[tor-commits] [stem/master] Unit tests for interpretor argument parsing

[atagar@xxxxxxxxxxxxxx]

commit 0e5cf58a99fe0adec83e06e918cf896019411480
Author: Damian Johnson <atagar@xxxxxxxxxxxxxx>
Date:   Sat Apr 19 09:12:16 2014 -0700

    Unit tests for interpretor argument parsing
    
    Few simple tests for our argument handling, adapted from arm.
---
 stem/interpretor/arguments.py      |    2 +-
 test/settings.cfg                  |    1 +
 test/unit/interpretor/__init__.py  |    7 +++++
 test/unit/interpretor/arguments.py |   57 ++++++++++++++++++++++++++++++++++++
 4 files changed, 66 insertions(+), 1 deletion(-)

diff --git a/stem/interpretor/arguments.py b/stem/interpretor/arguments.py
index c2971b0..733da27 100644
--- a/stem/interpretor/arguments.py
+++ b/stem/interpretor/arguments.py
@@ -2,7 +2,7 @@
 # See LICENSE for licensing information
 
 """
-Commandline argument parsing for arm.
+Commandline argument parsing for our interpretor prompt.
 """
 
 import collections
diff --git a/test/settings.cfg b/test/settings.cfg
index f0eb758..684d40a 100644
--- a/test/settings.cfg
+++ b/test/settings.cfg
@@ -183,6 +183,7 @@ test.unit_tests
 |test.unit.connection.authentication.TestAuthenticate
 |test.unit.connection.connect.TestConnect
 |test.unit.control.controller.TestControl
+|test.unit.interpretor.arguments.TestArgumentParsing
 |test.unit.doctest.TestDocumentation
 
 test.integ_tests
diff --git a/test/unit/interpretor/__init__.py b/test/unit/interpretor/__init__.py
new file mode 100644
index 0000000..e2ad715
--- /dev/null
+++ b/test/unit/interpretor/__init__.py
@@ -0,0 +1,7 @@
+"""
+Unit tests for the stem's interpretor prompt.
+"""
+
+__all__ = [
+  "arguments",
+]
diff --git a/test/unit/interpretor/arguments.py b/test/unit/interpretor/arguments.py
new file mode 100644
index 0000000..ab835c4
--- /dev/null
+++ b/test/unit/interpretor/arguments.py
@@ -0,0 +1,57 @@
+import unittest
+
+from stem.interpretor.arguments import DEFAULT_ARGS, parse, get_help
+
+
+class TestArgumentParsing(unittest.TestCase):
+  def test_that_we_get_default_values(self):
+    args = parse([])
+
+    for attr in DEFAULT_ARGS:
+      self.assertEqual(DEFAULT_ARGS[attr], getattr(args, attr))
+
+  def test_that_we_load_arguments(self):
+    args = parse(['--interface', '10.0.0.25:80'])
+    self.assertEqual('10.0.0.25', args.control_address)
+    self.assertEqual(80, args.control_port)
+
+    args = parse(['--interface', '80'])
+    self.assertEqual(DEFAULT_ARGS['control_address'], args.control_address)
+    self.assertEqual(80, args.control_port)
+
+    args = parse(['--socket', '/tmp/my_socket'])
+    self.assertEqual('/tmp/my_socket', args.control_socket)
+
+    args = parse(['--help'])
+    self.assertEqual(True, args.print_help)
+
+  def test_examples(self):
+    args = parse(['-i', '1643'])
+    self.assertEqual(1643, args.control_port)
+
+    args = parse(['-s', '~/.tor/socket'])
+    self.assertEqual('~/.tor/socket', args.control_socket)
+
+  def test_that_we_reject_unrecognized_arguments(self):
+    self.assertRaises(ValueError, parse, ['--blarg', 'stuff'])
+
+  def test_that_we_reject_invalid_interfaces(self):
+    invalid_inputs = (
+      '',
+      '    ',
+      'blarg',
+      '127.0.0.1',
+      '127.0.0.1:',
+      ':80',
+      '400.0.0.1:80',
+      '127.0.0.1:-5',
+      '127.0.0.1:500000',
+    )
+
+    for invalid_input in invalid_inputs:
+      self.assertRaises(ValueError, parse, ['--interface', invalid_input])
+
+  def test_get_help(self):
+    help_text = get_help()
+    self.assertTrue('Interactive interpretor for Tor.' in help_text)
+    self.assertTrue('change control interface from 127.0.0.1:9051' in help_text)



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