From: Noah Goldstein <goldstein.w.n@gmail.com>
To: libc-alpha@sourceware.org
Subject: [PATCH v1 3/6] nss: Add tests for the nss_hash in nss_hash.h
Date: Wed, 13 Apr 2022 23:12:28 -0500 [thread overview]
Message-ID: <20220414041231.926415-3-goldstein.w.n@gmail.com> (raw)
In-Reply-To: <20220414041231.926415-1-goldstein.w.n@gmail.com>
If we want to further optimize the function tests are needed.
---
nss/Makefile | 1 +
nss/tst-nss-hash.c | 105 +++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 106 insertions(+)
create mode 100644 nss/tst-nss-hash.c
diff --git a/nss/Makefile b/nss/Makefile
index d8b06b44fb..a978e3927a 100644
--- a/nss/Makefile
+++ b/nss/Makefile
@@ -62,6 +62,7 @@ tests := \
test-digits-dots \
test-netdb \
tst-nss-getpwent \
+ tst-nss-hash \
tst-nss-test1 \
tst-nss-test2 \
tst-nss-test4 \
diff --git a/nss/tst-nss-hash.c b/nss/tst-nss-hash.c
new file mode 100644
index 0000000000..9612eec909
--- /dev/null
+++ b/nss/tst-nss-hash.c
@@ -0,0 +1,105 @@
+/* Test __nss_hash
+ Copyright (C) 2017-2022 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+#include <support/support.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <nss.h>
+
+uint32_t __nss_hash (const void *__key, size_t __length);
+
+/* Simplist implementation of __nss_hash. */
+static uint32_t
+simple_nss_hash (const void *keyarg, size_t len)
+{
+ const unsigned char *key;
+ size_t i;
+ uint32_t h = 0;
+ key = keyarg;
+
+ for (i = 0; i < len; ++i)
+ {
+ h = *key++ + 65599 * h;
+ }
+ return h;
+}
+
+static int
+do_fill_tests (size_t len, int fill)
+{
+ uint32_t expec, res;
+ char buf[len];
+ memset (buf, fill, len);
+
+ expec = simple_nss_hash (buf, len);
+ res = __nss_hash (buf, len);
+ if (expec != res)
+ {
+ printf ("FAIL: fill(%d) (%lu), %x != %x\n", fill, len, expec, res);
+ return 1;
+ }
+
+ return 0;
+}
+
+static int
+do_rand_tests (size_t len)
+{
+ uint32_t expec, res;
+ size_t i;
+ char buf[len];
+ for (i = 0; i < len; ++i)
+ {
+ buf[i] = random ();
+ }
+
+ expec = simple_nss_hash (buf, len);
+ res = __nss_hash (buf, len);
+ if (expec != res)
+ {
+ printf ("FAIL: random (%lu), %x != %x\n", len, expec, res);
+ return 1;
+ }
+
+ return 0;
+}
+
+static int
+do_test (void)
+{
+ size_t i, j;
+ for (i = 0; i < 100; ++i)
+ {
+ for (j = 0; j < 8192; ++j)
+ {
+ if (do_rand_tests (i))
+ {
+ return 1;
+ }
+ if (do_fill_tests (i, -1) || do_fill_tests (i, 1)
+ || do_fill_tests (i, 0x80) || do_fill_tests (i, 0x88))
+ {
+ return 1;
+ }
+ }
+ }
+ return 0;
+}
+
+#include <support/test-driver.c>
--
2.25.1
next prev parent reply other threads:[~2022-04-14 4:12 UTC|newest]
Thread overview: 167+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-14 4:12 [PATCH v1 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Noah Goldstein
2022-04-14 4:12 ` [PATCH v1 2/6] elf: Add tests for the hash functions in dl-hash.h Noah Goldstein
2022-04-14 4:12 ` Noah Goldstein [this message]
2022-04-14 4:12 ` [PATCH v1 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-04-14 4:12 ` [PATCH v1 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-04-14 4:12 ` [PATCH v1 6/6] elf: Optimize __dl_new_hash in dl-hash.h Noah Goldstein
2022-04-14 4:32 ` [PATCH v1 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked H.J. Lu
2022-04-14 14:56 ` Noah Goldstein
2022-04-14 14:55 ` [PATCH v2 " Noah Goldstein
2022-04-14 14:55 ` [PATCH v2 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-04-25 15:39 ` Florian Weimer
2022-04-25 15:59 ` Noah Goldstein
2022-04-14 14:55 ` [PATCH v2 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-04-25 15:38 ` Florian Weimer
2022-04-25 15:58 ` Noah Goldstein
2022-04-26 8:35 ` Florian Weimer
2022-04-26 21:39 ` Noah Goldstein
2022-04-27 10:48 ` Florian Weimer
2022-04-27 15:02 ` Noah Goldstein
2022-04-14 14:55 ` [PATCH v2 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-04-14 14:55 ` [PATCH v2 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-04-14 14:55 ` [PATCH v2 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-04-25 15:58 ` [PATCH v3 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Noah Goldstein
