Merge branch 'master' of github.com:davidhalter/jedi

.gitignore

@@ -14,3 +14,4 @@ record.json
 /.pytest_cache
 /.mypy_cache
 /venv/
+.nvimrc

AUTHORS.txt

@@ -1,4 +1,4 @@
-Main Authors
+Main Authors
 ------------
 
 - David Halter (@davidhalter) <davidhalter88@gmail.com>
@@ -62,6 +62,7 @@ Code Contributors
 - Andrii Kolomoiets (@muffinmad)
 - Leo Ryu (@Leo-Ryu)
 - Joseph Birkner (@josephbirkner)
+- Márcio Mazza (@marciomazza)
 
 And a few more "anonymous" contributors.
 

CHANGELOG.rst

@@ -6,6 +6,10 @@ Changelog
 Unreleased
 ++++++++++
 
+- Added dataclass-equivalent for attrs.define
+- Find fixtures from Pytest entrypoints; Examples of pytest plugins installed
+  like this are pytest-django, pytest-sugar and Faker.
+
 0.18.1 (2021-11-17)
 +++++++++++++++++++
 

jedi/api/exceptions.py

@@ -23,7 +23,7 @@ class RefactoringError(_JediError):
     Refactorings can fail for various reasons. So if you work with refactorings
     like :meth:`.Script.rename`, :meth:`.Script.inline`,
     :meth:`.Script.extract_variable` and :meth:`.Script.extract_function`, make
-    sure to catch these. The descriptions in the errors are ususally valuable
+    sure to catch these. The descriptions in the errors are usually valuable
     for end users.
 
     A typical ``RefactoringError`` would tell the user that inlining is not

jedi/api/helpers.py

@@ -280,7 +280,7 @@ class CallDetails:
     def count_positional_arguments(self):
         count = 0
         for star_count, key_start, had_equal in self._list_arguments()[:-1]:
-            if star_count:
+            if star_count or key_start:
                 break
             count += 1
         return count
@@ -306,7 +306,7 @@ def _iter_arguments(nodes, position):
             first = node.children[0]
             second = node.children[1]
             if second == '=':
-                if second.start_pos < position:
+                if second.start_pos < position and first.type == 'name':
                     yield 0, first.value, True
                 else:
                     yield 0, remove_after_pos(first), False

jedi/api/project.py

@@ -433,7 +433,6 @@ def get_default_project(path=None):
             probable_path = dir
 
     if probable_path is not None:
-        # TODO search for setup.py etc
         return Project(probable_path)
 
     if first_no_init_file is not None:

jedi/api/refactoring/__init__.py

@@ -42,11 +42,17 @@ class ChangedFile:
         if self._from_path is None:
             from_p = ''
         else:
+            try:
                 from_p = self._from_path.relative_to(project_path)
+            except ValueError:  # Happens it the path is not on th project_path
+                from_p = self._from_path
         if self._to_path is None:
             to_p = ''
         else:
+            try:
                 to_p = self._to_path.relative_to(project_path)
+            except ValueError:
+                to_p = self._to_path
         diff = difflib.unified_diff(
             old_lines, new_lines,
             fromfile=str(from_p),

jedi/inference/__init__.py

@@ -90,7 +90,7 @@ class InferenceState:
         self.compiled_subprocess = environment.get_inference_state_subprocess(self)
         self.grammar = environment.get_grammar()
 
-        self.latest_grammar = parso.load_grammar(version='3.7')
+        self.latest_grammar = parso.load_grammar(version='3.10')
         self.memoize_cache = {}  # for memoize decorators
         self.module_cache = imports.ModuleCache()  # does the job of `sys.modules`.
         self.stub_module_cache = {}  # Dict[Tuple[str, ...], Optional[ModuleValue]]

jedi/inference/base_value.py

@@ -297,7 +297,7 @@ class Value(HelperValueMixin):
             just the `_T` generic parameter.
 
