File: proto2.js

package info (click to toggle)
aseba-plugin-blockly 20180211%2Bgit-2
  • links: PTS
  • area: non-free
  • in suites: buster
  • size: 64,472 kB
  • sloc: xml: 7,976; python: 2,314; sh: 261; lisp: 24; makefile: 10
file content (147 lines) | stat: -rw-r--r-- 5,225 bytes parent folder | download | duplicates (2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
// Copyright 2012 The Closure Library Authors. All Rights Reserved.
//
// 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.

/**
 * @fileoverview Test helpers to compare goog.proto2.Messages.
 *
 */

goog.setTestOnly('goog.testing.proto2');
goog.provide('goog.testing.proto2');

goog.require('goog.proto2.Message');
goog.require('goog.proto2.ObjectSerializer');
goog.require('goog.testing.asserts');


/**
 * Compares two goog.proto2.Message instances of the same type.
 * @param {!goog.proto2.Message} expected First message.
 * @param {!goog.proto2.Message} actual Second message.
 * @param {string} path Path to the messages.
 * @return {string} A string describing where they differ. Empty string if they
 *     are equal.
 * @private
 */
goog.testing.proto2.findDifferences_ = function(expected, actual, path) {
  var fields = expected.getDescriptor().getFields();
  for (var i = 0; i < fields.length; i++) {
    var field = fields[i];
    var newPath = (path ? path + '/' : '') + field.getName();

    if (expected.has(field) && !actual.has(field)) {
      return newPath + ' should be present';
    }
    if (!expected.has(field) && actual.has(field)) {
      return newPath + ' should not be present';
    }

    if (expected.has(field)) {
      var isComposite = field.isCompositeType();

      if (field.isRepeated()) {
        var expectedCount = expected.countOf(field);
        var actualCount = actual.countOf(field);
        if (expectedCount != actualCount) {
          return newPath + ' should have ' + expectedCount + ' items, ' +
              'but has ' + actualCount;
        }

        for (var j = 0; j < expectedCount; j++) {
          var expectedItem = expected.get(field, j);
          var actualItem = actual.get(field, j);
          if (isComposite) {
            var itemDiff = goog.testing.proto2.findDifferences_(
                /** @type {!goog.proto2.Message} */ (expectedItem),
                /** @type {!goog.proto2.Message} */ (actualItem),
                newPath + '[' + j + ']');
            if (itemDiff) {
              return itemDiff;
            }
          } else {
            if (expectedItem != actualItem) {
              return newPath + '[' + j + '] should be ' + expectedItem +
                  ', but was ' + actualItem;
            }
          }
        }
      } else {
        var expectedValue = expected.get(field);
        var actualValue = actual.get(field);
        if (isComposite) {
          var diff = goog.testing.proto2.findDifferences_(
              /** @type {!goog.proto2.Message} */ (expectedValue),
              /** @type {!goog.proto2.Message} */ (actualValue), newPath);
          if (diff) {
            return diff;
          }
        } else {
          if (expectedValue != actualValue) {
            return newPath + ' should be ' + expectedValue + ', but was ' +
                actualValue;
          }
        }
      }
    }
  }

  return '';
};


/**
 * Compares two goog.proto2.Message objects. Gives more readable output than
 * assertObjectEquals on mismatch.
 * @param {!goog.proto2.Message} expected Expected proto2 message.
 * @param {!goog.proto2.Message} actual Actual proto2 message.
 * @param {string=} opt_failureMessage Failure message when the values don't
 *     match.
 */
goog.testing.proto2.assertEquals = function(
    expected, actual, opt_failureMessage) {
  var failureSummary = opt_failureMessage || '';
  if (!(expected instanceof goog.proto2.Message) ||
      !(actual instanceof goog.proto2.Message)) {
    goog.testing.asserts.raiseException(
        failureSummary,
        'Bad arguments were passed to goog.testing.proto2.assertEquals');
  }
  if (expected.constructor != actual.constructor) {
    goog.testing.asserts.raiseException(
        failureSummary, 'Message type mismatch: ' +
            expected.getDescriptor().getFullName() + ' != ' +
            actual.getDescriptor().getFullName());
  }
  var diff = goog.testing.proto2.findDifferences_(expected, actual, '');
  if (diff) {
    goog.testing.asserts.raiseException(failureSummary, diff);
  }
};


/**
 * Helper function to quickly build protocol buffer messages from JSON objects.
 * @param {function(new:MessageType)} messageCtor A constructor that
 *     creates a {@code goog.proto2.Message} subclass instance.
 * @param {!Object} json JSON object which uses field names as keys.
 * @return {MessageType} The deserialized protocol buffer.
 * @template MessageType
 */
goog.testing.proto2.fromObject = function(messageCtor, json) {
  var serializer = new goog.proto2.ObjectSerializer(
      goog.proto2.ObjectSerializer.KeyOption.NAME);
  var message = new messageCtor;
  serializer.deserializeTo(message, json);
  return message;
};