeVarTuple or tuple
+tuples_unpacked.py:51:34 - error: Type argument list can have at most one unpacked TypeVarTuple or tuple
+tuples_unpacked.py:59:37 - error: Type argument list can have at most one unpacked TypeVarTuple or tuple
+tuples_unpacked.py:61:50 - error: Type argument list can have at most one unpacked TypeVarTuple or tuple
 """
-conformance_automated = "Fail"
+conformance_automated = "Pass"
 errors_diff = """
-Line 31: Expected 1 errors
-Line 32: Expected 1 errors
 """

conformance/results/pytype/tuples_unpacked.toml

@@ -12,36 +12,42 @@ File "tuples_unpacked.py", line 18, in func1: Invalid type annotation '<instance
 File "tuples_unpacked.py", line 19, in func1: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
 File "tuples_unpacked.py", line 25, in <module>: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
 File "tuples_unpacked.py", line 26, in func2: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
+File "tuples_unpacked.py", line 31, in <module>: Type annotation for u1 does not match type of assignment [annotation-type-mismatch]
+File "tuples_unpacked.py", line 31, in <module>: Invalid type annotation 'tuple[*tuple[int], *tuple[int]]'  [invalid-annotation]
 File "tuples_unpacked.py", line 31, in <module>: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
 File "tuples_unpacked.py", line 31, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]
-File "tuples_unpacked.py", line 32, in <module>: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
-File "tuples_unpacked.py", line 32, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]
-File "tuples_unpacked.py", line 37, in <module>: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
-File "tuples_unpacked.py", line 37, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]
+File "tuples_unpacked.py", line 32, in <module>: Tuple[Any] [assert-type]
+File "tuples_unpacked.py", line 33, in <module>: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
+File "tuples_unpacked.py", line 33, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]
 File "tuples_unpacked.py", line 38, in <module>: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
+File "tuples_unpacked.py", line 38, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]
 File "tuples_unpacked.py", line 39, in <module>: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
-File "tuples_unpacked.py", line 39, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]
 File "tuples_unpacked.py", line 40, in <module>: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
 File "tuples_unpacked.py", line 40, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]
-File "tuples_unpacked.py", line 45, in <module>: Function TypeVarTuple.__init__ expects 1 arg(s), got 2 [wrong-arg-count]
-File "tuples_unpacked.py", line 48, in <module>: Invalid type annotation '<instance of Tuple[nothing, ...]>'  [invalid-annotation]
-File "tuples_unpacked.py", line 49, in func3: Invalid type annotation 'tuple[*tuple[str], *Ts]'  [invalid-annotation]
-File "tuples_unpacked.py", line 50, in func3: Invalid type annotation 'tuple[*tuple[str, ...], *Ts]'  [invalid-annotation]
+File "tuples_unpacked.py", line 41, in <module>: Invalid type annotation '<instance of tuple>'  [invalid-annotation]
+File "tuples_unpacked.py", line 41, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]
+File "tuples_unpacked.py", line 46, in <module>: Function TypeVarTuple.__init__ expects 1 arg(s), got 2 [wrong-arg-count]
+File "tuples_unpacked.py", line 49, in <module>: Invalid type annotation '<instance of Tuple[nothing, ...]>'  [invalid-annotation]
+File "tuples_unpacked.py", line 50, in func3: Invalid type annotation 'tuple[*tuple[str], *Ts]'  [invalid-annotation]
+File "tuples_unpacked.py", line 51, in func3: Invalid type annotation 'tuple[*tuple[str, ...], *Ts]'  [invalid-annotation]
 """
 conformance_automated = "Fail"
 errors_diff = """
-Line 58: Expected 1 errors
-Line 60: Expected 1 errors
+Line 59: Expected 1 errors
+Line 61: Expected 1 errors