2022-04-25 15:58 ` [PATCH v3 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-04-25 15:58 ` [PATCH v3 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-04-25 15:58 ` [PATCH v3 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-04-25 15:58 ` [PATCH v3 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-04-25 15:58 ` [PATCH v3 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-04-25 16:01 ` [PATCH v3 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Adhemerval Zanella
2022-04-25 16:18 ` Noah Goldstein
2022-04-25 15:59 ` [PATCH v1 " Adhemerval Zanella
2022-04-25 16:16 ` Noah Goldstein
2022-04-25 16:35 ` [PATCH v3 " Noah Goldstein
2022-04-25 16:35 ` [PATCH v3 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-04-25 16:35 ` [PATCH v3 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-04-27 10:39 ` Florian Weimer
2022-04-27 16:24 ` Noah Goldstein
2022-04-25 16:35 ` [PATCH v3 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-04-25 16:36 ` [PATCH v3 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-04-27 10:47 ` Florian Weimer
2022-04-25 16:36 ` [PATCH v3 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-04-27 10:43 ` Florian Weimer
2022-04-27 16:25 ` Noah Goldstein
2022-04-27 15:02 ` Alexander Monakov
[not found] ` <CAFUsyfKeocq4VAusvnggq-NR=tOQTjrD0Z6r3CYCTjGQ=tGGSw@mail.gmail.com>
[not found] ` <f54f1ec9-fc31-283f-bce9-59fd8bda98ad@ispras.ru>
2022-04-27 16:23 ` Noah Goldstein
2022-04-28 18:03 ` Alexander Monakov
2022-05-04 18:04 ` Alexander Monakov
2022-05-05 11:07 ` Alexander Monakov
2022-05-05 15:10 ` Noah Goldstein
2022-05-05 15:26 ` Alexander Monakov
2022-05-05 18:03 ` Noah Goldstein
2022-05-05 19:37 ` Alexander Monakov
2022-05-05 22:51 ` Noah Goldstein
2022-04-27 16:19 ` [PATCH v4 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Noah Goldstein
2022-04-27 16:19 ` [PATCH v4 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-04-27 16:19 ` [PATCH v4 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-04-27 16:20 ` [PATCH v4 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-04-27 16:20 ` [PATCH v4 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-04-27 16:20 ` [PATCH v4 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-05-09 17:17 ` [PATCH v5 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Noah Goldstein
2022-05-09 17:17 ` [PATCH v5 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-05-09 17:17 ` [PATCH v5 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-05-09 17:17 ` [PATCH v5 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-05-09 17:17 ` [PATCH v5 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-05-09 17:17 ` [PATCH v5 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-05-10 11:58 ` Adhemerval Zanella
2022-05-10 15:04 ` [PATCH v6 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Noah Goldstein
2022-05-10 15:04 ` [PATCH v6 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-05-10 15:04 ` [PATCH v6 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-05-10 15:04 ` [PATCH v6 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-05-10 15:04 ` [PATCH v6 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-05-10 15:04 ` [PATCH v6 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-05-10 15:29 ` H.J. Lu
2022-05-10 15:31 ` H.J. Lu
2022-05-10 16:49 ` Alexander Monakov
2022-05-10 17:17 ` Noah Goldstein
2022-05-10 17:40 ` Alexander Monakov
2022-05-10 23:30 ` [PATCH v7 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Noah Goldstein
2022-05-10 23:30 ` [PATCH v7 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-05-10 23:30 ` [PATCH v7 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-05-10 23:30 ` [PATCH v7 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-05-10 23:30 ` [PATCH v7 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-05-10 23:30 ` [PATCH v7 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-05-10 23:46 ` H.J. Lu
2022-05-11 3:07 ` Noah Goldstein
2022-05-11 3:06 ` [PATCH v8 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Noah Goldstein
