public static void NullInputsInConstructor_ExpectArgumentNullException(Stream stream, Encoding encoding, ArrayPool <byte> bytePool, ArrayPool <char> charPool)
{
Assert.Throws <ArgumentNullException>(() =>
{
var httpRequestStreamReader = new ProtoRequestStreamReader(stream, encoding, 1, bytePool, charPool);
});
}
public static void NegativeOrZeroBufferSize_ExpectArgumentOutOfRangeException(int size)
{
Assert.Throws <ArgumentOutOfRangeException>(() =>
{
var httpRequestStreamReader = new ProtoRequestStreamReader(new MemoryStream(), Encoding.UTF8, size, ArrayPool <byte> .Shared, ArrayPool <char> .Shared);
});
}
public static async Task ReadToEndAsync()
{
// Arrange
var reader = new ProtoRequestStreamReader(GetLargeStream(), Encoding.UTF8);
var result = await reader.ReadToEndAsync();
Assert.Equal(5000, result.Length);
}
public static void StreamCannotRead_ExpectArgumentException()
{
var mockStream = new Mock <Stream>();
mockStream.Setup(m => m.CanWrite).Returns(false);
Assert.Throws <ArgumentException>(() =>
{
var httpRequestStreamReader = new ProtoRequestStreamReader(mockStream.Object, Encoding.UTF8, 1, ArrayPool <byte> .Shared, ArrayPool <char> .Shared);
});
}
public static async Task StreamDisposed_ExpectObjectDisposedExceptionAsync()
{
var httpRequestStreamReader = new ProtoRequestStreamReader(new MemoryStream(), Encoding.UTF8, 10, ArrayPool <byte> .Shared, ArrayPool <char> .Shared);
httpRequestStreamReader.Dispose();
await Assert.ThrowsAsync <ObjectDisposedException>(() =>
{
return(httpRequestStreamReader.ReadAsync(new char[10], 0, 1));
});
}
public static void StreamDisposed_ExpectedObjectDisposedException(Action <ProtoRequestStreamReader> action)
{
var httpRequestStreamReader = new ProtoRequestStreamReader(new MemoryStream(), Encoding.UTF8, 10, ArrayPool <byte> .Shared, ArrayPool <char> .Shared);
httpRequestStreamReader.Dispose();
Assert.Throws <ObjectDisposedException>(() =>
{
action(httpRequestStreamReader);
});
}
public static void EmptyStream()
{
// Arrange
var reader = new ProtoRequestStreamReader(new MemoryStream(), Encoding.UTF8);
var buffer = new char[10];
// Act
var read = reader.Read(buffer, 0, 1);
// Assert
Assert.Equal(0, read);
}
public static async Task ReadLineAsync_MultipleContinuousLines()
{
// Arrange
var stream = new MemoryStream();
var writer = new StreamWriter(stream);
writer.Write("\n\n\r\r\n");
writer.Flush();
stream.Position = 0;
var reader = new ProtoRequestStreamReader(stream, Encoding.UTF8);
// Act & Assert
for (var i = 0; i < 4; i++)
{
var data = await reader.ReadLineAsync();
Assert.Equal(string.Empty, data);
}
var eol = await reader.ReadLineAsync();
Assert.Null(eol);
}
