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authorKenny Woodson <kwoodson@redhat.com>2017-03-03 09:45:35 -0500
committerGitHub <noreply@github.com>2017-03-03 09:45:35 -0500
commite2bc346fc99de637d03762b4b813b596afffc7dc (patch)
treea89e485eceadf6a3c4f9184b6de165492e79e685 /roles/lib_utils/src
parentfc1c4f8ff769e8da5823494209d875a37483a01e (diff)
parentdb11dec91ae2125c7ec19090dd4ea5449ecec09e (diff)
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Merge pull request #3527 from joelddiaz/yedit-path-exceptions
raise exceptions when walking through object path
Diffstat (limited to 'roles/lib_utils/src')
-rw-r--r--roles/lib_utils/src/class/yedit.py11
-rwxr-xr-xroles/lib_utils/src/test/unit/test_yedit.py21
2 files changed, 29 insertions, 3 deletions
diff --git a/roles/lib_utils/src/class/yedit.py b/roles/lib_utils/src/class/yedit.py
index 74ee52fe3..533665db2 100644
--- a/roles/lib_utils/src/class/yedit.py
+++ b/roles/lib_utils/src/class/yedit.py
@@ -125,7 +125,8 @@ class Yedit(object):
continue
elif data and not isinstance(data, dict):
- return None
+ raise YeditException("Unexpected item type found while going through key " +
+ "path: {} (at key: {})".format(key, dict_key))
data[dict_key] = {}
data = data[dict_key]
@@ -134,7 +135,7 @@ class Yedit(object):
int(arr_ind) <= len(data) - 1):
data = data[int(arr_ind)]
else:
- return None
+ raise YeditException("Unexpected item type found while going through key path: {}".format(key))
if key == '':
data = item
@@ -148,6 +149,12 @@ class Yedit(object):
elif key_indexes[-1][1] and isinstance(data, dict):
data[key_indexes[-1][1]] = item
+ # didn't add/update to an existing list, nor add/update key to a dict
+ # so we must have been provided some syntax like a.b.c[<int>] = "data" for a
+ # non-existent array
+ else:
+ raise YeditException("Error adding to object at path: {}".format(key))
+
return data
@staticmethod
diff --git a/roles/lib_utils/src/test/unit/test_yedit.py b/roles/lib_utils/src/test/unit/test_yedit.py
index ed07ac96e..ce5e027a7 100755
--- a/roles/lib_utils/src/test/unit/test_yedit.py
+++ b/roles/lib_utils/src/test/unit/test_yedit.py
@@ -23,7 +23,7 @@ import unittest
yedit_path = os.path.join('/'.join(os.path.realpath(__file__).split('/')[:-4]), 'library') # noqa: E501
sys.path.insert(0, yedit_path)
-from yedit import Yedit # noqa: E402
+from yedit import Yedit, YeditException # noqa: E402
# pylint: disable=too-many-public-methods
# Silly pylint, moar tests!
@@ -200,6 +200,7 @@ class YeditTest(unittest.TestCase):
yed.append('x:y:z', [5, 6])
yed.append('x:y:z', [5, 6])
self.assertTrue(yed.get('x:y:z') == [1, 2, 3, [5, 6], [5, 6]])
+ # pylint: disable=maybe-no-member
self.assertTrue(2 == yed.get('x:y:z').count([5, 6]))
self.assertFalse(yed.exists('x:y:z', 4))
@@ -268,6 +269,24 @@ class YeditTest(unittest.TestCase):
yed.pop('a#b', 'c')
self.assertTrue({'a': {'b': {'d': 2}}} == yed.yaml_dict)
+ def test_accessing_path_with_unexpected_objects(self):
+ '''test providing source path objects that differ from current object state'''
+ yed = Yedit(content={'a': {'b': {'c': ['d', 'e']}}})
+ with self.assertRaises(YeditException):
+ yed.put('a.b.c.d', 'x')
+
+ def test_creating_new_objects_with_embedded_list(self):
+ '''test creating new objects with an embedded list in the creation path'''
+ yed = Yedit(content={'a': {'b': 12}})
+ with self.assertRaises(YeditException):
+ yed.put('new.stuff[0].here', 'value')
+
+ def test_creating_new_objects_with_trailing_list(self):
+ '''test creating new object(s) where the final piece is a list'''
+ yed = Yedit(content={'a': {'b': 12}})
+ with self.assertRaises(YeditException):
+ yed.put('new.stuff.here[0]', 'item')
+
def tearDown(self):
'''TearDown method'''
os.unlink(YeditTest.filename)