Cleanup on mapping logic. Movies with up to 4500 parts are now supported!

src/NzbDrone.Core.Test/ParserTests/RomanNumeralTests/RomanNumeralConversionFixture.cs

@@ -0,0 +1,54 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using Newtonsoft.Json;
+using NUnit.Framework;
+using NzbDrone.Core.Parser.RomanNumerals;
+
+namespace NzbDrone.Core.Test.ParserTests.RomanNumeralTests
+{
+    [TestFixture]
+    public class RomanNumeralConversionFixture
+    {
+        private const string TEST_VALUES = @"Files/ArabicRomanNumeralDictionary.JSON";
+
+
+        private Dictionary<int, string> _arabicToRomanNumeralsMapping;
+
+        [OneTimeSetUp]
+        public void PopulateDictionaryWithProvenValues()
+        {
+            var pathToTestValues = Path.Combine(TestContext.CurrentContext.TestDirectory, Path.Combine(TEST_VALUES.Split('/')));
+            _arabicToRomanNumeralsMapping =
+                JsonConvert.DeserializeObject<Dictionary<int, string>>(File.ReadAllText(pathToTestValues));
+        }
+
+
+        [Test(Description = "Converts the supported range [1-3999] of Arabic to Roman numerals.")]
+        [Order(0)]
+        public void should_convert_arabic_numeral_to_roman_numeral([Range(1,3999)] int arabicNumeral)
+        {
+            RomanNumeral romanNumeral = new RomanNumeral(arabicNumeral);
+
+            string expectedValue = _arabicToRomanNumeralsMapping[arabicNumeral];
+
+            Assert.AreEqual(romanNumeral.ToRomanNumeral(), expectedValue);
+        }
+
+        [Test]
+        [Order(1)]
+        public void should_convert_roman_numeral_to_arabic_numeral([Range(1, 3999)] int arabicNumeral)
+        {
+            RomanNumeral romanNumeral = new RomanNumeral(_arabicToRomanNumeralsMapping[arabicNumeral]);
+
+            int expectecdValue = arabicNumeral;
+
+            Assert.AreEqual(romanNumeral.ToInt(), expectecdValue);
+        }
+
+
+
+    }
+}