         `value_set`: represents the actual argument passed to the parameter
-            we're inferrined for, or (for recursive calls) their types. In the
+            we're inferred for, or (for recursive calls) their types. In the
             above example this would first be the representation of the list
             `[1]` and then, when recursing, just of `1`.
         """

jedi/inference/compiled/mixed.py

@@ -34,7 +34,7 @@ class MixedObject(ValueWrapper):
 
     This combined logic makes it possible to provide more powerful REPL
     completion. It allows side effects that are not noticable with the default
-    parser structure to still be completeable.
+    parser structure to still be completable.
 
     The biggest difference from CompiledValue to MixedObject is that we are
     generally dealing with Python code and not with C code. This will generate
@@ -267,7 +267,7 @@ def _find_syntax_node_name(inference_state, python_object):
 @inference_state_function_cache()
 def _create(inference_state, compiled_value, module_context):
     # TODO accessing this is bad, but it probably doesn't matter that much,
-    # because we're working with interpreteters only here.
+    # because we're working with interpreters only here.
     python_object = compiled_value.access_handle.access._obj
     result = _find_syntax_node_name(inference_state, python_object)
     if result is None:

jedi/inference/compiled/subprocess/functions.py

@@ -151,7 +151,11 @@ def _find_module(string, path=None, full_name=None, is_global_search=True):
 
         spec = find_spec(string, p)
         if spec is not None:
+            if spec.origin == "frozen":
+                continue
+
             loader = spec.loader
+
             if loader is None and not spec.has_location:
                 # This is a namespace package.
                 full_name = string if not path else full_name

jedi/inference/gradual/stub_value.py

@@ -86,6 +86,8 @@ class StubFilter(ParserTreeFilter):
         # Imports in stub files are only public if they have an "as"
         # export.
         definition = name.get_definition()
+        if definition is None:
+            return False
         if definition.type in ('import_from', 'import_name'):
             if name.parent.type not in ('import_as_name', 'dotted_as_name'):
                 return False

jedi/inference/names.py

@@ -248,7 +248,7 @@ class ValueNameMixin:
 
     def get_defining_qualified_value(self):
         context = self.parent_context
-        if context.is_module() or context.is_class():
+        if context is not None and (context.is_module() or context.is_class()):
             return self.parent_context.get_value()  # Might be None
         return None
 

jedi/inference/references.py

@@ -180,26 +180,34 @@ def _check_fs(inference_state, file_io, regex):
     return m.as_context()
 
 
-def gitignored_lines(folder_io, file_io):
+def gitignored_paths(folder_io, file_io):
-    ignored_paths = set()
+    ignored_paths_abs = set()
-    ignored_names = set()
+    ignored_paths_rel = set()
+
     for l in file_io.read().splitlines():
-        if not l or l.startswith(b'#'):
+        if not l or l.startswith(b'#') or l.startswith(b'!') or b'*' in l:
             continue
 
-        p = l.decode('utf-8', 'ignore')
+        p = l.decode('utf-8', 'ignore').rstrip('/')
-        if p.startswith('/'):
+        if '/' in p:
-            name = p[1:]
+            name = p.lstrip('/')
-            if name.endswith(os.path.sep):
+            ignored_paths_abs.add(os.path.join(folder_io.path, name))
-                name = name[:-1]
-            ignored_paths.add(os.path.join(folder_io.path, name))
         else:
-            ignored_names.add(p)
+            name = p
-    return ignored_paths, ignored_names
+            ignored_paths_rel.add((folder_io.path, name))
+
+    return ignored_paths_abs, ignored_paths_rel
+
+
+def expand_relative_ignore_paths(folder_io, relative_paths):
+    curr_path = folder_io.path
+    return {os.path.join(curr_path, p[1]) for p in relative_paths if curr_path.startswith(p[0])}
 
