/*
* 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 <fcntl.h>
#include <pty.h>
#include <gtest/gtest.h>
#include "utils.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 = {};
ASSERT_ERRNO_FAILURE(EINVAL, -1 , cfsetispeed(&t, 1200 ));
}
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 = {};
ASSERT_ERRNO_FAILURE(EINVAL, -1 , cfsetospeed(&t, 1200 ));
}
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 = {};
// glibc seems to allow 1200 as well as B1200 here, presumably for
// BSD compatibility (where Bxxx == xxx, unlike Linux).
ASSERT_ERRNO_FAILURE(EINVAL, -1 , cfsetspeed(&t, 123 ));
}
TEST(termios, cfmakeraw) {
termios t;
memset(&t, 0 xff, sizeof (t));
cfmakeraw(&t);
EXPECT_EQ(0 U, (t.c_iflag & (IGNBRK|BRKINT|PARMRK|ISTRIP|INLCR|IGNCR|ICRNL|IXON)));
EXPECT_EQ(0 U, (t.c_oflag & OPOST));
EXPECT_EQ(0 U, (t.c_lflag & (ECHO|ECHONL|ICANON|ISIG|IEXTEN)));
EXPECT_EQ(0 U, (t.c_cflag & PARENB));
EXPECT_EQ(static_cast <unsigned >(CS8), (t.c_cflag & CSIZE));
EXPECT_EQ(1 , t.c_cc[VMIN]);
EXPECT_EQ(0 , t.c_cc[VTIME]);
}
TEST(termios, tcgetwinsize_tcsetwinsize_invalid) {
#if !defined (__GLIBC__)
winsize ws = {};
ASSERT_ERRNO_FAILURE(EBADF, -1 , tcgetwinsize(-1 , &ws));
ASSERT_ERRNO_FAILURE(EBADF, -1 , tcsetwinsize(-1 , &ws));
#else
GTEST_SKIP() << "glibc too old" ;
#endif
}
TEST(termios, tcgetwinsize_tcsetwinsize) {
#if !defined (__GLIBC__)
int pty, tty;
winsize ws = {123 , 456 , 9999 , 9999 };
ASSERT_EQ(0 , openpty(&pty, &tty, nullptr, nullptr, &ws));
winsize actual = {};
ASSERT_EQ(0 , tcgetwinsize(tty, &actual));
EXPECT_EQ(ws.ws_xpixel, actual.ws_xpixel);
EXPECT_EQ(ws.ws_ypixel, actual.ws_ypixel);
EXPECT_EQ(ws.ws_row, actual.ws_row);
EXPECT_EQ(ws.ws_col, actual.ws_col);
ws = {1 , 2 , 3 , 4 };
ASSERT_EQ(0 , tcsetwinsize(tty, &ws));
actual = {};
ASSERT_EQ(0 , tcgetwinsize(tty, &actual));
EXPECT_EQ(ws.ws_xpixel, actual.ws_xpixel);
EXPECT_EQ(ws.ws_ypixel, actual.ws_ypixel);
EXPECT_EQ(ws.ws_row, actual.ws_row);
EXPECT_EQ(ws.ws_col, actual.ws_col);
close(pty);
close(tty);
#else
GTEST_SKIP() << "glibc too old" ;
#endif
}
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