jq: extract oauth2_jq_filter_compile for config testing purposes

Signed-off-by: Hans Zandbelt <[email protected]>

Author: zandbelt

include/oauth2/jq.h

@@ -24,6 +24,10 @@
 #include "oauth2/cache.h"
 #include "oauth2/log.h"
 
+typedef struct jq_state jq_state;
+
+bool oauth2_jq_filter_compile(oauth2_log_t *log, const char *filter,
+			      jq_state **r_jq);
 bool oauth2_jq_filter(oauth2_log_t *log, oauth2_cache_t *cache,
 		      const char *input, const char *filter, char **result);
 

src/jq.c

@@ -64,6 +64,38 @@ static int oauth2_jq_filter_cache_ttl(oauth2_log_t *log)
 	return OAUTH2_JQ_FILTER_EXPIRE_DEFAULT;
 }
 
+bool oauth2_jq_filter_compile(oauth2_log_t *log, const char *filter,
+			      jq_state **r_jq)
+{
+
+	bool rc = false;
+
+	jq_state *jq = jq_init();
+	if (jq == NULL) {
+		oauth2_error(log, "jq_init failed");
+		goto end;
+	}
+
+	if (jq_compile(jq, filter) == 0) {
+		oauth2_error(log, "jq_compile failed");
+		goto end;
+	}
+
+	if (r_jq != NULL)
+		*r_jq = jq;
+
+	rc = true;
+
+end:
+
+	if ((rc == false) || (r_jq == NULL)) {
+		if (jq != NULL)
+			jq_teardown(&jq);
+	}
+
+	return rc;
+}
+
 bool oauth2_jq_filter(oauth2_log_t *log, oauth2_cache_t *cache,
 		      const char *input, const char *filter, char **result)
 {
@@ -105,16 +137,8 @@ bool oauth2_jq_filter(oauth2_log_t *log, oauth2_cache_t *cache,
 		}
 	}
 
-	jq = jq_init();
-	if (jq == NULL) {
-		oauth2_error(log, "jq_init returned NULL");
+	if (oauth2_jq_filter_compile(log, filter, &jq) == false)
 		goto end;
-	}
-
-	if (jq_compile(jq, filter) == 0) {
-		oauth2_error(log, "jq_compile returned an error");
-		goto end;
-	}
 
 	parser = jv_parser_new(0);
 	if (parser == NULL) {

test/check_jq.c

@@ -36,7 +36,18 @@ static void teardown(void)
 	oauth2_shutdown(_log);
 }
 
-START_TEST(test_jq)
+START_TEST(test_jq_compile)
+{
+	bool rc = false;
+
+	rc = oauth2_jq_filter_compile(_log, ".add + 1", NULL);
+	ck_assert_int_eq(rc, true);
+
+	rc = oauth2_jq_filter_compile(_log, "bla", NULL);
+	ck_assert_int_eq(rc, false);
+}
+
+START_TEST(test_jq_filter)
 {
 	bool rc = false;
 	oauth2_cache_t *c = NULL;
@@ -73,7 +84,8 @@ Suite *oauth2_check_jq_suite()
 
 	tcase_add_checked_fixture(c, setup, teardown);
 
-	tcase_add_test(c, test_jq);
+	tcase_add_test(c, test_jq_compile);
+	tcase_add_test(c, test_jq_filter);
 
 	suite_add_tcase(s, c);