From ea9ec1c6bc00ee90b288808f6d48d2ed420cf4b5 Mon Sep 17 00:00:00 2001
From: Dean Troyer <dtroyer@gmail.com>
Date: Thu, 11 Apr 2013 16:45:34 -0500
Subject: Tweak volume commands and add k=v argparse action

Basic cleanups:
* change metadata to property
* add new KeyValueAction to parse the property options
* multiple properties can be set using multiple --property args
* consistent formatting
* do lookups for volume args

Change-Id: Ib6c43f01ad46b395aee8c61e886f42e2a5f5573e
---
 tests/common/test_parseractions.py | 104 +++++++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 tests/common/test_parseractions.py

(limited to 'tests/common')

diff --git a/tests/common/test_parseractions.py b/tests/common/test_parseractions.py
new file mode 100644
index 00000000..f48c4d72
--- /dev/null
+++ b/tests/common/test_parseractions.py
@@ -0,0 +1,104 @@
+#   Copyright 2012-2013 OpenStack Foundation
+#
+#   Licensed under the Apache License, Version 2.0 (the "License"); you may
+#   not use this file except in compliance with the License. You may obtain
+#   a copy of the License at
+#
+#        http://www.apache.org/licenses/LICENSE-2.0
+#
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#   WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#   License for the specific language governing permissions and limitations
+#   under the License.
+#
+
+import argparse
+
+from openstackclient.common import parseractions
+from tests import utils
+
+
+class TestKeyValueAction(utils.TestCase):
+    def test_good_values(self):
+        parser = argparse.ArgumentParser()
+
+        # Set up our typical usage
+        parser.add_argument(
+            '--property',
+            metavar='<key=value>',
+            action=parseractions.KeyValueAction,
+            help='Property to store for this volume '
+                 '(repeat option to set multiple properties)',
+        )
+
+        results = parser.parse_args([
+            '--property', 'red=',
+            '--property', 'green=100%',
+            '--property', 'blue=50%',
+        ])
+
+        actual = getattr(results, 'property', {})
+        # All should pass through unmolested
+        expect = {'red': '', 'green': '100%', 'blue': '50%'}
+        self.assertDictEqual(expect, actual)
+
+    def test_default_values(self):
+        parser = argparse.ArgumentParser()
+
+        # Set up our typical usage
+        parser.add_argument(
+            '--property',
+            metavar='<key=value>',
+            action=parseractions.KeyValueAction,
+            default={'green': '20%', 'format': '#rgb'},
+            help='Property to store for this volume '
+                 '(repeat option to set multiple properties)',
+        )
+
+        results = parser.parse_args([
+            '--property', 'red=',
+            '--property', 'green=100%',
+            '--property', 'blue=50%',
+        ])
+
+        actual = getattr(results, 'property', {})
+        # Verify green default is changed, format default is unchanged
+        expect = {'red': '', 'green': '100%', 'blue': '50%', 'format': '#rgb'}
+        self.assertDictEqual(expect, actual)
+
+    def test_error_values(self):
+        parser = argparse.ArgumentParser()
+
+        # Set up our typical usage
+        parser.add_argument(
+            '--property',
+            metavar='<key=value>',
+            action=parseractions.KeyValueAction,
+            default={'green': '20%', 'blue': '40%'},
+            help='Property to store for this volume '
+                 '(repeat option to set multiple properties)',
+        )
+
+        results = parser.parse_args([
+            '--property', 'red',
+            '--property', 'green=100%',
+            '--property', 'blue',
+        ])
+
+        failhere = None
+        actual = getattr(results, 'property', {})
+        # Verify non-existant red key
+        try:
+            failhere = actual['red']
+        except Exception as e:
+            self.assertTrue(type(e) == KeyError)
+        # Verify removal of blue key
+        try:
+            failhere = actual['blue']
+        except Exception as e:
+            self.assertTrue(type(e) == KeyError)
+        # There should be no red or blue
+        expect = {'green': '100%'}
+        self.assertDictEqual(expect, actual)
+        self.assertEqual(failhere, None)
-- 
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