Add third_party/pexpect

third_party/pexpect/tests/test_filedescriptor.py

Index: third_party/pexpect/tests/test_filedescriptor.py
diff --git a/third_party/pexpect/tests/test_filedescriptor.py b/third_party/pexpect/tests/test_filedescriptor.py
new file mode 100644
index 0000000000000000000000000000000000000000..d9164e1d50b715c2331814fbfb2bc7a3e8a492df
--- /dev/null
+++ b/third_party/pexpect/tests/test_filedescriptor.py
@@ -0,0 +1,72 @@
+#!/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
+from pexpect import fdpexpect
+import unittest
+from . import PexpectTestCase
+import os
+
+class ExpectTestCase(PexpectTestCase.PexpectTestCase):
+    def setUp(self):
+        print(self.id())
+        PexpectTestCase.PexpectTestCase.setUp(self)
+
+    def test_fd (self):
+        fd = os.open ('TESTDATA.txt', os.O_RDONLY)
+        s = fdpexpect.fdspawn (fd)
+        s.expect(b'This is the end of test data:')
+        s.expect(pexpect.EOF)
+        self.assertEqual(s.before, b' END\n')
+
+    def test_maxread (self):
+        fd = os.open ('TESTDATA.txt', os.O_RDONLY)
+        s = fdpexpect.fdspawn (fd)
+        s.maxread = 100
+        s.expect('2')
+        s.expect ('This is the end of test data:')
+        s.expect (pexpect.EOF)
+        self.assertEqual(s.before, b' END\n')
+
+    def test_fd_isalive (self):
+        fd = os.open ('TESTDATA.txt', os.O_RDONLY)
+        s = fdpexpect.fdspawn(fd)
+        assert s.isalive()
+        os.close(fd)
+        assert not s.isalive(), "Should not be alive after close()"
+
+    def test_fd_isatty (self):
+        fd = os.open ('TESTDATA.txt', os.O_RDONLY)
+        s = fdpexpect.fdspawn (fd)
+        assert not s.isatty()
+        s.close()
+
+    def test_fileobj(self):
+        f = open('TESTDATA.txt', 'r')
+        s = fdpexpect.fdspawn(f)  # Should get the fileno from the file handle
+        s.expect('2')
+        s.close()
+        assert not s.isalive()
+        s.close()  # Smoketest - should be able to call this again
+
+if __name__ == '__main__':
+    unittest.main()
+
+suite = unittest.makeSuite(ExpectTestCase, 'test')