Update ArduinoJSON, esp-nimble-cpp, Arduino Core, ESP-IDF (#448)

* ArduinoJSON 7.1.0

* Update nimble and arduino core

* Update nuki_ble

lib/ArduinoJson/extras/tests/JsonVariantConst/subscript.cpp

@@ -5,6 +5,8 @@
 #include <ArduinoJson.h>
 #include <catch.hpp>
 
+#include "Literals.hpp"
+
 TEST_CASE("JsonVariantConst::operator[]") {
   JsonDocument doc;
   JsonVariantConst var = doc.to<JsonVariant>();
@@ -27,13 +29,23 @@ TEST_CASE("JsonVariantConst::operator[]") {
     array.add("A");
     array.add("B");
 
-    REQUIRE(std::string("A") == var[0]);
-    REQUIRE(std::string("B") == var[1]);
-    REQUIRE(std::string("A") ==
-            var[static_cast<unsigned char>(0)]);  // issue #381
-    REQUIRE(var[666].isNull());
-    REQUIRE(var[3].isNull());
-    REQUIRE(var["0"].isNull());
+    SECTION("int") {
+      REQUIRE("A"_s == var[0]);
+      REQUIRE("B"_s == var[1]);
+      REQUIRE("A"_s == var[static_cast<unsigned char>(0)]);  // issue #381
+      REQUIRE(var[666].isNull());
+      REQUIRE(var[3].isNull());
+    }
+
+    SECTION("const char*") {
+      REQUIRE(var["0"].isNull());
+    }
+
+    SECTION("JsonVariant") {
+      array.add(1);
+      REQUIRE(var[var[2]] == "B"_s);
+      REQUIRE(var[var[3]].isNull());
+    }
   }
 
   SECTION("object") {
@@ -42,16 +54,16 @@ TEST_CASE("JsonVariantConst::operator[]") {
     object["b"] = "B";
 
     SECTION("supports const char*") {
-      REQUIRE(std::string("A") == var["a"]);
-      REQUIRE(std::string("B") == var["b"]);
+      REQUIRE("A"_s == var["a"]);
+      REQUIRE("B"_s == var["b"]);
       REQUIRE(var["c"].isNull());
       REQUIRE(var[0].isNull());
     }
 
     SECTION("supports std::string") {
-      REQUIRE(std::string("A") == var[std::string("a")]);
-      REQUIRE(std::string("B") == var[std::string("b")]);
-      REQUIRE(var[std::string("c")].isNull());
+      REQUIRE("A"_s == var["a"_s]);
+      REQUIRE("B"_s == var["b"_s]);
+      REQUIRE(var["c"_s].isNull());
     }
 
 #if defined(HAS_VARIABLE_LENGTH_ARRAY) && \
@@ -61,8 +73,14 @@ TEST_CASE("JsonVariantConst::operator[]") {
       char vla[i];
       strcpy(vla, "a");
 
-      REQUIRE(std::string("A") == var[vla]);
+      REQUIRE("A"_s == var[vla]);
     }
 #endif
+
+    SECTION("supports JsonVariant") {
+      object["c"] = "b";
+      REQUIRE(var[var["c"]] == "B");
+      REQUIRE(var[var["d"]].isNull());
+    }
   }
 }