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/*
* Copyright (C) 2017 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <termios.h>
#include <errno.h>
#include <gtest/gtest.h>
// TODO:
// tcdrain
// tcflow
// tcflush
// tcgetattr
// tcgetsid
// tcsendbreak
// tcsetattr
TEST(termios, cfgetispeed_cfsetispeed) {
termios t = {};
ASSERT_EQ(0, cfsetispeed(&t, B1200));
ASSERT_EQ(static_cast<speed_t>(B1200), cfgetispeed(&t));
}
TEST(termios, cfsetispeed_EINVAL) {
termios t = {};
errno = 0;
ASSERT_EQ(-1, cfsetispeed(&t, 1200));
ASSERT_EQ(EINVAL, errno);
}
TEST(termios, cfgetospeed_cfsetospeed) {
termios t = {};
ASSERT_EQ(0, cfsetospeed(&t, B1200));
ASSERT_EQ(static_cast<speed_t>(B1200), cfgetospeed(&t));
}
TEST(termios, cfsetospeed_EINVAL) {
termios t = {};
errno = 0;
ASSERT_EQ(-1, cfsetospeed(&t, 1200));
ASSERT_EQ(EINVAL, errno);
}
TEST(termios, cfsetspeed) {
termios t = {};
ASSERT_EQ(0, cfsetspeed(&t, B1200));
ASSERT_EQ(static_cast<speed_t>(B1200), cfgetispeed(&t));
ASSERT_EQ(static_cast<speed_t>(B1200), cfgetospeed(&t));
}
TEST(termios, cfsetspeed_EINVAL) {
termios t = {};
errno = 0;
// glibc seems to allow 1200 as well as B1200 here, presumably for
// BSD compatibility (where Bxxx == xxx, unlike Linux).
ASSERT_EQ(-1, cfsetspeed(&t, 123));
ASSERT_EQ(EINVAL, errno);
}
TEST(termios, cfmakeraw) {
termios t;
memset(&t, 0xff, sizeof(t));
cfmakeraw(&t);
EXPECT_EQ(0U, (t.c_iflag & (IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON)));
EXPECT_EQ(0U, (t.c_oflag & OPOST));
EXPECT_EQ(0U, (t.c_lflag & (ECHO|ECHONL|ICANON|ISIG|IEXTEN)));
EXPECT_EQ(0U, (t.c_cflag & PARENB));
EXPECT_EQ(CS8, static_cast<int>(t.c_cflag & CSIZE));
EXPECT_EQ(1, t.c_cc[VMIN]);
EXPECT_EQ(0, t.c_cc[VTIME]);
}