406 lines
12 KiB
C
406 lines
12 KiB
C
/*-
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* BSD LICENSE
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*
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* Copyright(c) 2010-2013 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Intel Corporation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <stdio.h>
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#include <string.h>
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#include <inttypes.h>
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#include <rte_string_fns.h>
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#include <cmdline_parse.h>
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#include <cmdline_parse_string.h>
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#include "test_cmdline.h"
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/* structures needed to run tests */
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struct string_elt_str {
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const char * str; /* parsed string */
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const char * result; /* expected string */
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int idx; /* position at which result is expected to be */
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};
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struct string_elt_str string_elt_strs[] = {
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{"one#two#three", "three", 2},
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{"one#two with spaces#three", "three", 2},
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{"one#two\twith\ttabs#three", "three", 2},
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{"one#two\rwith\rreturns#three", "three", 2},
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{"one#two\nwith\nnewlines#three", "three", 2},
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{"one#two#three", "one", 0},
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{"one#two#three", "two", 1},
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{"one#two\0three", "two", 1},
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{"one#two with spaces#three", "two with spaces", 1},
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{"one#two\twith\ttabs#three", "two\twith\ttabs", 1},
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{"one#two\rwith\rreturns#three", "two\rwith\rreturns", 1},
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{"one#two\nwith\nnewlines#three", "two\nwith\nnewlines", 1},
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};
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#if CMDLINE_TEST_BUFSIZE < STR_TOKEN_SIZE
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#undef CMDLINE_TEST_BUFSIZE
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#define CMDLINE_TEST_BUFSIZE STR_TOKEN_SIZE
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#endif
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struct string_nb_str {
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const char * str; /* parsed string */
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int nb_strs; /* expected number of strings in str */
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};
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struct string_nb_str string_nb_strs[] = {
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{"one#two#three", 3},
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{"one", 1},
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{"one# \t two \r # three \n #four", 4},
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};
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struct string_parse_str {
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const char * str; /* parsed string */
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const char * fixed_str; /* parsing mode (any, fixed or multi) */
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const char * result; /* expected result */
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};
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struct string_parse_str string_parse_strs[] = {
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{"one", NULL, "one"}, /* any string */
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{"two", "one#two#three", "two"}, /* multiple choice string */
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{"three", "three", "three"}, /* fixed string */
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{"three", "one#two with\rgarbage\tcharacters\n#three", "three"},
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{"two with\rgarbage\tcharacters\n",
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"one#two with\rgarbage\tcharacters\n#three",
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"two with\rgarbage\tcharacters\n"},
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};
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struct string_invalid_str {
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const char * str; /* parsed string */
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const char * fixed_str; /* parsing mode (any, fixed or multi) */
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};
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struct string_invalid_str string_invalid_strs[] = {
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{"invalid", "one"}, /* fixed string */
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{"invalid", "one#two#three"}, /* multiple choice string */
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{"invalid", "invalidone"}, /* string that starts the same */
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{"invalidone", "invalid"}, /* string that starts the same */
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{"toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!"
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"toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!"
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"toolong!!!", NULL },
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{"toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!"
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"toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!"
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"toolong!!!", "fixed" },
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{"toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!"
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"toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!"
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"toolong!!!", "multi#choice#string" },
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{"invalid",
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"toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!"
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"toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!toolong!!!"
