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#include "clar_libgit2.h"
#include "process.h"
#include "vector.h"
#ifndef GIT_WIN32
# include <signal.h>
#endif
#ifndef SIGTERM
# define SIGTERM 42
#endif
#ifndef SIGPIPE
# define SIGPIPE 42
#endif
static git_str helloworld_cmd = GIT_BUF_INIT;
static git_str cat_cmd = GIT_BUF_INIT;
static git_str pwd_cmd = GIT_BUF_INIT;
void test_process_start__initialize(void)
{
#ifdef GIT_WIN32
git_str_printf(&helloworld_cmd, "%s/helloworld.bat", cl_fixture("process"));
git_str_printf(&cat_cmd, "%s/cat.bat", cl_fixture("process"));
git_str_printf(&pwd_cmd, "%s/pwd.bat", cl_fixture("process"));
#else
git_str_printf(&helloworld_cmd, "%s/helloworld.sh", cl_fixture("process"));
#endif
}
void test_process_start__cleanup(void)
{
git_str_dispose(&pwd_cmd);
git_str_dispose(&cat_cmd);
git_str_dispose(&helloworld_cmd);
}
void test_process_start__returncode(void)
{
#ifdef GIT_WIN32
const char *args_array[] = { "C:\\Windows\\System32\\cmd.exe", "/c", "exit", "1" };
#elif __APPLE__
const char *args_array[] = { "/usr/bin/false" };
#else
const char *args_array[] = { "/bin/false" };
#endif
git_process *process;
git_process_options opts = GIT_PROCESS_OPTIONS_INIT;
git_process_result result = GIT_PROCESS_RESULT_INIT;
cl_git_pass(git_process_new(&process, args_array, ARRAY_SIZE(args_array), NULL, 0, &opts));
cl_git_pass(git_process_start(process));
cl_git_pass(git_process_wait(&result, process));
cl_assert_equal_i(GIT_PROCESS_STATUS_NORMAL, result.status);
cl_assert_equal_i(1, result.exitcode);
cl_assert_equal_i(0, result.signal);
git_process_free(process);
}
void test_process_start__not_found(void)
{
#ifdef GIT_WIN32
const char *args_array[] = { "C:\\a\\b\\z\\y\\not_found" };
#else
const char *args_array[] = { "/a/b/z/y/not_found" };
#endif
git_process *process;
git_process_options opts = GIT_PROCESS_OPTIONS_INIT;
cl_git_pass(git_process_new(&process, args_array, ARRAY_SIZE(args_array), NULL, 0, &opts));
cl_git_fail(git_process_start(process));
git_process_free(process);
}
static void write_all(git_process *process, char *buf)
{
size_t buf_len = strlen(buf);
ssize_t ret;
while (buf_len) {
ret = git_process_write(process, buf, buf_len);
cl_git_pass(ret < 0 ? (int)ret : 0);
buf += ret;
buf_len -= ret;
}
}
static void read_all(git_str *out, git_process *process)
{
char buf[32];
size_t buf_len = 32;
ssize_t ret;
while ((ret = git_process_read(process, buf, buf_len)) > 0)
cl_git_pass(git_str_put(out, buf, ret));
cl_git_pass(ret < 0 ? (int)ret : 0);
}
void test_process_start__redirect_stdio(void)
{
#ifdef GIT_WIN32
const char *args_array[] = { "C:\\Windows\\System32\\cmd.exe", "/c", cat_cmd.ptr };
#else
const char *args_array[] = { "/bin/cat" };
#endif
git_process *process;
git_process_options opts = GIT_PROCESS_OPTIONS_INIT;
git_process_result result = GIT_PROCESS_RESULT_INIT;
git_str buf = GIT_BUF_INIT;
opts.capture_in = 1;
opts.capture_out = 1;
cl_git_pass(git_process_new(&process, args_array, ARRAY_SIZE(args_array), NULL, 0, &opts));
cl_git_pass(git_process_start(process));
write_all(process, "Hello, world.\r\nHello!\r\n");
cl_git_pass(git_process_close_in(process));
read_all(&buf, process);
cl_assert_equal_s("Hello, world.\r\nHello!\r\n", buf.ptr);
