First past at unit test for persistent history feature

Added pexpect to modules required for running unit tests.

This opens the door for carefully crafted complex unit tests to verify intricate behavior.  Tests like this are somewhat painful to write and slow to execute.  However, they can enable testing complicated interactive behavior that we otherwise probably would not be able to test.

1 files changed, 1 insertions, 1 deletions

diff --git a/setup.py b/setup.py
index ce871627..80e8bd6a 100755
--- a/setup.py
+++ b/setup.py
@@ -77,7 +77,7 @@ if sys.version_info < (3, 0):
     INSTALL_REQUIRES += ['subprocess32']
 
 # unittest.mock was added in Python 3.3.  mock is a backport of unittest.mock to all versions of Python
-TESTS_REQUIRE = ['mock', 'pytest']
+TESTS_REQUIRE = ['mock', 'pytest', 'pexpect']
 DOCS_REQUIRE = ['sphinx', 'sphinx_rtd_theme', 'pyparsing', 'pyperclip', 'six']
 
 setup(