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"toolong!!!" },
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{"invalid", ""},
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{"", "invalid"}
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};
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const char * string_help_strs[] = {
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NULL,
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"fixed_str",
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"multi#str",
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};
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#define STRING_PARSE_STRS_SIZE \
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(sizeof(string_parse_strs) / sizeof(string_parse_strs[0]))
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#define STRING_HELP_STRS_SIZE \
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(sizeof(string_help_strs) / sizeof(string_help_strs[0]))
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#define STRING_ELT_STRS_SIZE \
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(sizeof(string_elt_strs) / sizeof(string_elt_strs[0]))
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#define STRING_NB_STRS_SIZE \
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(sizeof(string_nb_strs) / sizeof(string_nb_strs[0]))
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#define STRING_INVALID_STRS_SIZE \
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(sizeof(string_invalid_strs) / sizeof(string_invalid_strs[0]))
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#define SMALL_BUF 8
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/* test invalid parameters */
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int
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test_parse_string_invalid_param(void)
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{
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cmdline_parse_token_string_t token;
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int result;
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char buf[CMDLINE_TEST_BUFSIZE];
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memset(&token, 0, sizeof(token));
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rte_snprintf(buf, sizeof(buf), "buffer");
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/* test null token */
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if (cmdline_get_help_string(
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NULL, buf, 0) != -1) {
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printf("Error: function accepted null token!\n");
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return -1;
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}
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if (cmdline_complete_get_elt_string(
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NULL, 0, buf, 0) != -1) {
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printf("Error: function accepted null token!\n");
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return -1;
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}
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if (cmdline_complete_get_nb_string(NULL) != -1) {
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printf("Error: function accepted null token!\n");
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return -1;
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}
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if (cmdline_parse_string(NULL, buf, NULL) != -1) {
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printf("Error: function accepted null token!\n");
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return -1;
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}
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/* test null buffer */
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if (cmdline_complete_get_elt_string(
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(cmdline_parse_token_hdr_t*)&token, 0, NULL, 0) != -1) {
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printf("Error: function accepted null buffer!\n");
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return -1;
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}
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if (cmdline_parse_string(
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(cmdline_parse_token_hdr_t*)&token, NULL, (void*)&result) != -1) {
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printf("Error: function accepted null buffer!\n");
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return -1;
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}
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if (cmdline_get_help_string(
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(cmdline_parse_token_hdr_t*)&token, NULL, 0) != -1) {
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printf("Error: function accepted null buffer!\n");
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return -1;
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}
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/* test null result */
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if (cmdline_parse_string(
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(cmdline_parse_token_hdr_t*)&token, buf, NULL) == -1) {
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printf("Error: function rejected null result!\n");
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return -1;
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}
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/* test negative index */
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if (cmdline_complete_get_elt_string(
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(cmdline_parse_token_hdr_t*)&token, -1, buf, 0) != -1) {
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printf("Error: function accepted negative index!\n");
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return -1;
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}
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return 0;
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}
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/* test valid parameters but invalid data */
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int
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test_parse_string_invalid_data(void)
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{
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cmdline_parse_token_string_t token;
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cmdline_parse_token_string_t help_token;
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char buf[CMDLINE_TEST_BUFSIZE];
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char help_str[CMDLINE_TEST_BUFSIZE];
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char small_buf[SMALL_BUF];
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unsigned i;
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/* test parsing invalid strings */
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for (i = 0; i < STRING_INVALID_STRS_SIZE; i++) {
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memset(&token, 0, sizeof(token));
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memset(buf, 0, sizeof(buf));
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/* prepare test token data */
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token.string_data.str = string_invalid_strs[i].fixed_str;
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if (cmdline_parse_string((cmdline_parse_token_hdr_t*)&token,
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string_invalid_strs[i].str, (void*)buf) != -1) {
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memset(help_str, 0, sizeof(help_str));
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memset(&help_token, 0, sizeof(help_token));
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help_token.string_data.str = string_invalid_strs[i].fixed_str;
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/* get parse type so we can give a good error message */
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cmdline_get_help_string((cmdline_parse_token_hdr_t*)&token, help_str,
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sizeof(help_str));
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printf("Error: parsing %s as %s succeeded!\n",
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string_invalid_strs[i].str, help_str);
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return -1;
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}
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}
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/* misc tests (big comments signify test cases) */
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memset(&token, 0, sizeof(token));
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memset(small_buf, 0, sizeof(small_buf));
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/*
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* try to get element from a null token
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*/
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token.string_data.str = NULL;
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if (cmdline_complete_get_elt_string(
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(cmdline_parse_token_hdr_t*)&token, 1,
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buf, sizeof(buf)) != -1) {
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printf("Error: getting token from null token string!\n");
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return -1;
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}
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/*
