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Tests: Improve invalid unpadded size check in test_lzma_index_append().
This check was extended to test the code added to fix a failing assert
in ae5c07b22a
.
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1 changed files with 23 additions and 3 deletions
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@ -134,15 +134,35 @@ test_lzma_index_append(void)
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lzma_index_end(idx, NULL);
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// Test uncompressed .xz file size growing too large.
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// Test compressed .xz file size growing too large. This also tests
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// a failing assert fixed in ae5c07b22a6b3766b84f409f1b6b5c100469068a.
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// Should result in LZMA_DATA_ERROR.
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idx = lzma_index_init(NULL);
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assert_lzma_ret(lzma_index_append(idx, NULL, UNPADDED_SIZE_MAX,
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1), LZMA_DATA_ERROR);
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// The calculation for maximum unpadded size is to make room for the
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// second stream when lzma_index_cat() is called. The
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// 4 * LZMA_STREAM_HEADER_SIZE is for the header and footer of
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// both streams. The extra 24 bytes are for the size of the indexes
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// for both streams. This allows us to maximize the unpadded sum
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// during the lzma_index_append() call after the indexes have been
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// concatenated.
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assert_lzma_ret(lzma_index_append(idx, NULL, UNPADDED_SIZE_MAX
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- ((4 * LZMA_STREAM_HEADER_SIZE) + 24), 1), LZMA_OK);
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lzma_index *second = lzma_index_init(NULL);
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assert_true(second != NULL);
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assert_lzma_ret(lzma_index_cat(second, idx, NULL), LZMA_OK);
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assert_lzma_ret(lzma_index_append(second, NULL, UNPADDED_SIZE_MAX, 1),
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LZMA_DATA_ERROR);
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lzma_index_end(second, NULL);
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// Test uncompressed size growing too large.
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// Should result in LZMA_DATA_ERROR.
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idx = lzma_index_init(NULL);
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assert_lzma_ret(lzma_index_append(idx, NULL,
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UNPADDED_SIZE_MIN, LZMA_VLI_MAX), LZMA_OK);
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assert_lzma_ret(lzma_index_append(idx, NULL,
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