Added test_compress.sh and bunch of files needed by it.
This new set of tests compress and decompress several test files with many different compression options. This set of tests will be extended later.
This commit is contained in:
Lasse Collin
parent
33be3c0e24
commit
c9cba97691
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@ -12,7 +12,14 @@
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## Lesser General Public License for more details.
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##
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EXTRA_DIST = files tests.h test_files.sh
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EXTRA_DIST = \
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files \
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tests.h \
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test_files.sh \
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test_compress.sh \
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bcj_test.c \
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compress_prepared_bcj_sparc \
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compress_prepared_bcj_x86
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AM_CPPFLAGS = \
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-I@top_srcdir@/src/common \
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@ -26,6 +33,7 @@ LDADD += @top_builddir@/lib/libgnu.a
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endif
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check_PROGRAMS = \
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create_compress_files \
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test_check \
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test_stream_flags \
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test_filter_flags \
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@ -33,13 +41,15 @@ check_PROGRAMS = \
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test_index \
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test_info
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test_check_SOURCES = test_check.c
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test_stream_flags_SOURCES = test_stream_flags.c
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test_filter_flags_SOURCES = test_filter_flags.c
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test_block_header_SOURCES = test_block_header.c
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test_index_SOURCES = test_index.c
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test_info_SOURCES = test_info.c
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TESTS = \
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$(check_PROGRAMS) \
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test_files.sh
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test_check \
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test_stream_flags \
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test_filter_flags \
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test_block_header \
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test_index \
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test_info \
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test_files.sh \
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test_compress.sh
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clean-local:
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-rm -f compress_generated_*
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@ -0,0 +1,66 @@
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///////////////////////////////////////////////////////////////////////////////
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//
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/// \file bcj_test.c
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/// \brief Source code of compress_prepared_bcj_*
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///
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/// This is a simple program that should make the compiler to generate
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/// PC-relative branches, jumps, and calls. The compiled files can then
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/// be used to test the branch conversion filters. Note that this program
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/// itself does nothing useful.
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///
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/// Compiling: gcc -std=c99 -fPIC bcj_test.c
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/// Don't optimize or strip.
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//
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// This code has been put into the public domain.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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//
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///////////////////////////////////////////////////////////////////////////////
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extern int jump(int a, int b);
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extern int
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call(int a, int b)
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{
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if (a < b)
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a = jump(a, b);
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return a;
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}
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extern int
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jump(int a, int b)
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{
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// The loop generates conditional jump backwards.
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while (1) {
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if (a < b) {
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a *= 2;
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a += 3 * b;
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break;
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} else {
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// Put enough code here to prevent JMP SHORT on x86.
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a += b;
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a /= 2;
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b += b % 5;
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a -= b / 3;
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b = 2 * b + a - 1;
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a *= b + a + 1;
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b += a - 1;
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a += b * 2 - a / 5;
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}
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}
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return a;
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}
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int
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main(int argc, char **argv)
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{
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int a = call(argc, argc + 1);
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return a == 0;
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}
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Binary file not shown.
Binary file not shown.
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@ -0,0 +1,164 @@
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///////////////////////////////////////////////////////////////////////////////
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//
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/// \file create_compress_files.c
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/// \brief Creates bunch of test files to be compressed
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///
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/// Using a test file generator program saves space in the source code
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/// package considerably.
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//
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// Copyright (C) 2008 Lasse Collin
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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///////////////////////////////////////////////////////////////////////////////
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#include "sysdefs.h"
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#include <stdio.h>
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// Avoid re-creating the test files every time the tests are run.
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#define create_test(name) \
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do { \
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if (!file_exists("compress_generated_" #name)) { \
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FILE *file = file_create("compress_generated_" #name); \
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write_ ## name(file); \
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file_finish(file, "compress_generated_" #name); \
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} \
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} while (0)
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static bool
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file_exists(const char *filename)
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{
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// Trying to be somewhat portable by avoiding stat().