 Line 13: Unexpected errors ['File "tuples_unpacked.py", line 13, in <module>: typing.Unpack not supported yet [not-supported-yet]', 'File "tuples_unpacked.py", line 13, in <module>: typing.TypeVarTuple not supported yet [not-supported-yet]']
 Line 16: Unexpected errors ['File "tuples_unpacked.py", line 16, in <module>: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]']
 Line 17: Unexpected errors ['File "tuples_unpacked.py", line 17, in func1: Tuple[Any] [assert-type]']
 Line 18: Unexpected errors ['File "tuples_unpacked.py", line 18, in func1: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]']
 Line 19: Unexpected errors ['File "tuples_unpacked.py", line 19, in func1: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]']
 Line 25: Unexpected errors ['File "tuples_unpacked.py", line 25, in <module>: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]']
 Line 26: Unexpected errors ['File "tuples_unpacked.py", line 26, in func2: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]']
-Line 37: Unexpected errors ['File "tuples_unpacked.py", line 37, in <module>: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]', 'File "tuples_unpacked.py", line 37, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]']
-Line 38: Unexpected errors ['File "tuples_unpacked.py", line 38, in <module>: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]']
-Line 45: Unexpected errors ['File "tuples_unpacked.py", line 45, in <module>: Function TypeVarTuple.__init__ expects 1 arg(s), got 2 [wrong-arg-count]']
-Line 48: Unexpected errors ['File "tuples_unpacked.py", line 48, in <module>: Invalid type annotation \\'<instance of Tuple[nothing, ...]>\\'  [invalid-annotation]']
-Line 49: Unexpected errors ['File "tuples_unpacked.py", line 49, in func3: Invalid type annotation \\'tuple[*tuple[str], *Ts]\\'  [invalid-annotation]']
+Line 31: Unexpected errors ['File "tuples_unpacked.py", line 31, in <module>: Type annotation for u1 does not match type of assignment [annotation-type-mismatch]', 'File "tuples_unpacked.py", line 31, in <module>: Invalid type annotation \\'tuple[*tuple[int], *tuple[int]]\\'  [invalid-annotation]', 'File "tuples_unpacked.py", line 31, in <module>: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]', 'File "tuples_unpacked.py", line 31, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]']
+Line 32: Unexpected errors ['File "tuples_unpacked.py", line 32, in <module>: Tuple[Any] [assert-type]']
+Line 33: Unexpected errors ['File "tuples_unpacked.py", line 33, in <module>: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]', 'File "tuples_unpacked.py", line 33, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]']
+Line 38: Unexpected errors ['File "tuples_unpacked.py", line 38, in <module>: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]', 'File "tuples_unpacked.py", line 38, in <module>: Function list.extend was called with the wrong arguments [wrong-arg-types]']
+Line 39: Unexpected errors ['File "tuples_unpacked.py", line 39, in <module>: Invalid type annotation \\'<instance of tuple>\\'  [invalid-annotation]']
+Line 46: Unexpected errors ['File "tuples_unpacked.py", line 46, in <module>: Function TypeVarTuple.__init__ expects 1 arg(s), got 2 [wrong-arg-count]']
+Line 49: Unexpected errors ['File "tuples_unpacked.py", line 49, in <module>: Invalid type annotation \\'<instance of Tuple[nothing, ...]>\\'  [invalid-annotation]']
+Line 50: Unexpected errors ['File "tuples_unpacked.py", line 50, in func3: Invalid type annotation \\'tuple[*tuple[str], *Ts]\\'  [invalid-annotation]']
 """

conformance/tests/tuples_unpacked.py

@@ -26,10 +26,11 @@ def func2(x: tuple[int, *tuple[bool, ...], str]):
     assert_type(x, tuple[int, *tuple[bool, ...], str])
 
 
-# > As with TypeVarTuples, only one unpacking may appear in a tuple:
+# > For example, tuple[int, *tuple[str]] is equivalent to tuple[int, str].
 
-bad1: tuple[*tuple[int], *tuple[int]]  # E
-bad2: tuple[*tuple[int, ...], *tuple[int]]  # E
+u1: tuple[*tuple[int], *tuple[int]] = (int(1), int(1))  # OK
+assert_type(u1, tuple[int, int])
+u2: tuple[*tuple[int, ...], *tuple[int]]  # OK
 
 
 # > Only one unbounded tuple can be used within another tuple: