diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/journal/test-compress.c | 91 |
1 files changed, 65 insertions, 26 deletions
diff --git a/src/journal/test-compress.c b/src/journal/test-compress.c index 026d630ac2..78b3203bef 100644 --- a/src/journal/test-compress.c +++ b/src/journal/test-compress.c @@ -48,25 +48,31 @@ typedef int (decompress_stream_t)(int fdf, int fdt, off_t max_size); static void test_compress_decompress(int compression, compress_blob_t compress, - decompress_blob_t decompress) { - char text[] = "foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF" - "foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF"; + decompress_blob_t decompress, + const char *data, + size_t data_len, + bool may_fail) { char compressed[512]; size_t csize = 512; size_t usize = 0; _cleanup_free_ char *decompressed = NULL; int r; - log_info("/* testing %s blob compression/decompression */", - object_compressed_to_string(compression)); - - r = compress(text, sizeof(text), compressed, &csize); - assert(r == 0); - r = decompress(compressed, csize, - (void **) &decompressed, &usize, &csize, 0); - assert(r == 0); - assert_se(decompressed); - assert_se(streq(decompressed, text)); + log_info("/* testing %s %s blob compression/decompression */", + object_compressed_to_string(compression), data); + + r = compress(data, data_len, compressed, &csize); + if (r == -ENOBUFS) { + log_info("compression failed: %s", strerror(-r)); + assert(may_fail); + } else { + assert(r == 0); + r = decompress(compressed, csize, + (void **) &decompressed, &usize, &csize, 0); + assert(r == 0); + assert_se(decompressed); + assert_se(memcmp(decompressed, data, data_len) == 0); + } r = decompress("garbage", 7, (void **) &decompressed, &usize, &csize, 0); @@ -86,29 +92,38 @@ static void test_compress_decompress(int compression, static void test_decompress_startswith(int compression, compress_blob_t compress, - decompress_sw_t decompress_sw) { + decompress_sw_t decompress_sw, + const char *data, + size_t data_len, + bool may_fail) { - char text[] = "foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF" - "foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF"; char compressed[512]; size_t csize = 512; size_t usize = 0; _cleanup_free_ char *decompressed = NULL; + int r; - log_info("/* testing decompress_startswith with %s */", - object_compressed_to_string(compression)); + log_info("/* testing decompress_startswith with %s on %s text*/", + object_compressed_to_string(compression), data); + + r = compress(data, data_len, compressed, &csize); + if (r == -ENOBUFS) { + log_info("compression failed: %s", strerror(-r)); + assert(may_fail); + return; + } + assert(r == 0); - assert_se(compress(text, sizeof(text), compressed, &csize) == 0); assert_se(decompress_sw(compressed, csize, (void **) &decompressed, &usize, - "foofoofoofoo", 12, ' ') > 0); + data, strlen(data), '\0') > 0); assert_se(decompress_sw(compressed, csize, (void **) &decompressed, &usize, - "foofoofoofoo", 12, 'w') == 0); + data, strlen(data), 'w') == 0); assert_se(decompress_sw(compressed, csize, (void **) &decompressed, @@ -118,7 +133,7 @@ static void test_decompress_startswith(int compression, csize, (void **) &decompressed, &usize, - "foofoofoofoo", 12, ' ') > 0); + data, strlen(data), '\0') > 0); } static void test_compress_stream(int compression, @@ -181,20 +196,44 @@ static void test_compress_stream(int compression, } int main(int argc, char *argv[]) { + const char text[] = + "text\0foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF" + "foofoofoofoo AAAA aaaaaaaaa ghost busters barbarbar FFF"; + + char data[512] = "random\0"; log_set_max_level(LOG_DEBUG); + random_bytes(data + 7, sizeof(data) - 7); + #ifdef HAVE_XZ - test_compress_decompress(OBJECT_COMPRESSED_XZ, compress_blob_xz, decompress_blob_xz); - test_decompress_startswith(OBJECT_COMPRESSED_XZ, compress_blob_xz, decompress_startswith_xz); + test_compress_decompress(OBJECT_COMPRESSED_XZ, compress_blob_xz, decompress_blob_xz, + text, sizeof(text), false); + test_compress_decompress(OBJECT_COMPRESSED_XZ, compress_blob_xz, decompress_blob_xz, + data, sizeof(data), true); + test_decompress_startswith(OBJECT_COMPRESSED_XZ, + compress_blob_xz, decompress_startswith_xz, + text, sizeof(text), false); + test_decompress_startswith(OBJECT_COMPRESSED_XZ, + compress_blob_xz, decompress_startswith_xz, + data, sizeof(data), true); test_compress_stream(OBJECT_COMPRESSED_XZ, "xzcat", compress_stream_xz, decompress_stream_xz, argv[0]); #else log_info("/* XZ test skipped */"); #endif + #ifdef HAVE_LZ4 - test_compress_decompress(OBJECT_COMPRESSED_LZ4, compress_blob_lz4, decompress_blob_lz4); - test_decompress_startswith(OBJECT_COMPRESSED_LZ4, compress_blob_lz4, decompress_startswith_lz4); + test_compress_decompress(OBJECT_COMPRESSED_LZ4, compress_blob_lz4, decompress_blob_lz4, + text, sizeof(text), false); + test_compress_decompress(OBJECT_COMPRESSED_LZ4, compress_blob_lz4, decompress_blob_lz4, + data, sizeof(data), true); + test_decompress_startswith(OBJECT_COMPRESSED_LZ4, + compress_blob_lz4, decompress_startswith_lz4, + text, sizeof(text), false); + test_decompress_startswith(OBJECT_COMPRESSED_LZ4, + compress_blob_lz4, decompress_startswith_lz4, + data, sizeof(data), true); /* Produced stream is not compatible with lz4 binary, skip lz4cat check. */ test_compress_stream(OBJECT_COMPRESSED_LZ4, NULL, |