xz/tests/test_info.c

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2007-12-08 22:42:33 +00:00
///////////////////////////////////////////////////////////////////////////////
//
/// \file test_info.c
/// \brief Tests functions handling the lzma_info structure
//
// Copyright (C) 2007 Lasse Collin
//
// This 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.
//
// This 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.
//
///////////////////////////////////////////////////////////////////////////////
#include "tests.h"
static lzma_info *info = NULL;
static lzma_info_iter iter;
static lzma_vli stream_start = 0;
static lzma_vli header_metadata_size = LZMA_VLI_VALUE_UNKNOWN;
static lzma_vli total_size = LZMA_VLI_VALUE_UNKNOWN;
static lzma_vli uncompressed_size = LZMA_VLI_VALUE_UNKNOWN;
static lzma_vli footer_metadata_size = LZMA_VLI_VALUE_UNKNOWN;
static lzma_index my_index[3] = {
{ 22, 33, my_index + 1 },
{ 44, 55, my_index + 2 },
{ 66, 77, NULL },
};
static lzma_metadata my_metadata = {
.header_metadata_size = 11,
.total_size = 22 + 44 + 66,
.uncompressed_size = 33 + 55 + 77,
.index = my_index,
.extra = NULL,
};
static void
reset(void)
{
expect(lzma_info_init(info, NULL) == info);
stream_start = 0;
header_metadata_size = LZMA_VLI_VALUE_UNKNOWN;
total_size = LZMA_VLI_VALUE_UNKNOWN;
uncompressed_size = LZMA_VLI_VALUE_UNKNOWN;
footer_metadata_size = LZMA_VLI_VALUE_UNKNOWN;
}
static void
validate(void)
{
expect(lzma_info_size_get(info, LZMA_INFO_STREAM_START)
== stream_start);
expect(lzma_info_size_get(info, LZMA_INFO_HEADER_METADATA)
== header_metadata_size);
expect(lzma_info_size_get(info, LZMA_INFO_TOTAL) == total_size);
expect(lzma_info_size_get(info, LZMA_INFO_UNCOMPRESSED)
== uncompressed_size);
expect(lzma_info_size_get(info, LZMA_INFO_FOOTER_METADATA)
== footer_metadata_size);
}
static void
test1(void)
{
// Basics
expect(lzma_info_size_set(info, LZMA_INFO_STREAM_START,
stream_start = 1234) == LZMA_OK);
validate();
expect(lzma_info_size_set(info, LZMA_INFO_HEADER_METADATA,
header_metadata_size = 2345) == LZMA_OK);
validate();
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL, total_size = 3456)
== LZMA_OK);
validate();
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED,
uncompressed_size = 4567) == LZMA_OK);
validate();
expect(lzma_info_size_set(info, LZMA_INFO_FOOTER_METADATA,
footer_metadata_size = 5432) == LZMA_OK);
validate();
// Not everything allow zero size
reset();
expect(lzma_info_size_set(info, LZMA_INFO_STREAM_START,
stream_start = 0) == LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_HEADER_METADATA,
header_metadata_size = 0) == LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED,
uncompressed_size = 0) == LZMA_OK);
validate();
reset();
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL, 0)
== LZMA_PROG_ERROR);
reset();
expect(lzma_info_size_set(info, LZMA_INFO_FOOTER_METADATA, 0)
== LZMA_PROG_ERROR);
// Invalid sizes
reset();
expect(lzma_info_size_set(info, LZMA_INFO_STREAM_START,
LZMA_VLI_VALUE_MAX + 1) == LZMA_PROG_ERROR);
reset();
expect(lzma_info_size_set(info, LZMA_INFO_HEADER_METADATA,
LZMA_VLI_VALUE_MAX + 1) == LZMA_PROG_ERROR);
reset();
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL,
LZMA_VLI_VALUE_MAX + 1) == LZMA_PROG_ERROR);
reset();
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED,
LZMA_VLI_VALUE_MAX + 1) == LZMA_PROG_ERROR);
reset();
expect(lzma_info_size_set(info, LZMA_INFO_FOOTER_METADATA,
LZMA_VLI_VALUE_MAX + 1) == LZMA_PROG_ERROR);
reset();
}
static bool
test2_helper(lzma_vli *num, lzma_info_size type)
{
expect(lzma_info_size_set(info, type, *num = 1234) == LZMA_OK);
validate();
const bool ret = lzma_info_size_set(info, type, 4321) != LZMA_OK;
reset();
return ret;
}
static void
test2(void)
{
// Excluding start offset of Stream, once a size has been set,
// trying to set some other known value fails.
