1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright 2016, Olivier MATZ <zer0@droids-corp.org>
12 #include <ecoli_malloc.h>
13 #include <ecoli_log.h>
14 #include <ecoli_test.h>
15 #include <ecoli_strvec.h>
16 #include <ecoli_node.h>
17 #include <ecoli_parse.h>
18 #include <ecoli_complete.h>
19 #include <ecoli_node_str.h>
20 #include <ecoli_node_or.h>
21 #include <ecoli_node_many.h>
22 #include <ecoli_node_once.h>
24 EC_LOG_TYPE_REGISTER(node_once);
28 struct ec_node *child;
32 count_node(struct ec_parse *parse, const struct ec_node *node)
34 struct ec_parse *child;
35 unsigned int count = 0;
40 if (ec_parse_get_node(parse) == node)
43 EC_PARSE_FOREACH_CHILD(child, parse)
44 count += count_node(child, node);
50 ec_node_once_parse(const struct ec_node *gen_node,
51 struct ec_parse *state,
52 const struct ec_strvec *strvec)
54 struct ec_node_once *node = (struct ec_node_once *)gen_node;
57 /* count the number of occurences of the node: if already parsed,
60 count = count_node(ec_parse_get_root(state), node->child);
62 return EC_PARSE_NOMATCH;
64 return ec_node_parse_child(node->child, state, strvec);
68 ec_node_once_complete(const struct ec_node *gen_node,
70 const struct ec_strvec *strvec)
72 struct ec_node_once *node = (struct ec_node_once *)gen_node;
73 struct ec_parse *parse = ec_comp_get_state(comp);
77 /* count the number of occurences of the node: if already parsed,
80 count = count_node(ec_parse_get_root(parse), node->child);
84 ret = ec_node_complete_child(node->child, comp, strvec);
91 static void ec_node_once_free_priv(struct ec_node *gen_node)
93 struct ec_node_once *node = (struct ec_node_once *)gen_node;
95 ec_node_free(node->child);
99 ec_node_once_get_children_count(const struct ec_node *gen_node)
101 struct ec_node_once *node = (struct ec_node_once *)gen_node;
109 ec_node_once_get_child(const struct ec_node *gen_node, size_t i,
110 struct ec_node **child, unsigned int *refs)
112 struct ec_node_once *node = (struct ec_node_once *)gen_node;
117 *child = node->child;
122 static struct ec_node_type ec_node_once_type = {
124 .parse = ec_node_once_parse,
125 .complete = ec_node_once_complete,
126 .size = sizeof(struct ec_node_once),
127 .free_priv = ec_node_once_free_priv,
128 .get_children_count = ec_node_once_get_children_count,
129 .get_child = ec_node_once_get_child,
132 EC_NODE_TYPE_REGISTER(ec_node_once_type);
134 int ec_node_once_set(struct ec_node *gen_node, struct ec_node *child)
136 struct ec_node_once *node = (struct ec_node_once *)gen_node;
138 if (gen_node == NULL || child == NULL) {
143 if (ec_node_check_type(gen_node, &ec_node_once_type) < 0)
155 struct ec_node *ec_node_once(const char *id, struct ec_node *child)
157 struct ec_node *gen_node = NULL;
162 gen_node = ec_node_from_type(&ec_node_once_type, id);
163 if (gen_node == NULL)
166 ec_node_once_set(gen_node, child);
176 /* LCOV_EXCL_START */
177 static int ec_node_once_testcase(void)
179 struct ec_node *node;
182 node = ec_node_many(EC_NO_ID,
184 ec_node_once(EC_NO_ID, ec_node_str(EC_NO_ID, "foo")),
185 ec_node_str(EC_NO_ID, "bar")
189 EC_LOG(EC_LOG_ERR, "cannot create node\n");
192 testres |= EC_TEST_CHECK_PARSE(node, 0);
193 testres |= EC_TEST_CHECK_PARSE(node, 1, "foo");
194 testres |= EC_TEST_CHECK_PARSE(node, 1, "bar");
195 testres |= EC_TEST_CHECK_PARSE(node, 2, "foo", "bar");
196 testres |= EC_TEST_CHECK_PARSE(node, 3, "foo", "bar", "bar");
197 testres |= EC_TEST_CHECK_PARSE(node, 3, "bar", "foo", "bar");
198 testres |= EC_TEST_CHECK_PARSE(node, 2, "bar", "foo", "foo");
199 testres |= EC_TEST_CHECK_PARSE(node, 1, "foo", "foo");
200 testres |= EC_TEST_CHECK_PARSE(node, 0, "foox");
202 testres |= EC_TEST_CHECK_COMPLETE(node,
204 "foo", "bar", EC_NODE_ENDLIST);
205 testres |= EC_TEST_CHECK_COMPLETE(node,
206 "f", EC_NODE_ENDLIST,
207 "foo", EC_NODE_ENDLIST);
208 testres |= EC_TEST_CHECK_COMPLETE(node,
209 "b", EC_NODE_ENDLIST,
210 "bar", EC_NODE_ENDLIST);
211 testres |= EC_TEST_CHECK_COMPLETE(node,
212 "foo", "", EC_NODE_ENDLIST,
213 "bar", EC_NODE_ENDLIST);
214 testres |= EC_TEST_CHECK_COMPLETE(node,
215 "bar", "", EC_NODE_ENDLIST,
216 "foo", "bar", EC_NODE_ENDLIST);
223 static struct ec_test ec_node_once_test = {
225 .test = ec_node_once_testcase,
228 EC_TEST_REGISTER(ec_node_once_test);