Generator: added a test of one string in an array

JsonGeneratorTests/JsonArray.h

@@ -5,9 +5,45 @@
 
 #pragma once
 
+template<int N>
 class JsonArray
 {
 public:
-    void writeTo(char* buffer, size_t bufferSize);
+    JsonArray()
+    {
+        itemCount = 0;
+    }
+    
+    void add(const char* data)
+    {
+        if (itemCount <= N)
+            items[itemCount++] = data;
+    }
+
+    void writeTo(char* buffer, size_t bufferSize)
+    {
+        buffer[0] = 0;
+
+        append("[", buffer, bufferSize);
+
+        for (int i = 0; i < itemCount; i++)
+        {
+            append("'", buffer, bufferSize);
+            append(items[i], buffer, bufferSize);
+            append("'", buffer, bufferSize);
+        }
+
+        append("]", buffer, bufferSize);       
+    }
+
+private:
+    const char* items[N];
+    int itemCount;
+
+    void append(const char* source, char* dest, size_t destSize)
+    {
+        int len = strlen(dest);
+        strncpy(dest + len, source, destSize - len);
+    }
 };