Test wl_signal initialization, adding and getting listeners and emitting
---
tests/Makefile.am | 4 +-
tests/signal-test.c | 114 ++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 117 insertions(+), 1 deletion(-)
create mode 100644 tests/signal-test.c
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 54157bc..3806cb6 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -10,7 +10,8 @@ TESTS = \
os-wrappers-test \
sanity-test \
socket-test \
- queue-test
+ queue-test \
+ signal-test
check_PROGRAMS = \
$(TESTS) \
@@ -32,6 +33,7 @@ map_test_SOURCES = map-test.c $(test_runner_src)
sanity_test_SOURCES = sanity-test.c $(test_runner_src)
socket_test_SOURCES = socket-test.c $(test_runner_src)
queue_test_SOURCES = queue-test.c $(test_runner_src)
+signal_test_SOURCES = signal-test.c $(test_runner_src)
fixed_benchmark_SOURCES = fixed-benchmark.c
diff --git a/tests/signal-test.c b/tests/signal-test.c
new file mode 100644
index 0000000..db83abc
--- /dev/null
+++ b/tests/signal-test.c
@@ -0,0 +1,114 @@
+/*
+ * Copyright © 2013 Marek Chalupa
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#include <assert.h>
+
+#include "wayland-server.h"
+#include "test-runner.h"
+
+static void
+signal_notify(struct wl_listener *listener, void *data)
+{
+ /* only increase counter*/
+ ++(*((int *) data));
+}
+
+TEST(signal_init)
+{
+ struct wl_signal signal;
+
+ wl_signal_init(&signal);
+
+ /* Test if listeners' list is initialized */
+ assert(&signal.listener_list == signal.listener_list.next
+ && "Maybe wl_signal implementation changed?");
+ assert(signal.listener_list.next == signal.listener_list.prev
+ && "Maybe wl_signal implementation changed?");
+}
+
+TEST(signal_add_get)
+{
+ struct wl_signal signal;
+
+ /* we just need different values of notify */
+ struct wl_listener l1 = {.notify = (wl_notify_func_t) 0x1};
+ struct wl_listener l2 = {.notify = (wl_notify_func_t) 0x2};
+ struct wl_listener l3 = {.notify = (wl_notify_func_t) 0x3};
+ /* one real, why not */
+ struct wl_listener l4 = {.notify = signal_notify};
+
+ wl_signal_init(&signal);
+
+ wl_signal_add(&signal, &l1);
+ wl_signal_add(&signal, &l2);
+ wl_signal_add(&signal, &l3);
+ wl_signal_add(&signal, &l4);
+
+ assert(wl_signal_get(&signal, signal_notify) == &l4);
+ assert(wl_signal_get(&signal, (wl_notify_func_t) 0x3) == &l3);
+ assert(wl_signal_get(&signal, (wl_notify_func_t) 0x2) == &l2);
+ assert(wl_signal_get(&signal, (wl_notify_func_t) 0x1) == &l1);
+
+ /* get should not be destructive */
+ assert(wl_signal_get(&signal, signal_notify) == &l4);
+ assert(wl_signal_get(&signal, (wl_notify_func_t) 0x3) == &l3);
+ assert(wl_signal_get(&signal, (wl_notify_func_t) 0x2) == &l2);
+ assert(wl_signal_get(&signal, (wl_notify_func_t) 0x1) == &l1);
+}
+
+TEST(signal_emit_to_one_listener)
+{
+ int count = 0;
+ int counter;
+
+ struct wl_signal signal;
+ struct wl_listener l1 = {.notify = signal_notify};
+
+ wl_signal_init(&signal);
+ wl_signal_add(&signal, &l1);
+
+ for (counter = 0; counter < 100; counter++)
+ wl_signal_emit(&signal, &count);
+
+ assert(counter == count);
+}
+
+TEST(signal_emit_to_more_listeners)
+{
+ int count = 0;
+ int counter;
+
+ struct wl_signal signal;
+ struct wl_listener l1 = {.notify = signal_notify};
+ struct wl_listener l2 = {.notify = signal_notify};
+ struct wl_listener l3 = {.notify = signal_notify};
+
+ wl_signal_init(&signal);
+ wl_signal_add(&signal, &l1);
+ wl_signal_add(&signal, &l2);
+ wl_signal_add(&signal, &l3);
+
+ for (counter = 0; counter < 100; counter++)
+ wl_signal_emit(&signal, &count);
+
+ assert(3 * counter == count);
+}
--
1.8.3.1
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