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Diffstat (limited to 'src/test/test_util.c')
-rw-r--r--src/test/test_util.c160
1 files changed, 130 insertions, 30 deletions
diff --git a/src/test/test_util.c b/src/test/test_util.c
index c7fa14118..151ec6912 100644
--- a/src/test/test_util.c
+++ b/src/test/test_util.c
@@ -16,6 +16,7 @@
#include "mempool.h"
#endif /* ENABLE_MEMPOOLS */
#include "memarea.h"
+#include "util_process.h"
#ifdef _WIN32
#include <tchar.h>
@@ -2538,6 +2539,19 @@ test_util_fgets_eagain(void *ptr)
}
#endif
+#ifndef BUILDDIR
+#define BUILDDIR "."
+#endif
+
+#ifdef _WIN32
+#define notify_pending_waitpid_callbacks() STMT_NIL
+#define TEST_CHILD "test-child.exe"
+#define EOL "\r\n"
+#else
+#define TEST_CHILD (BUILDDIR "/src/test/test-child")
+#define EOL "\n"
+#endif
+
/** Helper function for testing tor_spawn_background */
static void
run_util_spawn_background(const char *argv[], const char *expected_out,
@@ -2557,19 +2571,28 @@ run_util_spawn_background(const char *argv[], const char *expected_out,
status = tor_spawn_background(argv[0], argv, NULL, &process_handle);
#endif
+ notify_pending_waitpid_callbacks();
+
test_eq(expected_status, status);
- if (status == PROCESS_STATUS_ERROR)
+ if (status == PROCESS_STATUS_ERROR) {
+ tt_ptr_op(process_handle, ==, NULL);
return;
+ }
test_assert(process_handle != NULL);
test_eq(expected_status, process_handle->status);
+#ifndef _WIN32
+ notify_pending_waitpid_callbacks();
+ tt_ptr_op(process_handle->waitpid_cb, !=, NULL);
+#endif
+
#ifdef _WIN32
test_assert(process_handle->stdout_pipe != INVALID_HANDLE_VALUE);
test_assert(process_handle->stderr_pipe != INVALID_HANDLE_VALUE);
#else
- test_assert(process_handle->stdout_pipe > 0);
- test_assert(process_handle->stderr_pipe > 0);
+ test_assert(process_handle->stdout_pipe >= 0);
+ test_assert(process_handle->stderr_pipe >= 0);
#endif
/* Check stdout */
@@ -2580,12 +2603,19 @@ run_util_spawn_background(const char *argv[], const char *expected_out,
test_eq(strlen(expected_out), pos);
test_streq(expected_out, stdout_buf);
+ notify_pending_waitpid_callbacks();
+
/* Check it terminated correctly */
retval = tor_get_exit_code(process_handle, 1, &exit_code);
test_eq(PROCESS_EXIT_EXITED, retval);
test_eq(expected_exit, exit_code);
// TODO: Make test-child exit with something other than 0
+#ifndef _WIN32
+ notify_pending_waitpid_callbacks();
+ tt_ptr_op(process_handle->waitpid_cb, ==, NULL);
+#endif
+
/* Check stderr */
pos = tor_read_all_from_process_stderr(process_handle, stderr_buf,
sizeof(stderr_buf) - 1);
@@ -2594,6 +2624,8 @@ run_util_spawn_background(const char *argv[], const char *expected_out,
test_streq(expected_err, stderr_buf);
test_eq(strlen(expected_err), pos);
+ notify_pending_waitpid_callbacks();
+
done:
if (process_handle)
tor_process_handle_destroy(process_handle, 1);
@@ -2603,29 +2635,20 @@ run_util_spawn_background(const char *argv[], const char *expected_out,
static void
test_util_spawn_background_ok(void *ptr)
{
-#ifdef _WIN32
- const char *argv[] = {"test-child.exe", "--test", NULL};
- const char *expected_out = "OUT\r\n--test\r\nSLEEPING\r\nDONE\r\n";
- const char *expected_err = "ERR\r\n";
-#else
- const char *argv[] = {BUILDDIR "/src/test/test-child", "--test", NULL};
- const char *expected_out = "OUT\n--test\nSLEEPING\nDONE\n";
- const char *expected_err = "ERR\n";
-#endif
+ const char *argv[] = {TEST_CHILD, "--test", NULL};
+ const char *expected_out = "OUT"EOL "--test"EOL "SLEEPING"EOL "DONE" EOL;
+ const char *expected_err = "ERR"EOL;
(void)ptr;
run_util_spawn_background(argv, expected_out, expected_err, 0,
- PROCESS_STATUS_RUNNING);
+ PROCESS_STATUS_RUNNING);
}
/** Check that failing to find the executable works as expected */
static void
test_util_spawn_background_fail(void *ptr)
{
-#ifndef BUILDDIR
-#define BUILDDIR "."
