From mboxrd@z Thu Jan 1 00:00:00 1970 From: Marko Kovacevic Subject: [PATCH v1 1/2] test/compress: add out of space test Date: Fri, 14 Dec 2018 15:33:25 +0000 Message-ID: <20181214153326.17356-1-marko.kovacevic@intel.com> Cc: akhil.goyal@nxp.com, lee.daly@intel.com, tomaszx.jozwiak@intel.com, cathal.ohare@intel.com, fiona.trahe@intel.com, "Kovacevic, Marko" To: dev@dpdk.org Return-path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 5B2711B87F for ; Fri, 14 Dec 2018 16:33:33 +0100 (CET) List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" From: "Kovacevic, Marko" This patch adds new out of space testcase to check that the destination mbuf is smaller than required for the output of compression to ensure the driver doesn't crash and returns the valid error case. Signed-off-by: Marko Kovacevic --- test/test/test_compressdev.c | 112 +++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 108 insertions(+), 4 deletions(-) diff --git a/test/test/test_compressdev.c b/test/test/test_compressdev.c index 4ea13f4..63b1ba9 100644 --- a/test/test/test_compressdev.c +++ b/test/test/test_compressdev.c @@ -41,6 +41,9 @@ #define ZLIB_TRAILER_SIZE 4 #define GZIP_HEADER_SIZE 10 #define GZIP_TRAILER_SIZE 8 +#define OUT_OF_SPACE_BUF 1 + +int out_of_space; const char * huffman_type_strings[] = { @@ -727,8 +730,9 @@ test_deflate_comp_decomp(const char * const test_bufs[], if (sgl) { for (i = 0; i < num_bufs; i++) { - data_size = strlen(test_bufs[i]) * - COMPRESS_BUF_SIZE_RATIO; + out_of_space ? data_size = OUT_OF_SPACE_BUF : + (data_size = strlen(test_bufs[i]) * + COMPRESS_BUF_SIZE_RATIO); if (prepare_sgl_bufs(NULL, comp_bufs[i], data_size, ts_params->small_mbuf_pool, @@ -739,8 +743,9 @@ test_deflate_comp_decomp(const char * const test_bufs[], } else { for (i = 0; i < num_bufs; i++) { - data_size = strlen(test_bufs[i]) * - COMPRESS_BUF_SIZE_RATIO; + out_of_space ? data_size = OUT_OF_SPACE_BUF : + (data_size = strlen(test_bufs[i]) * + COMPRESS_BUF_SIZE_RATIO); rte_pktmbuf_append(comp_bufs[i], data_size); } } @@ -1663,6 +1668,103 @@ test_compressdev_deflate_stateless_checksum(void) return ret; } +static int +test_compressdev_out_of_space_buffer(void) +{ + struct comp_testsuite_params *ts_params = &testsuite_params; + const char *test_buffer; + int ret; + uint16_t i = 0; + const struct rte_compressdev_capabilities *capab; + out_of_space = 1; + + capab = rte_compressdev_capability_get(0, RTE_COMP_ALGO_DEFLATE); + TEST_ASSERT(capab != NULL, "Failed to retrieve device capabilities"); + + if ((capab->comp_feature_flags & RTE_COMP_FF_HUFFMAN_FIXED) == 0) + return -ENOTSUP; + + struct rte_comp_xform *compress_xform = + rte_malloc(NULL, sizeof(struct rte_comp_xform), 0); + + if (compress_xform == NULL) { + RTE_LOG(ERR, USER1, + "Compress xform could not be created\n"); + ret = TEST_FAILED; + goto exit; + } + + test_buffer = compress_test_bufs[i]; + + if (capab->comp_feature_flags & RTE_COMP_FF_OOP_SGL_IN_SGL_OUT) { + + /* Compress with compressdev, decompress with Zlib */ + if (test_deflate_comp_decomp(&test_buffer, 1, + &i, + &ts_params->def_comp_xform, + &ts_params->def_decomp_xform, + 1, + RTE_COMP_OP_STATELESS, + 1, + ZLIB_DECOMPRESS, + 0) == 0) { + ret = TEST_FAILED; + goto exit; + + } + + /* Compress with Zlib, decompress with compressdev */ + if (test_deflate_comp_decomp(&test_buffer, 1, + &i, + &ts_params->def_comp_xform, + &ts_params->def_decomp_xform, + 1, + RTE_COMP_OP_STATELESS, + 0, + ZLIB_COMPRESS, + 0) == 0) { + ret = TEST_FAILED; + goto exit; + } + } + + /* Compress with compressdev, decompress with Zlib */ + if (test_deflate_comp_decomp(&test_buffer, 1, + &i, + &ts_params->def_comp_xform, + &ts_params->def_decomp_xform, + 1, + RTE_COMP_OP_STATELESS, + 0, + ZLIB_DECOMPRESS, + 0) == 0) { + ret = TEST_FAILED; + goto exit; + + } + + /* Compress with Zlib, decompress with compressdev */ + if (test_deflate_comp_decomp(&test_buffer, 1, + &i, + &ts_params->def_comp_xform, + &ts_params->def_decomp_xform, + 1, + RTE_COMP_OP_STATELESS, + 0, + ZLIB_COMPRESS, + 0) == 0) { + ret = TEST_FAILED; + goto exit; + } + + ret = TEST_SUCCESS; + out_of_space = 0; + +exit: + rte_free(compress_xform); + return ret; +} + static struct unit_test_suite compressdev_testsuite = { .suite_name = "compressdev unit test suite", .setup = testsuite_setup, @@ -1684,6 +1786,8 @@ static struct unit_test_suite compressdev_testsuite = { test_compressdev_deflate_stateless_sgl), TEST_CASE_ST(generic_ut_setup, generic_ut_teardown, test_compressdev_deflate_stateless_checksum), + TEST_CASE_ST(generic_ut_setup, generic_ut_teardown, + test_compressdev_out_of_space_buffer), TEST_CASES_END() /**< NULL terminate unit test array */ } }; -- 2.9.5