Renamed JsonBuffer to MemoryPool

test/DynamicMemoryPool/no_memory.cpp

@@ -0,0 +1,41 @@
+// ArduinoJson - arduinojson.org
+// Copyright Benoit Blanchon 2014-2018
+// MIT License
+
+#include <ArduinoJson.h>
+#include <catch.hpp>
+
+using namespace ArduinoJson::Internals;
+
+struct NoMemoryAllocator {
+  void* allocate(size_t) {
+    return NULL;
+  }
+  void deallocate(void*) {}
+};
+
+TEST_CASE("DynamicMemoryPool no memory") {
+  DynamicMemoryPoolBase<NoMemoryAllocator> _memoryPool;
+
+  SECTION("FixCodeCoverage") {
+    // call this function to fix code coverage
+    NoMemoryAllocator().deallocate(NULL);
+  }
+
+  // TODO: uncomment
+  // SECTION("deserializeJson()") {
+  //   char json[] = "{[]}";
+  //   DynamicJsonDocument obj;
+
+  //   DeserializationError err = deserializeJson(obj, json);
+
+  //   REQUIRE(err != DeserializationError::Ok);
+  // }
+
+  SECTION("startString()") {
+    DynamicMemoryPoolBase<NoMemoryAllocator>::String str =
+        _memoryPool.startString();
+    str.append('!');
+    REQUIRE(0 == str.c_str());
+  }
+}