public void OpenWriteStream()
{
Stream stream = new MemoryStream();
using (var tf = TeaFile <int> .Create(stream))
{
tf.Write(Enumerable.Range(1, 10));
}
stream.Position = 0;
using (var tf = TeaFile <int> .OpenWrite(stream))
{
tf.Write(Enumerable.Range(70, 5));
}
stream.Position = 0;
using (var tf = TeaFile <int> .OpenRead(stream))
{
tf.Count.Should().Be(10);
tf.Read().Should().Be(70);
tf.Read().Should().Be(71);
tf.Read().Should().Be(72);
tf.Read().Should().Be(73);
tf.Read().Should().Be(74);
tf.Read().Should().Be(6);
tf.Read().Should().Be(7);
tf.Read().Should().Be(8);
tf.Read().Should().Be(9);
tf.Read().Should().Be(10);
}
}
public void OpenWrite()
{
var filename = "TeaFileTTest_OpenWrite.tea";
using (var tf = TeaFile <int> .Create(filename))
{
tf.Count.Should().Be(0);
tf.Write(Enumerable.Range(1, 10));
tf.Count.Should().Be(10);
}
using (var tf = TeaFile <int> .OpenRead(filename))
{
tf.Items.ForEach(Console.WriteLine);
}
using (var tf = TeaFile <int> .OpenWrite(filename))
{
tf.Count.Should().Be(10);
tf.Write(Enumerable.Range(1, 5));
tf.Count.Should().Be(10);
tf.Write(Enumerable.Range(1, 5));
tf.Count.Should().Be(10);
tf.Write(Enumerable.Range(1, 5));
tf.Count.Should().Be(15);
}
Console.WriteLine("..................");
using (var tf = TeaFile <int> .OpenRead(filename))
{
tf.Items.ForEach(Console.WriteLine);
}
}
public void ExoticCoverage()
{
Executing.This(() => TeaFile <int> .Create((string)null)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .Create((string)null, "contento", null)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .Create((string)null, "a", null, true)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .Create((Stream)null, "a", null, true)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .Create((Stream)null)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .Create((Stream)null, "contento", null)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .OpenRead((Stream)null)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .OpenRead((Stream)null, ItemDescriptionElements.None)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .OpenRead((string)null)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .OpenRead((string)null, ItemDescriptionElements.None)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .OpenWrite((Stream)null)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .OpenWrite((Stream)null, ItemDescriptionElements.None)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .OpenWrite((string)null)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .OpenWrite((string)null, ItemDescriptionElements.None)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .Append(null)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .Append(null)).Should().Throw <ArgumentNullException>();
Executing.This(() => TeaFile <int> .Append(null, ItemDescriptionElements.None)).Should().Throw <ArgumentNullException>();
var stream = new MemoryStream();
using (var tf = TeaFile <int> .Create(stream))
{
tf.Write(Enumerable.Range(100, 7));
}
stream.Position = 0;
using (var tf = TeaFile <int> .OpenRead(stream))
{
tf.Items.GetEnumerator().Should().Not.Be.Null();
}
}
public void DiscDriveFailureDuringOpenWrite()
{
var stream = new TestStream();
using (var tf = TeaFile <int> .Create(stream))
{
tf.Write(111);
}
stream.Position = 0;
stream.FailAfterPosition = 17;
Executing.This(() => TeaFile <int> .OpenWrite(stream)).Should().Throw <FileFormatException>()
.Exception.InnerException.Should().Be.OfType <IOException>();
}
public void OpenWriteOnNonExistingFile()
{
var filename = "TeaFileTTest_OpenWriteOnNonExistingFile.tea";
Executing.This(() => TeaFile <int> .OpenWrite(filename)).Should().Throw();
}
