1 // Copyright 2014 The Android Open Source Project
2 //
3 // This software is licensed under the terms of the GNU General Public
4 // License version 2, as published by the Free Software Foundation, and
5 // may be copied, distributed, and modified under those terms.
6 //
7 // This program is distributed in the hope that it will be useful,
8 // but WITHOUT ANY WARRANTY; without even the implied warranty of
9 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 // GNU General Public License for more details.
11
12 #include "android/utils/bufprint.h"
13
14 #include <gtest/gtest.h>
15
TEST(bufprint,SimpleString)16 TEST(bufprint, SimpleString) {
17 char buffer[128], *p = buffer, *end = p + sizeof(buffer);
18
19 p = bufprint(p, end, "%s/%s", "foo", "bar");
20 EXPECT_EQ(buffer + 7, p);
21 EXPECT_STREQ("foo/bar", buffer);
22 }
23
TEST(bufprint,TruncationOnOverflow)24 TEST(bufprint, TruncationOnOverflow) {
25 char buffer[4], *p, *end = buffer + sizeof(buffer);
26 p = bufprint(buffer, end, "foobar");
27 EXPECT_EQ(buffer + 4, p);
28 EXPECT_STREQ("foo", buffer);
29 }
30