...

1 files changed, 52 insertions, 0 deletions

diff --git a/src/python/stdlib/test/test_global.py b/src/python/stdlib/test/test_global.py
new file mode 100644
index 0000000..abcb193
--- /dev/null
+++ b/src/python/stdlib/test/test_global.py
@@ -0,0 +1,52 @@
+"""Verify that warnings are issued for global statements following use."""
+
+from test.test_support import run_unittest, check_syntax_error
+import unittest
+import warnings
+
+
+class GlobalTests(unittest.TestCase):
+
+    def test1(self):
+        prog_text_1 = """\
+def wrong1():
+    a = 1
+    b = 2
+    global a
+    global b
+"""
+        check_syntax_error(self, prog_text_1)
+
+    def test2(self):
+        prog_text_2 = """\
+def wrong2():
+    print x
+    global x
+"""
+        check_syntax_error(self, prog_text_2)
+
+    def test3(self):
+        prog_text_3 = """\
+def wrong3():
+    print x
+    x = 2
+    global x
+"""
+        check_syntax_error(self, prog_text_3)
+
+    def test4(self):
+        prog_text_4 = """\
+global x
+x = 2
+"""
+        # this should work
+        compile(prog_text_4, "<test string>", "exec")
+
+
+def test_main():
+    with warnings.catch_warnings():
+        warnings.filterwarnings("error", module="<test string>")
+        run_unittest(GlobalTests)
+
+if __name__ == "__main__":
+    test_main()