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Make sure overload signatures work, see #1417

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This commit is contained in:
Dave Halter
2019-12-07 00:30:21 +01:00
parent c582545628
commit 0474371f23
3 changed files with 20 additions and 0 deletions
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2
test/examples/typing_overload/file.py Normal file
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@@ -0,0 +1,2 @@
def with_overload(x, y: int) -> list:
pass

8
test/examples/typing_overload/file.pyi Normal file
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@@ -0,0 +1,8 @@
from typing import overload
@overload
def with_overload(x: int, y: int) -> float: ...
@overload
def with_overload(x: str, y: list) -> float: ...

10
test/test_inference/test_signature.py
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@@ -1,10 +1,12 @@
from textwrap import dedent from textwrap import dedent
from operator import ge, lt from operator import ge, lt
import re import re
import os
import pytest import pytest
from jedi.inference.gradual.conversion import _stub_to_python_value_set from jedi.inference.gradual.conversion import _stub_to_python_value_set
from ..helpers import get_example_dir
@pytest.mark.parametrize( @pytest.mark.parametrize(
@@ -289,3 +291,11 @@ def test_param_resolving_to_static(Script, stmt, expected, skip_pre_python35):
sig, = Script(code).call_signatures() sig, = Script(code).call_signatures()
assert sig.to_string() == expected assert sig.to_string() == expected
def test_overload(Script):
dir_ = get_example_dir('typing_overload')
code = 'from file import with_overload; with_overload('
x1, x2 = Script(code, path=os.path.join(dir_, 'foo.py')).call_signatures()
assert x1.to_string() == 'with_overload(x: int, y: int) -> float'
assert x2.to_string() == 'with_overload(x: str, y: list) -> float'