 
 def recurse_find_python_folders_and_files(folder_io, except_paths=()):
     except_paths = set(except_paths)
+    except_paths_relative = set()
+
     for root_folder_io, folder_ios, file_ios in folder_io.walk():
         # Delete folders that we don't want to iterate over.
         for file_io in file_ios:
@@ -209,14 +217,21 @@ def recurse_find_python_folders_and_files(folder_io, except_paths=()):
                     yield None, file_io
 
             if path.name == '.gitignore':
-                ignored_paths, ignored_names = \
+                ignored_paths_abs, ignored_paths_rel = gitignored_paths(
-                    gitignored_lines(root_folder_io, file_io)
+                    root_folder_io, file_io
-                except_paths |= ignored_paths
+                )
+                except_paths |= ignored_paths_abs
+                except_paths_relative |= ignored_paths_rel
+
+        except_paths_relative_expanded = expand_relative_ignore_paths(
+            root_folder_io, except_paths_relative
+        )
 
         folder_ios[:] = [
             folder_io
             for folder_io in folder_ios
             if folder_io.path not in except_paths
+            and folder_io.path not in except_paths_relative_expanded
             and folder_io.get_base_name() not in _IGNORE_FOLDERS
         ]
         for folder_io in folder_ios:

jedi/inference/value/dynamic_arrays.py

@@ -16,7 +16,7 @@ settings will stop this process.
 
 It is important to note that:
 
-1. Array modfications work only in the current module.
+1. Array modifications work only in the current module.
 2. Jedi only checks Array additions; ``list.pop``, etc are ignored.
 """
 from jedi import debug

jedi/inference/value/klass.py

@@ -78,6 +78,8 @@ class ClassName(TreeNameDefinition):
         type_ = super().api_type
         if type_ == 'function':
             definition = self.tree_name.get_definition()
+            if definition is None:
+                return type_
             if function_is_property(definition):
                 # This essentially checks if there is an @property before
                 # the function. @property could be something different, but
@@ -118,21 +120,6 @@ class ClassFilter(ParserTreeFilter):
         return False
 
     def _access_possible(self, name):
-        # Filter for ClassVar variables
-        # TODO this is not properly done, yet. It just checks for the string
-        # ClassVar in the annotation, which can be quite imprecise. If we
-        # wanted to do this correct, we would have to infer the ClassVar.
-        if not self._is_instance:
-            expr_stmt = name.get_definition()
-            if expr_stmt is not None and expr_stmt.type == 'expr_stmt':
-                annassign = expr_stmt.children[1]
-                if annassign.type == 'annassign':
-                    # If there is an =, the variable is obviously also
-                    # defined on the class.
-                    if 'ClassVar' not in annassign.children[1].get_code() \
-                            and '=' not in annassign.children:
-                        return False
-
         # Filter for name mangling of private variables like __foo
         return not name.value.startswith('__') or name.value.endswith('__') \
             or self._equals_origin_scope()

jedi/plugins/pytest.py

@@ -2,7 +2,7 @@ from pathlib import Path
 
 from parso.tree import search_ancestor
 from jedi.inference.cache import inference_state_method_cache
-from jedi.inference.imports import load_module_from_path
+from jedi.inference.imports import goto_import, load_module_from_path
 from jedi.inference.filters import ParserTreeFilter
 from jedi.inference.base_value import NO_VALUES, ValueSet
 from jedi.inference.helpers import infer_call_of_leaf
@@ -131,6 +131,17 @@ def _is_pytest_func(func_name, decorator_nodes):
         or any('fixture' in n.get_code() for n in decorator_nodes)
 
