Extensions Docs Server: Preserve JSON declaration order in extensions documentation

tools/json_schema_compiler/ordered_dict_test.py

+#!/usr/bin/env python
+# Copyright (c) 2012 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+import copy
+import unittest
+
+from ordered_dict import OrderedDict
+
+class OrderedDictTest(unittest.TestCase):
+  def setUp(self):
+    self.items = [
+      ('a', 1),
+      ('b', 2),
+      ('c', 3),
+      ('d', 4)
+    ]
+
+  def testGetSetPop(self):
+    od = OrderedDict(self.items)
+    self.assertEqual(1, od['a'])
+    self.assertEqual(2, od.get('b'))
+    self.assertEqual(None, od.get('z'))
+    self.assertEqual([], od.get('z', default=[]))
+    self.assertTrue('a' in od)
+    self.assertEqual(4, len(od))
+    del od['a']
+    self.assertEqual(3, len(od))
+    self.assertFalse('a' in od)
+    self.assertEqual(None, od.get('a'))
+    self.assertTrue('b' in od)
+    self.assertEqual(2, od.pop('b'))
+    self.assertFalse('b' in od)
+    self.assertEqual(None, od.get('b'))
+    od['b'] = 100
+    self.assertEqual(100, od.get('b'))
+    self.assertEqual(100, od['b'])
+    self.assertEqual(3, od['c'])
+    od['c'] = 5
+    self.assertEqual(5, od['c'])
+    od['od'] = od
+    self.assertEqual(5, od['od']['c'])
+    self.assertEqual(5, od['od']['od']['c'])
+    self.assertEqual(od, od.pop('od'))
+    self.assertEqual(None, od.get('od'))
+
+  def testKeysValuesItems(self):
+    od = OrderedDict(self.items)
+    self.assertEqual(self.items, od.items())
+    self.assertEqual([i[0] for i in self.items], od.keys())
+    self.assertEqual([i[1] for i in self.items], od.values())
+    for i, v in enumerate(od.iteritems()):
+      self.assertEqual(self.items[i], v)
+
+    items2 = [('%s2' % k, v + 1) for k, v in self.items]
+    od2 = OrderedDict(items2)
+    self.items.extend(items2)
+    self.assertEqual(4, len(od))
+    od.update(od2)
+    self.assertEqual(8, len(od))
+    self.assertEqual(self.items, od.items())
+    self.assertEqual([i[0] for i in self.items], od.keys())
+    self.assertEqual([i[1] for i in self.items], od.values())
+    for i, v in enumerate(od.iteritems()):
+      self.assertEqual(self.items[i], v)
+
+  def testEquals(self):
+    od = OrderedDict(self.items)
+    od2 = OrderedDict(self.items)
+    d = dict(self.items)
+    self.assertEqual(d, od)
+    self.assertEqual(od, od2)
+    d['e'] = 5
+    od['e'] = 5
+    self.assertEqual(d, od)
+    self.assertNotEqual(od, od2)
+    self.assertNotEqual(d, od2)
+    del d['e']
+    del od['e']
+    self.assertEqual(d, od)
+    self.assertEqual(d, od2)
+    self.assertEqual(od, od2)
+    d.update(od2)
+    od.update(od2)
+    self.assertEqual(d, od)
+    d['dict'] = od2
+    od['dict'] = od2
+    self.assertNotEqual(d, od2)
+    self.assertNotEqual(od, od2)
+    self.assertEqual(d, od)
+
+    od3 = copy.deepcopy(od2)
+    self.assertEqual(od2, od3)
+    item = od3.pop('a')
+    od3['a'] = item
+    self.assertNotEqual(od2, od3)
+    od2['a'] = item
+    self.assertNotEqual(od2, od3)
+    del od2['a']
+    od2['a'] = item
+    self.assertEqual(od2, od3)
+
+  def testAll(self):
+    d = dict(self.items)
+    od = OrderedDict(self.items)
+    self.assertEqual(d, od)
+
+    od2 = copy.deepcopy(od)
+    item = od2.pop('a')
+    self.assertFalse('a' in od2)
+    od2['a'] = item
+    self.assertTrue('a' in od2)
+    self.assertNotEqual(od, od2)
+    self.assertEqual(d, od2)
+
+    od['dict'] = od2
+    od2 = copy.deepcopy(od)
+    self.assertEquals(od, od2)
+    d['dict'] = dict(self.items)
+    self.assertEquals(d, od)
+    od['dict']['a'] = 5
+    self.assertNotEquals(od, od2)
+
+if __name__ == '__main__':
+  unittest.main()