From 28ef1abc10cfbc2c3d2747c008eb2300858d0426 Mon Sep 17 00:00:00 2001 From: Lorry Tar Creator Date: Fri, 22 Apr 2016 04:38:07 +0000 Subject: grep-2.25 --- gnulib-tests/test-i-ring.c | 63 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 gnulib-tests/test-i-ring.c (limited to 'gnulib-tests/test-i-ring.c') diff --git a/gnulib-tests/test-i-ring.c b/gnulib-tests/test-i-ring.c new file mode 100644 index 0000000..a86428a --- /dev/null +++ b/gnulib-tests/test-i-ring.c @@ -0,0 +1,63 @@ +/* Test the simple ring buffer. + Copyright (C) 2006-2016 Free Software Foundation, Inc. + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + 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, see . */ + +/* written by Jim Meyering */ + +#include + +#include "i-ring.h" + +#include "macros.h" + +int +main (void) +{ + int o; + I_ring ir; + i_ring_init (&ir, -1); + o = i_ring_push (&ir, 1); + ASSERT (o == -1); + o = i_ring_push (&ir, 2); + ASSERT (o == -1); + o = i_ring_push (&ir, 3); + ASSERT (o == -1); + o = i_ring_push (&ir, 4); + ASSERT (o == -1); + o = i_ring_push (&ir, 5); + ASSERT (o == 1); + o = i_ring_push (&ir, 6); + ASSERT (o == 2); + o = i_ring_push (&ir, 7); + ASSERT (o == 3); + + o = i_ring_pop (&ir); + ASSERT (o == 7); + o = i_ring_pop (&ir); + ASSERT (o == 6); + o = i_ring_pop (&ir); + ASSERT (o == 5); + o = i_ring_pop (&ir); + ASSERT (o == 4); + ASSERT (i_ring_empty (&ir)); + + o = i_ring_push (&ir, 8); + ASSERT (o == -1); + o = i_ring_pop (&ir); + ASSERT (o == 8); + ASSERT (i_ring_empty (&ir)); + + return 0; +} -- cgit v1.2.1