public async Task ShouldReturnNullWhenNonSeekableStreamIsEmpty()
{
using (var stream = new TestStream())
{
stream.DisableSeeking();
byte[] bytes = await stream.ToArrayAsync();
Assert.IsNull(bytes);
}
}
public async Task ShouldReturnEmptyArrayWhenNonSeekableStreamOnlyContainsPreamable()
{
using (var stream = new TestStream())
{
stream.Write(Utf8Preamable, 0, Utf8Preamable.Length);
stream.Position = 0;
stream.DisableSeeking();
byte[] bytes = await stream.ToArrayAsync();
Assert.IsNotNull(bytes);
Assert.AreEqual(0, bytes.Length);
}
}
public async Task ShouldReturnArrayWhenNonSeekableStreamContains9000Bytes()
{
using (var stream = new TestStream())
{
byte[] data = Enumerable.Repeat((byte)68, 9000).ToArray();
stream.Write(data, 0, data.Length);
stream.Position = 0;
stream.DisableSeeking();
byte[] bytes = await stream.ToArrayAsync();
Assert.IsNotNull(bytes);
Assert.AreEqual(9000, bytes.Length);
}
}
public async Task ShouldReturnArrayWhenNonSeekableStreamStartsWithPreamable()
{
using (var stream = new TestStream())
{
stream.Write(Utf8Preamable, 0, 2);
stream.Position = 0;
stream.DisableSeeking();
byte[] bytes = await stream.ToArrayAsync();
Assert.IsNotNull(bytes);
Assert.AreEqual(2, bytes.Length);
Assert.AreEqual(Utf8Preamable[0], bytes[0]);
Assert.AreEqual(Utf8Preamable[1], bytes[1]);
}
}
public async Task ShouldReturnArrayWhenNonSeekableStreamContainsData()
{
using (var stream = new TestStream())
{
byte[] data = new byte[4] {
68, 73, 82, 75
};
stream.Write(data, 0, data.Length);
stream.Position = 0;
stream.DisableSeeking();
byte[] bytes = await stream.ToArrayAsync();
Assert.IsNotNull(bytes);
Assert.AreEqual(4, bytes.Length);
}
}