expect(!test2_helper(&stream_start, LZMA_INFO_STREAM_START));
expect(test2_helper(&header_metadata_size, LZMA_INFO_HEADER_METADATA));
expect(test2_helper(&total_size, LZMA_INFO_TOTAL));
expect(test2_helper(&uncompressed_size, LZMA_INFO_UNCOMPRESSED));
expect(test2_helper(&footer_metadata_size, LZMA_INFO_FOOTER_METADATA));
}
static void
test3_init(void)
{
reset();
lzma_info_iter_begin(info, &iter);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
}
static void
test3(void)
{
// Setting the same sizes multiple times for the same Index Record
// is OK, but the values must always be the same.
test3_init();
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_iter_set(&iter, 1234, 2345) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_iter_set(&iter, 1234, 2345) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_iter_set(&iter, 1111, 2345) == LZMA_DATA_ERROR);
// Cannot finish an empty Index.
test3_init();
expect(lzma_info_index_finish(info) == LZMA_DATA_ERROR);
test3_init();
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 2);
expect(lzma_info_iter_set(&iter, 1234, 2345) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 2);
expect(lzma_info_index_finish(info) == LZMA_DATA_ERROR);
test3_init();
expect(lzma_info_iter_set(&iter, 1234, 2345) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_index_finish(info) == LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL, 1234) == LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED, 2345)
== LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL, 1111)
== LZMA_DATA_ERROR);
test3_init();
expect(lzma_info_iter_set(&iter, 1234, 2345) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 2);
expect(lzma_info_iter_set(&iter, 4321, 5432) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 2);
expect(lzma_info_index_finish(info) == LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL, 1234 + 4321)
== LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED, 2345 + 5432)
== LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED, 1111)
== LZMA_DATA_ERROR);
test3_init();
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL, 1234 + 4321)
== LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED, 2345 + 5432)
== LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED, 1111)
== LZMA_DATA_ERROR);
expect(lzma_info_iter_set(&iter, 1234, 2345) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 2);
expect(lzma_info_iter_set(&iter, 4321, 5432) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 2);
expect(lzma_info_index_finish(info) == LZMA_OK);
test3_init();
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL, 1000) == LZMA_OK);
expect(lzma_info_iter_set(&iter, 1001, 2001) == LZMA_DATA_ERROR);
test3_init();
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED, 2000)
== LZMA_OK);
expect(lzma_info_iter_set(&iter, 1001, 2001) == LZMA_DATA_ERROR);
reset();
}
static void
test4(void)
{
// 4a
lzma_info_iter_begin(info, &iter);
expect(lzma_info_index_count_get(info) == 0);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.uncompressed_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.stream_offset == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.uncompressed_offset == 0);
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_iter_set(&iter, 22, 33) == LZMA_OK);
expect(iter.total_size == 22);
expect(iter.uncompressed_size == 33);
expect(iter.stream_offset == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.uncompressed_offset == 0);
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.uncompressed_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.stream_offset == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.uncompressed_offset == 33);
// 4b
reset();
lzma_info_iter_begin(info, &iter);
expect(lzma_info_index_count_get(info) == 0);
expect(lzma_info_size_set(info, LZMA_INFO_STREAM_START, 5) == LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_HEADER_METADATA, 11)
== LZMA_OK);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.uncompressed_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE + 11);
expect(iter.uncompressed_offset == 0);
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_iter_set(&iter, 22, 33) == LZMA_OK);
expect(iter.total_size == 22);
expect(iter.uncompressed_size == 33);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE + 11);
expect(iter.uncompressed_offset == 0);
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.uncompressed_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE + 11 + 22);
expect(iter.uncompressed_offset == 33);
expect(lzma_info_index_count_get(info) == 2);
expect(lzma_info_iter_set(&iter, 44, 55) == LZMA_OK);
