From 5a769a5a4dd7bb626ed7f098c7751280ec92f204 Mon Sep 17 00:00:00 2001
From: willthames <will.thames@suncorp.com.au>
Date: Thu, 18 Oct 2012 12:53:30 +1000
Subject: [PATCH] Fixed tests to reflect desired configuration behaviour

Test for when environment variable and configuration file
variable both set now tests that the environment variable takes
precedence

Removed logic that would never be triggered from
lib/ansible/constants.py
---
 lib/ansible/constants.py |  2 --
 test/TestConstants.py    | 64 ++++++++++++++++++++++++++++++++++++++++
 test/ansible.cfg         |  3 ++
 3 files changed, 67 insertions(+), 2 deletions(-)
 create mode 100644 test/TestConstants.py
 create mode 100644 test/ansible.cfg

diff --git a/lib/ansible/constants.py b/lib/ansible/constants.py
index b04e20cb88e..5f57860f384 100644
--- a/lib/ansible/constants.py
+++ b/lib/ansible/constants.py
@@ -29,8 +29,6 @@ def get_config(p, section, key, env_var, default):
         try:
             return p.get(section, key)
         except:
-            if env_var is not None:
-                return os.environ.get(env_var, default)
             return default
     else:
         return default
diff --git a/test/TestConstants.py b/test/TestConstants.py
new file mode 100644
index 00000000000..f3b96e8abc0
--- /dev/null
+++ b/test/TestConstants.py
@@ -0,0 +1,64 @@
+# -*- coding: utf-8 -*-
+
+import unittest
+
+from ansible.constants import get_config
+import ConfigParser
+import random
+import string
+import os
+
+
+def random_string(length):
+    return ''.join(random.choice(string.ascii_uppercase) for x in range(6))
+
+p = ConfigParser.ConfigParser()
+p.read(os.path.join(os.path.dirname(__file__), 'ansible.cfg'))
+
+class TestConstants(unittest.TestCase):
+
+    #####################################
+    ### get_config unit tests
+
+    
+    def test_configfile_and_env_both_set(self):
+        r = random_string(6)
+        env_var = 'ANSIBLE_TEST_%s' % r
+        os.environ[env_var] = r
+
+        res = get_config(p, 'defaults', 'test_key', env_var, 'default')
+        del os.environ[env_var]
+
+        assert res == r
+
+
+    def test_configfile_set_env_not_set(self):
+        r = random_string(6)
+        env_var = 'ANSIBLE_TEST_%s' % r
+        assert env_var not in os.environ
+        
+        res = get_config(p, 'defaults', 'test_key', env_var, 'default')
+
+        print res
+        assert res == 'test_value'
+
+
+    def test_configfile_not_set_env_set(self):
+        r = random_string(6)
+        env_var = 'ANSIBLE_TEST_%s' % r
+        os.environ[env_var] = r
+
+        res = get_config(p, 'defaults', 'doesnt_exist', env_var, 'default')
+        del os.environ[env_var]
+
+        assert res == r
+
+
+    def test_configfile_not_set_env_not_set(self):
+        r = random_string(6)
+        env_var = 'ANSIBLE_TEST_%s' % r
+        assert env_var not in os.environ
+        
+        res = get_config(p, 'defaults', 'doesnt_exist', env_var, 'default')
+
+        assert res == 'default'
diff --git a/test/ansible.cfg b/test/ansible.cfg
new file mode 100644
index 00000000000..dd99b8102d4
--- /dev/null
+++ b/test/ansible.cfg
@@ -0,0 +1,3 @@
+[defaults]
+
+test_key = test_value