Clean-up of unused comments. Added a few missing rational tests.

mpir.net/mpir.net-tests/HugeRationalTests/Arithmetic.cs

@@ -374,6 +374,39 @@ namespace MPIR.Tests.HugeRationalTests
 
         #endregion
 
+        #region Invert
+
+        [TestMethod]
+        public void RationalInvert()
+        {
+            using(var a = new HugeRational("-24092854092874502983745029345723098457209/115756986668303657898962467957"))
+            {
+                a.Value = a.Invert();
+                Assert.AreEqual("-115756986668303657898962467957/24092854092874502983745029345723098457209", a.ToString());
+                a.Value = a.Invert();
+                Assert.AreEqual("-24092854092874502983745029345723098457209/115756986668303657898962467957", a.ToString());
+            }
+        }
+
+        #endregion
+
+        #region Power
+
+        [TestMethod]
+        public void RationalPower()
+        {
+            using(var n = new HugeInt("-24092854092874502983745029345723098457209"))
+            using(var d = new HugeInt("115756986668303657898962467957"))
+            using(var a = new HugeRational(n, d))
+            {
+                a.Value = a ^ 5;
+                Assert.AreEqual(n ^ 5, a.Numerator);
+                Assert.AreEqual(d ^ 5, a.Denominator);
+            }
+        }
+
+        #endregion
+
         #region Divide
 
         #region Int
@@ -434,6 +467,39 @@ namespace MPIR.Tests.HugeRationalTests
             }
         }
 
+        [TestMethod]
+        public void RationalDivideSignedLimb()
+        {
+            using(var a = new HugeRational("115756986668303657898962467957/39458029384750298767200622330399462537522498"))
+            {
+                long b = -5931690917503076532;
+                a.Value = a / b;
+                Assert.AreEqual("-115756986668303657898962467957/234052834524092854092874502983745029345723092857791404165816936", a.ToString());
+            }
+        }
+
+        [TestMethod]
+        public void RationalDivideLimbBy()
+        {
+            using(var a = new HugeRational("115756986668303657898962467957/39458029384750298767200622330399462537522498"))
+            {
+                ulong b = 5931690917503076532;
+                a.Value = b / a;
+                Assert.AreEqual("234052834524092854092874502983745029345723092857791404165816936/115756986668303657898962467957", a.ToString());
+            }
+        }
+
+        [TestMethod]
+        public void RationalDivideSignedLimbBy()
+        {
+            using(var a = new HugeRational("115756986668303657898962467957/39458029384750298767200622330399462537522498"))
+            {
+                long b = -5931690917503076532;
+                a.Value = b / a;
+                Assert.AreEqual("-234052834524092854092874502983745029345723092857791404165816936/115756986668303657898962467957", a.ToString());
+            }
+        }
+
         #endregion
 
         #endregion

mpir.net/mpir.net-tests/HugeRationalTests/Comparisons.cs

@@ -92,6 +92,21 @@ namespace MPIR.Tests.HugeRationalTests
             }
         }
 
+        [TestMethod]
+        public void RationalCompareToLimb2()
+        {
+            using(var a = new HugeRational("-222509947/127"))
+            {
+                ulong b = 222509820;
+                ulong d = 127;
+                Assert.AreEqual(-1, System.Math.Sign(a.CompareTo(b, d)));
+                Assert.AreEqual(-1, System.Math.Sign(a.CompareTo(b + 1, d)));
+                Assert.AreEqual(0, System.Math.Sign((-(a + 1)).CompareTo(b, d)));
+                Assert.AreEqual(0, System.Math.Sign((-a).CompareTo(b + d, d)));
+                Assert.AreEqual(1, System.Math.Sign((-a).CompareTo(b, d)));
+            }
+        }
+
         [TestMethod]
         public void RationalCompareToSignedLimb()
         {
@@ -106,6 +121,22 @@ namespace MPIR.Tests.HugeRationalTests
             }
         }
 
