Refactor names tests

conftest.py

@@ -105,6 +105,11 @@ def Script(environment):
     return partial(jedi.Script, environment=environment)
 
 
+@pytest.fixture(scope='session')
+def names(environment):
+    return partial(jedi.names, environment=environment)
+
+
 @pytest.fixture(scope='session')
 def has_typing(environment):
     if environment.version_info >= (3, 5, 0):

test/test_api/test_defined_names.py

@@ -4,28 +4,21 @@ Tests for `api.defined_names`.
 
 from textwrap import dedent
 
-import pytest
-
 from jedi import names
-from ..helpers import TestCase
 
 
 def _assert_definition_names(definitions, names_):
     assert [d.name for d in definitions] == names_
 
 
-class TestDefinedNames(TestCase):
-    @pytest.fixture(autouse=True)
-    def init(self, environment):
-        self.environment = environment
-
-    def check_defined_names(self, source, names_):
-        definitions = names(dedent(source), environment=self.environment)
+def _check_defined_names(names, source, names_):
+    definitions = names(dedent(source))
     _assert_definition_names(definitions, names_)
     return definitions
 
-    def test_get_definitions_flat(self):
-        self.check_defined_names("""
+
+def test_get_definitions_flat(names):
+    _check_defined_names(names, """
         import module
         class Class:
             pass
@@ -34,25 +27,27 @@ class TestDefinedNames(TestCase):
         data = None
         """, ['module', 'Class', 'func', 'data'])
 
-    def test_dotted_assignment(self):
-        self.check_defined_names("""
+
+def test_dotted_assignment(names):
+    _check_defined_names(names, """
     x = Class()
     x.y.z = None
     """, ['x', 'z'])  # TODO is this behavior what we want?
 
-    def test_multiple_assignment(self):
-        self.check_defined_names("""
-        x = y = None
-        """, ['x', 'y'])
 
-    def test_multiple_imports(self):
-        self.check_defined_names("""
+def test_multiple_assignment(names):
+    _check_defined_names(names, "x = y = None", ['x', 'y'])
+
+
+def test_multiple_imports(names):
+    _check_defined_names(names, """
     from module import a, b
     from another_module import *
     """, ['a', 'b'])
 
-    def test_nested_definitions(self):
-        definitions = self.check_defined_names("""
+
+def test_nested_definitions(names):
+    definitions = _check_defined_names(names, """
     class Class:
         def f():
             pass
@@ -61,11 +56,11 @@ class TestDefinedNames(TestCase):
     """, ['Class'])
     subdefinitions = definitions[0].defined_names()
     _assert_definition_names(subdefinitions, ['f', 'g'])
-        self.assertEqual([d.full_name for d in subdefinitions],
-                         ['__main__.Class.f', '__main__.Class.g'])
+    assert [d.full_name for d in subdefinitions] == ['__main__.Class.f', '__main__.Class.g']
 
-    def test_nested_class(self):
-        definitions = self.check_defined_names("""
+
+def test_nested_class(names):
+    definitions = _check_defined_names(names, """
     class L1:
         class L2:
             class L3:
@@ -80,8 +75,9 @@ class TestDefinedNames(TestCase):
     _assert_definition_names(subsubdefs, ['L3', 'f'])
     _assert_definition_names(subsubdefs[0].defined_names(), ['f'])
 
-    def test_class_fields_with_all_scopes_false(self):
-        definitions = self.check_defined_names("""
+
+def test_class_fields_with_all_scopes_false(names):
+    definitions = _check_defined_names(names, """
     from module import f
     g = f(f)
     class C:
@@ -96,8 +92,9 @@ class TestDefinedNames(TestCase):
     _assert_definition_names(C_subdefs, ['h'])
     _assert_definition_names(foo_subdefs, ['x', 'bar'])
 
-    def test_async_stmt_with_all_scopes_false(self):
-        definitions = self.check_defined_names("""
+
+def test_async_stmt_with_all_scopes_false(names):
+    definitions = _check_defined_names(names, """
     from module import f
     import asyncio