public async Task The_ReadAsync_Method_Throws_When_Length_Is_Negative()
{
var reader = new AsyncBinaryReader(new MemoryStream());
await Assert.ThrowsAsync<ArgumentException>(async () =>
{
await reader.ReadAsync(-1);
});
}
public async Task The_ReadAsync_Method_Works()
{
var expected = Encoding.UTF8.GetBytes("123456");
var stream = new MemoryStream(expected);
var reader = new AsyncBinaryReader(stream);
var actual = await reader.ReadAsync(expected.Length);
Assert.Equal(expected, actual);
}
/// <summary>
/// Reads the <see cref="uint"/> using the specified <paramref name="reader"/>.
/// </summary>
/// <param name="reader">The reader.</param>
public async Task <uint> ReadValueAsync(AsyncBinaryReader reader)
{
Guard.NotNull(reader, nameof(reader));
var data = await reader.ReadAsync(this.Length);
Array.Reverse(data);
Array.Resize(ref data, 4);
return(BitConverter.ToUInt32(data, 0));
}
/// <summary>
/// Reads the <see cref="string"/> using the specified <paramref name="reader"/>.
/// </summary>
/// <param name="reader">The reader.</param>
public async Task <string> ReadValueAsync(AsyncBinaryReader reader)
{
Guard.NotNull(reader, nameof(reader));
var data = await reader.ReadAsync(this.Length);
if (this.ZeroTerminated)
{
data = data
.TakeWhile(f => f != 0)
.ToArray();
}
return(this.Encoding.GetString(data));
}
/// <summary>
/// Reads the <see cref="T:byte[]"/> using the specified <paramref name="reader"/>.
/// </summary>
/// <param name="reader">The reader.</param>
public Task <byte[]> ReadValueAsync(AsyncBinaryReader reader)
{
Guard.NotNull(reader, nameof(reader));
return(reader.ReadAsync(this.Length));
}