 
+def _find_pytest_plugin_modules():
+    """
+    Finds pytest plugin modules hooked by setuptools entry points
+
+    See https://docs.pytest.org/en/stable/how-to/writing_plugins.html#setuptools-entry-points
+    """
+    from pkg_resources import iter_entry_points
+
+    return [ep.module_name.split(".") for ep in iter_entry_points(group="pytest11")]
+
+
 @inference_state_method_cache()
 def _iter_pytest_modules(module_context, skip_own_module=False):
     if not skip_own_module:
@@ -159,7 +170,7 @@ def _iter_pytest_modules(module_context, skip_own_module=False):
                 break
             last_folder = folder  # keep track of the last found parent name
 
-    for names in _PYTEST_FIXTURE_MODULES:
+    for names in _PYTEST_FIXTURE_MODULES + _find_pytest_plugin_modules():
         for module_value in module_context.inference_state.import_module(names):
             yield module_value.as_context()
 
@@ -167,14 +178,28 @@ def _iter_pytest_modules(module_context, skip_own_module=False):
 class FixtureFilter(ParserTreeFilter):
     def _filter(self, names):
         for name in super()._filter(names):
-            funcdef = name.parent
+            # look for fixture definitions of imported names
-            # Class fixtures are not supported
+            if name.parent.type == "import_from":
-            if funcdef.type == 'funcdef':
+                imported_names = goto_import(self.parent_context, name)
-                decorated = funcdef.parent
+                if any(
-                if decorated.type == 'decorated' and self._is_fixture(decorated):
+                    self._is_fixture(iname.parent_context, iname.tree_name)
+                    for iname in imported_names
+                    # discard imports of whole modules, that have no tree_name
+                    if iname.tree_name
+                ):
                     yield name
 
-    def _is_fixture(self, decorated):
+            elif self._is_fixture(self.parent_context, name):
+                yield name
+
+    def _is_fixture(self, context, name):
+        funcdef = name.parent
+        # Class fixtures are not supported
+        if funcdef.type != "funcdef":
+            return False
+        decorated = funcdef.parent
+        if decorated.type != "decorated":
+            return False
         decorators = decorated.children[0]
         if decorators.type == 'decorators':
             decorators = decorators.children
@@ -191,11 +216,12 @@ class FixtureFilter(ParserTreeFilter):
                     last_leaf = last_trailer.get_last_leaf()
                     if last_leaf == ')':
                         values = infer_call_of_leaf(
-                            self.parent_context, last_leaf, cut_own_trailer=True)
+                            context, last_leaf, cut_own_trailer=True
+                        )
                     else:
-                        values = self.parent_context.infer_node(dotted_name)
+                        values = context.infer_node(dotted_name)
                 else:
-                    values = self.parent_context.infer_node(dotted_name)
+                    values = context.infer_node(dotted_name)
                 for value in values:
                     if value.name.get_qualified_names(include_module_names=True) \
                             == ('_pytest', 'fixtures', 'fixture'):

jedi/plugins/stdlib.py

@@ -803,6 +803,15 @@ _implemented = {
         # For now this works at least better than Jedi trying to understand it.
         'dataclass': _dataclass
     },
+    # attrs exposes declaration interface roughly compatible with dataclasses
+    # via attrs.define, attrs.frozen and attrs.mutable
+    # https://www.attrs.org/en/stable/names.html
+    'attr': {
+        'define': _dataclass,
+    },
+    'attrs': {
+        'define': _dataclass,
+    },
     'os.path': {
         'dirname': _create_string_input_function(os.path.dirname),
         'abspath': _create_string_input_function(os.path.abspath),

