diff options
Diffstat (limited to 'src/spdk/dpdk/app/test/test_string_fns.c')
| -rw-r--r-- | src/spdk/dpdk/app/test/test_string_fns.c | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/src/spdk/dpdk/app/test/test_string_fns.c b/src/spdk/dpdk/app/test/test_string_fns.c new file mode 100644 index 000000000..5e105d2bb --- /dev/null +++ b/src/spdk/dpdk/app/test/test_string_fns.c @@ -0,0 +1,185 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2014 Intel Corporation + */ + +#include <stdio.h> +#include <stdarg.h> +#include <stddef.h> +#include <errno.h> +#include <string.h> + +#include <rte_string_fns.h> + +#include "test.h" + +#define LOG(...) do {\ + fprintf(stderr, "%s() ln %d: ", __func__, __LINE__); \ + fprintf(stderr, __VA_ARGS__); \ +} while(0) + +#define DATA_BYTE 'a' + +static int +test_rte_strsplit(void) +{ + int i; + do { + /* ======================================================= + * split a mac address correct number of splits requested + * =======================================================*/ + char test_string[] = "54:65:76:87:98:90"; + char *splits[6]; + + LOG("Source string: '%s', to split on ':'\n", test_string); + if (rte_strsplit(test_string, sizeof(test_string), + splits, 6, ':') != 6) { + LOG("Error splitting mac address\n"); + return -1; + } + for (i = 0; i < 6; i++) + LOG("Token %d = %s\n", i + 1, splits[i]); + } while (0); + + + do { + /* ======================================================= + * split on spaces smaller number of splits requested + * =======================================================*/ + char test_string[] = "54 65 76 87 98 90"; + char *splits[6]; + + LOG("Source string: '%s', to split on ' '\n", test_string); + if (rte_strsplit(test_string, sizeof(test_string), + splits, 3, ' ') != 3) { + LOG("Error splitting mac address for max 2 splits\n"); + return -1; + } + for (i = 0; i < 3; i++) + LOG("Token %d = %s\n", i + 1, splits[i]); + } while (0); + + do { + /* ======================================================= + * split on commas - more splits than commas requested + * =======================================================*/ + char test_string[] = "a,b,c,d"; + char *splits[6]; + + LOG("Source string: '%s', to split on ','\n", test_string); + if (rte_strsplit(test_string, sizeof(test_string), + splits, 6, ',') != 4) { + LOG("Error splitting %s on ','\n", test_string); + return -1; + } + for (i = 0; i < 4; i++) + LOG("Token %d = %s\n", i + 1, splits[i]); + } while(0); + + do { + /* ======================================================= + * Try splitting on non-existent character. + * =======================================================*/ + char test_string[] = "a,b,c,d"; + char *splits[6]; + + LOG("Source string: '%s', to split on ' '\n", test_string); + if (rte_strsplit(test_string, sizeof(test_string), + splits, 6, ' ') != 1) { + LOG("Error splitting %s on ' '\n", test_string); + return -1; + } + LOG("String not split\n"); + } while(0); + + do { + /* ======================================================= + * Invalid / edge case parameter checks + * =======================================================*/ + char test_string[] = "a,b,c,d"; + char *splits[6]; + + if (rte_strsplit(NULL, 0, splits, 6, ',') >= 0 + || errno != EINVAL){ + LOG("Error: rte_strsplit accepted NULL string parameter\n"); + return -1; + } + + if (rte_strsplit(test_string, sizeof(test_string), NULL, 0, ',') >= 0 + || errno != EINVAL){ + LOG("Error: rte_strsplit accepted NULL array parameter\n"); + return -1; + } + + errno = 0; + if (rte_strsplit(test_string, 0, splits, 6, ',') != 0 || errno != 0) { + LOG("Error: rte_strsplit did not accept 0 length string\n"); + return -1; + } + + if (rte_strsplit(test_string, sizeof(test_string), splits, 0, ',') != 0 + || errno != 0) { + LOG("Error: rte_strsplit did not accept 0 length array\n"); + return -1; + } + + LOG("Parameter test cases passed\n"); + } while(0); + + LOG("%s - PASSED\n", __func__); + return 0; +} + +static int +test_rte_strlcat(void) +{ + /* only run actual unit tests if we have system-provided strlcat */ +#if defined(__BSD_VISIBLE) || defined(RTE_USE_LIBBSD) +#define BUF_LEN 32 + const char dst[BUF_LEN] = "Test string"; + const char src[] = " appended"; + char bsd_dst[BUF_LEN]; + char rte_dst[BUF_LEN]; + size_t i, bsd_ret, rte_ret; + + LOG("dst = '%s', strlen(dst) = %zu\n", dst, strlen(dst)); + LOG("src = '%s', strlen(src) = %zu\n", src, strlen(src)); + LOG("---\n"); + + for (i = 0; i < BUF_LEN; i++) { + /* initialize destination buffers */ + memcpy(bsd_dst, dst, BUF_LEN); + memcpy(rte_dst, dst, BUF_LEN); + /* compare implementations */ + bsd_ret = strlcat(bsd_dst, src, i); + rte_ret = rte_strlcat(rte_dst, src, i); + if (bsd_ret != rte_ret) { + LOG("Incorrect retval for buf length = %zu\n", i); + LOG("BSD: '%zu', rte: '%zu'\n", bsd_ret, rte_ret); + return -1; + } + if (memcmp(bsd_dst, rte_dst, BUF_LEN) != 0) { + LOG("Resulting buffers don't match\n"); + LOG("BSD: '%s', rte: '%s'\n", bsd_dst, rte_dst); + return -1; + } + LOG("buffer size = %zu: dst = '%s', ret = %zu\n", + i, rte_dst, rte_ret); + } + LOG("Checked %zu combinations\n", i); +#undef BUF_LEN +#endif /* defined(__BSD_VISIBLE) || defined(RTE_USE_LIBBSD) */ + + return 0; +} + +static int +test_string_fns(void) +{ + if (test_rte_strsplit() < 0) + return -1; + if (test_rte_strlcat() < 0) + return -1; + return 0; +} + +REGISTER_TEST_COMMAND(string_autotest, test_string_fns); |