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* try to get element into a buffer that is too small
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*/
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token.string_data.str = "too_small_buffer";
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if (cmdline_complete_get_elt_string(
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(cmdline_parse_token_hdr_t*)&token, 0,
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small_buf, sizeof(small_buf)) != -1) {
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printf("Error: writing token into too small a buffer succeeded!\n");
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return -1;
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}
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/*
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* get help string written into a buffer smaller than help string
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* truncation should occur
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*/
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token.string_data.str = NULL;
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if (cmdline_get_help_string(
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(cmdline_parse_token_hdr_t*)&token,
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small_buf, sizeof(small_buf)) == -1) {
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printf("Error: writing help string into too small a buffer failed!\n");
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return -1;
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}
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/* get help string for "any string" so we can compare it with small_buf */
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cmdline_get_help_string((cmdline_parse_token_hdr_t*)&token, help_str,
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sizeof(help_str));
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if (strncmp(small_buf, help_str, sizeof(small_buf) - 1)) {
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printf("Error: help string mismatch!\n");
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return -1;
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}
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/* check null terminator */
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if (small_buf[sizeof(small_buf) - 1] != '\0') {
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printf("Error: small buffer doesn't have a null terminator!\n");
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return -1;
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}
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/*
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* try to count tokens in a null token
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*/
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token.string_data.str = NULL;
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if (cmdline_complete_get_nb_string(
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(cmdline_parse_token_hdr_t*)&token) != 0) {
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printf("Error: getting token count from null token succeeded!\n");
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return -1;
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}
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return 0;
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}
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/* test valid parameters and data */
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int
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test_parse_string_valid(void)
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{
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cmdline_parse_token_string_t token;
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cmdline_parse_token_string_t help_token;
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char buf[CMDLINE_TEST_BUFSIZE];
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char help_str[CMDLINE_TEST_BUFSIZE];
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unsigned i;
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/* test parsing strings */
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for (i = 0; i < STRING_PARSE_STRS_SIZE; i++) {
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memset(&token, 0, sizeof(token));
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memset(buf, 0, sizeof(buf));
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token.string_data.str = string_parse_strs[i].fixed_str;
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if (cmdline_parse_string((cmdline_parse_token_hdr_t*)&token,
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string_parse_strs[i].str, (void*)buf) < 0) {
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/* clean help data */
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memset(&help_token, 0, sizeof(help_token));
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memset(help_str, 0, sizeof(help_str));
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/* prepare help token */
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help_token.string_data.str = string_parse_strs[i].fixed_str;
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/* get help string so that we get an informative error message */
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cmdline_get_help_string((cmdline_parse_token_hdr_t*)&token, help_str,
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sizeof(help_str));
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printf("Error: parsing %s as %s failed!\n",
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string_parse_strs[i].str, help_str);
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return -1;
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}
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if (strncmp(buf, string_parse_strs[i].result,
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sizeof(string_parse_strs[i].result) - 1) != 0) {
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printf("Error: result mismatch!\n");
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return -1;
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}
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}
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/* get number of string tokens and verify it's correct */
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for (i = 0; i < STRING_NB_STRS_SIZE; i++) {
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memset(&token, 0, sizeof(token));
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token.string_data.str = string_nb_strs[i].str;
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if (cmdline_complete_get_nb_string(
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(cmdline_parse_token_hdr_t*)&token) <
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string_nb_strs[i].nb_strs) {
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printf("Error: strings count mismatch!\n");
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return -1;
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}
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}
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/* get token at specified position and verify it's correct */
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for (i = 0; i < STRING_ELT_STRS_SIZE; i++) {
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memset(&token, 0, sizeof(token));
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memset(buf, 0, sizeof(buf));
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token.string_data.str = string_elt_strs[i].str;
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if (cmdline_complete_get_elt_string(
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(cmdline_parse_token_hdr_t*)&token, string_elt_strs[i].idx,
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buf, sizeof(buf)) < 0) {
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printf("Error: getting string element failed!\n");
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return -1;
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}
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if (strncmp(buf, string_elt_strs[i].result,
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sizeof(string_elt_strs[i].result)) != 0) {
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printf("Error: result mismatch!\n");
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return -1;
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}
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}
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/* cover all cases with help strings */
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for (i = 0; i < STRING_HELP_STRS_SIZE; i++) {
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memset(&help_token, 0, sizeof(help_token));
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memset(help_str, 0, sizeof(help_str));
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help_token.string_data.str = string_help_strs[i];
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if (cmdline_get_help_string((cmdline_parse_token_hdr_t*)&help_token,
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help_str, sizeof(help_str)) < 0) {
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printf("Error: help operation failed!\n");
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return -1;
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}
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}
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return 0;
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}
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