From 0112925a991035f7dc6e83daf8a286ec2d29c62a Mon Sep 17 00:00:00 2001 From: Karel Zak Date: Fri, 5 Dec 2008 16:27:19 +0100 Subject: tests: add swabN() regression test Signed-off-by: Karel Zak --- tests/commands.sh.in | 1 + tests/expected/ts-bitops-swapbytes | 21 +++++++ tests/helpers/.gitignore | 1 + tests/helpers/Makefile.am | 2 +- tests/helpers/test_byteswap.c | 114 +++++++++++++++++++++++++++++++++++++ tests/ts-bitops-swapbytes | 29 ++++++++++ 6 files changed, 167 insertions(+), 1 deletion(-) create mode 100644 tests/expected/ts-bitops-swapbytes create mode 100644 tests/helpers/test_byteswap.c create mode 100755 tests/ts-bitops-swapbytes diff --git a/tests/commands.sh.in b/tests/commands.sh.in index 2c0535bf..bc4dbbde 100644 --- a/tests/commands.sh.in +++ b/tests/commands.sh.in @@ -9,6 +9,7 @@ TS_TESTUSER=${TS_TESTUSER:-"test"} # helpers TS_HELPER_SYSINFO="$TS_TOPDIR/helpers/test_sysinfo" TS_HELPER_PATHS="$TS_TOPDIR/helpers/test_pathnames" +TS_HELPER_BYTESWAP="$TS_TOPDIR/helpers/test_byteswap" # external commands TS_ECMD_BLKID="@BLKID@" diff --git a/tests/expected/ts-bitops-swapbytes b/tests/expected/ts-bitops-swapbytes new file mode 100644 index 00000000..b9468a75 --- /dev/null +++ b/tests/expected/ts-bitops-swapbytes @@ -0,0 +1,21 @@ +Testing swab16 +swab16(0x0001) = 0x0100 +swab16(0x1234) = 0x3412 +swab16(0xff00) = 0x00ff +swab16(0x4000) = 0x0040 +swab16(0xfeff) = 0xfffe +Testing swab32 +swab32(0x00000001) = 0x01000000 +swab32(0x80000000) = 0x00000080 +swab32(0x12345678) = 0x78563412 +swab32(0xffff0000) = 0x0000ffff +swab32(0x00ff0000) = 0x0000ff00 +swab32(0xff000000) = 0x000000ff +Testing swab64 +swab64(0x0000000000000001) = 0x0100000000000000 +swab64(0x8000000000000000) = 0x0000000000000080 +swab64(0x1234567812345678) = 0x7856341278563412 +swab64(0xffffffff00000000) = 0x00000000ffffffff +swab64(0x00ff000000000000) = 0x000000000000ff00 +swab64(0xff00000000000000) = 0x00000000000000ff +No errors found in the byteswap implementation diff --git a/tests/helpers/.gitignore b/tests/helpers/.gitignore index de086d53..a2ca1fc0 100644 --- a/tests/helpers/.gitignore +++ b/tests/helpers/.gitignore @@ -1,2 +1,3 @@ test_pathnames test_sysinfo +test_byteswap diff --git a/tests/helpers/Makefile.am b/tests/helpers/Makefile.am index 24dcd2af..12792329 100644 --- a/tests/helpers/Makefile.am +++ b/tests/helpers/Makefile.am @@ -1,4 +1,4 @@ include $(top_srcdir)/config/include-Makefile.am -noinst_PROGRAMS = test_sysinfo test_pathnames +noinst_PROGRAMS = test_sysinfo test_pathnames test_byteswap diff --git a/tests/helpers/test_byteswap.c b/tests/helpers/test_byteswap.c new file mode 100644 index 00000000..3932d5a1 --- /dev/null +++ b/tests/helpers/test_byteswap.c @@ -0,0 +1,114 @@ +/* + * This testing program makes sure the byteswap functions work + * + * Copyright (C) 2000 by Theodore Ts'o. + * Copyright (C) 2008 Karel Zak + * + * This file may be redistributed under the