first commit

jansson/test/suites/api/test_sprintf.c

@@ -0,0 +1,29 @@
+#include "util.h"
+#include <jansson.h>
+#include <string.h>
+
+static void test_sprintf() {
+    json_t *s = json_sprintf("foo bar %d", 42);
+    if (!s)
+        fail("json_sprintf returned NULL");
+    if (!json_is_string(s))
+        fail("json_sprintf didn't return a JSON string");
+    if (strcmp(json_string_value(s), "foo bar 42"))
+        fail("json_sprintf generated an unexpected string");
+
+    json_decref(s);
+
+    s = json_sprintf("%s", "");
+    if (!s)
+        fail("json_sprintf returned NULL");
+    if (!json_is_string(s))
+        fail("json_sprintf didn't return a JSON string");
+    if (json_string_length(s) != 0)
+        fail("string is not empty");
+    json_decref(s);
+
+    if (json_sprintf("%s", "\xff\xff"))
+        fail("json_sprintf unexpected success with invalid UTF");
+}
+
+static void run_tests() { test_sprintf(); }