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FILE *file = fopen(filename, "rb");
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bool ret;
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if (file != NULL) {
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fclose(file);
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ret = true;
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} else {
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ret = false;
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}
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return ret;
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}
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static FILE *
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file_create(const char *filename)
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{
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FILE *file = fopen(filename, "wb");
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if (file == NULL) {
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perror(filename);
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exit(1);
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}
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return file;
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}
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static void
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file_finish(FILE *file, const char *filename)
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{
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const bool ferror_fail = ferror(file);
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const bool fclose_fail = fclose(file);
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if (ferror_fail || fclose_fail) {
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perror(filename);
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exit(1);
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}
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}
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// File that repeats "abc\n" a few thousand times. This is targeted
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// especially at Subblock filter's run-length encoder.
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static void
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write_abc(FILE *file)
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{
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for (size_t i = 0; i < 12345; ++i)
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fwrite("abc\n", 4, 1, file);
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}
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// File that doesn't compress. We always use the same random seed to
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// generate identical files on all systems.
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static void
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write_random(FILE *file)
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{
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uint32_t n = 5;
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for (size_t i = 0; i < 123456; ++i) {
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n = 101771 * n + 71777;
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putc(n & 0xFF, file);
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putc((n >> 8) & 0xFF, file);
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putc((n >> 16) & 0xFF, file);
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putc(n >> 24, file);
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}
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}
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// Text file
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static void
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write_text(FILE *file)
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{
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static const char *lorem[] = {
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"Lorem", "ipsum", "dolor", "sit", "amet,", "consectetur",
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"adipisicing", "elit,", "sed", "do", "eiusmod", "tempor",
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"incididunt", "ut", "labore", "et", "dolore", "magna",
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"aliqua.", "Ut", "enim", "ad", "minim", "veniam,", "quis",
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"nostrud", "exercitation", "ullamco", "laboris", "nisi",
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"ut", "aliquip", "ex", "ea", "commodo", "consequat.",
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"Duis", "aute", "irure", "dolor", "in", "reprehenderit",
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"in", "voluptate", "velit", "esse", "cillum", "dolore",
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"eu", "fugiat", "nulla", "pariatur.", "Excepteur", "sint",
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"occaecat", "cupidatat", "non", "proident,", "sunt", "in",
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"culpa", "qui", "officia", "deserunt", "mollit", "anim",
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"id", "est", "laborum."
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};
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// Let the first paragraph be the original text.
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for (size_t w = 0; w < ARRAY_SIZE(lorem); ++w) {
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fprintf(file, "%s ", lorem[w]);
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if (w % 7 == 6)
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fprintf(file, "\n");
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}
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// The rest shall be (hopefully) meaningless combinations of
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// the same words.
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uint32_t n = 29;
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for (size_t p = 0; p < 500; ++p) {
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fprintf(file, "\n\n");
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for (size_t w = 0; w < ARRAY_SIZE(lorem); ++w) {
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n = 101771 * n + 71777;
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fprintf(file, "%s ", lorem[n % ARRAY_SIZE(lorem)]);
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if (w % 7 == 6)
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fprintf(file, "\n");
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}
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}
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}
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int
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main(void)
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{
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create_test(abc);
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create_test(random);
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create_test(text);
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return 0;
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}
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@ -0,0 +1,183 @@
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#!/bin/sh
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###############################################################################
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#
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# Copyright (C) 2008 Lasse Collin
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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#
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###############################################################################
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# Find out if our shell supports functions.
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eval 'unset foo ; foo() { return 42; } ; foo'
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if test $? != 42 ; then
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echo "/bin/sh doesn't support functions, skipping this test."