cl_git_pass(git_process_wait(&result, process));
cl_assert_equal_i(GIT_PROCESS_STATUS_NORMAL, result.status);
cl_assert_equal_i(0, result.exitcode);
cl_assert_equal_i(0, result.signal);
git_str_dispose(&buf);
git_process_free(process);
}
void test_process_start__catch_sigterm(void)
{
#ifndef GIT_WIN32
const char *args_array[] = { "/bin/cat" };
git_process *process;
git_process_options opts = GIT_PROCESS_OPTIONS_INIT;
git_process_result result = GIT_PROCESS_RESULT_INIT;
p_pid_t pid;
opts.capture_out = 1;
cl_git_pass(git_process_new(&process, args_array, ARRAY_SIZE(args_array), NULL, 0, &opts));
cl_git_pass(git_process_start(process));
cl_git_pass(git_process_id(&pid, process));
cl_must_pass(kill(pid, SIGTERM));
cl_git_pass(git_process_wait(&result, process));
cl_assert_equal_i(GIT_PROCESS_STATUS_ERROR, result.status);
cl_assert_equal_i(0, result.exitcode);
cl_assert_equal_i(SIGTERM, result.signal);
git_process_free(process);
#endif
}
void test_process_start__catch_sigpipe(void)
{
/* macOS SIGPIPEs here, but not every OS does. */
#ifdef __APPLE__
const char *args_array[] = { helloworld_cmd.ptr };
git_process *process;
git_process_options opts = GIT_PROCESS_OPTIONS_INIT;
git_process_result result = GIT_PROCESS_RESULT_INIT;
opts.capture_out = 1;
cl_git_pass(git_process_new(&process, args_array, ARRAY_SIZE(args_array), NULL, 0, &opts));
cl_git_pass(git_process_start(process));
cl_git_pass(git_process_close(process));
cl_git_pass(git_process_wait(&result, process));
cl_assert_equal_i(GIT_PROCESS_STATUS_ERROR, result.status);
cl_assert_equal_i(0, result.exitcode);
cl_assert_equal_i(SIGPIPE, result.signal);
git_process_free(process);
#endif
}
void test_process_start__can_chdir(void)
{
#ifdef GIT_WIN32
const char *args_array[] = { "C:\\Windows\\System32\\cmd.exe", "/c", pwd_cmd.ptr };
char *startwd = "C:\\";
#else
const char *args_array[] = { "/bin/pwd" };
char *startwd = "/";
#endif
git_process *process;
git_process_options opts = GIT_PROCESS_OPTIONS_INIT;
git_process_result result = GIT_PROCESS_RESULT_INIT;
git_str buf = GIT_BUF_INIT;
opts.cwd = startwd;
opts.capture_out = 1;
cl_git_pass(git_process_new(&process, args_array, ARRAY_SIZE(args_array), NULL, 0, &opts));
cl_git_pass(git_process_start(process));
read_all(&buf, process);
git_str_rtrim(&buf);
cl_assert_equal_s(startwd, buf.ptr);
cl_git_pass(git_process_wait(&result, process));
cl_assert_equal_i(GIT_PROCESS_STATUS_NORMAL, result.status);
cl_assert_equal_i(0, result.exitcode);
cl_assert_equal_i(0, result.signal);
git_str_dispose(&buf);
git_process_free(process);
}
void test_process_start__cannot_chdir_to_nonexistent_dir(void)
{
#ifdef GIT_WIN32
const char *args_array[] = { "C:\\Windows\\System32\\cmd.exe", "/c", pwd_cmd.ptr };
char *startwd = "C:\\a\\b\\z\\y\\not_found";
#else
const char *args_array[] = { "/bin/pwd" };
char *startwd = "/a/b/z/y/not_found";
#endif
git_process *process;
git_process_options opts = GIT_PROCESS_OPTIONS_INIT;
opts.cwd = startwd;
opts.capture_out = 1;
cl_git_pass(git_process_new(&process, args_array, ARRAY_SIZE(args_array), NULL, 0, &opts));
cl_git_fail(git_process_start(process));
git_process_free(process);
}
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