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
|
// Copyright 2013 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 Unit tests for goog.json.hybrid.
* @author nnaze@google.com (Nathan Naze)
*/
goog.provide('goog.json.hybridTest');
goog.require('goog.json');
goog.require('goog.json.hybrid');
goog.require('goog.testing.PropertyReplacer');
goog.require('goog.testing.jsunit');
goog.require('goog.testing.recordFunction');
goog.require('goog.userAgent');
goog.setTestOnly('goog.json.hybridTest');
var propertyReplacer = new goog.testing.PropertyReplacer();
var jsonParse;
var jsonStringify;
var googJsonParse;
var googJsonSerialize;
function isIe7() {
return goog.userAgent.IE && !goog.userAgent.isVersionOrHigher('8');
}
function setUp() {
googJsonParse = goog.testing.recordFunction(goog.json.parse);
googJsonSerialize = goog.testing.recordFunction(goog.json.serialize);
propertyReplacer.set(goog.json, 'parse', googJsonParse);
propertyReplacer.set(goog.json, 'serialize', googJsonSerialize);
jsonParse =
goog.testing.recordFunction(goog.global.JSON && goog.global.JSON.parse);
jsonStringify = goog.testing.recordFunction(
goog.global.JSON && goog.global.JSON.stringify);
if (goog.global.JSON) {
propertyReplacer.set(goog.global.JSON, 'parse', jsonParse);
propertyReplacer.set(goog.global.JSON, 'stringify', jsonStringify);
}
}
function tearDown() {
propertyReplacer.reset();
}
function parseJson() {
var obj = goog.json.hybrid.parse('{"a": 2}');
assertObjectEquals({'a': 2}, obj);
}
function serializeJson() {
var str = goog.json.hybrid.stringify({b: 2});
assertEquals('{"b":2}', str);
}
function testParseNativeJsonPresent() {
// No native JSON in IE7
if (isIe7()) {
return;
}
parseJson();
assertEquals(1, jsonParse.getCallCount());
assertEquals(0, googJsonParse.getCallCount());
}
function testStringifyNativeJsonPresent() {
// No native JSON in IE7
if (isIe7()) {
return;
}
serializeJson();
assertEquals(1, jsonStringify.getCallCount());
assertEquals(0, googJsonSerialize.getCallCount());
}
function testParseNativeJsonAbsent() {
propertyReplacer.set(goog.global, 'JSON', null);
parseJson();
assertEquals(0, jsonParse.getCallCount());
assertEquals(0, jsonStringify.getCallCount());
assertEquals(1, googJsonParse.getCallCount());
}
function testStringifyNativeJsonAbsent() {
propertyReplacer.set(goog.global, 'JSON', null);
serializeJson();
assertEquals(0, jsonStringify.getCallCount());
assertEquals(1, googJsonSerialize.getCallCount());
}
function testParseCurrentBrowserParse() {
parseJson();
assertEquals(isIe7() ? 0 : 1, jsonParse.getCallCount());
assertEquals(isIe7() ? 1 : 0, googJsonParse.getCallCount());
}
function testParseCurrentBrowserStringify() {
serializeJson();
assertEquals(isIe7() ? 0 : 1, jsonStringify.getCallCount());
assertEquals(isIe7() ? 1 : 0, googJsonSerialize.getCallCount());
}
|
