Rename MemoryPool to ResourceManager

extras/tests/ResourceManager/size.cpp

@@ -0,0 +1,35 @@
+// ArduinoJson - https://arduinojson.org
+// Copyright © 2014-2023, Benoit BLANCHON
+// MIT License
+
+#include <ArduinoJson/Memory/ResourceManager.hpp>
+#include <ArduinoJson/Variant/VariantSlot.hpp>
+#include <catch.hpp>
+
+using namespace ArduinoJson::detail;
+
+TEST_CASE("ResourceManager::capacity()") {
+  const size_t capacity = 64;
+  ResourceManager resources(capacity);
+  REQUIRE(capacity == resources.capacity());
+}
+
+TEST_CASE("ResourceManager::size()") {
+  ResourceManager resources(4096);
+
+  SECTION("Initial size is 0") {
+    REQUIRE(0 == resources.size());
+  }
+
+  SECTION("Doesn't grow when memory pool is full") {
+    const size_t variantCount = resources.capacity() / sizeof(VariantSlot);
+
+    for (size_t i = 0; i < variantCount; i++)
+      new (&resources) VariantSlot();
+    size_t size = resources.size();
+
+    new (&resources) VariantSlot();
+
+    REQUIRE(size == resources.size());
+  }
+}