expect(iter.total_size == 44);
expect(iter.uncompressed_size == 55);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE + 11 + 22);
expect(iter.uncompressed_offset == 33);
expect(lzma_info_index_count_get(info) == 2);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.uncompressed_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44);
expect(iter.uncompressed_offset == 33 + 55);
expect(lzma_info_index_count_get(info) == 3);
expect(lzma_info_iter_set(&iter, 66, 77) == LZMA_OK);
expect(iter.total_size == 66);
expect(iter.uncompressed_size == 77);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44);
expect(iter.uncompressed_offset == 33 + 55);
expect(lzma_info_index_count_get(info) == 3);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.uncompressed_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44 + 66);
expect(iter.uncompressed_offset == 33 + 55 + 77);
expect(lzma_info_index_count_get(info) == 4);
expect(lzma_info_iter_set(&iter, 88, 99) == LZMA_OK);
expect(iter.total_size == 88);
expect(iter.uncompressed_size == 99);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44 + 66);
expect(iter.uncompressed_offset == 33 + 55 + 77);
expect(lzma_info_index_count_get(info) == 4);
// 4c (continues from 4b)
lzma_info_iter_begin(info, &iter);
expect(lzma_info_index_count_get(info) == 4);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == 22);
expect(iter.uncompressed_size == 33);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE + 11);
expect(iter.uncompressed_offset == 0);
expect(lzma_info_index_count_get(info) == 4);
expect(lzma_info_iter_set(&iter, 22, LZMA_VLI_VALUE_UNKNOWN)
== LZMA_OK);
expect(iter.total_size == 22);
expect(iter.uncompressed_size == 33);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE + 11);
expect(iter.uncompressed_offset == 0);
expect(lzma_info_index_count_get(info) == 4);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == 44);
expect(iter.uncompressed_size == 55);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE + 11 + 22);
expect(iter.uncompressed_offset == 33);
expect(lzma_info_index_count_get(info) == 4);
expect(lzma_info_iter_set(&iter, LZMA_VLI_VALUE_UNKNOWN, 55)
== LZMA_OK);
expect(iter.total_size == 44);
expect(iter.uncompressed_size == 55);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE + 11 + 22);
expect(iter.uncompressed_offset == 33);
expect(lzma_info_index_count_get(info) == 4);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == 66);
expect(iter.uncompressed_size == 77);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44);
expect(iter.uncompressed_offset == 33 + 55);
expect(lzma_info_index_count_get(info) == 4);
expect(lzma_info_iter_set(&iter, LZMA_VLI_VALUE_UNKNOWN,
LZMA_VLI_VALUE_UNKNOWN) == LZMA_OK);
expect(iter.total_size == 66);
expect(iter.uncompressed_size == 77);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44);
expect(iter.uncompressed_offset == 33 + 55);
expect(lzma_info_index_count_get(info) == 4);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == 88);
expect(iter.uncompressed_size == 99);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44 + 66);
expect(iter.uncompressed_offset == 33 + 55 + 77);
expect(lzma_info_index_count_get(info) == 4);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.uncompressed_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44 + 66 + 88);
expect(iter.uncompressed_offset == 33 + 55 + 77 + 99);
expect(lzma_info_index_count_get(info) == 5);
expect(lzma_info_iter_set(&iter, 1234, LZMA_VLI_VALUE_UNKNOWN)
== LZMA_OK);
expect(iter.total_size == 1234);
expect(iter.uncompressed_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44 + 66 + 88);
expect(iter.uncompressed_offset == 33 + 55 + 77 + 99);
expect(lzma_info_index_count_get(info) == 5);
// Test 4d (continues from 4c)
lzma_info_iter_begin(info, &iter);
for (size_t i = 0; i < 4; ++i)
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(lzma_info_iter_set(&iter, 88, 99) == LZMA_OK);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.total_size == 1234);
expect(iter.uncompressed_size == LZMA_VLI_VALUE_UNKNOWN);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44 + 66 + 88);
expect(iter.uncompressed_offset == 33 + 55 + 77 + 99);
expect(lzma_info_index_count_get(info) == 5);
expect(lzma_info_iter_set(&iter, LZMA_VLI_VALUE_UNKNOWN, 4321)
== LZMA_OK);
expect(iter.total_size == 1234);
expect(iter.uncompressed_size == 4321);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE
+ 11 + 22 + 44 + 66 + 88);
expect(iter.uncompressed_offset == 33 + 55 + 77 + 99);
expect(lzma_info_index_count_get(info) == 5);
expect(lzma_info_index_finish(info) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 5);
