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annotate tests/test-i-ring.c @ 17593:d1e383af69e2

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manywarnings: remove -Wmudflap * m4/manywarnings.m4 (gl_MANYWARN_ALL_GCC): Remove -Wmudflap, since it is no longer supported in gcc-4.9-to-be.
author Jim Meyering <meyering@fb.com>
date Thu, 02 Jan 2014 16:55:04 -0800
parents 344018b6e5d7
children
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1 /* Test the simple ring buffer.
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2 Copyright (C) 2006-2014 Free Software Foundation, Inc.
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3
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4 This program is free software: you can redistribute it and/or modify
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5 it under the terms of the GNU General Public License as published by
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6 the Free Software Foundation; either version 3 of the License, or
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7 (at your option) any later version.
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8
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9 This program is distributed in the hope that it will be useful,
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10 but WITHOUT ANY WARRANTY; without even the implied warranty of
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11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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12 GNU General Public License for more details.
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13
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14 You should have received a copy of the GNU General Public License
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15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
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16
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17 /* written by Jim Meyering */
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18
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19 #include <config.h>
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20
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21 #include "i-ring.h"
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22
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23 #include "macros.h"
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24
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25 int
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26 main (void)
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27 {
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28 int o;
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29 I_ring ir;
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30 i_ring_init (&ir, -1);
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31 o = i_ring_push (&ir, 1);
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32 ASSERT (o == -1);
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33 o = i_ring_push (&ir, 2);
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34 ASSERT (o == -1);
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35 o = i_ring_push (&ir, 3);
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36 ASSERT (o == -1);
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37 o = i_ring_push (&ir, 4);
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38 ASSERT (o == -1);
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39 o = i_ring_push (&ir, 5);
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40 ASSERT (o == 1);
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41 o = i_ring_push (&ir, 6);
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42 ASSERT (o == 2);
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43 o = i_ring_push (&ir, 7);
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44 ASSERT (o == 3);
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45
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46 o = i_ring_pop (&ir);
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47 ASSERT (o == 7);
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48 o = i_ring_pop (&ir);
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49 ASSERT (o == 6);
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50 o = i_ring_pop (&ir);
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51 ASSERT (o == 5);
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52 o = i_ring_pop (&ir);
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53 ASSERT (o == 4);
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54 ASSERT (i_ring_empty (&ir));
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55
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56 o = i_ring_push (&ir, 8);
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57 ASSERT (o == -1);
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58 o = i_ring_pop (&ir);
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59 ASSERT (o == 8);
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60 ASSERT (i_ring_empty (&ir));
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61
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62 return 0;
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63 }