Add majority of data extensions tests, fix minor issues

SabreTools.Data.Extensions.Test/NewExecutableExtensionsTests.cs

@@ -0,0 +1,61 @@
+using SabreTools.Data.Models.NewExecutable;
+using Xunit;
+
+namespace SabreTools.Data.Extensions.Test
+{
+    public class NewExecutableExtensionsTests
+    {
+        #region IsIntegerType
+
+        [Fact]
+        public void IsIntegerType_RTIE_HighBitSet_True()
+        {
+            var entry = new ResourceTypeInformationEntry { TypeID = 0xFFFF };
+            bool actual = entry.IsIntegerType();
+            Assert.True(actual);
+        }
+
+        [Fact]
+        public void IsIntegerType_RTIE_HighBitClear_False()
+        {
+            var entry = new ResourceTypeInformationEntry { TypeID = 0x0000 };
+            bool actual = entry.IsIntegerType();
+            Assert.False(actual);
+        }
+
+        [Fact]
+        public void IsIntegerType_RTRE_HighBitSet_True()
+        {
+            var entry = new ResourceTypeResourceEntry { ResourceID = 0xFFFF };
+            bool actual = entry.IsIntegerType();
+            Assert.True(actual);
+        }
+
+        [Fact]
+        public void IsIntegerType_RTRE_HighBitClear_False()
+        {
+            var entry = new ResourceTypeResourceEntry { ResourceID = 0x0000 };
+            bool actual = entry.IsIntegerType();
+            Assert.False(actual);
+        }
+
+        #endregion
+
+        #region GetEntryType
+
+        [Theory]
+        [InlineData(0x00, SegmentEntryType.Unused)]
+        [InlineData(0x01, SegmentEntryType.FixedSegment)]
+        [InlineData(0xAA, SegmentEntryType.FixedSegment)]
+        [InlineData(0xFE, SegmentEntryType.FixedSegment)]
+        [InlineData(0xFF, SegmentEntryType.MoveableSegment)]
+        public void GetEntryTypeTest(byte segmentIndicator, SegmentEntryType expected)
+        {
+            var entry = new EntryTableBundle { SegmentIndicator = segmentIndicator };
+            SegmentEntryType actual = entry.GetEntryType();
+            Assert.Equal(expected, actual);
+        }
+
+        #endregion
+    }
+}