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-rw-r--r--test/unit/smooth.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/test/unit/smooth.c b/test/unit/smooth.c
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+++ b/test/unit/smooth.c
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+/*
+ **********************************************************************
+ * Copyright (C) Miroslav Lichvar 2016
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program 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 General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ **********************************************************************
+ */
+
+#include <smooth.c>
+#include "test.h"
+
+void
+test_unit(void)
+{
+ int i, j;
+ struct timespec ts;
+ double offset, freq, wander;
+ char conf[] = "smoothtime 300 0.01";
+
+ CNF_Initialise(0, 0);
+ CNF_ParseLine(NULL, 1, conf);
+
+ LCL_Initialise();
+ SMT_Initialise();
+ locked = 0;
+
+ for (i = 0; i < 500; i++) {
+ UTI_ZeroTimespec(&ts);
+ SMT_Reset(&ts);
+
+ DEBUG_LOG("iteration %d", i);
+
+ offset = (random() % 1000000 - 500000) / 1.0e6;
+ freq = (random() % 1000000 - 500000) / 1.0e9;
+ update_smoothing(&ts, offset, freq);
+
+ for (j = 0; j < 10000; j++) {
+ update_smoothing(&ts, 0.0, 0.0);
+ UTI_AddDoubleToTimespec(&ts, 16.0, &ts);
+ get_smoothing(&ts, &offset, &freq, &wander);
+ }
+
+ TEST_CHECK(fabs(offset) < 1e-12);
+ TEST_CHECK(fabs(freq) < 1e-12);
+ TEST_CHECK(fabs(wander) < 1e-12);
+ }
+
+ SMT_Finalise();
+ LCL_Finalise();
+ CNF_Finalise();
+}