setup.py

@@ -41,14 +41,39 @@ setup(name='jedi',
               # coloroma for colored debug output
               'colorama',
               'Django<3.1',  # For now pin this.
+              'attrs',
           ],
           'qa': [
               'flake8==3.8.3',
               'mypy==0.782',
           ],
           'docs': [
-              'sphinx<2',
+              # Just pin all of these.
-              'docutils<0.18',
+              'Jinja2==2.11.3',
+              'MarkupSafe==1.1.1',
+              'Pygments==2.8.1',
+              'alabaster==0.7.12',
+              'babel==2.9.1',
+              'chardet==4.0.0',
+              'commonmark==0.8.1',
+              'docutils==0.17.1',
+              'future==0.18.2',
+              'idna==2.10',
+              'imagesize==1.2.0',
+              'mock==1.0.1',
+              'packaging==20.9',
+              'pyparsing==2.4.7',
+              'pytz==2021.1',
+              'readthedocs-sphinx-ext==2.1.4',
+              'recommonmark==0.5.0',
+              'requests==2.25.1',
+              'six==1.15.0',
+              'snowballstemmer==2.1.0',
+              'sphinx==1.8.5',
+              'sphinx-rtd-theme==0.4.3',
+              'sphinxcontrib-serializinghtml==1.1.4',
+              'sphinxcontrib-websupport==1.2.4',
+              'urllib3==1.26.4',
           ],
       },
       package_data={'jedi': ['*.pyi', 'third_party/typeshed/LICENSE',

test/completion/conftest.py

@@ -23,7 +23,7 @@ def inheritance_fixture():
 
 
 @pytest.fixture
-def testdir(testdir):
+def capsysbinary(capsysbinary):
-    #? ['chdir']
+    #? ['close']
-    testdir.chdir
+    capsysbinary.clos
-    return testdir
+    return capsysbinary

test/completion/django.py

@@ -5,6 +5,7 @@ import uuid
 from django.db import models
 from django.contrib.auth.models import User
 from django.db.models.query_utils import DeferredAttribute
+from django.db.models.manager import BaseManager
 
 
 class TagManager(models.Manager):

test/completion/pep0526_variables.py

@@ -44,7 +44,7 @@ class Foo():
     baz: typing.ClassVar[str]
 
 
-#?
+#? int()
 Foo.bar
 #? int()
 Foo().bar
@@ -58,6 +58,7 @@ class VarClass:
     var_instance2: float
     var_class1: typing.ClassVar[str] = 1
     var_class2: typing.ClassVar[bytes]
+    var_class3 = None
 
     def __init__(self):
         #? int()
@@ -70,15 +71,21 @@ class VarClass:
         d.var_class2
         #? []
         d.int
-        #? ['var_class1', 'var_class2', 'var_instance1', 'var_instance2']
+        #? ['var_class1', 'var_class2', 'var_instance1', 'var_instance2', 'var_class3']
         self.var_
 
+class VarClass2(VarClass):
+    var_class3: typing.ClassVar[int]
 
-#? ['var_class1', 'var_class2', 'var_instance1']
+    def __init__(self):
+        #? int()
+        self.var_class3
+
+#? ['var_class1', 'var_class2', 'var_instance1', 'var_class3', 'var_instance2']
 VarClass.var_
 #? int()
 VarClass.var_instance1
-#?
+#? float()
 VarClass.var_instance2
 #? str()
 VarClass.var_class1
@@ -88,7 +95,7 @@ VarClass.var_class2
 VarClass.int
 
 d = VarClass()
-#? ['var_class1', 'var_class2', 'var_instance1', 'var_instance2']
+#? ['var_class1', 'var_class2', 'var_class3', 'var_instance1', 'var_instance2']
 d.var_
 #? int()
 d.var_instance1

test/completion/pytest.py

@@ -139,9 +139,6 @@ def test_p(monkeypatch):
 #? ['capsysbinary']
 def test_p(capsysbin
 
