Splitted the indentation tests into 3 files

JsonGeneratorTests/Intented_Object_Tests.cpp

@@ -0,0 +1,74 @@
+/*
+* Arduino JSON library
+* Benoit Blanchon 2014 - MIT License
+*/
+
+#include "CppUnitTest.h"
+#include "IndentedPrintDecorator.h"
+#include "StringBuilder.h"
+
+using namespace ArduinoJson::Internals;
+using namespace Microsoft::VisualStudio::CppUnitTestFramework;
+
+namespace JsonGeneratorTests
+{
+    TEST_CLASS(IntentedPrintTests)
+    {
+        char buffer[1024];
+        size_t returnValue;
+
+    public:
+
+        TEST_METHOD(EmptyObject)
+        {
+            whenInputIs("{}");
+            outputMustBe("{}");
+        }
+
+        TEST_METHOD(OneMember)
+        {
+            whenInputIs("{\"key\":\"value\"}");
+            outputMustBe(
+                "{\n"
+                " \"key\": \"value\"\n"
+                "}");
+        }
+
+        TEST_METHOD(TwoMembers)
+        {
+            whenInputIs("{\"key1\":\"value1\",\"key2\":\"value2\"}");
+            outputMustBe(
+                "{\n"
+                " \"key1\": \"value1\",\n"
+                " \"key2\": \"value2\"\n"
+                "}");
+        }
+
+        TEST_METHOD(EmptyNestedObjects)
+        {
+            whenInputIs("{\"key1\":{},\"key2\":{}}");
+            outputMustBe(
+                "{\n"
+                " \"key1\": {},\n"
+                " \"key2\": {}\n"
+                "}");
+        }
+
+
+    private:
+
+        void whenInputIs(const char input[])
+        {
+            StringBuilder sb(buffer, sizeof(buffer));
+            IndentedPrintDecorator decorator(sb);
+
+            returnValue = decorator.print(input);
+        }
+
+        void outputMustBe(const char* expected)
+        {
+            Assert::AreEqual(expected, buffer);
+            Assert::AreEqual(strlen(expected), returnValue);
+        }
+    };
+}