Clean up Skipper structure

SabreTools.Library/Skippers/SkipperTest.cs

@@ -0,0 +1,45 @@
+using SabreTools.Library.Data;
+
+namespace SabreTools.Library.Skippers
+{
+    /// <summary>
+    /// Intermediate class for storing Skipper Test information
+    /// </summary>
+    public struct SkipperTest
+    {
+        /// <summary>
+        /// Type of test to be run
+        /// </summary>
+        public HeaderSkipTest Type { get; set; }
+
+        /// <summary>
+        /// File offset to run the test
+        /// </summary>
+        public long? Offset { get; set; } // null is EOF
+
+        /// <summary>
+        /// Static value to be checked at the offset
+        /// </summary>
+        public byte[] Value { get; set; }
+
+        /// <summary>
+        /// Determines whether a pass or failure is expected
+        /// </summary>
+        public bool Result { get; set; }
+
+        /// <summary>
+        /// Byte mask to be applied to the tested bytes
+        /// </summary>
+        public byte[] Mask { get; set; }
+
+        /// <summary>
+        /// Expected size of the input byte array, used with the Operator
+        /// </summary>
+        public long? Size { get; set; } // null is PO2, "power of 2" filesize
+
+        /// <summary>
+        /// Expected range value for the input byte array size, used with Size
+        /// </summary>
+        public HeaderSkipTestFileOperator Operator { get; set; }
+    }
+}