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1 files changed, 23 insertions, 0 deletions

diff --git a/src/python/stdlib/test/test_openpty.py b/src/python/stdlib/test/test_openpty.py
new file mode 100644
index 0000000..20c4fe2
--- /dev/null
+++ b/src/python/stdlib/test/test_openpty.py
@@ -0,0 +1,23 @@
+# Test to see if openpty works. (But don't worry if it isn't available.)
+
+import os, unittest
+from test.test_support import run_unittest
+
+if not hasattr(os, "openpty"):
+    raise unittest.SkipTest, "No openpty() available."
+
+
+class OpenptyTest(unittest.TestCase):
+    def test(self):
+        master, slave = os.openpty()
+        if not os.isatty(slave):
+            self.fail("Slave-end of pty is not a terminal.")
+
+        os.write(slave, 'Ping!')
+        self.assertEqual(os.read(master, 1024), 'Ping!')
+
+def test_main():
+    run_unittest(OpenptyTest)
+
+if __name__ == '__main__':
+    test_main()