2022-05-11 3:06 ` [PATCH v8 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-05-11 3:06 ` [PATCH v8 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-05-11 3:06 ` [PATCH v8 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-05-11 3:06 ` [PATCH v8 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-05-11 3:06 ` [PATCH v8 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-05-16 14:12 ` Siddhesh Poyarekar
2022-05-16 14:31 ` Alexander Monakov
2022-05-16 16:23 ` Siddhesh Poyarekar
2022-05-16 16:38 ` Noah Goldstein
2022-05-16 16:44 ` Siddhesh Poyarekar
2022-05-16 20:32 ` Noah Goldstein
2022-05-16 18:09 ` Alexander Monakov
2022-05-16 18:47 ` Siddhesh Poyarekar
2022-05-16 19:28 ` Alexander Monakov
2022-05-16 19:35 ` Noah Goldstein
2022-05-16 19:41 ` Alexander Monakov
2022-05-16 19:47 ` Adhemerval Zanella
2022-05-16 20:00 ` Alexander Monakov
2022-05-16 20:08 ` Adhemerval Zanella
2022-05-16 20:27 ` Alexander Monakov
2022-05-16 19:48 ` Noah Goldstein
2022-05-16 20:33 ` Alexander Monakov
2022-05-16 21:40 ` Noah Goldstein
2022-05-17 1:45 ` Siddhesh Poyarekar
2022-05-16 13:56 ` [PATCH v8 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Siddhesh Poyarekar
2022-05-16 20:31 ` Noah Goldstein
2022-05-16 20:29 ` [PATCH v9 " Noah Goldstein
2022-05-16 20:30 ` [PATCH v9 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-05-17 4:19 ` Siddhesh Poyarekar
2022-05-18 17:29 ` Noah Goldstein
2022-05-16 20:30 ` [PATCH v9 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-05-17 4:32 ` Siddhesh Poyarekar
2022-05-18 17:30 ` Noah Goldstein
2022-05-16 20:30 ` [PATCH v9 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-05-17 4:52 ` Siddhesh Poyarekar
2022-05-18 17:33 ` Noah Goldstein
2022-05-16 20:30 ` [PATCH v9 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-05-17 5:11 ` Siddhesh Poyarekar
2022-05-18 17:34 ` Noah Goldstein
2022-05-18 17:35 ` Noah Goldstein
2022-05-16 20:30 ` [PATCH v9 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-05-17 5:12 ` Siddhesh Poyarekar
2022-05-18 17:38 ` Noah Goldstein
2022-05-19 15:59 ` Siddhesh Poyarekar
2022-05-19 16:54 ` DJ Delorie
2022-05-17 3:34 ` [PATCH v9 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Siddhesh Poyarekar
2022-05-18 17:28 ` Noah Goldstein
2022-05-18 17:26 ` [PATCH v10 " Noah Goldstein
2022-05-18 17:26 ` [PATCH v10 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-05-19 14:49 ` Siddhesh Poyarekar
2022-05-18 17:26 ` [PATCH v10 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-05-19 15:09 ` Siddhesh Poyarekar
2022-05-19 15:40 ` Siddhesh Poyarekar
2022-05-19 22:20 ` Noah Goldstein
2022-05-18 17:26 ` [PATCH v10 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-05-19 15:34 ` Siddhesh Poyarekar
2022-05-19 22:20 ` Noah Goldstein
2022-05-18 17:26 ` [PATCH v10 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-05-19 15:41 ` Siddhesh Poyarekar
2022-05-19 22:21 ` Noah Goldstein
2022-05-18 17:26 ` [PATCH v10 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-05-18 17:32 ` H.J. Lu
2022-05-18 17:39 ` Noah Goldstein
2022-05-19 7:53 ` Siddhesh Poyarekar
2022-05-19 15:55 ` Siddhesh Poyarekar
2022-05-19 22:22 ` Noah Goldstein
2022-05-19 14:47 ` [PATCH v10 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Siddhesh Poyarekar
2022-05-19 14:50 ` Noah Goldstein
2022-05-19 14:56 ` Siddhesh Poyarekar
2022-05-19 22:17 ` [PATCH v11 " Noah Goldstein
2022-05-19 22:17 ` [PATCH v11 2/6] elf: Add tests for the dl hash funcs (_dl_new_hash and _dl_elf_hash) Noah Goldstein
2022-05-19 22:19 ` Noah Goldstein
2022-05-19 22:18 ` [PATCH v11 3/6] nss: Add tests for the nss_hash in nss_hash.h Noah Goldstein
2022-05-23 7:42 ` Siddhesh Poyarekar
2022-05-19 22:18 ` [PATCH v11 4/6] benchtests: Add benchtests for dl_elf_hash, dl_new_hash and nss_hash Noah Goldstein
2022-05-23 7:44 ` Siddhesh Poyarekar
2022-05-19 22:18 ` [PATCH v11 5/6] nss: Optimize nss_hash in nss_hash.c Noah Goldstein
2022-05-23 7:44 ` Siddhesh Poyarekar
2022-05-19 22:18 ` [PATCH v11 6/6] elf: Optimize _dl_new_hash in dl-new-hash.h Noah Goldstein
2022-05-23 7:46 ` Siddhesh Poyarekar
2022-05-19 22:18 ` [PATCH v11 1/6] elf: Refactor dl_new_hash so it can be tested / benchmarked Noah Goldstein
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