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Fix topic matching tests and function.

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This commit is contained in:
Roger A. Light
2018-10-16 22:49:13 +01:00
parent 77099bb58c
commit 40ed672ecf
2 changed files with 60 additions and 44 deletions
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lib/util_topic.c
+28 -25
View File
@@ -176,31 +176,10 @@ int mosquitto_topic_matches_sub2(const char *sub, size_t sublen, const char *top
tpos = 0;
while(spos < sublen && tpos <= topiclen){
if(sub[spos] == topic[tpos]){
if(tpos == topiclen-1){
/* Check for e.g. foo matching foo/# */
if(spos == sublen-3
&& sub[spos+1] == '/'
&& sub[spos+2] == '#'){
*result = true;
multilevel_wildcard = true;
return MOSQ_ERR_SUCCESS;
}
}
spos++;
tpos++;
if(spos == sublen && tpos == topiclen){
*result = true;
return MOSQ_ERR_SUCCESS;
}else if(tpos == topiclen && spos == sublen-1 && sub[spos] == '+'){
if(spos > 0 && sub[spos-1] != '/'){
return MOSQ_ERR_INVAL;
}
spos++;
*result = true;
return MOSQ_ERR_SUCCESS;
}
}else{
if(topic[tpos] == '+' || topic[tpos] == '#'){
return MOSQ_ERR_INVAL;
}
if(sub[spos] != topic[tpos]){
if(sub[spos] == '+'){
/* Check for bad "+foo" or "a/+foo" subscription */
if(spos > 0 && sub[spos-1] != '/'){
@@ -244,6 +223,30 @@ int mosquitto_topic_matches_sub2(const char *sub, size_t sublen, const char *top
}
return MOSQ_ERR_SUCCESS;
}
}else{
if(tpos == topiclen-1){
/* Check for e.g. foo matching foo/# */
if(spos == sublen-3
&& sub[spos+1] == '/'
&& sub[spos+2] == '#'){
*result = true;
multilevel_wildcard = true;
return MOSQ_ERR_SUCCESS;
}
}
spos++;
tpos++;
if(spos == sublen && tpos == topiclen){
*result = true;
return MOSQ_ERR_SUCCESS;
}else if(tpos == topiclen && spos == sublen-1 && sub[spos] == '+'){
if(spos > 0 && sub[spos-1] != '/'){
return MOSQ_ERR_INVAL;
}
spos++;
*result = true;
return MOSQ_ERR_SUCCESS;
}
}
}
if(multilevel_wildcard == false && (tpos < topiclen || spos < sublen)){
test/unit/util_topic_test.c
+32 -19
View File
@@ -85,7 +85,7 @@ static void TEST_empty_input(void)
* VALID MATCHING AND NON-MATCHING
* ======================================================================== */
void TEST_valid_matching(void)
static void TEST_valid_matching(void)
{
match_helper("foo/#", "foo/");
match_helper("foo/#", "foo");
@@ -106,7 +106,7 @@ void TEST_valid_matching(void)
}
void TEST_invalid_but_matching(void)
static void TEST_invalid_but_matching(void)
{
/* Matching here is "naive treatment of the wildcards would produce a
* match". They shouldn't really match, they should fail. */
@@ -118,6 +118,14 @@ void TEST_invalid_but_matching(void)
no_match_helper(MOSQ_ERR_INVAL, "foo/+bar", "foo/+bar");
no_match_helper(MOSQ_ERR_INVAL, "foo/bar+", "foo/bar+");
no_match_helper(MOSQ_ERR_INVAL, "+foo", "afoo");
no_match_helper(MOSQ_ERR_INVAL, "fo+o", "foao");
no_match_helper(MOSQ_ERR_INVAL, "foo+", "fooa");
no_match_helper(MOSQ_ERR_INVAL, "+foo/bar", "afoo/bar");
no_match_helper(MOSQ_ERR_INVAL, "foo+/bar", "fooa/bar");
no_match_helper(MOSQ_ERR_INVAL, "foo/+bar", "foo/abar");
no_match_helper(MOSQ_ERR_INVAL, "foo/bar+", "foo/bara");
no_match_helper(MOSQ_ERR_INVAL, "#foo", "#foo");
no_match_helper(MOSQ_ERR_INVAL, "fo#o", "fo#o");
no_match_helper(MOSQ_ERR_INVAL, "foo#", "foo#");
@@ -125,31 +133,35 @@ void TEST_invalid_but_matching(void)
no_match_helper(MOSQ_ERR_INVAL, "foo#/bar", "foo#/bar");
no_match_helper(MOSQ_ERR_INVAL, "foo/#bar", "foo/#bar");
no_match_helper(MOSQ_ERR_INVAL, "foo/bar#", "foo/bar#");
no_match_helper(MOSQ_ERR_INVAL, "foo+", "fooa");
}
void TEST_valid_no_matching(void)
static void TEST_valid_no_matching(void)
{
no_match_helper(MOSQ_ERR_SUCCESS, "test/6/#", "test/3");
no_match_helper(MOSQ_ERR_SUCCESS, "foo/bar", "foo");
no_match_helper(MOSQ_ERR_SUCCESS, "foo/+", "foo/bar/baz");
no_match_helper(MOSQ_ERR_SUCCESS, "foo/+/baz", "foo/bar/bar");
no_match_helper(MOSQ_ERR_SUCCESS, "foo/+/#", "fo2/bar/baz");
no_match_helper(MOSQ_ERR_SUCCESS, "/#", "foo/bar");
no_match_helper(MOSQ_ERR_SUCCESS, "/#a", "foo/bar");
no_match_helper(MOSQ_ERR_SUCCESS, "#", "$SYS/bar");
no_match_helper(MOSQ_ERR_SUCCESS, "$BOB/bar", "$SYS/bar");
}
static void TEST_invalid(void)
{
no_match_helper(MOSQ_ERR_INVAL, "foo#", "foo");
no_match_helper(MOSQ_ERR_INVAL, "fo#o/", "foo");
no_match_helper(MOSQ_ERR_INVAL, "foo#", "fooa");
no_match_helper(MOSQ_ERR_INVAL, "foo+", "foo");
no_match_helper(MOSQ_ERR_INVAL, "foo+", "fooa");
no_match_helper(MOSQ_ERR_INVAL, "test/6/#", "test/3");
no_match_helper(MOSQ_ERR_INVAL, "foo/bar", "foo");
no_match_helper(MOSQ_ERR_INVAL, "foo/+", "foo/bar/baz");
no_match_helper(MOSQ_ERR_INVAL, "foo/+/baz", "foo/bar/bar");
no_match_helper(MOSQ_ERR_INVAL, "foo/+/#", "fo2/bar/baz");
no_match_helper(MOSQ_ERR_INVAL, "/#", "foo/bar");
no_match_helper(MOSQ_ERR_INVAL, "/#a", "foo/bar");
no_match_helper(MOSQ_ERR_INVAL, "#", "$SYS/bar");
no_match_helper(MOSQ_ERR_INVAL, "$BOB/bar", "$SYS/bar");
}
/* ========================================================================
@@ -171,6 +183,7 @@ int init_util_topic_tests(void)
|| !CU_add_test(test_suite, "Valid matching", TEST_valid_matching)
|| !CU_add_test(test_suite, "Valid no matching", TEST_valid_no_matching)
|| !CU_add_test(test_suite, "Invalid but matching", TEST_invalid_but_matching)
|| !CU_add_test(test_suite, "Invalid", TEST_invalid)
){
printf("Error adding util topic CUnit tests.\n");