// Test 4e (continues from 4d)
lzma_info_iter_begin(info, &iter);
for (size_t i = 0; i < 5; ++i)
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(lzma_info_iter_set(&iter, 1234, 4321) == LZMA_OK);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_DATA_ERROR);
reset();
}
static void
test5(void)
{
lzma_index *i;
expect(lzma_info_index_set(info, NULL, NULL, true)
== LZMA_PROG_ERROR);
reset();
expect(lzma_info_index_set(info, NULL, my_index, false) == LZMA_OK);
i = lzma_index_dup(my_index, NULL);
expect(i != NULL);
i->next->uncompressed_size = 99;
expect(lzma_info_index_set(info, NULL, i, true) == LZMA_DATA_ERROR);
reset();
expect(lzma_info_index_set(info, NULL, my_index, false) == LZMA_OK);
i = lzma_index_dup(my_index, NULL);
expect(i != NULL);
lzma_index_free(i->next->next, NULL);
i->next->next = NULL;
expect(lzma_info_index_set(info, NULL, i, true) == LZMA_DATA_ERROR);
reset();
expect(lzma_info_index_set(info, NULL, my_index, false) == LZMA_OK);
i = lzma_index_dup(my_index, NULL);
expect(i != NULL);
lzma_index_free(i->next->next, NULL);
i->next->next = lzma_index_dup(my_index, NULL);
expect(i->next->next != NULL);
expect(lzma_info_index_set(info, NULL, i, true) == LZMA_DATA_ERROR);
reset();
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL,
total_size = 22 + 44 + 66) == LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED,
uncompressed_size = 33 + 55 + 77) == LZMA_OK);
validate();
expect(lzma_info_index_set(info, NULL, my_index, false) == LZMA_OK);
validate();
reset();
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL, total_size = 77)
== LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED,
uncompressed_size = 33 + 55 + 77) == LZMA_OK);
validate();
expect(lzma_info_index_set(info, NULL, my_index, false)
== LZMA_DATA_ERROR);
reset();
expect(lzma_info_size_set(info, LZMA_INFO_TOTAL,
total_size = 22 + 44 + 66) == LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_UNCOMPRESSED,
uncompressed_size = 777777) == LZMA_OK);
validate();
expect(lzma_info_index_set(info, NULL, my_index, false)
== LZMA_DATA_ERROR);
reset();
}
static void
test6(void)
{
lzma_metadata metadata;
// Same complete Metadata in both Header and Footer
expect(lzma_info_size_set(info, LZMA_INFO_HEADER_METADATA,
my_metadata.header_metadata_size) == LZMA_OK);
expect(lzma_info_metadata_set(info, NULL, &my_metadata, true, false)
== LZMA_OK);
expect(lzma_info_metadata_set(info, NULL, &my_metadata, false, false)
== LZMA_OK);
// Header Metadata is not present but Size of Header Metadata is
// still present in Footer.
reset();
metadata = my_metadata;
metadata.header_metadata_size = LZMA_VLI_VALUE_UNKNOWN;
expect(lzma_info_size_set(info, LZMA_INFO_HEADER_METADATA, 0)
== LZMA_OK);
expect(lzma_info_metadata_set(info, NULL, &metadata, true, false)
== LZMA_OK);
expect(lzma_info_metadata_set(info, NULL, &my_metadata, false, false)
== LZMA_DATA_ERROR);
// Header Metadata is present but Size of Header Metadata is missing
// from Footer.
reset();
metadata = my_metadata;
metadata.header_metadata_size = LZMA_VLI_VALUE_UNKNOWN;
expect(lzma_info_metadata_set(info, NULL, &my_metadata, true, false)
== LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_HEADER_METADATA,
my_metadata.header_metadata_size) == LZMA_OK);
expect(lzma_info_metadata_set(info, NULL, &metadata, false, false)
== LZMA_DATA_ERROR);
// Index missing
reset();
metadata = my_metadata;
metadata.index = NULL;
expect(lzma_info_metadata_set(info, NULL, &metadata, true, false)
== LZMA_OK);
expect(lzma_info_metadata_set(info, NULL, &metadata, false, false)
== LZMA_DATA_ERROR);
// Index in Header Metadata but not in Footer Metadata
reset();
expect(lzma_info_metadata_set(info, NULL, &my_metadata, true, false)
== LZMA_OK);
expect(lzma_info_metadata_set(info, NULL, &metadata, false, false)
== LZMA_OK);
// Index in Header Metadata but not in Footer Metadata but
// Total Size is missing from Footer.
reset();
metadata.total_size = LZMA_VLI_VALUE_UNKNOWN;
expect(lzma_info_metadata_set(info, NULL, &my_metadata, true, false)
== LZMA_OK);
expect(lzma_info_metadata_set(info, NULL, &metadata, false, false)
== LZMA_DATA_ERROR);
// Total Size doesn't match the Index
reset();
metadata = my_metadata;
metadata.total_size = 9999;
expect(lzma_info_metadata_set(info, NULL, &metadata, true, false)
== LZMA_DATA_ERROR);
// Uncompressed Size doesn't match the Index
reset();
metadata = my_metadata;
metadata.uncompressed_size = 9999;
expect(lzma_info_metadata_set(info, NULL, &metadata, true, false)
== LZMA_DATA_ERROR);
reset();
}
static void
test7(void)
{
// No info yet, so we cannot locate anything.
