PY-30762: Test added

python/testData/testCompletion/test_for_rename.after.py.txt

@@ -0,0 +1,10 @@
+import pytest
+
+#
+@pytest.fixture
+def spam():
+    return 1
+
+
+def test_sample(spam):
+    spam.bit_length

python/testData/testCompletion/test_for_rename.py

@@ -0,0 +1,10 @@
+import pytest
+
+#
+@pytest.fixture
+def <caret>my_rename_fixture():
+    return 1
+
+
+def test_sample(my_rename_fixture):
+    my_rename_fixture.bit_length

python/testSrc/com/jetbrains/python/testing/PyTestFixtureAndParametrizedTest.kt

@@ -37,4 +37,10 @@ class PyTestFixtureAndParametrizedTest : PyTestCase() {
     myFixture.completeBasicAllCarets('\t')
     myFixture.checkResultByFile("after_test_test.txt")
   }
+
+  fun testRename() {
+    myFixture.configureByFile("test_for_rename.py")
+    myFixture.renameElementAtCaret("spam")
+    myFixture.checkResultByFile("test_for_rename.after.py.txt")
+  }
 }