aboutsummaryrefslogtreecommitdiff
path: root/src/unittest/test_serialization.cpp
blob: 7df4106e8f8a31b5596af9b41dce2a572b4a7ed7 (plain)
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
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
/*
Minetest
Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/

#include "test.h"

#include "util/string.h"
#include "util/serialize.h"

class TestSerialization : public TestBase {
public:
	TestSerialization() { TestManager::registerTestModule(this); }
	const char *getName() { return "TestSerialization"; }

	void runTests(IGameDef *gamedef);
	void buildTestStrings();

	void testSerializeString();
	void testSerializeWideString();
	void testSerializeLongString();
	void testSerializeJsonString();

	std::string teststring2;
	std::wstring teststring2_w;
	std::string teststring2_w_encoded;
};

static TestSerialization g_test_instance;

void TestSerialization::runTests(IGameDef *gamedef)
{
	buildTestStrings();

	TEST(testSerializeString);
	TEST(testSerializeWideString);
	TEST(testSerializeLongString);
	TEST(testSerializeJsonString);
}

////////////////////////////////////////////////////////////////////////////////

// To be used like this:
//   mkstr("Some\0string\0with\0embedded\0nuls")
// since std::string("...") doesn't work as expected in that case.
template<size_t N> std::string mkstr(const char (&s)[N])
{
	return std::string(s, N - 1);
}

void TestSerialization::buildTestStrings()
{
	std::ostringstream tmp_os;
	std::wostringstream tmp_os_w;
	std::ostringstream tmp_os_w_encoded;
	for (int i = 0; i < 256; i++) {
		tmp_os << (char)i;
		tmp_os_w << (wchar_t)i;
		tmp_os_w_encoded << (char)0 << (char)i;
	}
	teststring2 = tmp_os.str();
	teststring2_w = tmp_os_w.str();
	teststring2_w_encoded = tmp_os_w_encoded.str();
}

void TestSerialization::testSerializeString()
{
	// Test blank string
	UASSERT(serializeString("Hello world!") == mkstr("\0\14Hello world!"));

	// Test basic string
	UASSERT(serializeString("") == mkstr("\0\0"));

	// Test character range
	UASSERT(serializeString(teststring2) == mkstr("\1\0") + teststring2);

	// Test deserialize
	std::istringstream is(serializeString(teststring2), std::ios::binary);
	UASSERT(deSerializeString(is) == teststring2);
	UASSERT(!is.eof());
	is.get();
	UASSERT(is.eof());
}

void TestSerialization::testSerializeWideString()
{
	// Test blank string
	UASSERT(serializeWideString(L"") == mkstr("\0\0"));

	// Test basic string
	UASSERT(serializeWideString(utf8_to_wide("Hello world!")) ==
		mkstr("\0\14\0H\0e\0l\0l\0o\0 \0w\0o\0r\0l\0d\0!"));

	// Test character range
	UASSERT(serializeWideString(teststring2_w) ==
		mkstr("\1\0") + teststring2_w_encoded);

	// Test deserialize
	std::istringstream is(serializeWideString(teststring2_w), std::ios::binary);
	UASSERT(deSerializeWideString(is) == teststring2_w);
	UASSERT(!is.eof());
	is.get();
	UASSERT(is.eof());
}

void TestSerialization::testSerializeLongString()
{
	// Test blank string
	UASSERT(serializeLongString("") == mkstr("\0\0\0\0"));

	// Test basic string
	UASSERT(serializeLongString("Hello world!") == mkstr("\0\0\0\14Hello world!"));

	// Test character range
	UASSERT(serializeLongString(teststring2) == mkstr("\0\0\1\0") + teststring2);

	// Test deserialize
	std::istringstream is(serializeLongString(teststring2), std::ios::binary);
	UASSERT(deSerializeLongString(is) == teststring2);
	UASSERT(!is.eof());
	is.get();
	UASSERT(is.eof());
}

void TestSerialization::testSerializeJsonString()
{
	// Test blank string
	UASSERT(serializeJsonString("") == "\"\"");

	// Test basic string
	UASSERT(serializeJsonString("Hello world!") == "\"Hello world!\"");

	// MSVC fails when directly using "\\\\"
	std::string backslash = "\\";
	UASSERT(serializeJsonString(teststring2) ==
		mkstr("\"") +
		"\\u0000\\u0001\\u0002\\u0003\\u0004\\u0005\\u0006\\u0007" +
		"\\b\\t\\n\\u000b\\f\\r\\u000e\\u000f" +
		"\\u0010\\u0011\\u0012\\u0013\\u0014\\u0015\\u0016\\u0017" +
		"\\u0018\\u0019\\u001a\\u001b\\u001c\\u001d\\u001e\\u001f" +
		" !\\\"" + teststring2.substr(0x23, 0x2f-0x23) +
		"\\/" + teststring2.substr(0x30, 0x5c-0x30) +
		backslash + backslash + teststring2.substr(0x5d, 0x7f-0x5d) + "\\u007f" +
		"\\u0080\\u0081\\u0082\\u0083\\u0084\\u0085\\u0086\\u0087" +
		"\\u0088\\u0089\\u008a\\u008b\\u008c\\u008d\\u008e\\u008f" +
		"\\u0090\\u0091\\u0092\\u0093\\u0094\\u0095\\u0096\\u0097" +
		"\\u0098\\u0099\\u009a\\u009b\\u009c\\u009d\\u009e\\u009f" +
		"\\u00a0\\u00a1\\u00a2\\u00a3\\u00a4\\u00a5\\u00a6\\u00a7" +
		"\\u00a8\\u00a9\\u00aa\\u00ab\\u00ac\\u00ad\\u00ae\\u00af" +
		"\\u00b0\\u00b1\\u00b2\\u00b3\\u00b4\\u00b5\\u00b6\\u00b7" +
		"\\u00b8\\u00b9\\u00ba\\u00bb\\u00bc\\u00bd\\u00be\\u00bf" +
		"\\u00c0\\u00c1\\u00c2\\u00c3\\u00c4\\u00c5\\u00c6\\u00c7" +
		"\\u00c8\\u00c9\\u00ca\\u00cb\\u00cc\\u00cd\\u00ce\\u00cf" +
		"\\u00d0\\u00d1\\u00d2\\u00d3\\u00d4\\u00d5\\u00d6\\u00d7" +
		"\\u00d8\\u00d9\\u00da\\u00db\\u00dc\\u00dd\\u00de\\u00df" +
		"\\u00e0\\u00e1\\u00e2\\u00e3\\u00e4\\u00e5\\u00e6\\u00e7" +
		"\\u00e8\\u00e9\\u00ea\\u00eb\\u00ec\\u00ed\\u00ee\\u00ef" +
		"\\u00f0\\u00f1\\u00f2\\u00f3\\u00f4\\u00f5\\u00f6\\u00f7" +
		"\\u00f8\\u00f9\\u00fa\\u00fb\\u00fc\\u00fd\\u00fe\\u00ff" +
		"\"");

	// Test deserialize
	std::istringstream is(serializeJsonString(teststring2), std::ios::binary);
	UASSERT(deSerializeJsonString(is) == teststring2);
	UASSERT(!is.eof());
	is.get();
	UASSERT(is.eof());
}