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Move ListOfByteExtensions to IO namespace

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Also introduces unit tests
This commit is contained in:
Oliver Booth 2022-04-30 11:59:03 +01:00
parent 5d5bc1e384
commit c13cc934b6
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GPG Key ID: 32A00B35503AF634
2 changed files with 169 additions and 1 deletions
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168
X10D.Tests/src/IO/ListOfByteTests.cs Normal file
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@ -0,0 +1,168 @@
using System.Text;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using X10D.IO;
namespace X10D.Tests.IO;
[TestClass]
public class ListOfByteTests
{
[TestMethod]
public void AsString_ShouldReturnBytes_GivenBytes()
{
var bytes = new byte[] {0x01, 0x02, 0x03, 0x04, 0x05};
Assert.AreEqual("01-02-03-04-05", bytes.AsString());
}
[TestMethod]
public void AsString_ShouldThrow_GivenNullArray()
{
byte[]? bytes = null;
Assert.ThrowsException<ArgumentNullException>(() => bytes!.AsString());
}
[TestMethod]
public void ToDouble_ShouldReturnDouble_GivenBytes()
{
var bytes = new byte[] {0x00, 0x00, 0x00, 0x00, 0x00, 0x40, 0x7A, 0x40};
if (!BitConverter.IsLittleEndian)
{
Array.Reverse(bytes);
}
Assert.AreEqual(420.0, bytes.ToDouble(), 1e-6);
}
[TestMethod]
public void ToDouble_ShouldThrow_GivenNullArray()
{
byte[]? bytes = null;
Assert.ThrowsException<ArgumentNullException>(() => bytes!.ToDouble());
}
[TestMethod]
public void ToInt16_ShouldReturnInt16_GivenBytes()
{
var bytes = new byte[] {0xA4, 0x01};
Assert.AreEqual(420, bytes.ToInt16());
}
[TestMethod]
public void ToInt16_ShouldThrow_GivenNullArray()
{
byte[]? bytes = null;
Assert.ThrowsException<ArgumentNullException>(() => bytes!.ToInt16());
}
[TestMethod]
public void ToInt32_ShouldReturnInt32_GivenBytes()
{
var bytes = new byte[] {0xA4, 0x01, 0x00, 0x00};
Assert.AreEqual(420, bytes.ToInt32());
}
[TestMethod]
public void ToInt32_ShouldThrow_GivenNullArray()
{
byte[]? bytes = null;
Assert.ThrowsException<ArgumentNullException>(() => bytes!.ToInt32());
}
[TestMethod]
public void ToInt64_ShouldReturnInt32_GivenBytes()
{
var bytes = new byte[] {0xA4, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
Assert.AreEqual(420L, bytes.ToInt64());
}
[TestMethod]
public void ToInt64_ShouldThrow_GivenNullArray()
{
byte[]? bytes = null;
Assert.ThrowsException<ArgumentNullException>(() => bytes!.ToInt64());
}
[TestMethod]
public void ToSingle_ShouldReturnDouble_GivenBytes()
{
var bytes = new byte[] {0x00, 0x00, 0xD2, 0x43};
if (!BitConverter.IsLittleEndian)
{
Array.Reverse(bytes);
}
Assert.AreEqual(420.0, bytes.ToSingle(), 1e-6);
}
[TestMethod]
public void ToSingle_ShouldThrow_GivenNullArray()
{
byte[]? bytes = null;
Assert.ThrowsException<ArgumentNullException>(() => bytes!.ToSingle());
}
[TestMethod]
public void ToString_ShouldReturnHelloWorld_GivenUTF8()
{
var bytes = new byte[] {0x48, 0x65, 0x6C, 0x6C, 0x6F, 0x20, 0x57, 0x6F, 0x72, 0x6C, 0x64};
Assert.AreEqual("Hello World", bytes.ToString(Encoding.UTF8));
}
[TestMethod]
public void ToString_ShouldThrow_GivenNullArray()
{
byte[]? bytes = null;
Assert.ThrowsException<ArgumentNullException>(() => bytes!.ToString(Encoding.UTF8));
}
[TestMethod]
public void ToString_ShouldThrow_GivenNullEncoding()
{
var bytes = new byte[] {0x48, 0x65, 0x6C, 0x6C, 0x6F, 0x20, 0x57, 0x6F, 0x72, 0x6C, 0x64};
Assert.ThrowsException<ArgumentNullException>(() => bytes.ToString(null!));
}
[TestMethod]
public void ToUInt16_ShouldReturnInt16_GivenBytes()
{
var bytes = new byte[] {0xA4, 0x01};
Assert.AreEqual((ushort)420, bytes.ToUInt16());
}
[TestMethod]
public void ToUInt16_ShouldThrow_GivenNullArray()
{
byte[]? bytes = null;
Assert.ThrowsException<ArgumentNullException>(() => bytes!.ToUInt16());
}
[TestMethod]
public void ToUInt32_ShouldReturnInt32_GivenBytes()
{
var bytes = new byte[] {0xA4, 0x01, 0x00, 0x00};
Assert.AreEqual(420U, bytes.ToUInt32());
}
[TestMethod]
public void ToUInt32_ShouldThrow_GivenNullArray()
{
byte[]? bytes = null;
Assert.ThrowsException<ArgumentNullException>(() => bytes!.ToUInt32());
}
[TestMethod]
public void ToUInt64_ShouldReturnInt32_GivenBytes()
{
var bytes = new byte[] {0xA4, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
Assert.AreEqual(420UL, bytes.ToUInt64());
}
[TestMethod]
public void ToUInt64_ShouldThrow_GivenNullArray()
{
byte[]? bytes = null;
Assert.ThrowsException<ArgumentNullException>(() => bytes!.ToUInt64());
}
}

2
X10D/src/ListExtensions/ListOfByteExtensions.cs → X10D/src/IO/ListOfByteExtensions.cs
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@ -1,6 +1,6 @@
using System.Text;
namespace X10D;
namespace X10D.IO;
/// <summary>
/// Extension methods for <see cref="byte" /> array.