test: add test for the loop

test/meson.build

@@ -75,6 +75,14 @@ test('test-client',
                link_with: pwtest_lib)
 )
 
+test('test-loop',
+    executable('test-loop',
+               'test-loop.c',
+               include_directories: pwtest_inc,
+               dependencies: [ spa_dep ],
+               link_with: pwtest_lib)
+)
+
 test('test-context',
     executable('test-context',
                'test-context.c',

test/test-loop.c

@@ -0,0 +1,104 @@
+/* PipeWire
+ *
+ * Copyright © 2022 Wim Taymans <wim.taymans@gmail.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include <stdio.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/eventfd.h>
+
+#include "pwtest.h"
+
+#include <pipewire/pipewire.h>
+
+struct obj {
+	int x;
+	struct spa_source source;
+};
+
+struct data {
+	struct pw_main_loop *ml;
+	struct pw_loop *l;
+	struct obj *a, *b;
+};
+
+static void on_event(struct spa_source *source)
+{
+	struct data *d = source->data;
+
+	pw_loop_remove_source(d->l, &d->a->source);
+	pw_loop_remove_source(d->l, &d->b->source);
+	close(d->a->source.fd);
+	close(d->b->source.fd);
+	free(d->a);
+	free(d->b);
+
+	pw_main_loop_quit(d->ml);
+}
+
+
+PWTEST(pwtest_loop_destroy2)
+{
+	struct data data;
+
+	pw_init(0, NULL);
+
+	data.ml = pw_main_loop_new(NULL);
+	pwtest_ptr_notnull(data.ml);
+
+	data.l = pw_main_loop_get_loop(data.ml);
+	pwtest_ptr_notnull(data.l);
+
+	data.a = calloc(1, sizeof(*data.a));
+	data.b = calloc(1, sizeof(*data.b));
+
+	data.a->source.func = on_event;
+	data.a->source.fd = eventfd(0, 0);
+	data.a->source.mask = SPA_IO_IN;
+	data.a->source.data = &data;
+	data.b->source.func = on_event;
+	data.b->source.fd = eventfd(0, 0);
+	data.b->source.mask = SPA_IO_IN;
+	data.b->source.data = &data;
+
+	pw_loop_add_source(data.l, &data.a->source);
+	pw_loop_add_source(data.l, &data.b->source);
+
+	write(data.a->source.fd, &(uint64_t){1}, sizeof(uint64_t));
+	write(data.b->source.fd, &(uint64_t){1}, sizeof(uint64_t));
+
+	pw_main_loop_run(data.ml);
+	pw_main_loop_destroy(data.ml);
+
+	pw_deinit();
+
+	return PWTEST_PASS;
+}
+
+PWTEST_SUITE(support)
+{
+	pwtest_add(pwtest_loop_destroy2, PWTEST_NOARG);
+
+	return PWTEST_PASS;
+}