1 files changed, 16 insertions, 0 deletions
diff --git a/Lib/distutils/tests/test_build_py.py b/Lib/distutils/tests/test_build_py.py
index 8ad3bbc4526..582f24634ab 100644
--- a/Lib/distutils/tests/test_build_py.py
+++ b/Lib/distutils/tests/test_build_py.py
@@ -89,6 +89,22 @@ class BuildPyTestCase(support.TempdirManager,
             os.chdir(cwd)
             sys.stdout = sys.__stdout__
 
+    def test_dont_write_bytecode(self):
+        # makes sure byte_compile is not used
+        pkg_dir, dist = self.create_dist()
+        cmd = build_py(dist)
+        cmd.compile = 1
+        cmd.optimize = 1
+
+        old_dont_write_bytecode = sys.dont_write_bytecode
+        sys.dont_write_bytecode = True
+        try:
+            cmd.byte_compile([])
+        finally:
+            sys.dont_write_bytecode = old_dont_write_bytecode
+
+        self.assertTrue('byte-compiling is disabled' in self.logs[0][1])
+
 def test_suite():
     return unittest.makeSuite(BuildPyTestCase)