Add more tests for JsonObjectConst

extras/tests/JsonObjectConst/equals.cpp

@@ -0,0 +1,65 @@
+// ArduinoJson - https://arduinojson.org
+// Copyright © 2014-2024, Benoit BLANCHON
+// MIT License
+
+#include <ArduinoJson.h>
+#include <catch.hpp>
+
+TEST_CASE("JsonObjectConst::operator==()") {
+  JsonDocument doc1;
+  JsonObjectConst obj1 = doc1.to<JsonObject>();
+
+  JsonDocument doc2;
+  JsonObjectConst obj2 = doc2.to<JsonObject>();
+
+  SECTION("should return false when objs differ") {
+    doc1["hello"] = "coucou";
+    doc2["world"] = 1;
+
+    REQUIRE_FALSE(obj1 == obj2);
+  }
+
+  SECTION("should return false when LHS has more elements") {
+    doc1["hello"] = "coucou";
+    doc1["world"] = 666;
+    doc2["hello"] = "coucou";
+
+    REQUIRE_FALSE(obj1 == obj2);
+  }
+
+  SECTION("should return false when RKS has more elements") {
+    doc1["hello"] = "coucou";
+    doc2["hello"] = "coucou";
+    doc2["world"] = 666;
+
+    REQUIRE_FALSE(obj1 == obj2);
+  }
+
+  SECTION("should return true when objs equal") {
+    doc1["hello"] = "world";
+    doc1["anwser"] = 42;
+    // insert in different order
+    doc2["anwser"] = 42;
+    doc2["hello"] = "world";
+
+    REQUIRE(obj1 == obj2);
+  }
+
+  SECTION("should return false when RHS is null") {
+    JsonObjectConst null;
+
+    REQUIRE_FALSE(obj1 == null);
+  }
+
+  SECTION("should return false when LHS is null") {
+    JsonObjectConst null;
+
+    REQUIRE_FALSE(null == obj2);
+  }
+
+  SECTION("should return true when both are null") {
+    JsonObjectConst null1, null2;
+
+    REQUIRE(null1 == null2);
+  }
+}