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325 lines (239 loc) · 7.07 KB
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-- Checks for 'mypy: option' directives inside files
[case testInlineSimple1]
# mypy: disallow-any-generics, no-warn-no-return
from typing import List, Optional
def foo() -> Optional[List]: # E: Missing type parameters for generic type "List"
20
[builtins fixtures/list.pyi]
[case testInlineSimple2]
# mypy: disallow-any-generics
# mypy: no-warn-no-return
from typing import List, Optional
def foo() -> Optional[List]: # E: Missing type parameters for generic type "List"
20
[builtins fixtures/list.pyi]
[case testInlineSimple3]
# mypy: disallow-any-generics=true, warn-no-return=0
from typing import List, Optional
def foo() -> Optional[List]: # E: Missing type parameters for generic type "List"
20
[builtins fixtures/list.pyi]
[case testInlineSimple4]
# mypy: disallow-any-generics = true, warn-no-return = 0
from typing import List, Optional
def foo() -> Optional[List]: # E: Missing type parameters for generic type "List"
20
[builtins fixtures/list.pyi]
[case testInlineList]
# mypy: disallow-any-generics,always-false="FOO,BAR"
from typing import List
def foo(FOO: bool, BAR: bool) -> List: # E: Missing type parameters for generic type "List"
if FOO or BAR:
1+'lol'
return []
[builtins fixtures/list.pyi]
[case testInlineInvert1]
# flags: --disallow-any-generics --allow-untyped-globals
import a
[file a.py]
# mypy: allow-any-generics, disallow-untyped-globals
x = [] # E: Need type annotation for "x" (hint: "x: List[<type>] = ...")
from typing import List
def foo() -> List:
...
[builtins fixtures/list.pyi]
[case testInlineInvert2]
import a
[file a.py]
# mypy: no-always-true
[out]
tmp/a.py:1: error: Can not invert non-boolean key always_true
[case testInlineIncremental1]
import a
[file a.py]
# mypy: disallow-any-generics, no-warn-no-return
from typing import List, Optional
def foo() -> Optional[List]:
20
[file a.py.2]
# mypy: no-warn-no-return
from typing import List, Optional
def foo() -> Optional[List]:
20
[file a.py.3]
from typing import List, Optional
def foo() -> Optional[List]:
20
[out]
tmp/a.py:4: error: Missing type parameters for generic type "List"
[out2]
[out3]
tmp/a.py:2: error: Missing return statement
[builtins fixtures/list.pyi]
[case testInlineIncremental2]
# flags2: --disallow-any-generics
import a
[file a.py]
# mypy: no-warn-no-return
from typing import Optional, List
def foo() -> Optional[List]:
20
[file b.py.2]
# no changes to a.py, but flag change should cause recheck
[out]
[out2]
tmp/a.py:4: error: Missing type parameters for generic type "List"
[builtins fixtures/list.pyi]
[case testInlineIncremental3]
import a, b
[file a.py]
# mypy: no-warn-no-return
from typing import Optional
def foo() -> Optional[int]:
20
[file b.py]
[file b.py.2]
# no changes to a.py and we want to make sure it isn't rechecked
[out]
[out2]
[rechecked b]
[case testInlineError1]
# mypy: invalid-whatever
# mypy: no-warn-no-return; no-strict-optional
# mypy: always-true=FOO,BAR
# mypy: always-true="FOO,BAR
[out]
main:1: error: Unrecognized option: invalid_whatever = True
main:2: error: Unrecognized option: no_warn_no_return; no_strict_optional = True
main:3: error: Unrecognized option: bar = True
main:4: error: Unterminated quote in configuration comment
[case testInlineError2]
# mypy: skip-file
[out]
main:1: error: Unrecognized option: skip_file = True
[case testInlineStrict]
# mypy: strict
[out]
main:1: error: Setting "strict" not supported in inline configuration: specify it in a configuration file instead, or set individual inline flags (see "mypy -h" for the list of flags enabled in strict mode)
[case testInlineErrorCodes]
# mypy: enable-error-code="ignore-without-code,truthy-bool"
class Foo:
pass
foo = Foo()
if foo: ... # E: "__main__.foo" has type "Foo" which does not implement __bool__ or __len__ so it could always be true in boolean context
42 + "no" # type: ignore # E: "type: ignore" comment without error code (consider "type: ignore[operator]" instead)
[case testInlineErrorCodesOverrideConfig]
# flags: --config-file tmp/mypy.ini
import foo
import tests.bar
import tests.baz
[file foo.py]
# mypy: disable-error-code="truthy-bool"
class Foo:
pass
foo = Foo()
if foo: ...
42 + "no" # type: ignore # E: "type: ignore" comment without error code (consider "type: ignore[operator]" instead)
[file tests/__init__.py]
[file tests/bar.py]
# mypy: enable-error-code="ignore-without-code"
def foo() -> int: ...
if foo: ... # E: Function "foo" could always be true in boolean context
42 + "no" # type: ignore # E: "type: ignore" comment without error code (consider "type: ignore[operator]" instead)
[file tests/baz.py]
# mypy: disable-error-code="truthy-bool"
class Foo:
pass
foo = Foo()
if foo: ...
42 + "no" # type: ignore
[file mypy.ini]
\[mypy]
enable_error_code = ignore-without-code, truthy-bool
\[mypy-tests.*]
disable_error_code = ignore-without-code
[case testIgnoreErrorsSimple]
# mypy: ignore-errors=True
def f() -> None:
while 1():
pass
[case testIgnoreErrorsInImportedModule]
from m import C
c = C()
reveal_type(c.x) # N: Revealed type is "builtins.int"
[file m.py]
# mypy: ignore-errors=True
class C:
def f(self) -> None:
self.x = 1
[case testIgnoreErrorsWithLambda]
# mypy: ignore-errors=True
def f(self, x=lambda: 1) -> None:
pass
class C:
def f(self) -> None:
l = lambda: 1
self.x = 1
[case testIgnoreErrorsWithUnsafeSuperCall_no_empty]
from m import C
class D(C):
def m(self) -> None:
super().m1()
super().m2() \
# E: Call to abstract method "m2" of "C" with trivial body via super() is unsafe
super().m3() \
# E: Call to abstract method "m3" of "C" with trivial body via super() is unsafe
super().m4() \
# E: Call to abstract method "m4" of "C" with trivial body via super() is unsafe
super().m5() \
# E: Call to abstract method "m5" of "C" with trivial body via super() is unsafe
super().m6() \
# E: Call to abstract method "m6" of "C" with trivial body via super() is unsafe
super().m7()
def m1(self) -> int:
return 0
def m2(self) -> int:
return 0
def m3(self) -> int:
return 0
def m4(self) -> int:
return 0
def m5(self) -> int:
return 0
def m6(self) -> int:
return 0
[file m.py]
# mypy: ignore-errors=True
import abc
class C:
@abc.abstractmethod
def m1(self) -> int:
"""x"""
return 0
@abc.abstractmethod
def m2(self) -> int:
"""doc"""
@abc.abstractmethod
def m3(self) -> int:
pass
@abc.abstractmethod
def m4(self) -> int: ...
@abc.abstractmethod
def m5(self) -> int:
"""doc"""
...
@abc.abstractmethod
def m6(self) -> int:
raise NotImplementedError()
@abc.abstractmethod
def m7(self) -> int:
raise NotImplementedError()
pass
[builtins fixtures/exception.pyi]
[case testInlineErrorCodesMultipleCodes]
# mypy: disable-error-code="truthy-bool, ignore-without-code"
class Foo:
pass
foo = Foo()
if foo: ...
42 + "no" # type: ignore