terms of the GNU Public + * License. + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "bitops.h" + +uint16_t ary16[] = { + 0x0001, 0x0100, + 0x1234, 0x3412, + 0xff00, 0x00ff, + 0x4000, 0x0040, + 0xfeff, 0xfffe, + 0x0000, 0x0000 + }; + +uint32_t ary32[] = { + 0x00000001, 0x01000000, + 0x80000000, 0x00000080, + 0x12345678, 0x78563412, + 0xffff0000, 0x0000ffff, + 0x00ff0000, 0x0000ff00, + 0xff000000, 0x000000ff, + 0x00000000, 0x00000000 + }; + +uint64_t ary64[] = { + 0x0000000000000001, 0x0100000000000000, + 0x8000000000000000, 0x0000000000000080, + 0x1234567812345678, 0x7856341278563412, + 0xffffffff00000000, 0x00000000ffffffff, + 0x00ff000000000000, 0x000000000000ff00, + 0xff00000000000000, 0x00000000000000ff, + 0x0000000000000000, 0x0000000000000000 + }; + +int main(int argc, char **argv) +{ + int i; + int errors = 0; + + printf("Testing swab16\n"); + i=0; + do { + printf("swab16(0x%04"PRIx16") = 0x%04"PRIx16"\n", + ary16[i], swab16(ary16[i])); + if (swab16(ary16[i]) != ary16[i+1]) { + printf("Error!!! %04"PRIx16" != %04"PRIx16"\n", + swab16(ary16[i]), ary16[i+1]); + errors++; + } + if (swab16(ary16[i+1]) != ary16[i]) { + printf("Error!!! %04"PRIx16" != %04"PRIx16"\n", + swab16(ary16[i+1]), ary16[i]); + errors++; + } + i += 2; + } while (ary16[i] != 0); + + printf("Testing swab32\n"); + i = 0; + do { + printf("swab32(0x%08"PRIx32") = 0x%08"PRIx32"\n", + ary32[i], swab32(ary32[i])); + if (swab32(ary32[i]) != ary32[i+1]) { + printf("Error!!! %04"PRIx32" != %04"PRIx32"\n", + swab32(ary32[i]), ary32[i+1]); + errors++; + } + if (swab32(ary32[i+1]) != ary32[i]) { + printf("Error!!! %04"PRIx32" != %04"PRIx32"\n", + swab32(ary32[i+1]), ary32[i]); + errors++; + } + i += 2; + } while (ary32[i] != 0); + + printf("Testing swab64\n"); + i = 0; + do { + printf("swab64(0x%016"PRIx64") = 0x%016"PRIx64"\n", + ary64[i], swab64(ary64[i])); + if (swab64(ary64[i]) != ary64[i+1]) { + printf("Error!!! %016"PRIx64" != %016"PRIx64"\n", + swab64(ary64[i]), ary64[i+1]); + errors++; + } + if (swab64(ary64[i+1]) != ary64[i]) { + printf("Error!!! %016"PRIx64" != %016"PRIx64"\n", + swab64(ary64[i+1]), ary64[i]); + errors++; + } + i += 2; + } while (ary64[i] != 0); + + if (!errors) + printf("No errors found in the byteswap implementation\n"); + + return errors; +} diff --git a/tests/ts-bitops-swapbytes b/tests/ts-bitops-swapbytes new file mode 100755 index 00000000..78c330da --- /dev/null +++ b/tests/ts-bitops-swapbytes @@ -0,0 +1,29 @@ +#!/bin/bash + +# +# Copyright (C) 2007 Karel Zak +# +# This file is part of util-linux-ng. +# +# This file 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 2 of the License, or +# (at your option) any later version. +# +# This file 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. +# +. ./commands.sh +. ./functions.sh + +TS_COMPONENT="bitops" +TS_DESC="swapbytes" + +ts_init "$*" + +$TS_HELPER_BYTESWAP >> $TS_OUTPUT + +ts_finalize + -- cgit v1.2.3