-#endif
const char *argv[] = {BUILDDIR "/src/test/no-such-file", "--test", NULL};
const char *expected_err = "";
char expected_out[1024];
@@ -2646,13 +2669,13 @@ test_util_spawn_background_fail(void *ptr)
"ERR: Failed to spawn background process - code %s\n", code);
run_util_spawn_background(argv, expected_out, expected_err, 255,
- expected_status);
+ expected_status);
}
/** Test that reading from a handle returns a partial read rather than
* blocking */
static void
-test_util_spawn_background_partial_read(void *ptr)
+test_util_spawn_background_partial_read_impl(int exit_early)
{
const int expected_exit = 0;
const int expected_status = PROCESS_STATUS_RUNNING;
@@ -2662,22 +2685,22 @@ test_util_spawn_background_partial_read(void *ptr)
process_handle_t *process_handle=NULL;
int status;
char stdout_buf[100], stderr_buf[100];
-#ifdef _WIN32
- const char *argv[] = {"test-child.exe", "--test", NULL};
- const char *expected_out[] = { "OUT\r\n--test\r\nSLEEPING\r\n",
- "DONE\r\n",
- NULL };
- const char *expected_err = "ERR\r\n";
-#else
- const char *argv[] = {BUILDDIR "/src/test/test-child", "--test", NULL};
- const char *expected_out[] = { "OUT\n--test\nSLEEPING\n",
- "DONE\n",
+
+ const char *argv[] = {TEST_CHILD, "--test", NULL};
+ const char *expected_out[] = { "OUT" EOL "--test" EOL "SLEEPING" EOL,
+ "DONE" EOL,
NULL };
- const char *expected_err = "ERR\n";
+ const char *expected_err = "ERR" EOL;
+
+#ifndef _WIN32
int eof = 0;
#endif
int expected_out_ctr;
- (void)ptr;
+
+ if (exit_early) {
+ argv[1] = "--hang";
+ expected_out[0] = "OUT"EOL "--hang"EOL "SLEEPING" EOL;
+ }
/* Start the program */
#ifdef _WIN32
@@ -2713,6 +2736,12 @@ test_util_spawn_background_partial_read(void *ptr)
expected_out_ctr++;
}
+ if (exit_early) {
+ tor_process_handle_destroy(process_handle, 1);
+ process_handle = NULL;
+ goto done;
+ }
+
/* The process should have exited without writing more */
#ifdef _WIN32
pos = tor_read_all_handle(process_handle->stdout_pipe, stdout_buf,
@@ -2750,6 +2779,75 @@ test_util_spawn_background_partial_read(void *ptr)
tor_process_handle_destroy(process_handle, 1);
}
+static void
+test_util_spawn_background_partial_read(void *arg)
+{
+ (void)arg;
+ test_util_spawn_background_partial_read_impl(0);
+}
+
+static void
+test_util_spawn_background_exit_early(void *arg)
+{
+ (void)arg;
+ test_util_spawn_background_partial_read_impl(1);
+}
+
+static void
+test_util_spawn_background_waitpid_notify(void *arg)
+{
+ int retval, exit_code;
+ process_handle_t *process_handle=NULL;
+ int status;
+ int ms_timer;
+
+ const char *argv[] = {TEST_CHILD, "--fast", NULL};
+
+ (void) arg;
+
+#ifdef _WIN32
+ status = tor_spawn_background(NULL, argv, NULL, &process_handle);
+#else
+ status = tor_spawn_background(argv[0], argv, NULL, &process_handle);
+#endif
+
+ tt_int_op(status, ==, PROCESS_STATUS_RUNNING);
+ tt_ptr_op(process_handle, !=, NULL);
+
+ /* We're not going to look at the stdout/stderr output this time. Instead,
+ * we're testing whether notify_pending_waitpid_calbacks() can report the
+ * process exit (on unix) and/or whether tor_get_exit_code() can notice it
+ * (on windows) */
+
+#ifndef _WIN32
+ ms_timer = 30*1000;
+ tt_ptr_op(process_handle->waitpid_cb, !=, NULL);
+ while (process_handle->waitpid_cb && ms_timer > 0) {
+ tor_sleep_msec(100);
+ ms_timer -= 100;
+ notify_pending_waitpid_callbacks();
+ }
+ tt_int_op(ms_timer, >, 0);
+ tt_ptr_op(process_handle->waitpid_cb, ==, NULL);
+#endif
+
+ ms_timer = 30*1000;
+ while (((retval = tor_get_exit_code(process_handle, 0, &exit_code))
+ == PROCESS_EXIT_RUNNING) && ms_timer > 0) {
+ tor_sleep_msec(100);
+ ms_timer -= 100;
+ }
+ tt_int_op(ms_timer, >, 0);
+
+ tt_int_op(retval, ==, PROCESS_EXIT_EXITED);
+
+ done:
+ tor_process_handle_destroy(process_handle, 1);
+}
+
+#undef TEST_CHILD
+#undef EOL
+
/**
* Test for format_hex_number_sigsafe()
*/
@@ -3695,6 +3793,8 @@ struct testcase_t util_tests[] = {
UTIL_TEST(spawn_background_ok, 0),
UTIL_TEST(spawn_background_fail, 0),
UTIL_TEST(spawn_background_partial_read, 0),
+ UTIL_TEST(spawn_background_exit_early, 0),
+ UTIL_TEST(spawn_background_waitpid_notify, 0),
UTIL_TEST(format_hex_number, 0),
UTIL_TEST(format_dec_number, 0),
UTIL_TEST(join_win_cmdline, 0),
generated by cgit v1.2.3 (git 2.25.4) at 2024-04-27 21:09:11 +0000