From 7cd468a3d7dee7d6c92f69a0bb7061ae208ec727 Mon Sep 17 00:00:00 2001 From: Damjan Marion Date: Mon, 19 Dec 2016 23:05:39 +0100 Subject: Reorganize source tree to use single autotools instance Change-Id: I7b51f88292e057c6443b12224486f2d0c9f8ae23 Signed-off-by: Damjan Marion --- src/vppinfra/test_fifo.c | 144 +++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 144 insertions(+) create mode 100644 src/vppinfra/test_fifo.c (limited to 'src/vppinfra/test_fifo.c') diff --git a/src/vppinfra/test_fifo.c b/src/vppinfra/test_fifo.c new file mode 100644 index 00000000..45392bc3 --- /dev/null +++ b/src/vppinfra/test_fifo.c @@ -0,0 +1,144 @@ +/* + * Copyright (c) 2015 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* + Copyright (c) 2005 Eliot Dresselhaus + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. +*/ + +#include +#include + +typedef struct +{ + int a, b, c; +} A; + +always_inline void +A_set (A * a, int k) +{ + a->a = 1 * k; + a->b = 2 * k; + a->c = 3 * k; +} + +always_inline int +A_is_valid (A * a, int k) +{ + return a->a == 1 * k && a->b == 2 * k && a->c == 3 * k; +} + +int +test_fifo_main (unformat_input_t * input) +{ + u32 n_added, n_removed, i, j, n_iter, seed, verbose; + A *as = 0, *a; + + n_iter = 1000; + seed = random_default_seed (); + verbose = 0; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "iter %d", &n_iter)) + ; + else if (unformat (input, "seed %d", &seed)) + ; + else if (unformat (input, "verbose %=", &verbose, 1)) + ; + else + { + clib_warning ("unknown input `%U'\n", format_unformat_error, input); + return 1; + } + } + + if (verbose) + clib_warning ("iter %d seed %d\n", n_iter, seed); + + n_added = n_removed = 0; + for (i = 0; i < n_iter; i++) + { + if (clib_fifo_elts (as) > 0 && (random_u32 (&seed) & 1)) + { + A tmp; + clib_fifo_sub1 (as, tmp); + ASSERT (A_is_valid (&tmp, n_removed)); + n_removed++; + } + else + { + clib_fifo_add2 (as, a); + A_set (a, n_added); + n_added++; + } + + ASSERT (clib_fifo_elts (as) == n_added - n_removed); + + j = 0; + /* *INDENT-OFF* */ + clib_fifo_foreach (a, as, { + ASSERT (A_is_valid (a, n_removed + j)); + j++; + }); + /* *INDENT-ON* */ + + ASSERT (j == clib_fifo_elts (as)); + } + + clib_fifo_free (as); + + return 0; +} + +#ifdef CLIB_UNIX +int +main (int argc, char *argv[]) +{ + unformat_input_t i; + int r; + + unformat_init_command_line (&i, argv); + r = test_fifo_main (&i); + unformat_free (&i); + + return r; +} +#endif + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "gnu") + * End: + */ -- cgit 1.2.3-korg