diff --git a/src/cosmofy/bundler.py b/src/cosmofy/bundler.py
index 75b2acd..78382f1 100644
--- a/src/cosmofy/bundler.py
+++ b/src/cosmofy/bundler.py
@@ -97,7 +97,14 @@ def expand_globs(start: Path, *patterns: str) -> Iterator[Tuple[Path, Set[str]]]
     """Yield paths of all glob patterns."""
     seen: Set[Path] = set()
     for pattern in patterns:
-        for path in sorted(start.glob(pattern)):
+        if pattern == ".":
+            paths = [start]
+        elif pattern == "..":
+            paths = [start.parent]
+        else:
+            paths = sorted(start.glob(pattern))
+
+        for path in paths:
             if not path.is_dir():
                 if path not in seen:
                     seen.add(path)
@@ -211,6 +218,8 @@ def add_files(
             data = path.read_bytes()
             file_name = path.name
             parent_module = modules.get(path.parent, tuple())
+            if not parent_module and file_name in PACKAGE_FILES:
+                parent_module = (path.parent.name,)
             modules[path] = parent_module + (path.stem,)
 
             if not main_module and file_name in MAIN_FILES:
diff --git a/test/test_bundler.py b/test/test_bundler.py
index 502241c..23fc99e 100644
--- a/test/test_bundler.py
+++ b/test/test_bundler.py
@@ -3,28 +3,32 @@
 # std
 from pathlib import Path
 import io
+import os
+import tempfile
 
 # pkg
-from cosmofy.bundler import RE_MAIN
+from cosmofy import bundler
 from cosmofy.bundler import _archive
 from cosmofy.bundler import _pack_uint32
 from cosmofy.bundler import compile_python
 from cosmofy.zipfile2 import ZipFile2
 
+EXAMPLES = Path(__file__).parent.parent / "examples"
+
 
 def test_main_detector() -> None:
     """Detect __main__ blocks."""
     code = b"""if __name__ == "__main__":\n\t..."""
-    assert RE_MAIN.search(code)
+    assert bundler.RE_MAIN.search(code)
 
     code = b"""\nif __name__ == '__main__':\n\t..."""
-    assert RE_MAIN.search(code)
+    assert bundler.RE_MAIN.search(code)
 
     code = b"""\nif '__main__'  ==  __name__  :\n\t..."""
-    assert RE_MAIN.search(code)
+    assert bundler.RE_MAIN.search(code)
 
     code = b"""\n# if __name__ == "__main__":\n\t..."""
-    assert not RE_MAIN.search(code)
+    assert not bundler.RE_MAIN.search(code)
 
 
 def test_utilities() -> None:
@@ -35,3 +39,43 @@ def test_utilities() -> None:
     src = Path(__file__).parent.parent / "src" / "cosmofy" / "__init__.py"
     assert isinstance(compile_python(src), bytearray)
     assert isinstance(compile_python(src, src.read_bytes()), bytearray)
+
+
+def test_move() -> None:
+    """Move and make executable."""
+    content = b"test content"
+    with tempfile.NamedTemporaryFile() as f:
+        f.write(content)
+        f.flush()
+
+        with tempfile.NamedTemporaryFile() as g:
+            src = Path(f.name)
+            dest = Path(g.name)
+            bundler.move_set_executable(src, dest)
+            assert dest.read_bytes() == content
+            assert os.access(dest, os.X_OK)
+
+
+def test_globs() -> None:
+    """Glob patterns."""
+
+    src = EXAMPLES / "pkg-nested"
+    assert list(bundler.expand_globs(src)) == []  # no patterns
+
+    items = bundler.expand_globs(src, ".")
+    assert next(items) == (src, {"__init__.py"})
+
+    items = bundler.expand_globs(src, "..")
+    assert next(items) == (src.parent, set())  # examples only has sub-folders
+
+    items = list(bundler.expand_globs(src, "*"))
+    assert items[0] == (src / "__init__.py", set())
+    assert len(items) > 1
+
+    # see same item multiple times
+    items = list(bundler.expand_globs(src, "*", "*"))
+    assert items
+
+    src = EXAMPLES / "empty"
+    src.mkdir(parents=True, exist_ok=True)
+    assert list(bundler.expand_globs(src, "*")) == []