Generator: added empty array test

JsonGeneratorTests/JsonArrayTests.cpp

@@ -0,0 +1,22 @@
+#include "CppUnitTest.h"
+#include "JsonArray.h"
+
+using namespace Microsoft::VisualStudio::CppUnitTestFramework;
+
+namespace JsonGeneratorTests
+{		
+    TEST_CLASS(JsonArrayTests)
+    {
+    public:
+        
+        TEST_METHOD(EmptyArray)
+        {
+            JsonArray arr;
+
+            char buffer[256];
+            arr.writeTo(buffer, sizeof(buffer));
+
+            Assert::AreEqual("[]", buffer);
+        }
+    };
+}