add test for recursive import from

Author: timfel

graalpython/com.oracle.graal.python.test/src/tests/package/recpkg/__init__.py

@@ -0,0 +1 @@
+from . import context

graalpython/com.oracle.graal.python.test/src/tests/package/recpkg/context.py

@@ -0,0 +1 @@
+from . import reduction

graalpython/com.oracle.graal.python.test/src/tests/package/recpkg/reduction.py

@@ -0,0 +1 @@
+from . import context

graalpython/com.oracle.graal.python.test/src/tests/test_imports.py

@@ -121,3 +121,8 @@ def func(x):
     old_name = code.co_filename
     _imp._fix_co_filename(code, old_name + '_more_path')
     assert code.co_filename == old_name + '_more_path'
+
+
+def test_recursive_import_from():
+    import package.recpkg
+    assert package.recpkg.context is package.recpkg.reduction.context