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(exit 77)
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exit 77
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fi
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test_lzma() {
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################
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# Non-streamed #
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################
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if $LZMA -c "$@" "$FILE" > tmp_compressed; then
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:
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else
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echo "Non-streamed compressing failed: $* $FILE"
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(exit 1)
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exit 1
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fi
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if $LZMA -cd tmp_compressed > tmp_uncompressed ; then
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:
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else
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echo "Decoding of non-streamed file failed: $* $FILE"
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(exit 1)
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exit 1
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fi
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if cmp tmp_uncompressed "$FILE" ; then
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:
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else
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echo "Decoded non-streamed file does not match the original: $* $FILE"
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(exit 1)
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exit 1
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fi
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if $LZMADEC tmp_compressed > tmp_uncompressed ; then
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:
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else
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echo "Decoding of non-streamed file failed: $* $FILE"
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(exit 1)
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exit 1
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fi
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if cmp tmp_uncompressed "$FILE" ; then
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:
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else
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echo "Decoded non-streamed file does not match the original: $* $FILE"
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(exit 1)
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exit 1
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fi
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############
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# Streamed #
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############
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if $LZMA -c "$@" < "$FILE" > tmp_compressed; then
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:
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else
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echo "Streamed compressing failed: $* $FILE"
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(exit 1)
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exit 1
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fi
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if $LZMA -cd < tmp_compressed > tmp_uncompressed ; then
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:
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else
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echo "Decoding of streamed file failed: $* $FILE"
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(exit 1)
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exit 1
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fi
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if cmp tmp_uncompressed "$FILE" ; then
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:
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else
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echo "Decoded streamed file does not match the original: $* $FILE"
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(exit 1)
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exit 1
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fi
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if $LZMADEC < tmp_compressed > tmp_uncompressed ; then
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:
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else
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echo "Decoding of streamed file failed: $* $FILE"
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(exit 1)
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exit 1
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fi
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if cmp tmp_uncompressed "$FILE" ; then
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:
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else
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echo "Decoded streamed file does not match the original: $* $FILE"
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(exit 1)
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exit 1
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fi
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# Show progress:
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echo . | tr -d '\n\r'
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}
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LZMA="../src/lzma/lzma --memory=15Mi --threads=1"
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LZMADEC="../src/lzmadec/lzmadec --memory=4Mi"
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unset LZMA_OPT
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# Create the required input files.
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if ./create_compress_files ; then
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:
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else
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rm -f compress_*
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echo "Failed to create files to test compression."
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(exit 1)
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exit 1
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fi
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# Remove temporary now (in case they are something weird), and on exit.
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rm -f tmp_compressed tmp_uncompressed
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trap 'rm -f tmp_compressed tmp_uncompressed' 0
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# Encode and decode each file with various filter configurations.
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# This takes quite a bit of time.
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echo "test_compress.sh:"
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for FILE in compress_generated_* "$srcdir"/compress_prepared_*
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do
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MSG=`echo "x$FILE" | sed 's,^x,,; s,^.*/,,; s,^compress_,,'`
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echo " $MSG" | tr -d '\n\r'
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# Don't test with empty arguments; it breaks some ancient
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# proprietary /bin/sh versions due to $@ used in test_lzma().
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test_lzma -1
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test_lzma -2
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test_lzma -3
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test_lzma -4
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for ARGS in \
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--copy \
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--subblock \
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--subblock=size=1 \
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--subblock=size=1,rle=1 \
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--subblock=size=1,rle=4 \
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--subblock=size=4,rle=4 \
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--subblock=size=8,rle=4 \
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--subblock=size=8,rle=8 \
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--subblock=size=4096,rle=12 \
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--delta=distance=1 \
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--delta=distance=4 \
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--delta=distance=256 \
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--x86 \
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--powerpc \
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--ia64 \
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--arm \
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--armthumb \
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--sparc
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do
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test_lzma $ARGS
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test_lzma --subblock $ARGS
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test_lzma $ARGS --subblock
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test_lzma --subblock $ARGS --subblock
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done
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echo
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done
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(exit 0)
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exit 0
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