Test that JsonObject.size() is increased when values are added

tests/JsonObjectTests.cpp

@@ -0,0 +1,16 @@
+#include <gtest/gtest.h>
+#include <StaticJsonBuffer.h>
+#include <JsonValue.h>
+
+TEST(JsonObjectTests, WhenValueIsAdded_ThenSizeIsIncreasedByOne)
+{
+    StaticJsonBuffer<42> json;
+
+    JsonObject object = json.createObject();
+
+    object["hello"];
+    EXPECT_EQ(1, object.size());
+
+    object["world"];
+    EXPECT_EQ(2, object.size());
+}

tests/tests.vcxproj

@@ -85,6 +85,7 @@
   <ItemGroup>
     <ClCompile Include="..\third-party\gtest-1.7.0\src\gtest-all.cc" />
     <ClCompile Include="..\third-party\gtest-1.7.0\src\gtest_main.cc" />
+    <ClCompile Include="JsonObjectTests.cpp" />
     <ClCompile Include="StaticJsonBufferTests.cpp" />
   </ItemGroup>
   <ItemGroup>

tests/tests.vcxproj.filters

@@ -27,5 +27,8 @@
     <ClCompile Include="StaticJsonBufferTests.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="JsonObjectTests.cpp">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
 </Project>