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https://gitlab.freedesktop.org/cairo/cairo.git
synced 2026-05-07 12:08:16 +02:00
Detect and report crashes in tests.
This commit is contained in:
Behdad Esfahbod
parent
19c4700101
commit
01b1f3572c
2 changed files with 48 additions and 14 deletions
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@ -31,6 +31,8 @@
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#include <stdlib.h>
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#include <stdarg.h>
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#include <ctype.h>
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#include <setjmp.h>
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#include <signal.h>
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#include <assert.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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@ -68,6 +70,12 @@ typedef enum cairo_internal_surface_type {
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#define access _access
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#define F_OK 0
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#endif
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#ifndef FALSE
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#define FALSE 0
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#endif
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#ifndef TRUE
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#define TRUE !FALSE
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#endif
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static void
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xunlink (const char *pathname);
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@ -89,6 +97,12 @@ static const char *fail_face = "", *normal_face = "";
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* general-purpose library, and it keeps the tests cleaner to avoid a
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* context object there, (though not a whole lot). */
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FILE *cairo_test_log_file = NULL;
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char *srcdir;
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/* Used to catch crashes in a test, such that we report it as such and
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* continue testing, although one crasher may already have corrupted memory in
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* an nonrecoverable fashion. */
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jmp_buf jmpbuf;
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void
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cairo_test_init (const char *test_name)
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@ -1463,15 +1477,11 @@ cairo_test_for_target (cairo_test_t *test,
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cairo_surface_t *surface;
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cairo_t *cr;
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char *png_name, *ref_name, *diff_name, *offset_str;
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char *srcdir;
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char *format;
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cairo_test_status_t ret;
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cairo_content_t expected_content;
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/* Get the strings ready that we'll need. */
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srcdir = getenv ("srcdir");
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if (!srcdir)
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srcdir = ".";
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format = _cairo_test_content_name (target->content);
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if (dev_offset)
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@ -1613,12 +1623,19 @@ UNWIND_STRINGS:
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return ret;
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}
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static void
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segfault_handler (int signal)
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{
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longjmp (jmpbuf, signal);
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}
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static cairo_test_status_t
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cairo_test_expecting (cairo_test_t *test, cairo_test_draw_function_t draw,
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cairo_test_status_t expectation)
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{
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int i, j, num_targets;
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volatile int i, j, num_targets;
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const char *tname;
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sighandler_t old_segfault_handler;
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cairo_test_status_t status, ret;
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cairo_test_target_t **targets_to_test;
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cairo_test_target_t targets[] =
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@ -1751,6 +1768,17 @@ cairo_test_expecting (cairo_test_t *test, cairo_test_draw_function_t draw,
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#endif
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};
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#ifdef HAVE_UNISTD_H
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if (isatty (1)) {
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fail_face = "\033[41m\033[37m\033[1m";
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normal_face = "\033[m";
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}
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#endif
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srcdir = getenv ("srcdir");
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if (!srcdir)
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srcdir = ".";
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if ((tname = getenv ("CAIRO_TEST_TARGET")) != NULL) {
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const char *tname = getenv ("CAIRO_TEST_TARGET");
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num_targets = 0;
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@ -1794,7 +1822,7 @@ cairo_test_expecting (cairo_test_t *test, cairo_test_draw_function_t draw,
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* iff. there is at least one tested backend and that all tested
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* backends return SUCCESS. In other words:
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*
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* if any backend FAILURE
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* if any backend not SUCCESS
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* -> FAILURE
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* else if all backends UNTESTED
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* -> FAILURE
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@ -1812,7 +1840,13 @@ cairo_test_expecting (cairo_test_t *test, cairo_test_draw_function_t draw,
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_cairo_test_content_name (target->content),
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dev_offset);
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status = cairo_test_for_target (test, draw, target, dev_offset);
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/* Set up a checkpoint to get back to in case of segfaults. */
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old_segfault_handler = signal (SIGSEGV, (sighandler_t) segfault_handler);
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if (0 == setjmp (jmpbuf))
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status = cairo_test_for_target (test, draw, target, dev_offset);
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else
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status = CAIRO_TEST_CRASHED;
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signal (SIGSEGV, (sighandler_t) old_segfault_handler);
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cairo_test_log ("TEST: %s TARGET: %s FORMAT: %s OFFSET: %d RESULT: ",
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test->name, target->name,
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@ -1830,6 +1864,11 @@ cairo_test_expecting (cairo_test_t *test, cairo_test_draw_function_t draw,
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printf ("UNTESTED\n");
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cairo_test_log ("UNTESTED\n");
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break;
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case CAIRO_TEST_CRASHED:
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printf ("%s!!!CRASHED!!!%s\n", fail_face, normal_face);
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cairo_test_log ("CRASHED\n");
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ret = CAIRO_TEST_FAILURE;
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break;
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default:
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case CAIRO_TEST_FAILURE:
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if (expectation == CAIRO_TEST_FAILURE) {
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@ -1870,12 +1909,6 @@ cairo_test_expect_failure (cairo_test_t *test,
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cairo_test_status_t
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cairo_test (cairo_test_t *test, cairo_test_draw_function_t draw)
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{
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#ifdef HAVE_UNISTD_H
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if (isatty (1)) {
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fail_face = "\033[41m\033[37m\033[1m";
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normal_face = "\033[m";
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}
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#endif
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printf ("\n");
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return cairo_test_expecting (test, draw, CAIRO_TEST_SUCCESS);
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}
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@ -67,7 +67,8 @@ typedef unsigned __int64 uint64_t;
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typedef enum cairo_test_status {
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CAIRO_TEST_SUCCESS = 0,
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CAIRO_TEST_FAILURE,
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CAIRO_TEST_UNTESTED
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CAIRO_TEST_UNTESTED,
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CAIRO_TEST_CRASHED
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} cairo_test_status_t;
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typedef struct cairo_test {
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