From 88510705be97db6753404f849cfbd4fca291162d Mon Sep 17 00:00:00 2001
From: Benoit Blanchon <github@benoitblanchon.fr>
Date: Fri, 1 Aug 2014 14:52:15 +0200
Subject: [PATCH] Test casting a JsonValue to an int

---
 JsonGenerator/JsonValue.h                   |  5 +++++
 JsonGeneratorTests/JsonValue_Cast_Tests.cpp | 15 +++++++++++----
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/JsonGenerator/JsonValue.h b/JsonGenerator/JsonValue.h
index 3f4db084..d93dc004 100644
--- a/JsonGenerator/JsonValue.h
+++ b/JsonGenerator/JsonValue.h
@@ -64,6 +64,11 @@ namespace ArduinoJson
                 return "";
             }
 
+            operator int()
+            {
+                return content.asLong;
+            }
+
             size_t printTo(Print& p) const
             {
                 // handmade polymorphism
diff --git a/JsonGeneratorTests/JsonValue_Cast_Tests.cpp b/JsonGeneratorTests/JsonValue_Cast_Tests.cpp
index 30e791d2..26108a75 100644
--- a/JsonGeneratorTests/JsonValue_Cast_Tests.cpp
+++ b/JsonGeneratorTests/JsonValue_Cast_Tests.cpp
@@ -21,15 +21,22 @@ namespace JsonGeneratorTests
 
         TEST_METHOD(String)
         {            
-            value = "hello";
-            mustCastTo("hello");
+            setValueAndCheckCast("hello");
         }
 
+        TEST_METHOD(Integer)
+        {
+            setValueAndCheckCast(42);
+        }
+
+
     private:
 
-        void mustCastTo(const char* expected)
+        template<typename T>
+        void setValueAndCheckCast(T expected)
         {
-            const char* actual = value;
+            value = expected;
+            T actual = value;
             Assert::AreEqual(expected, actual);
         }
     };