tildefriends/deps/libuv/test/test-process-title.c

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/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#include "uv.h"
#include "task.h"
#include <string.h>
static void set_title(const char* title) {
char buffer[512];
int err;
err = uv_get_process_title(buffer, sizeof(buffer));
ASSERT_OK(err);
err = uv_set_process_title(title);
ASSERT_OK(err);
err = uv_get_process_title(buffer, sizeof(buffer));
ASSERT_OK(err);
ASSERT_OK(strcmp(buffer, title));
}
static void uv_get_process_title_edge_cases(void) {
char buffer[512];
int r;
/* Test a NULL buffer */
r = uv_get_process_title(NULL, 100);
ASSERT_EQ(r, UV_EINVAL);
/* Test size of zero */
r = uv_get_process_title(buffer, 0);
ASSERT_EQ(r, UV_EINVAL);
/* Test for insufficient buffer size */
r = uv_get_process_title(buffer, 1);
ASSERT_EQ(r, UV_ENOBUFS);
}
TEST_IMPL(process_title) {
#if defined(__sun) || defined(__CYGWIN__) || defined(__MSYS__) || \
defined(__PASE__)
RETURN_SKIP("uv_(get|set)_process_title is not implemented.");
#endif
/* Check for format string vulnerabilities. */
set_title("%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s");
set_title("new title");
/* Check uv_get_process_title() edge cases */
uv_get_process_title_edge_cases();
return 0;
}
static void exit_cb(uv_process_t* process, int64_t status, int signo) {
ASSERT_OK(status);
ASSERT_OK(signo);
uv_close((uv_handle_t*) process, NULL);
}
TEST_IMPL(process_title_big_argv) {
uv_process_options_t options;
uv_process_t process;
size_t exepath_size;
char exepath[1024];
char jumbo[512];
char* args[5];
#ifdef _WIN32
/* Remove once https://github.com/libuv/libuv/issues/2667 is fixed. */
uv_set_process_title("run-tests");
#endif
exepath_size = sizeof(exepath) - 1;
ASSERT_OK(uv_exepath(exepath, &exepath_size));
exepath[exepath_size] = '\0';
memset(jumbo, 'x', sizeof(jumbo) - 1);
jumbo[sizeof(jumbo) - 1] = '\0';
/* Note: need to pass three arguments, not two, otherwise
* run-tests.c thinks it's the name of a test to run.
*/
args[0] = exepath;
args[1] = "process_title_big_argv_helper";
args[2] = jumbo;
args[3] = jumbo;
args[4] = NULL;
memset(&options, 0, sizeof(options));
options.file = exepath;
options.args = args;
options.exit_cb = exit_cb;
ASSERT_OK(uv_spawn(uv_default_loop(), &process, &options));
ASSERT_OK(uv_run(uv_default_loop(), UV_RUN_DEFAULT));
MAKE_VALGRIND_HAPPY(uv_default_loop());
return 0;
}
/* Called by process_title_big_argv_helper. */
void process_title_big_argv(void) {
char buf[256] = "fail";
/* Return value deliberately ignored. */
uv_get_process_title(buf, sizeof(buf));
ASSERT_NE(0, strcmp(buf, "fail"));
}