1 /*
2 * Copyright (C) 2017 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <termios.h>
30
31 #include <errno.h>
32
33 #include <gtest/gtest.h>
34
35 // TODO:
36 // tcdrain
37 // tcflow
38 // tcflush
39 // tcgetattr
40 // tcgetsid
41 // tcsendbreak
42 // tcsetattr
43
TEST(termios,cfgetispeed_cfsetispeed)44 TEST(termios, cfgetispeed_cfsetispeed) {
45 termios t = {};
46 ASSERT_EQ(0, cfsetispeed(&t, B1200));
47 ASSERT_EQ(static_cast<speed_t>(B1200), cfgetispeed(&t));
48 }
49
TEST(termios,cfsetispeed_EINVAL)50 TEST(termios, cfsetispeed_EINVAL) {
51 termios t = {};
52 errno = 0;
53 ASSERT_EQ(-1, cfsetispeed(&t, 1200));
54 ASSERT_EQ(EINVAL, errno);
55 }
56
TEST(termios,cfgetospeed_cfsetospeed)57 TEST(termios, cfgetospeed_cfsetospeed) {
58 termios t = {};
59 ASSERT_EQ(0, cfsetospeed(&t, B1200));
60 ASSERT_EQ(static_cast<speed_t>(B1200), cfgetospeed(&t));
61 }
62
TEST(termios,cfsetospeed_EINVAL)63 TEST(termios, cfsetospeed_EINVAL) {
64 termios t = {};
65 errno = 0;
66 ASSERT_EQ(-1, cfsetospeed(&t, 1200));
67 ASSERT_EQ(EINVAL, errno);
68 }
69
TEST(termios,cfsetspeed)70 TEST(termios, cfsetspeed) {
71 termios t = {};
72 ASSERT_EQ(0, cfsetspeed(&t, B1200));
73 ASSERT_EQ(static_cast<speed_t>(B1200), cfgetispeed(&t));
74 ASSERT_EQ(static_cast<speed_t>(B1200), cfgetospeed(&t));
75 }
76
TEST(termios,cfsetspeed_EINVAL)77 TEST(termios, cfsetspeed_EINVAL) {
78 termios t = {};
79 errno = 0;
80 // glibc seems to allow 1200 as well as B1200 here, presumably for
81 // BSD compatibility (where Bxxx == xxx, unlike Linux).
82 ASSERT_EQ(-1, cfsetspeed(&t, 123));
83 ASSERT_EQ(EINVAL, errno);
84 }
85
TEST(termios,cfmakeraw)86 TEST(termios, cfmakeraw) {
87 termios t;
88 memset(&t, 0xff, sizeof(t));
89 cfmakeraw(&t);
90
91 EXPECT_EQ(0U, (t.c_iflag & (IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON)));
92 EXPECT_EQ(0U, (t.c_oflag & OPOST));
93 EXPECT_EQ(0U, (t.c_lflag & (ECHO|ECHONL|ICANON|ISIG|IEXTEN)));
94 EXPECT_EQ(0U, (t.c_cflag & PARENB));
95 EXPECT_EQ(CS8, static_cast<int>(t.c_cflag & CSIZE));
96 EXPECT_EQ(1, t.c_cc[VMIN]);
97 EXPECT_EQ(0, t.c_cc[VTIME]);
98 }
99