Add `configure` function.

* gd_diff.py (configure): New function.
* tests/test_gd_diff.py (test_configure): Test for `configure` function.

1 files changed, 22 insertions, 0 deletions

diff --git a/tests/test_gd_diff.py b/tests/test_gd_diff.py
index 67d9b8d..b62e014 100644
--- a/tests/test_gd_diff.py
+++ b/tests/test_gd_diff.py
@@ -6,6 +6,7 @@
 #  gns-deb-diff is under the Public Domain. See
 #  <https://creativecommons.org/publicdomain/zero/1.0>
 
+import builtins
 import json
 import os
 import subprocess
@@ -350,6 +351,27 @@ class TestGdDiff(object):
             assert_equal(configured, True)
 
 
+    def test_configure(self):
+        def env(e):
+            return self.test_home
+
+        inputs = ['usrnm', 'weasaspeciesrfckd']
+        def mock_input(p):
+            return inputs.pop(0)
+
+        with mock.patch('os.getenv', new=env), \
+             mock.patch('builtins.input', new=mock_input):
+            configure()
+
+            # read config file
+            config = json.load(open(config_file(), 'r'))
+
+            # tests
+            assert_equal(config['user'], 'usrnm')
+            assert_equal(config['pass'], 'weasaspeciesrfckd')
+            assert_equal(oct(os.stat(config_file()).st_mode), '0o100600')
+
+
     def teardown(self):
         """Teardown method for this class."""
         if(path.exists(self.gns_pkgs_dir)):