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Diffstat (limited to 'utils/sanity_test.cpp')
| -rw-r--r-- | utils/sanity_test.cpp | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/utils/sanity_test.cpp b/utils/sanity_test.cpp new file mode 100644 index 000000000000..54844fb75d64 --- /dev/null +++ b/utils/sanity_test.cpp @@ -0,0 +1,322 @@ +// 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/sanity.hpp" + +extern "C" { +#include <signal.h> +#include <unistd.h> +} + +#include <cstdlib> +#include <iostream> + +#include <atf-c++.hpp> + +#include "utils/format/macros.hpp" +#include "utils/fs/path.hpp" +#include "utils/process/child.ipp" +#include "utils/process/status.hpp" +#include "utils/test_utils.ipp" + +namespace fs = utils::fs; +namespace process = utils::process; + + +#define FILE_REGEXP __FILE__ ":[0-9]+: " + + +static const fs::path Stdout_File("stdout.txt"); +static const fs::path Stderr_File("stderr.txt"); + + +#if NDEBUG +static bool NDebug = true; +#else +static bool NDebug = false; +#endif + + +template< typename Function > +static process::status +run_test(Function function) +{ + utils::avoid_coredump_on_crash(); + + const process::status status = process::child::fork_files( + function, Stdout_File, Stderr_File)->wait(); + atf::utils::cat_file(Stdout_File.str(), "Helper stdout: "); + atf::utils::cat_file(Stderr_File.str(), "Helper stderr: "); + return status; +} + + +static void +verify_success(const process::status& status) +{ + ATF_REQUIRE(status.exited()); + ATF_REQUIRE_EQ(EXIT_SUCCESS, status.exitstatus()); + ATF_REQUIRE(atf::utils::grep_file("Before test", Stdout_File.str())); + ATF_REQUIRE(atf::utils::grep_file("After test", Stdout_File.str())); +} + + +static void +verify_failed(const process::status& status, const char* type, + const char* exp_message, const bool check_ndebug) +{ + if (check_ndebug && NDebug) { + std::cout << "Built with NDEBUG; skipping verification\n"; + verify_success(status); + } else { + ATF_REQUIRE(status.signaled()); + ATF_REQUIRE_EQ(SIGABRT, status.termsig()); + ATF_REQUIRE(atf::utils::grep_file("Before test", Stdout_File.str())); + ATF_REQUIRE(!atf::utils::grep_file("After test", Stdout_File.str())); + if (exp_message != NULL) + ATF_REQUIRE(atf::utils::grep_file(F(FILE_REGEXP "%s: %s") % + type % exp_message, + Stderr_File.str())); + else + ATF_REQUIRE(atf::utils::grep_file(F(FILE_REGEXP "%s") % type, + Stderr_File.str())); + } +} + + +template< bool Expression, bool WithMessage > +static void +do_inv_test(void) +{ + std::cout << "Before test\n"; + if (WithMessage) + INV_MSG(Expression, "Custom message"); + else + INV(Expression); + std::cout << "After test\n"; + std::exit(EXIT_SUCCESS); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(inv__holds); +ATF_TEST_CASE_BODY(inv__holds) +{ + const process::status status = run_test(do_inv_test< true, false >); + verify_success(status); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(inv__triggers_default_message); +ATF_TEST_CASE_BODY(inv__triggers_default_message) +{ + const process::status status = run_test(do_inv_test< false, false >); + verify_failed(status, "Invariant check failed", "Expression", true); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(inv__triggers_custom_message); +ATF_TEST_CASE_BODY(inv__triggers_custom_message) +{ + const process::status status = run_test(do_inv_test< false, true >); + verify_failed(status, "Invariant check failed", "Custom", true); +} + + +template< bool Expression, bool WithMessage > +static void +do_pre_test(void) +{ + std::cout << "Before test\n"; + if (WithMessage) + PRE_MSG(Expression, "Custom message"); + else + PRE(Expression); + std::cout << "After test\n"; + std::exit(EXIT_SUCCESS); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(pre__holds); +ATF_TEST_CASE_BODY(pre__holds) +{ + const process::status status = run_test(do_pre_test< true, false >); + verify_success(status); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(pre__triggers_default_message); +ATF_TEST_CASE_BODY(pre__triggers_default_message) +{ + const process::status status = run_test(do_pre_test< false, false >); + verify_failed(status, "Precondition check