92 lines
3.3 KiB
C#
92 lines
3.3 KiB
C#
/*
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Copyright 2014 Alex Dyachenko
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This file is part of the MPIR Library.
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The MPIR Library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published
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by the Free Software Foundation; either version 3 of the License, or (at
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your option) any later version.
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The MPIR Library is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with the MPIR Library. If not, see http://www.gnu.org/licenses/.
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*/
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using System;
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using Microsoft.VisualStudio.TestTools.UnitTesting;
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namespace MPIR.Tests.HugeRationalTests
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{
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[TestClass]
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public class Assignment
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{
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[TestMethod]
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public void RationalAssignCopy()
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{
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using (var a = new HugeRational("-222509832503450298345029835740293845720/115756986668303657898962467957"))
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using (var b = new HugeRational())
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{
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b.Value = a;
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Assert.AreEqual("-222509832503450298345029835740293845720/115756986668303657898962467957", b.ToString());
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}
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}
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[TestMethod]
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public void RationalSwap()
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{
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using (var a = new HugeRational("-222509832503450298345029835740293845720/115756986668303657898962467957"))
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using (var b = new HugeRational("2039847290878794872059384789347534534/590872612825179551336102196593"))
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{
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var aValue = a._value();
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var bValue = b._value();
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a.Swap(b);
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Assert.AreEqual(bValue, a._value());
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Assert.AreEqual(aValue, b._value());
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}
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}
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[TestMethod]
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public void RationalCompoundOperators()
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{
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using (var a = new HugeRational("938475092834705928347523452345/115756986668303657898962467957"))
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{
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a.Value += 1;
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a.Value *= 10;
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Assert.AreEqual("10542320795030095862464859203020/115756986668303657898962467957", a.ToString());
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}
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}
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[TestMethod]
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public void RationalAssignInt()
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{
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using (var a = new HugeInt("222509832503450298345029835740293845720"))
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using (var b = new HugeRational("1/3"))
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{
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b.SetTo(a);
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Assert.AreEqual("222509832503450298345029835740293845720/1", b.ToString());
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}
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}
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[TestMethod]
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public void RationalAssignInt2()
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{
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using (var a = new HugeInt("222509832503450298345029835740293845719"))
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using (var d = new HugeInt("115756986668303657898962467957"))
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using (var b = new HugeRational("1/3"))
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{
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b.SetTo(a, d);
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Assert.AreEqual("222509832503450298345029835740293845719/115756986668303657898962467957", b.ToString());
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b.SetTo(b.Numerator - b.Denominator, b.Denominator * 5);
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Assert.AreEqual(a - d, b.Numerator);
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Assert.AreEqual(d * 5, b.Denominator);
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}
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}
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//more tests coming here
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}
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}
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