Add more test cases to sibling_imports_disabled

Author: amartani

gazelle/python/testdata/sibling_imports_disabled/BUILD.in

@@ -1 +1,2 @@
 # gazelle:python_resolve_sibling_imports false
+# gazelle:experimental_allow_relative_imports true

gazelle/python/testdata/sibling_imports_disabled/BUILD.out

@@ -1,6 +1,7 @@
 load("@rules_python//python:defs.bzl", "py_library", "py_test")
 
 # gazelle:python_resolve_sibling_imports false
+# gazelle:experimental_allow_relative_imports true
 
 py_library(
     name = "sibling_imports_disabled",

gazelle/python/testdata/sibling_imports_disabled/README.md

@@ -2,10 +2,15 @@
 
 This test case asserts that imports from sibling modules are NOT resolved as
 absolute imports when the `python_resolve_sibling_imports` directive is
-disabled. It covers 3 different types of imports in `pkg/unit_test.py`:
+disabled. It covers different types of imports in `pkg/unit_test.py`:
 
 - `import a` - resolves to the root-level `a.py` instead of the sibling
   `pkg/a.py`
+- `from typing import Iterable` - resolves to the stdlib `typing` module
+  (not the sibling `typing.py`).
+- `from .b import run` / `from .typing import A` - resolves to the sibling
+  `pkg/b.py` / `pkg/typing.py` (with
+  `gazelle:experimental_allow_relative_imports` enabled)
 - `import test_util` - resolves to the root-level `test_util.py` instead of
   the sibling `pkg/test_util.py`
 - `from b import run` - resolves to the root-level `b.py` instead of the

gazelle/python/testdata/sibling_imports_disabled/pkg/BUILD.in

@@ -1 +0,0 @@
-# gazelle:python_resolve_sibling_imports false

gazelle/python/testdata/sibling_imports_disabled/pkg/BUILD.out

@@ -1,20 +1,20 @@
 load("@rules_python//python:defs.bzl", "py_library", "py_test")
 
-# gazelle:python_resolve_sibling_imports false
-
 py_library(
     name = "pkg",
     srcs = [
         "__init__.py",
         "a.py",
         "b.py",
+        "typing.py",
     ],
     visibility = ["//:__subpackages__"],
 )
 
 py_test(
     name = "test_util",
     srcs = ["test_util.py"],
+    deps = [":pkg"],
 )
 
 py_test(

gazelle/python/testdata/sibling_imports_disabled/pkg/test_util.py

@@ -0,0 +1,2 @@
+from .b import run
+from .typing import A

gazelle/python/testdata/sibling_imports_disabled/pkg/typing.py

@@ -0,0 +1 @@
+A = 1

gazelle/python/testdata/sibling_imports_disabled/pkg/unit_test.py

@@ -1,3 +1,5 @@
+from typing import Iterable
+
 import a
 import test_util
 from b import run