68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
/*
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**********************************************************************
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* Copyright (C) Miroslav Lichvar 2022
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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 version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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**********************************************************************
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*/
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#include <local.h>
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#include "test.h"
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#include <quantiles.c>
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void
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test_unit(void)
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{
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int i, j, k, min_k, max_k, q, r, in_order, out_order;
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QNT_Instance inst;
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double x;
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in_order = out_order = 0;
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for (i = 0; i < 100; i++) {
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r = random() % 10 + 1;
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q = random() % 20 + 2;
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do {
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min_k = random() % (q - 1) + 1;
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max_k = random() % (q - 1) + 1;
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} while (min_k > max_k);
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inst = QNT_CreateInstance(min_k, max_k, q, r, 1e-9);
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TEST_CHECK(min_k == QNT_GetMinK(inst));
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for (j = 0; j < 3000; j++) {
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x = TST_GetRandomDouble(0.0, 2e-6);
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QNT_Accumulate(inst, x);
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for (k = min_k; k < max_k; k++)
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if (j < max_k - min_k) {
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TEST_CHECK(QNT_GetQuantile(inst, k) <= QNT_GetQuantile(inst, k + 1));
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} else if (j > 1000) {
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if (QNT_GetQuantile(inst, k) <= QNT_GetQuantile(inst, k + 1))
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in_order++;
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else
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out_order++;
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}
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}
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QNT_Reset(inst);
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TEST_CHECK(inst->n_set == 0);
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QNT_DestroyInstance(inst);
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}
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TEST_CHECK(in_order > 100 * out_order);
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}
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