mirror of
https://gitlab.freedesktop.org/cairo/cairo.git
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e90073f7dd
Avoid calling libtool to link every single test case, by building just one binary from all the sources. This binary is then given the task of choosing tests to run (based on user selection and individual test requirement), forking each test into its own process and accumulating the results.
113 lines
3.1 KiB
C
113 lines
3.1 KiB
C
/*
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* Copyright © 2005 Red Hat, Inc.
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*
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* Permission to use, copy, modify, distribute, and sell this software
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* and its documentation for any purpose is hereby granted without
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* fee, provided that the above copyright notice appear in all copies
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* and that both that copyright notice and this permission notice
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* appear in supporting documentation, and that the name of
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* Red Hat, Inc. not be used in advertising or publicity pertaining to
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* distribution of the software without specific, written prior
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* permission. Red Hat, Inc. makes no representations about the
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* suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* RED HAT, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL RED HAT, INC. BE LIABLE FOR ANY SPECIAL,
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* INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR
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* IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* Author: Carl D. Worth <cworth@cworth.org>
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*/
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/* Test case for bug #4299:
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Assertion fails in "cairo-font.c" when using multithreads
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https://bugs.freedesktop.org/show_bug.cgi?id=4299
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*/
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#include "cairo-test.h"
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#include <string.h>
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#include <stdlib.h>
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#include <pthread.h>
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#define NUM_THREADS_DEFAULT 50
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#define NUM_ITERATIONS 50
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static void *
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start (void *closure)
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{
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cairo_surface_t *surface;
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cairo_t *cr;
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int i;
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surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 1, 1);
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cr = cairo_create (surface);
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cairo_save (cr);
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{
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cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
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cairo_paint (cr);
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}
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cairo_restore (cr);
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cairo_move_to (cr, 1, 1);
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for (i=0; i < NUM_ITERATIONS; i++) {
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cairo_select_font_face (cr, "serif",
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CAIRO_FONT_SLANT_NORMAL,
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CAIRO_FONT_WEIGHT_NORMAL);
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cairo_set_font_size (cr, 8 + i);
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cairo_show_text (cr, "Hello world.\n");
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}
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cairo_destroy (cr);
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cairo_surface_destroy (surface);
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return NULL;
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}
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static cairo_test_status_t
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preamble (cairo_test_context_t *ctx)
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{
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pthread_t *pthread;
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int i, num_threads;
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cairo_test_status_t status = CAIRO_TEST_SUCCESS;
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num_threads = 0;
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if (getenv ("CAIRO_TEST_NUM_THREADS"))
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num_threads = atoi (getenv ("CAIRO_TEST_NUM_THREADS"));
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if (num_threads == 0)
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num_threads = NUM_THREADS_DEFAULT;
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cairo_test_log (ctx, "Running with %d threads.\n", num_threads);
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pthread = xmalloc (num_threads * sizeof (pthread_t));
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for (i = 0; i < num_threads; i++) {
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int err = pthread_create (&pthread[i], NULL, start, NULL);
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if (err) {
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cairo_test_log (ctx, "pthread_create failed: %s\n", strerror(err));
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num_threads = i;
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status = CAIRO_TEST_FAILURE;
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break;
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}
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}
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for (i = 0; i < num_threads; i++)
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pthread_join (pthread[i], NULL);
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free (pthread);
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return status;
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}
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CAIRO_TEST (pthread_show_text,
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"Concurrent stress test of the cairo_show_text().",
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"thread, text", /* keywords */
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NULL, /* requirements */
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0, 0,
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preamble, NULL)
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