+        [TestMethod]
+        public void RationalCompareToSignedLimb2()
+        {
+            using(var a = new HugeRational("-222509947/127"))
+            {
+                long b = -222509820;
+                long d = 127;
+                Assert.AreEqual(-1, System.Math.Sign(a.CompareTo(b, (ulong)d)));
+                Assert.AreEqual(-1, System.Math.Sign(a.CompareTo(b + 1, (ulong)d)));
+                Assert.AreEqual(0, System.Math.Sign((a + 1).CompareTo(b, (ulong)d)));
+                Assert.AreEqual(-1, System.Math.Sign(a.CompareTo(b - d + 1, (ulong)d)));
+                Assert.AreEqual(0, System.Math.Sign(a.CompareTo(b - d, (ulong)d)));
+                Assert.AreEqual(1, System.Math.Sign(a.CompareTo(b - d - 1, (ulong)d)));
+            }
+        }
+
         [TestMethod]
         public void RationalCompareToSignedDouble()
         {
@@ -453,6 +484,32 @@ namespace MPIR.Tests.HugeRationalTests
             }
         }
 
+        [TestMethod]
+        public void RationalEqualsLimb2()
+        {
+            using(var a = new HugeRational("222509832377/127"))
+            {
+                ulong b = 222509832504;
+                ulong d = 127;
+                Assert.IsFalse(a.Equals(b + 1, d));
+                Assert.IsTrue(a.Equals(b - d, d));
+                Assert.IsTrue((a + 1).Equals(b, d));
+            }
+        }
+
+        [TestMethod]
+        public void RationalEqualsSignedLimb2()
+        {
+            using(var a = new HugeRational("-222509832377/127"))
+            {
+                long b = -222509832504;
+                ulong d = 127;
+                Assert.IsFalse(a.Equals(b + 1, d));
+                Assert.IsTrue(a.Equals(b + (long)d, d));
+                Assert.IsTrue((a - 1).Equals(b, d));
+            }
+        }
+
         [TestMethod]
         public void RationalEqualsDouble()
         {

mpir.net/mpir.net-tests/HugeRationalTests/ConstructionAndDisposal.cs

@@ -178,6 +178,17 @@ namespace MPIR.Tests.HugeRationalTests
             }
         }
 
+        [TestMethod]
+        public void RationalStringConstructorNumeratorOnly()
+        {
+            var n = "5432109876543212345789023245987";
+            using(var a = new HugeRational(n))
+            {
+                Assert.AreEqual(2, a.NumeratorNumberOfLimbsUsed());
+                Assert.AreEqual(n + "/1", a.ToString());
+            }
+        }
+
         [TestMethod]
         [ExpectedException(typeof(ArgumentException))]
         public void RationalStringConstructorInvalid()
@@ -198,8 +209,10 @@ namespace MPIR.Tests.HugeRationalTests
             using (var i = new HugeInt("362736035870515331128527330659"))
             {
                 var d = i.ToString(16);
-                using (var a = new HugeRational("143210ABCDEF32123457ACDB324598799/" + d, 16))
+                var n = "143210ABCDEF32123457ACDB324598799";
+                using (var a = new HugeRational(n + "/" + d, 16))
                 {
+                    Assert.AreEqual(n, a.Numerator.ToString(16));
                     Assert.AreEqual(3, a.NumeratorNumberOfLimbsUsed());
                     Assert.AreEqual(i, a.Denominator);
                 }

mpir.net/mpir.net-tests/HugeRationalTests/Conversions.cs

@@ -60,6 +60,9 @@ namespace MPIR.Tests.HugeRationalTests
                 ulong d = 12764787846358441471;
                 a.SetTo(b, d);
                 Assert.AreEqual(b.ToString() + "/" + d.ToString(), a.ToString());
+
+                a.SetTo(b);
+                Assert.AreEqual(b.ToString() + "/1", a.ToString());
             }
         }
 
@@ -72,6 +75,9 @@ namespace MPIR.Tests.HugeRationalTests
                 ulong d = 12764787846358441471;
                 a.SetTo(b, d);
                 Assert.AreEqual(b.ToString() + "/" + d.ToString(), a.ToString());
+
+                a.SetTo(b);
+                Assert.AreEqual(b.ToString() + "/1", a.ToString());
             }
         }
 
@@ -114,6 +120,10 @@ namespace MPIR.Tests.HugeRationalTests
                 n = "-98ABCDEF876529834765234123984761/17607EF654EB9A13FFA163C75";
                 a.SetTo(n, 16);
                 Assert.AreEqual(n, a.ToString(16));
+
+                n = "-98ABCDEF876529834765234123984761";
+                a.SetTo(n, 16);
+                Assert.AreEqual(n + "/1", a.ToString(16));
             }
         }