Added JsonArrayConst, JsonObjectConst, and JsonVariantConst

test/JsonObject/equals.cpp

@@ -0,0 +1,35 @@
+// ArduinoJson - arduinojson.org
+// Copyright Benoit Blanchon 2014-2018
+// MIT License
+
+#include <ArduinoJson.h>
+#include <catch.hpp>
+
+TEST_CASE("JsonObject::operator==()") {
+  DynamicJsonDocument doc1;
+  JsonObject obj1 = doc1.to<JsonObject>();
+  JsonObjectConst obj1c = obj1;
+
+  DynamicJsonDocument doc2;
+  JsonObject obj2 = doc2.to<JsonObject>();
+  JsonObjectConst obj2c = obj2;
+
+  SECTION("should return false when objs differ") {
+    obj1["hello"] = "coucou";
+    obj2["world"] = 1;
+
+    REQUIRE_FALSE(obj1 == obj2);
+    REQUIRE_FALSE(obj1c == obj2c);
+  }
+
+  SECTION("should return false when objs differ") {
+    obj1["hello"] = "world";
+    obj1["anwser"] = 42;
+    // insert in different order
+    obj2["anwser"] = 42;
+    obj2["hello"] = "world";
+
+    REQUIRE(obj1 == obj2);
+    REQUIRE(obj1c == obj2c);
+  }
+}