expect(lzma_info_metadata_locate(info, true)
== LZMA_VLI_VALUE_UNKNOWN);
expect(lzma_info_metadata_locate(info, false)
== LZMA_VLI_VALUE_UNKNOWN);
// Setting the Stream start offset doesn't change this situation.
expect(lzma_info_size_set(info, LZMA_INFO_STREAM_START, 5) == LZMA_OK);
expect(lzma_info_metadata_locate(info, true)
== LZMA_VLI_VALUE_UNKNOWN);
expect(lzma_info_metadata_locate(info, false)
== LZMA_VLI_VALUE_UNKNOWN);
// Setting the Size of Header Metadata known allows us to locate
// the Header Metadata Block.
expect(lzma_info_size_set(info, LZMA_INFO_HEADER_METADATA, 11)
== LZMA_OK);
expect(lzma_info_metadata_locate(info, true)
== 5 + LZMA_STREAM_HEADER_SIZE);
expect(lzma_info_metadata_locate(info, false)
== LZMA_VLI_VALUE_UNKNOWN);
// Adding a Data Block. As long as Index is not Finished, we cannot
// locate Footer Metadata Block.
lzma_info_iter_begin(info, &iter);
expect(lzma_info_iter_next(&iter, NULL) == LZMA_OK);
expect(iter.stream_offset == 5 + LZMA_STREAM_HEADER_SIZE + 11);
expect(iter.uncompressed_offset == 0);
expect(lzma_info_iter_set(&iter, 22, 33) == LZMA_OK);
expect(lzma_info_metadata_locate(info, true)
== 5 + LZMA_STREAM_HEADER_SIZE);
expect(lzma_info_metadata_locate(info, false)
== LZMA_VLI_VALUE_UNKNOWN);
// Once the Index is finished, we can locate Footer Metadata Block too.
expect(lzma_info_index_finish(info) == LZMA_OK);
expect(lzma_info_metadata_locate(info, true)
== 5 + LZMA_STREAM_HEADER_SIZE);
expect(lzma_info_metadata_locate(info, false)
== 5 + LZMA_STREAM_HEADER_SIZE + 11 + 22);
// A retry of most of the above but now with unknown Size of Header
// Metadata Block, which makes locating Footer Metadata Block
// impossible.
reset();
expect(lzma_info_size_set(info, LZMA_INFO_STREAM_START, 5) == LZMA_OK);
expect(lzma_info_metadata_locate(info, true)
== LZMA_VLI_VALUE_UNKNOWN);
expect(lzma_info_metadata_locate(info, false)
== LZMA_VLI_VALUE_UNKNOWN);
expect(lzma_info_index_set(info, NULL, my_index, false) == LZMA_OK);
expect(lzma_info_metadata_locate(info, true)
== LZMA_VLI_VALUE_UNKNOWN);
expect(lzma_info_metadata_locate(info, false)
== LZMA_VLI_VALUE_UNKNOWN);
expect(lzma_info_size_set(info, LZMA_INFO_HEADER_METADATA, 11)
== LZMA_OK);
expect(lzma_info_metadata_locate(info, true)
== 5 + LZMA_STREAM_HEADER_SIZE);
expect(lzma_info_metadata_locate(info, false)
== LZMA_STREAM_HEADER_SIZE + 5 + 11 + 22 + 44 + 66);
reset();
}
static void
test8(void)
{
expect(lzma_info_size_set(info, LZMA_INFO_STREAM_START, 5) == LZMA_OK);
expect(lzma_info_size_set(info, LZMA_INFO_HEADER_METADATA, 11)
== LZMA_OK);
lzma_info_iter_begin(info, &iter);
expect(lzma_info_iter_locate(&iter, NULL, 0, false)
== LZMA_DATA_ERROR);
expect(lzma_info_index_count_get(info) == 0);
lzma_info_iter_begin(info, &iter);
expect(lzma_info_iter_locate(&iter, NULL, 0, true) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 1);
expect(lzma_info_iter_locate(&iter, NULL, 0, false) == LZMA_OK);
expect(lzma_info_index_count_get(info) == 1);
// TODO
}
/*
static void
test9(void)
{
// TODO Various integer overflow checks
}
*/
int
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main(void)
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{
lzma_init();
info = lzma_info_init(NULL, NULL);
if (info == NULL)
return 1;
validate();
test1();
test2();
test3();
test4();
test5();
test6();
test7();
test8();
lzma_info_free(info, NULL);
return 0;
}