Add third_party/pexpect

third_party/pexpect/tests/test_run_out_of_pty.py

Index: third_party/pexpect/tests/test_run_out_of_pty.py
diff --git a/third_party/pexpect/tests/test_run_out_of_pty.py b/third_party/pexpect/tests/test_run_out_of_pty.py
new file mode 100644
index 0000000000000000000000000000000000000000..309014761dfb34ba8970a7c0551f9014f089e06c
--- /dev/null
+++ b/third_party/pexpect/tests/test_run_out_of_pty.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python
+'''
+PEXPECT LICENSE
+
+    This license is approved by the OSI and FSF as GPL-compatible.
+        http://opensource.org/licenses/isc-license.txt
+
+    Copyright (c) 2012, Noah Spurrier <noah@noah.org>
+    PERMISSION TO USE, COPY, MODIFY, AND/OR DISTRIBUTE THIS SOFTWARE FOR ANY
+    PURPOSE WITH OR WITHOUT FEE IS HEREBY GRANTED, PROVIDED THAT THE ABOVE
+    COPYRIGHT NOTICE AND THIS PERMISSION NOTICE APPEAR IN ALL COPIES.
+    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+    MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+'''
+import pexpect
+import unittest
+from . import PexpectTestCase
+
+class ExpectTestCase(PexpectTestCase.PexpectTestCase):
+    # This takes too long to run and isn't all that interesting of a test.
+    def OFF_test_run_out_of_pty (self):
+        '''This assumes that the tested platform has < 10000 pty devices.
+        This test currently does not work under Solaris.
+        Under Solaris it runs out of file descriptors first and
+        ld.so starts to barf:
+            ld.so.1: pt_chmod: fatal: /usr/lib/libc.so.1: Too many open files
+        '''
+        plist=[]
+        for count in range (0,10000):
+                try:
+                        plist.append (pexpect.spawn('ls -l'))
+                except pexpect.ExceptionPexpect:
+                        for c in range (0, count):
+                            plist[c].close()
+                        return
+                except Exception:
+                        err = sys.exc_info()[1]
+                        self.fail ('Expected ExceptionPexpect. ' + str(err))
+        self.fail ('Could not run out of pty devices. This may be OK.')
+
+if __name__ == '__main__':
+    unittest.main()
+
+suite = unittest.makeSuite(ExpectTestCase,'test')
+