-#? ['tmpdir', 'tmpdir_factory']
-def test_p(tmpdi
-
 
 def close_parens():
     pass
@@ -183,3 +180,28 @@ def with_annot() -> Generator[float, None, None]:
 def test_with_annot(inheritance_fixture, with_annot):
     #? float()
     with_annot
+
+# -----------------
+# pytest external plugins
+# -----------------
+
+#? ['admin_user', 'admin_client']
+def test_z(admin
+
+#! 15 ['def admin_client']
+def test_p(admin_client):
+    #? ['login', 'logout']
+    admin_client.log
+
+@pytest.fixture
+@some_decorator
+#? ['admin_user']
+def bla(admin_u
+    return
+
+@pytest.fixture
+@some_decorator
+#! 12 ['def admin_user']
+def bla(admin_user):
+    pass
+

test/examples/pytest_plugin_package/pytest_plugin/fixtures.py

@@ -0,0 +1,6 @@
+from pytest import fixture
+
+
+@fixture()
+def admin_user():
+    pass

test/examples/pytest_plugin_package/pytest_plugin/plugin.py

@@ -0,0 +1,16 @@
+import pytest
+
+from .fixtures import admin_user  # noqa
+
+
+@pytest.fixture()
+def admin_client():
+    return Client()
+
+
+class Client:
+    def login(self, **credentials):
+        ...
+
+    def logout(self):
+        ...

test/run.py

@@ -209,7 +209,7 @@ class IntegrationTestCase(BaseTestCase):
             TEST_REFERENCES: self.run_get_references,
         }
         if (self.path.endswith('pytest.py') or self.path.endswith('conftest.py')) \
-                and environment.executable != os.path.realpath(sys.executable):
+                and os.path.realpath(environment.executable) != os.path.realpath(sys.executable):
             # It's not guarantueed that pytest is installed in test
             # environments, if we're not running in the same environment that
             # we're already in, so just skip that case.

test/test_api/test_call_signatures.py

@@ -650,6 +650,7 @@ def test_cursor_after_signature(Script, column):
         ('abs(chr  ( \nclass y: pass', 1, 8, 'abs', 0),
         ('abs(chr  ( \nclass y: pass', 1, 9, 'abs', 0),
         ('abs(chr  ( \nclass y: pass', 1, 10, 'chr', 0),
+        ('abs(foo.bar=3)', 1, 13, 'abs', 0),
     ]
 )
 def test_base_signatures(Script, code, line, column, name, index):

test/test_api/test_interpreter.py

@@ -739,3 +739,18 @@ def test_param_infer_default():
     param, = abs_sig.params
     assert param.name == 'x'
     assert param.infer_default() == []
+
+
+@pytest.mark.parametrize(
+    'code, expected', [
+        ("random.triangular(", ['high=', 'low=', 'mode=']),
+        ("random.triangular(low=1, ", ['high=', 'mode=']),
+        ("random.triangular(high=1, ", ['low=', 'mode=']),
+        ("random.triangular(low=1, high=2, ", ['mode=']),
+        ("random.triangular(low=1, mode=2, ", ['high=']),
+    ],
+)
+def test_keyword_param_completion(code, expected):
+    import random
+    completions = jedi.Interpreter(code, [locals()]).complete()
+    assert expected == [c.name for c in completions if c.name.endswith('=')]

test/test_api/test_project.py

@@ -178,7 +178,7 @@ def test_is_potential_project(path, expected):
 
     if expected is None:
         try:
-            expected = _CONTAINS_POTENTIAL_PROJECT in os.listdir(path)
+            expected = bool(set(_CONTAINS_POTENTIAL_PROJECT) & set(os.listdir(path)))
         except OSError:
             expected = False
 

test/test_api/test_refactoring.py

@@ -1,6 +1,7 @@
 import os
 from textwrap import dedent
 from pathlib import Path
+import platform
 
 import pytest
 
@@ -70,3 +71,23 @@ def test_diff_without_ending_newline(Script):
         -a
         +c
         ''')
+
+
+def test_diff_path_outside_of_project(Script):
+    if platform.system().lower() == 'windows':
+        abs_path = r'D:\unknown_dir\file.py'
+    else:
+        abs_path = '/unknown_dir/file.py'
+    script = Script(
+        code='foo = 1',
+        path=abs_path,
+        project=jedi.get_default_project()
+    )
+    diff = script.rename(line=1, column=0, new_name='bar').get_diff()
+    assert diff == dedent(f'''\
+        --- {abs_path}
+        +++ {abs_path}
+        @@ -1 +1 @@
+        -foo = 1
+        +bar = 1
+        ''')

test/test_inference/test_implicit_namespace_package.py

@@ -43,6 +43,9 @@ def test_implicit_namespace_package(Script):
         solution = "foo = '%s'" % solution
         assert completion.description == solution
 
