1 files changed, 104 insertions, 0 deletions
diff --git a/src/tests/smoother-test.c b/src/tests/smoother-test.c
new file mode 100644
index 0000000..5e12f11
--- /dev/null
+++ b/src/tests/smoother-test.c
@@ -0,0 +1,104 @@
+/***
+  This file is part of PulseAudio.
+
+  PulseAudio is free software; you can redistribute it and/or modify
+  it under the terms of the GNU Lesser General Public License as published
+  by the Free Software Foundation; either version 2.1 of the License,
+  or (at your option) any later version.
+
+  PulseAudio is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with PulseAudio; if not, see <http://www.gnu.org/licenses/>.
+***/
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#include <check.h>
+
+#include <pulse/timeval.h>
+
+#include <pulsecore/log.h>
+#include <pulsecore/time-smoother.h>
+
+START_TEST (smoother_test) {
+    pa_usec_t x;
+    unsigned u = 0;
+    pa_smoother *s;
+    int m;
+
+/*     unsigned msec[] = { */
+/*         200, 200, */
+/*         300, 320, */
+/*         400, 400, */
+/*         500, 480, */
+/*         0, 0 */
+/*     }; */
+
+    int msec[200];
+
+    srand(0);
+
+    if (!getenv("MAKE_CHECK"))
+        pa_log_set_level(PA_LOG_DEBUG);
+
+    for (m = 0, u = 0; u < PA_ELEMENTSOF(msec); u+= 2) {
+
+        msec[u] = m+1 + (rand() % 100) - 50;
+        msec[u+1] = m + (rand() % 2000) - 1000   + 5000;
+
+        m += rand() % 100;
+
+        if (msec[u] < 0)
+            msec[u] = 0;
+
+        if (msec[u+1] < 0)
+            msec[u+1] = 0;
+    }
+
+    s = pa_smoother_new(700*PA_USEC_PER_MSEC, 2000*PA_USEC_PER_MSEC, false, true, 6, 0, true);
+
+    for (x = 0, u = 0; x < PA_USEC_PER_SEC * 10; x += PA_USEC_PER_MSEC) {
+
+        while (u < PA_ELEMENTSOF(msec) && (pa_usec_t) msec[u]*PA_USEC_PER_MSEC < x) {
+            pa_smoother_put(s, (pa_usec_t) msec[u] * PA_USEC_PER_MSEC, (pa_usec_t) msec[u+1] * PA_USEC_PER_MSEC);
+            pa_log_debug("%i\t\t%i", msec[u],  msec[u+1]);
+            u += 2;
+
+            if (u < PA_ELEMENTSOF(msec))
+                pa_smoother_resume(s, (pa_usec_t) msec[u] * PA_USEC_PER_MSEC, true);
+        }
+
+        pa_log_debug("%llu\t%llu", (unsigned long long) (x/PA_USEC_PER_MSEC), (unsigned long long) (pa_smoother_get(s, x)/PA_USEC_PER_MSEC));
+    }
+
+    pa_smoother_free(s);
+}
+END_TEST
+
+int main(int argc, char *argv[]) {
+    int failed = 0;
+    Suite *s;
+    TCase *tc;
+    SRunner *sr;
+
+    s = suite_create("Smoother");
+    tc = tcase_create("smoother");
+    tcase_add_test(tc, smoother_test);
+    suite_add_tcase(s, tc);
+
+    sr = srunner_create(s);
+    srunner_run_all(sr, CK_NORMAL);
+    failed = srunner_ntests_failed(sr);
+    srunner_free(sr);
+
+    return (failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
+}