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47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
/** Unit tests for histogram
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*
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* @author Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
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* @copyright 2014-2019, Institute for Automation of Complex Power Systems, EONERC
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* @license GNU General Public License (version 3)
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*
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* VILLAScommon
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************************/
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#include <criterion/criterion.h>
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#include <villas/hist.hpp>
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#include <villas/utils.h>
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const double test_data[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
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TestSuite(hist, .description = "Histogram");
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Test(hist, simple) {
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struct hist h;
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int ret;
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ret = hist_init(&h, 0, 0);
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cr_assert_eq(ret, 0);
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for (unsigned i = 0; i < ARRAY_LEN(test_data); i++)
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hist_put(&h, test_data[i]);
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cr_assert_float_eq(hist_mean(&h), 5.5, 1e-6);
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cr_assert_float_eq(hist_var(&h), 9.1666, 1e-3,);
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cr_assert_float_eq(hist_stddev(&h), 3.027650, 1e-6);
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hist_destroy(&h);
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}
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