2 * Copyright (c) 2014 Nicira, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 /* The mother of all test programs that links with libopevswitch.la */
24 #include "command-line.h"
25 #include "dynamic-string.h"
29 static struct ovs_cmdl_command *commands = NULL;
30 static size_t n_commands = 0;
31 static size_t allocated_commands = 0;
34 add_command(struct ovs_cmdl_command *cmd)
36 const struct ovs_cmdl_command nil = {NULL, NULL, 0, 0, NULL};
38 while (n_commands + 1 >= allocated_commands) {
39 commands = x2nrealloc(commands, &allocated_commands,
43 commands[n_commands] = *cmd;
44 commands[n_commands + 1] = nil;
48 #define OVSTEST_USAGE \
49 "TEST [TESTARGS] where 'TEST' is a string, 'TESTARGS' are optional \n"\
50 "arguments of the TEST"
53 flush_help_string(struct ds *ds)
55 if (ds->length > 2 ) {
57 printf ("%s\n", ds_cstr(ds));
63 help(struct ovs_cmdl_context *ctx OVS_UNUSED)
65 const struct ovs_cmdl_command *p;
66 struct ds test_names = DS_EMPTY_INITIALIZER;
67 const int linesize = 70;
69 printf("%s: the big test executable\n"
70 "usage: %s TEST [TESTARGS]\n"
71 "where TEST is one of the following. \n\n",
72 program_name, program_name);
74 for(p = commands; p->name != NULL; p++) {
75 if (*p->name != '-') { /* Skip internal commands */
76 ds_put_format(&test_names, "%s, ", p->name);
77 if ((test_names.length) >= linesize) {
78 flush_help_string(&test_names);
82 flush_help_string(&test_names);
83 ds_destroy(&test_names);
87 add_top_level_commands(void)
89 struct ovs_cmdl_command help_cmd = {"--help", NULL, 0, 0, help};
91 add_command(&help_cmd);
95 ovstest_register(const char *test_name, ovs_cmdl_handler f)
97 struct ovs_cmdl_command test_cmd;
99 test_cmd.name = test_name;
100 test_cmd.usage = NULL;
101 test_cmd.min_args = 0;
102 test_cmd.max_args = INT_MAX;
103 test_cmd.handler = f;
105 add_command(&test_cmd);
111 if (allocated_commands) {
117 main(int argc, char *argv[])
119 set_program_name(argv[0]);
122 ovs_fatal(0, "expect test program to be specified; "
123 "use --help for usage");
126 add_top_level_commands();
128 struct ovs_cmdl_context ctx = {
132 ovs_cmdl_run_command(&ctx, commands);