public void ReadAsStream_GetFromUnbufferedContent_ThrowsAfterReadAsStreamsAsync()
{
var content = new MockContent();
var task = content.ReadAsStreamAsync();
AssertExtensions.Throws <HttpRequestException>(() => content.ReadAsStream());
}
public async Task ReadAsStream_GetFromBufferedContent_ThrowsAfterReadAsStreamsAsync()
{
var content = new MockContent();
await content.LoadIntoBufferAsync();
var task = content.ReadAsStreamAsync();
AssertExtensions.Throws <HttpRequestException>(() => content.ReadAsStream());
}
public void ReadAsStream_Unbuffered_CustomContent_CanBeCanceled()
{
var content = new MockContent();
var cts = new CancellationTokenSource();
cts.Cancel();
Assert.Throws <OperationCanceledException>(() => content.ReadAsStream(cts.Token));
}
public async Task ReadAsStreamAsync_GetFromUnbufferedContent_SucceedsAfterReadAsStream()
{
var content = new MockContent(MockOptions.CanCalculateLength);
// Call multiple times: CreateContentReadStream() should be called only once.
Stream stream = content.ReadAsStream();
stream = content.ReadAsStream();
Assert.Equal(1, content.CreateContentReadStreamCount);
stream = await content.ReadAsStreamAsync();
stream = await content.ReadAsStreamAsync();
Assert.Equal(1, content.CreateContentReadStreamCount);
Assert.Equal(content.GetMockData().Length, stream.Length);
Stream stream2 = await content.ReadAsStreamAsync();
Assert.Same(stream, stream2);
}
public void Dispose_DisposedObjectThenAccessMembers_ThrowsObjectDisposedException()
{
var content = new MockContent();
content.Dispose();
var m = new MemoryStream();
Assert.Throws <ObjectDisposedException>(() => { content.CopyToAsync(m); });
Assert.Throws <ObjectDisposedException>(() => { content.CopyTo(m, null, default); });
Assert.Throws <ObjectDisposedException>(() => { content.ReadAsByteArrayAsync(); });
Assert.Throws <ObjectDisposedException>(() => { content.ReadAsStringAsync(); });
Assert.Throws <ObjectDisposedException>(() => { content.ReadAsStreamAsync(); });
Assert.Throws <ObjectDisposedException>(() => { content.ReadAsStream(); });
Assert.Throws <ObjectDisposedException>(() => { content.LoadIntoBufferAsync(); });
// Note that we don't throw when users access the Headers property. This is useful e.g. to be able to
// read the headers of a content, even though the content is already disposed. Note that the .NET guidelines
// only require members to throw ObjectDisposedExcpetion for members "that cannot be used after the object
// has been disposed of".
_output.WriteLine(content.Headers.ToString());
}
