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tests: Capture the test client log

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Capture the test client log to a temporary fd, so that is accessible by both
the test server process and the test client process.

Signed-off-by: Alexandros Frantzis <alexandros.frantzis@collabora.com>
This commit is contained in:
Alexandros Frantzis 2022-12-01 20:02:43 +02:00 • committed by Simon Ser
parent 674145dc3f
commit d4d3228853
3 changed files with 104 additions and 2 deletions
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61
tests/sanity-test.c
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@ -25,7 +25,9 @@
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#include <sys/types.h>
#include <sys/mman.h>
#include <signal.h>
#include <unistd.h>
@ -181,6 +183,65 @@ FAIL_TEST(tc_client_fd_leaks_exec)
display_destroy(d);
}
static char *
map_file(int fd, size_t *len)
{
char *data;
*len = lseek(fd, 0, SEEK_END);
data = mmap(0, *len, PROT_READ, MAP_PRIVATE, fd, 0);
assert(data != MAP_FAILED && "Failed to mmap file");
return data;
}
static void
sanity_client_log(void)
{
char *log;
size_t log_len;
char *wayland_socket = strdup(getenv("WAYLAND_SOCKET"));
char *xdg_runtime_dir = strdup(getenv("XDG_RUNTIME_DIR"));
unsetenv("WAYLAND_SOCKET");
unsetenv("XDG_RUNTIME_DIR");
/* Try to connect to the default wayland display, which should fail since
* we have neither WAYLAND_SOCKET nor XDG_RUNTIME_DIR. */
assert(!wl_display_connect(NULL));
/* Check that the client log contains some mention of XDG_RUNTIME_DIR. */
log = map_file(client_log_fd, &log_len);
assert(strstr(log, "XDG_RUNTIME_DIR"));
munmap(log, log_len);
/* Reset the environment variables we unset for the test. The test harness
* leak checker cares about the value of WAYLAND_SOCKET during teardown for
* correct fd accounting. */
setenv("XDG_RUNTIME_DIR", xdg_runtime_dir, 0);
setenv("WAYLAND_SOCKET", wayland_socket, 0);
free(xdg_runtime_dir);
free(wayland_socket);
}
TEST(tc_client_log)
{
struct display *d = display_create();
struct client_info *ci;
char *log;
size_t log_len;
ci = client_create_noarg(d, sanity_client_log);
display_run(d);
/* Check that the client log contains some mention of XDG_RUNTIME_DIR. */
log = map_file(ci->log_fd, &log_len);
assert(strstr(log, "XDG_RUNTIME_DIR"));
munmap(log, log_len);
display_destroy(d);
}
FAIL_TEST(timeout_tst)
{
test_set_timeout(1);