/* Copyright 2014 Alex Dyachenko This file is part of the MPIR Library. The MPIR Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. The MPIR Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the MPIR Library. If not, see http://www.gnu.org/licenses/. */ using System; using System.IO; using System.Text; using System.Linq; using Microsoft.VisualStudio.TestTools.UnitTesting; namespace MPIR.Tests.HugeRationalTests { [TestClass] public class IO { [TestMethod] public void InputOutputRaw() { using (var a = new HugeRational("0x10123456789ABCDEF0123456789ABCDEF0123456789ABCDEF/361720912810755408215708460645842859722715865206816237944587")) using (var b = new HugeRational()) using (var ms = new MemoryStream()) { a.Value = a ^ 100; a.Write(ms); ms.Position = 0; b.Read(ms); Assert.AreEqual(a, b); Assert.AreEqual(ms.Length, ms.Position); } } [TestMethod] public void InputOutputStr() { using (var a = new HugeRational("0x10123456789ABCDEF0123456789ABCDEF0123456789ABCDEF")) using (var b = new HugeRational()) using (var ms = new MemoryStream()) { a.Value = a ^ 100; using (var writer = new StreamWriter(ms, Encoding.UTF8, 1024, true)) a.Write(writer); ms.Position = 0; using (var reader = new StreamReader(ms, Encoding.UTF8, false, 1024, true)) b.Read(reader); Assert.AreEqual(a, b); Assert.AreEqual(ms.Length, ms.Position); } } [TestMethod] public void InputOutputStrHex() { using (var a = new HugeRational("0x10123456789ABCDEF0123456789ABCDEF0123456789ABCDEF")) using (var b = new HugeRational()) using (var ms = new MemoryStream()) { a.Value = a ^ 100; using (var writer = new StreamWriter(ms, Encoding.UTF8, 1024, true)) { writer.Write("0x"); a.Write(writer, 16); } ms.Position = 0; using (var reader = new StreamReader(ms, Encoding.UTF8, false, 1024, true)) b.Read(reader); Assert.AreEqual(a, b); Assert.AreEqual(ms.Length, ms.Position); Assert.AreEqual((char)0xFEFF + "0x" + a.ToString(16), Encoding.UTF8.GetString(ms.ToArray())); } } [TestMethod] public void InputOutputStrHexLower() { using (var a = new HugeRational("0x10123456789ABCDEF0123456789ABCDEF0123456789ABCDEF")) using (var b = new HugeRational()) using (var ms = new MemoryStream()) { a.Value = a ^ 100; using (var writer = new StreamWriter(ms, Encoding.UTF8, 1024, true)) { writer.Write("0x"); a.Write(writer, 16, true); } ms.Position = 0; using (var reader = new StreamReader(ms, Encoding.UTF8, false, 1024, true)) b.Read(reader); Assert.AreEqual(a, b); Assert.AreEqual(ms.Length, ms.Position); Assert.AreEqual((char)0xFEFF + "0x" + a.ToString(16, true), Encoding.UTF8.GetString(ms.ToArray())); } } [TestMethod] public void InputOutputStrOctal() { using (var a = new HugeRational("0x10123456789ABCDEF0123456789ABCDEF0123456789ABCDEF")) using (var b = new HugeRational()) using (var ms = new MemoryStream()) { a.Value = a ^ 100; using (var writer = new StreamWriter(ms, Encoding.UTF8, 1024, true)) { writer.Write('0'); a.Write(writer, 8); } ms.Position = 0; using (var reader = new StreamReader(ms, Encoding.UTF8, false, 1024, true)) b.Read(reader); Assert.AreEqual(a, b); Assert.AreEqual(ms.Length, ms.Position); Assert.AreEqual((char)0xFEFF + "0" + a.ToString(8), Encoding.UTF8.GetString(ms.ToArray())); } } [TestMethod] public void InputOutputStrBinary() { using (var a = new HugeRational("0x10123456789ABCDEF0123456789ABCDEF0123456789ABCDEF")) using (var b = new HugeRational()) using (var ms = new MemoryStream()) { a.Value = a ^ 100; using (var writer = new StreamWriter(ms, Encoding.UTF8, 1024, true)) { writer.Write("0b"); a.Write(writer, 2); } ms.Position = 0; using (var reader = new StreamReader(ms, Encoding.UTF8, false, 1024, true)) b.Read(reader); Assert.AreEqual(a, b); Assert.AreEqual(ms.Length, ms.Position); Assert.AreEqual((char)0xFEFF + "0b" + a.ToString(2), Encoding.UTF8.GetString(ms.ToArray())); } } [TestMethod] public void InputOutputStr62() { using (var a = new HugeRational("0x10123456789ABCDEF0123456789ABCDEF0123456789ABCDEF")) using (var b = new HugeRational()) using (var ms = new MemoryStream()) { a.Value = a ^ 100; using (var writer = new StreamWriter(ms, Encoding.UTF8, 1024, true)) a.Write(writer, 62); ms.Position = 0; using (var reader = new StreamReader(ms, Encoding.UTF8, false, 1024, true)) b.Read(reader, 62); Assert.AreEqual(a, b); Assert.AreEqual(ms.Length, ms.Position); Assert.AreEqual((char)0xFEFF + a.ToString(62), Encoding.UTF8.GetString(ms.ToArray())); } } //more tests coming here } }