+    c, = script_with_path('import pkg').complete()
+    assert c.docstring() == ""
+
 
 def test_implicit_nested_namespace_package(Script):
     code = 'from implicit_nested_namespaces.namespace.pkg.module import CONST'

test/test_inference/test_imports.py

@@ -297,7 +297,6 @@ def test_os_issues(Script):
     # Github issue #759
     s = 'import os, s'
     assert 'sys' in import_names(s)
-    assert 'path' not in import_names(s, column=len(s) - 1)
     assert 'os' in import_names(s, column=len(s) - 3)
 
     # Some more checks

test/test_inference/test_signature.py

@@ -355,6 +355,48 @@ def test_dataclass_signature(Script, skip_pre_python37, start, start_params):
     price, = sig.params[-2].infer()
     assert price.name == 'float'
 
+@pytest.mark.parametrize(
+    'start, start_params', [
+        ['@define\nclass X:', []],
+        ['@frozen\nclass X:', []],
+        ['@define(eq=True)\nclass X:', []],
+        [dedent('''
+         class Y():
+             y: int
+         @define
+         class X(Y):'''), []],
+        [dedent('''
+         @define
+         class Y():
+             y: int
+             z = 5
+         @define
+         class X(Y):'''), ['y']],
+    ]
+)
+def test_attrs_signature(Script, skip_pre_python37, start, start_params):
+    has_attrs = bool(Script('import attrs').infer())
+    if not has_attrs:
+        raise pytest.skip("attrs needed in target environment to run this test")
+
+    code = dedent('''
+            name: str
+            foo = 3
+            price: float
+            quantity: int = 0.0
+
+        X(''')
+
+    # attrs exposes two namespaces
+    code = 'from attrs import define, frozen\n' + start + code
+
+    sig, = Script(code).get_signatures()
+    assert [p.name for p in sig.params] == start_params + ['name', 'price', 'quantity']
+    quantity, = sig.params[-1].infer()
+    assert quantity.name == 'int'
+    price, = sig.params[-2].infer()
+    assert price.name == 'float'
+
 
 @pytest.mark.parametrize(
     'stmt, expected', [

test/test_integration.py

@@ -1,4 +1,5 @@
 import os
+from collections import namedtuple
 
 import pytest
 
@@ -42,6 +43,22 @@ def test_completion(case, monkeypatch, environment, has_django):
 
     if (not has_django) and case.path.endswith('django.py'):
         pytest.skip('Needs django to be installed to run this test.')
+
+    if case.path.endswith("pytest.py"):
+        # to test finding pytest fixtures from external plugins
+        # add a stub pytest plugin to the project sys_path...
+        pytest_plugin_dir = str(helpers.get_example_dir("pytest_plugin_package"))
+        case._project.added_sys_path = [pytest_plugin_dir]
+
+        # ... and mock setuptools entry points to include it
+        # see https://docs.pytest.org/en/stable/how-to/writing_plugins.html#setuptools-entry-points
+        def mock_iter_entry_points(group):
+            assert group == "pytest11"
+            EntryPoint = namedtuple("EntryPoint", ["module_name"])
+            return [EntryPoint("pytest_plugin.plugin")]
+
+        monkeypatch.setattr("pkg_resources.iter_entry_points", mock_iter_entry_points)
+
     repo_root = helpers.root_dir
     monkeypatch.chdir(os.path.join(repo_root, 'jedi'))
     case.run(assert_case_equal, environment)