From 1ce762c1ab680850086121e262ec01df2a868bdc Mon Sep 17 00:00:00 2001
From: Benoit Blanchon <git@benoitblanchon.fr>
Date: Fri, 11 Mar 2022 17:24:47 +0100
Subject: [PATCH] Test copy

---
 extras/tests/JsonVariant/copy.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/extras/tests/JsonVariant/copy.cpp b/extras/tests/JsonVariant/copy.cpp
index 7784f0ca..b8f96297 100644
--- a/extras/tests/JsonVariant/copy.cpp
+++ b/extras/tests/JsonVariant/copy.cpp
@@ -84,6 +84,16 @@ TEST_CASE("JsonVariant::set(JsonVariant)") {
     REQUIRE(doc2.memoryUsage() == JSON_STRING_SIZE(7));
   }
 
+  SECTION("stores linked object by pointer") {
+    StaticJsonDocument<128> doc3;
+    doc3["hello"] = "world";
+    var1.link(doc3);
+    var2.set(var1);
+
+    REQUIRE(doc1.memoryUsage() == 0);
+    REQUIRE(doc2.memoryUsage() == 0);
+  }
+
   SECTION("destination is unbound") {
     JsonVariant unboundVariant;