failed", "Expression", true); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(pre__triggers_custom_message); +ATF_TEST_CASE_BODY(pre__triggers_custom_message) +{ + const process::status status = run_test(do_pre_test< false, true >); + verify_failed(status, "Precondition check failed", "Custom", true); +} + + +template< bool Expression, bool WithMessage > +static void +do_post_test(void) +{ + std::cout << "Before test\n"; + if (WithMessage) + POST_MSG(Expression, "Custom message"); + else + POST(Expression); + std::cout << "After test\n"; + std::exit(EXIT_SUCCESS); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(post__holds); +ATF_TEST_CASE_BODY(post__holds) +{ + const process::status status = run_test(do_post_test< true, false >); + verify_success(status); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(post__triggers_default_message); +ATF_TEST_CASE_BODY(post__triggers_default_message) +{ + const process::status status = run_test(do_post_test< false, false >); + verify_failed(status, "Postcondition check failed", "Expression", true); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(post__triggers_custom_message); +ATF_TEST_CASE_BODY(post__triggers_custom_message) +{ + const process::status status = run_test(do_post_test< false, true >); + verify_failed(status, "Postcondition check failed", "Custom", true); +} + + +template< bool WithMessage > +static void +do_unreachable_test(void) +{ + std::cout << "Before test\n"; + if (WithMessage) + UNREACHABLE_MSG("Custom message"); + else + UNREACHABLE; + std::cout << "After test\n"; + std::exit(EXIT_SUCCESS); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(unreachable__default_message); +ATF_TEST_CASE_BODY(unreachable__default_message) +{ + const process::status status = run_test(do_unreachable_test< false >); + verify_failed(status, "Unreachable point reached", NULL, false); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(unreachable__custom_message); +ATF_TEST_CASE_BODY(unreachable__custom_message) +{ + const process::status status = run_test(do_unreachable_test< true >); + verify_failed(status, "Unreachable point reached", "Custom", false); +} + + +template< int Signo > +static void +do_crash_handler_test(void) +{ + utils::install_crash_handlers("test-log.txt"); + ::kill(::getpid(), Signo); + std::cout << "After signal\n"; + std::exit(EXIT_FAILURE); +} + + +template< int Signo > +static void +crash_handler_test(void) +{ + utils::avoid_coredump_on_crash(); + + const process::status status = run_test(do_crash_handler_test< Signo >); + ATF_REQUIRE(status.signaled()); + ATF_REQUIRE_EQ(Signo, status.termsig()); + ATF_REQUIRE(atf::utils::grep_file(F("Fatal signal %s") % Signo, + Stderr_File.str())); + ATF_REQUIRE(atf::utils::grep_file("Log file is test-log.txt", + Stderr_File.str())); + ATF_REQUIRE(!atf::utils::grep_file("After signal", Stdout_File.str())); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(install_crash_handlers__sigabrt); +ATF_TEST_CASE_BODY(install_crash_handlers__sigabrt) +{ + crash_handler_test< SIGABRT >(); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(install_crash_handlers__sigbus); +ATF_TEST_CASE_BODY(install_crash_handlers__sigbus) +{ + crash_handler_test< SIGBUS >(); +} + + +ATF_TEST_CASE_WITHOUT_HEAD(install_crash_handlers__sigsegv); +ATF_TEST_CASE_BODY(install_crash_handlers__sigsegv) +{ + crash_handler_test< SIGSEGV >(); +} + + +ATF_INIT_TEST_CASES(tcs) +{ + ATF_ADD_TEST_CASE(tcs, inv__holds); + ATF_ADD_TEST_CASE(tcs, inv__triggers_default_message); + ATF_ADD_TEST_CASE(tcs, inv__triggers_custom_message); + ATF_ADD_TEST_CASE(tcs, pre__holds); + ATF_ADD_TEST_CASE(tcs, pre__triggers_default_message); + ATF_ADD_TEST_CASE(tcs, pre__triggers_custom_message); + ATF_ADD_TEST_CASE(tcs, post__holds); + ATF_ADD_TEST_CASE(tcs, post__triggers_default_message); + ATF_ADD_TEST_CASE(tcs, post__triggers_custom_message); + ATF_ADD_TEST_CASE(tcs, unreachable__default_message); + ATF_ADD_TEST_CASE(tcs, unreachable__custom_message); + + ATF_ADD_TEST_CASE(tcs, install_crash_handlers__sigabrt); + ATF_ADD_TEST_CASE(tcs, install_crash_handlers__sigbus); + ATF_ADD_TEST_CASE(tcs, install_crash_handlers__sigsegv); +} |