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Tests: test_index: Test lzma_index_buffer_decode() more 

(cherry picked from commit 4ad88b2544)
This commit is contained in:
Lasse Collin 2024-04-27 15:13:39 +03:00
parent 61be041f84
commit 4ae9e708bc
1 changed files with 28 additions and 5 deletions
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33
tests/test_index.c
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@ -1698,18 +1698,41 @@ test_lzma_index_buffer_decode(void)
decode_buffer, &in_pos, 0), LZMA_DATA_ERROR); decode_buffer, &in_pos, 0), LZMA_DATA_ERROR);
assert_true(idx == NULL); assert_true(idx == NULL);
in_pos = 1;
idx = idx_allocated;
assert_lzma_ret(lzma_index_buffer_decode(&idx, &memlimit, NULL,
decode_buffer, &in_pos, 0), LZMA_PROG_ERROR);
assert_true(idx == NULL);
// Test too short input
in_pos = 0;
idx = idx_allocated;
assert_lzma_ret(lzma_index_buffer_decode(&idx, &memlimit, NULL,
decode_buffer, &in_pos, decode_buffer_size - 1),
LZMA_DATA_ERROR);
assert_true(idx == NULL);
lzma_index_end(idx_allocated, NULL); lzma_index_end(idx_allocated, NULL);
idx_allocated = NULL; idx_allocated = NULL;
in_pos = 1;
assert_lzma_ret(lzma_index_buffer_decode(&idx, &memlimit, NULL,
decode_buffer, &in_pos, 0), LZMA_PROG_ERROR);
in_pos = 0;
// Test expected successful decode // Test expected successful decode
in_pos = 0;
assert_lzma_ret(lzma_index_buffer_decode(&idx, &memlimit, NULL, assert_lzma_ret(lzma_index_buffer_decode(&idx, &memlimit, NULL,
decode_buffer, &in_pos, decode_buffer_size), LZMA_OK); decode_buffer, &in_pos, decode_buffer_size), LZMA_OK);
assert_uint_eq(in_pos, decode_buffer_size);
assert_true(index_is_equal(decode_test_index, idx));
lzma_index_end(idx, NULL);
// Test too much input. This won't read past
// the end of the allocated array (decode_buffer_size bytes).
in_pos = 0;
assert_lzma_ret(lzma_index_buffer_decode(&idx, &memlimit, NULL,
decode_buffer, &in_pos, decode_buffer_size + 16),
LZMA_OK);
assert_uint_eq(in_pos, decode_buffer_size);
assert_true(index_is_equal(decode_test_index, idx)); assert_true(index_is_equal(decode_test_index, idx));
lzma_index_end(idx, NULL); lzma_index_end(idx, NULL);