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Commit 7d69b1d8 authored by Alexei Nicoara's avatar Alexei Nicoara
Browse files

Adding support to conditionally replace a value 

Bug: 231691643
Test: presubmit
Change-Id: I786ab152a94126ebc8a9d7dea0bb68e07d789a0b
parent 2971a94e

scripts/Android.bp

+10 −0
Original line number Diff line number Diff line
@@ -84,6 +84,16 @@ python_binary_host { 
    ],

}



python_test_host {

    name: "jsonmodify_test",

    main: "jsonmodify_test.py",

    srcs: [

        "jsonmodify_test.py",

        "jsonmodify.py",

    ],

    test_suites: ["general-tests"],

}



python_binary_host {

    name: "test_config_fixer",

    main: "test_config_fixer.py",

scripts/jsonmodify.py

+12 −0
Original line number Diff line number Diff line
@@ -59,6 +59,13 @@ class Replace(str): 
      cur[key] = val





class ReplaceIfEqual(str):

  def apply(self, obj, old_val, new_val):

    cur, key = follow_path(obj, self)

    if cur and cur[key] == int(old_val):

      cur[key] = new_val





class Remove(str):

  def apply(self, obj):

    cur, key = follow_path(obj, self)
@@ -91,6 +98,11 @@ def main(): 
                      help='replace value of the key specified by path. If path doesn\'t exist, no op.',

                      metavar=('path', 'value'),

                      nargs=2, dest='patch', action='append')

  parser.add_argument("-se", "--replace-if-equal", type=ReplaceIfEqual,

                      help='replace value of the key specified by path to new_value if it\'s equal to old_value.' +

                      'If path doesn\'t exist or the value is not equal to old_value, no op.',

                      metavar=('path', 'old_value', 'new_value'),

                      nargs=3, dest='patch', action='append')

  parser.add_argument("-r", "--remove", type=Remove,

                      help='remove the key specified by path. If path doesn\'t exist, no op.',

                      metavar='path',

scripts/jsonmodify_test.py

0 → 100644
+75 −0
Original line number Diff line number Diff line 
#!/usr/bin/env python

#

# Copyright (C) 2022 The Android Open Source Project

#

# 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.

#

"""Tests for jsonmodify."""



import json

import jsonmodify

import unittest





class JsonmodifyTest(unittest.TestCase):



  def test_set_value(self):

    obj = json.loads('{"field1": 111}')

    field1 = jsonmodify.SetValue("field1")

    field1.apply(obj, 222)

    field2 = jsonmodify.SetValue("field2")

    field2.apply(obj, 333)

    expected = json.loads('{"field1": 222, "field2": 333}')

    self.assertEqual(obj, expected)



  def test_replace(self):

    obj = json.loads('{"field1": 111}')

    field1 = jsonmodify.Replace("field1")

    field1.apply(obj, 222)

    field2 = jsonmodify.Replace("field2")

    field2.apply(obj, 333)

    expected = json.loads('{"field1": 222}')

    self.assertEqual(obj, expected)



  def test_replace_if_equal(self):

    obj = json.loads('{"field1": 111, "field2": 222}')

    field1 = jsonmodify.ReplaceIfEqual("field1")

    field1.apply(obj, 111, 333)

    field2 = jsonmodify.ReplaceIfEqual("field2")

    field2.apply(obj, 444, 555)

    field3 = jsonmodify.ReplaceIfEqual("field3")

    field3.apply(obj, 666, 777)

    expected = json.loads('{"field1": 333, "field2": 222}')

    self.assertEqual(obj, expected)



  def test_remove(self):

    obj = json.loads('{"field1": 111, "field2": 222}')

    field2 = jsonmodify.Remove("field2")

    field2.apply(obj)

    field3 = jsonmodify.Remove("field3")

    field3.apply(obj)

    expected = json.loads('{"field1": 111}')

    self.assertEqual(obj, expected)



  def test_append_list(self):

    obj = json.loads('{"field1": [111]}')

    field1 = jsonmodify.AppendList("field1")

    field1.apply(obj, 222, 333)

    field2 = jsonmodify.AppendList("field2")

    field2.apply(obj, 444, 555, 666)

    expected = json.loads('{"field1": [111, 222, 333], "field2": [444, 555, 666]}')

    self.assertEqual(obj, expected)





if __name__ == '__main__':

    unittest.main(verbosity=2)