From 7f61838b4bfffe044564a9e5d2a478cfad995a60 Mon Sep 17 00:00:00 2001
From: Benoit Blanchon <git@benoitblanchon.fr>
Date: Fri, 11 Mar 2022 14:53:54 +0100
Subject: [PATCH] containsKey()

---
 extras/tests/JsonVariant/containsKey.cpp | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/extras/tests/JsonVariant/containsKey.cpp b/extras/tests/JsonVariant/containsKey.cpp
index 51bf500f..739e33ec 100644
--- a/extras/tests/JsonVariant/containsKey.cpp
+++ b/extras/tests/JsonVariant/containsKey.cpp
@@ -12,19 +12,28 @@ TEST_CASE("JsonVariant::containsKey()") {
   DynamicJsonDocument doc(4096);
   JsonVariant var = doc.to<JsonVariant>();
 
-  SECTION("containsKey(const char*) returns true") {
+  SECTION("containsKey(const char*)") {
     var["hello"] = "world";
 
     REQUIRE(var.containsKey("hello") == true);
     REQUIRE(var.containsKey("world") == false);
   }
 
-  SECTION("containsKey(std::string) returns true") {
+  SECTION("containsKey(std::string)") {
     var["hello"] = "world";
 
     REQUIRE(var.containsKey(std::string("hello")) == true);
     REQUIRE(var.containsKey(std::string("world")) == false);
   }
+
+  SECTION("linked object") {
+    StaticJsonDocument<128> doc2;
+    doc2["hello"] = "world";
+    var.link(doc2);
+
+    CHECK(var.containsKey("hello") == true);
+    CHECK(var.containsKey("world") == false);
+  }
 }
 
 TEST_CASE("JsonVariantConst::containsKey()") {