1
2 /**
3 * Copyright (C) 2018-present MongoDB, Inc.
4 *
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the Server Side Public License, version 1,
7 * as published by MongoDB, Inc.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * Server Side Public License for more details.
13 *
14 * You should have received a copy of the Server Side Public License
15 * along with this program. If not, see
16 * <http://www.mongodb.com/licensing/server-side-public-license>.
17 *
18 * As a special exception, the copyright holders give permission to link the
19 * code of portions of this program with the OpenSSL library under certain
20 * conditions as described in each individual source file and distribute
21 * linked combinations including the program with the OpenSSL library. You
22 * must comply with the Server Side Public License in all respects for
23 * all of the code used other than as permitted herein. If you modify file(s)
24 * with this exception, you may extend this exception to your version of the
25 * file(s), but you are not obligated to do so. If you do not wish to do so,
26 * delete this exception statement from your version. If you delete this
27 * exception statement from all source files in the program, then also delete
28 * it in the license file.
29 */
30
31 #include "mongo/base/data_type.h"
32
33 #include "mongo/base/data_range.h"
34 #include "mongo/base/data_range_cursor.h"
35 #include "mongo/base/data_type_terminated.h"
36 #include "mongo/unittest/unittest.h"
37
38 namespace mongo {
39
TEST(DataTypeStringData,Basic)40 TEST(DataTypeStringData, Basic) {
41 char buf[100];
42 StringData a("a");
43 StringData b("bb");
44 StringData c("ccc");
45
46 {
47 DataRangeCursor drc(buf, buf + sizeof(buf));
48
49 ASSERT_OK(drc.writeAndAdvance(Terminated<'\0', StringData>(a)));
50 ASSERT_OK(drc.writeAndAdvance(Terminated<'\0', StringData>(b)));
51 ASSERT_OK(drc.writeAndAdvance(Terminated<'\0', StringData>(c)));
52
53 ASSERT_EQUALS(1 + 2 + 3 + 3, drc.data() - buf);
54 }
55
56 {
57 ConstDataRangeCursor cdrc(buf, buf + sizeof(buf));
58
59 Terminated<'\0', StringData> tsd;
60
61 ASSERT_OK(cdrc.readAndAdvance(&tsd));
62 ASSERT_EQUALS(a, tsd.value);
63
64 ASSERT_OK(cdrc.readAndAdvance(&tsd));
65 ASSERT_EQUALS(b, tsd.value);
66
67 ASSERT_OK(cdrc.readAndAdvance(&tsd));
68 ASSERT_EQUALS(c, tsd.value);
69 }
70 }
71
72 } // namespace mongo
73