Test ElementProxy::add()

Author: bblanchon

extras/tests/JsonDocument/ElementProxy.cpp

@@ -26,13 +26,25 @@ TEST_CASE("ElementProxy::add()") {
     REQUIRE(doc.as<std::string>() == "[[\"world\"]]");
   }
 
-  SECTION("set(char[])") {
+  SECTION("add(char[])") {
     char s[] = "world";
     ep.add(s);
     strcpy(s, "!!!!!");
 
     REQUIRE(doc.as<std::string>() == "[[\"world\"]]");
   }
+
+#ifdef HAS_VARIABLE_LENGTH_ARRAY
+  SECTION("set(vla)") {
+    size_t i = 8;
+    char vla[i];
+    strcpy(vla, "world");
+
+    ep.add(vla);
+
+    REQUIRE(doc.as<std::string>() == "[[\"world\"]]");
+  }
+#endif
 }
 
 TEST_CASE("ElementProxy::clear()") {