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child.cpp
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deadline_killer.hpp
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deadline_killer_test.cpp
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exceptions.cpp
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exceptions.hpp
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exceptions_test.cpp
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executor.cpp
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executor.hpp
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executor.ipp
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executor_fwd.hpp
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fdstream.cpp
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fdstream.hpp
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fdstream_fwd.hpp
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fdstream_test.cpp
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helpers.cpp
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isolation.cpp
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isolation.hpp
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isolation_test.cpp
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operations.cpp
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operations.hpp
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operations_fwd.hpp
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status.cpp
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system.cpp
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system.hpp
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systembuf.cpp
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systembuf.hpp
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systembuf_test.cpp
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Editing: systembuf_test.cpp
// Copyright 2010 The Kyua Authors. // 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. // * Neither the name of Google Inc. nor the names of its contributors // may be used to endorse or promote products derived from this software // without specific prior written permission. // // 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 "utils/process/systembuf.hpp" extern "C" { #include <sys/stat.h> #include <fcntl.h> #include <unistd.h> } #include <fstream> #include <atf-c++.hpp> using utils::process::systembuf; static void check_data(std::istream& is, std::size_t length) { char ch = 'A', chr; std::size_t cnt = 0; while (is >> chr) { ATF_REQUIRE_EQ(ch, chr); if (ch == 'Z') ch = 'A'; else ch++; cnt++; } ATF_REQUIRE_EQ(cnt, length); } static void write_data(std::ostream& os, std::size_t length) { char ch = 'A'; for (std::size_t i = 0; i < length; i++) { os << ch; if (ch == 'Z') ch = 'A'; else ch++; } os.flush(); } static void test_read(std::size_t length, std::size_t bufsize) { std::ofstream f("test_read.txt"); write_data(f, length); f.close(); int fd = ::open("test_read.txt", O_RDONLY); ATF_REQUIRE(fd != -1); systembuf sb(fd, bufsize); std::istream is(&sb); check_data(is, length); ::close(fd); ::unlink("test_read.txt"); } static void test_write(std::size_t length, std::size_t bufsize) { int fd = ::open("test_write.txt", O_WRONLY | O_CREAT | O_TRUNC, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH); ATF_REQUIRE(fd != -1); systembuf sb(fd, bufsize); std::ostream os(&sb); write_data(os, length); ::close(fd); std::ifstream is("test_write.txt"); check_data(is, length); is.close(); ::unlink("test_write.txt"); } ATF_TEST_CASE(short_read); ATF_TEST_CASE_HEAD(short_read) { set_md_var("descr", "Tests that a short read (one that fits in the " "internal buffer) works when using systembuf"); } ATF_TEST_CASE_BODY(short_read) { test_read(64, 1024); } ATF_TEST_CASE(long_read); ATF_TEST_CASE_HEAD(long_read) { set_md_var("descr", "Tests that a long read (one that does not fit in " "the internal buffer) works when using systembuf"); } ATF_TEST_CASE_BODY(long_read) { test_read(64 * 1024, 1024); } ATF_TEST_CASE(short_write); ATF_TEST_CASE_HEAD(short_write) { set_md_var("descr", "Tests that a short write (one that fits in the " "internal buffer) works when using systembuf"); } ATF_TEST_CASE_BODY(short_write) { test_write(64, 1024); } ATF_TEST_CASE(long_write); ATF_TEST_CASE_HEAD(long_write) { set_md_var("descr", "Tests that a long write (one that does not fit " "in the internal buffer) works when using systembuf"); } ATF_TEST_CASE_BODY(long_write) { test_write(64 * 1024, 1024); } ATF_INIT_TEST_CASES(tcs) { ATF_ADD_TEST_CASE(tcs, short_read); ATF_ADD_TEST_CASE(tcs, long_read); ATF_ADD_TEST_CASE(tcs, short_write); ATF_ADD_TEST_CASE(tcs, long_write); }
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