1 files changed, 59 insertions, 0 deletions
diff --git a/tests/import/import_star.py b/tests/import/import_star.py
new file mode 100644
index 0000000000..0947f6a835
--- /dev/null
+++ b/tests/import/import_star.py
@@ -0,0 +1,59 @@
+# test `from package import *` conventions, including __all__ support
+#
+# This test requires MICROPY_CONFIG_ROM_LEVEL_AT_LEAST_BASIC_FEATURES
+
+try:
+    next(iter([]), 42)
+except TypeError:
+    # 2-argument version of next() not supported
+    # we are probably not at MICROPY_CONFIG_ROM_LEVEL_BASIC_FEATURES
+    print('SKIP')
+    raise SystemExit
+
+# 1. test default visibility
+from pkgstar_default import *
+
+print('visibleFun' in globals())
+print('VisibleClass' in globals())
+print('_hiddenFun' in globals())
+print('_HiddenClass' in globals())
+print(visibleFun())
+
+# 2. test explicit visibility as defined by __all__ (as an array)
+from pkgstar_all_array import *
+
+print('publicFun' in globals())
+print('PublicClass' in globals())
+print('unlistedFun' in globals())
+print('UnlistedClass' in globals())
+print('_privateFun' in globals())
+print('_PrivateClass' in globals())
+print(publicFun())
+# test dynamic import as used in asyncio
+print('dynamicFun' in globals())
+print(dynamicFun())
+
+# 3. test explicit visibility as defined by __all__ (as an tuple)
+from pkgstar_all_tuple import *
+
+print('publicFun2' in globals())
+print('PublicClass2' in globals())
+print('unlistedFun2' in globals())
+print('UnlistedClass2' in globals())
+print(publicFun2())
+
+# 4. test reporting of missing entries in __all__
+try:
+    from pkgstar_all_miss import *
+
+    print("missed detection of incorrect __all__ definition")
+except AttributeError as er:
+    print("AttributeError triggered for bad __all__ definition")
+
+# 5. test reporting of invalid __all__ definition
+try:
+    from pkgstar_all_inval import *
+
+    print("missed detection of incorrect __all__ definition")
+except TypeError as er:
+    print("TypeError triggered for bad __all__ definition")