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-rw-r--r--utils/process/status_test.cpp209
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diff --git a/utils/process/status_test.cpp b/utils/process/status_test.cpp
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+// 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/status.hpp"
+
+extern "C" {
+#include <sys/wait.h>
+
+#include <signal.h>
+#include <unistd.h>
+}
+
+#include <cstdlib>
+
+#include <atf-c++.hpp>
+
+#include "utils/test_utils.ipp"
+
+using utils::process::status;
+
+
+namespace {
+
+
+/// Body of a subprocess that exits with a particular exit status.
+///
+/// \tparam ExitStatus The status to exit with.
+template< int ExitStatus >
+void child_exit(void)
+{
+ std::exit(ExitStatus);
+}
+
+
+/// Body of a subprocess that sends a particular signal to itself.
+///
+/// \tparam Signo The signal to send to self.
+template< int Signo >
+void child_signal(void)
+{
+ ::kill(::getpid(), Signo);
+}
+
+
+/// Spawns a process and waits for completion.
+///
+/// \param hook The function to run within the child. Should not return.
+///
+/// \return The termination status of the spawned subprocess.
+status
+fork_and_wait(void (*hook)(void))
+{
+ pid_t pid = ::fork();
+ ATF_REQUIRE(pid != -1);
+ if (pid == 0) {
+ hook();
+ std::abort();
+ } else {
+ int stat_loc;
+ ATF_REQUIRE(::waitpid(pid, &stat_loc, 0) != -1);
+ const status s = status(pid, stat_loc);
+ ATF_REQUIRE_EQ(pid, s.dead_pid());
+ return s;
+ }
+}
+
+
+} // anonymous namespace
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(fake_exited)
+ATF_TEST_CASE_BODY(fake_exited)
+{
+ const status fake = status::fake_exited(123);
+ ATF_REQUIRE_EQ(-1, fake.dead_pid());
+ ATF_REQUIRE(fake.exited());
+ ATF_REQUIRE_EQ(123, fake.exitstatus());
+ ATF_REQUIRE(!fake.signaled());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(fake_signaled)
+ATF_TEST_CASE_BODY(fake_signaled)
+{
+ const status fake = status::fake_signaled(567, true);
+ ATF_REQUIRE_EQ(-1, fake.dead_pid());
+ ATF_REQUIRE(!fake.exited());
+ ATF_REQUIRE(fake.signaled());
+ ATF_REQUIRE_EQ(567, fake.termsig());
+ ATF_REQUIRE(fake.coredump());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(output__exitstatus);
+ATF_TEST_CASE_BODY(output__exitstatus)
+{
+ const status fake = status::fake_exited(123);
+ std::ostringstream str;
+ str << fake;
+ ATF_REQUIRE_EQ("status{exitstatus=123}", str.str());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(output__signaled_without_core);
+ATF_TEST_CASE_BODY(output__signaled_without_core)
+{
+ const status fake = status::fake_signaled(8, false);
+ std::ostringstream str;
+ str << fake;
+ ATF_REQUIRE_EQ("status{termsig=8, coredump=false}", str.str());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(output__signaled_with_core);
+ATF_TEST_CASE_BODY(output__signaled_with_core)
+{
+ const status fake = status::fake_signaled(9, true);
+ std::ostringstream str;
+ str << fake;
+ ATF_REQUIRE_EQ("status{termsig=9, coredump=true}", str.str());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(integration__exited);
+ATF_TEST_CASE_BODY(integration__exited)
+{
+ const status exit_success = fork_and_wait(child_exit< EXIT_SUCCESS >);
+ ATF_REQUIRE(exit_success.exited());
+ ATF_REQUIRE_EQ(EXIT_SUCCESS, exit_success.exitstatus());
+ ATF_REQUIRE(!exit_success.signaled());
+
+ const status exit_failure = fork_and_wait(child_exit< EXIT_FAILURE >);
+ ATF_REQUIRE(exit_failure.exited());
+ ATF_REQUIRE_EQ(EXIT_FAILURE, exit_failure.exitstatus());
+ ATF_REQUIRE(!exit_failure.signaled());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(integration__signaled);
+ATF_TEST_CASE_BODY(integration__signaled)
+{
+ const status sigterm = fork_and_wait(child_signal< SIGTERM >);
+ ATF_REQUIRE(!sigterm.exited());
+ ATF_REQUIRE(sigterm.signaled());
+ ATF_REQUIRE_EQ(SIGTERM, sigterm.termsig());
+ ATF_REQUIRE(!sigterm.coredump());
+
+ const status sigkill = fork_and_wait(child_signal< SIGKILL >);
+ ATF_REQUIRE(!sigkill.exited());
+ ATF_REQUIRE(sigkill.signaled());
+ ATF_REQUIRE_EQ(SIGKILL, sigkill.termsig());
+ ATF_REQUIRE(!sigkill.coredump());
+}
+
+
+ATF_TEST_CASE_WITHOUT_HEAD(integration__coredump);
+ATF_TEST_CASE_BODY(integration__coredump)
+{
+ utils::prepare_coredump_test(this);
+
+ const status coredump = fork_and_wait(child_signal< SIGQUIT >);
+ ATF_REQUIRE(!coredump.exited());
+ ATF_REQUIRE(coredump.signaled());
+ ATF_REQUIRE_EQ(SIGQUIT, coredump.termsig());
+#if !defined(WCOREDUMP)
+ expect_fail("Platform does not support checking for coredump");
+#endif
+ ATF_REQUIRE(coredump.coredump());
+}
+
+
+ATF_INIT_TEST_CASES(tcs)
+{
+ ATF_ADD_TEST_CASE(tcs, fake_exited);
+ ATF_ADD_TEST_CASE(tcs, fake_signaled);
+
+ ATF_ADD_TEST_CASE(tcs, output__exitstatus);
+ ATF_ADD_TEST_CASE(tcs, output__signaled_without_core);
+ ATF_ADD_TEST_CASE(tcs, output__signaled_with_core);
+
+ ATF_ADD_TEST_CASE(tcs, integration__exited);
+ ATF_ADD_TEST_CASE(tcs, integration__signaled);
+ ATF_ADD_TEST_CASE(tcs, integration__coredump);
+}