public void TestGetImage( )
{
PhotoFileType image1Entity = null;
try
{
// Create the image
image1Entity = CreateImage1( );
using (var request = new PlatformHttpRequest(string.Format(@"data/v1/image/{0}", image1Entity.Id)))
{
HttpWebResponse response = request.GetResponse( );
// check that it worked (200)
Assert.IsTrue(response.StatusCode == HttpStatusCode.OK);
using (var ms = new MemoryStream( ))
using (var originalImage = new MemoryStream( ))
{
using (Stream dataStream = response.GetResponseStream( ))
{
Assert.IsNotNull(dataStream);
dataStream.CopyTo(ms);
}
// Get the actual image as a memory stream
using (FileStream fs = File.Open(Image1Jpg, FileMode.Open, FileAccess.Read, FileShare.Read))
{
fs.CopyTo(originalImage);
}
Sha256FileTokenProvider tokenProvider = new Sha256FileTokenProvider();
// Compare the values
string streamHash = tokenProvider.ComputeToken(ms);
string fileHash = tokenProvider.ComputeToken(originalImage);
string eTagValue = response.Headers.Get("ETag");
Assert.AreEqual(fileHash, streamHash, "The file hash is invalid");
Assert.AreEqual("\"" + fileHash + "\"", eTagValue, "The ETag value is invalid");
}
}
}
finally
{
if (image1Entity != null)
{
image1Entity.Delete( );
}
}
}
private IEnumerable <string> CreateTestPhotos(int count)
{
var photos = new List <PhotoFileType>();
ISet <string> hashes = new HashSet <string>();
for (var i = 0; i < count; i++)
{
var hash = Guid.NewGuid().ToString();
var photo = new PhotoFileType {
FileDataHash = hash
};
photos.Add(photo);
hashes.Add(hash);
}
Entity.Save(photos);
return(hashes);
}
public void TestGetImageThumbnail( )
{
PhotoFileType image1Entity = null;
try
{
// Create the image
image1Entity = CreateImage1( );
var thumbnailSize = Entity.Get <ThumbnailSizeEnum>(new EntityRef("console", "smallThumbnail"));
// Get the thumbnail
using (
var request =
new PlatformHttpRequest(string.Format(@"data/v1/image/thumbnail/{0}/console-smallThumbnail/core-cropImage", image1Entity.Id)))
{
HttpWebResponse response = request.GetResponse( );
// check that it worked (200)
Assert.IsTrue(response.StatusCode == HttpStatusCode.OK);
using (var ms = new MemoryStream( ))
{
using (Stream dataStream = response.GetResponseStream( ))
{
Assert.IsNotNull(dataStream);
dataStream.CopyTo(ms);
}
using (Image image = Image.FromStream(ms))
{
Assert.AreEqual(image.Width, thumbnailSize.ThumbnailWidth, "The image width is invalid");
Assert.AreEqual(image.Height, thumbnailSize.ThumbnailHeight, "The image height is invalid");
}
Sha256FileTokenProvider tokenProvider = new Sha256FileTokenProvider();
string streamHash = tokenProvider.ComputeToken(ms);
string fileHash;
using (FileStream fs = File.Open(Image1Jpg, FileMode.Open, FileAccess.Read, FileShare.Read))
{
fileHash = tokenProvider.ComputeToken(fs);
}
Assert.AreNotEqual(fileHash, streamHash, "The file hash should not match");
string eTagValue = response.Headers.Get("ETag");
string expectedETag = GetImageThumbnailETag(fileHash, new EntityRef("console", "smallThumbnail"),
new EntityRef("core", "cropImage"));
Assert.AreNotEqual("\"" + expectedETag + "\"", eTagValue, "The ETag is invalid");
}
}
}
finally
{
if (image1Entity != null)
{
image1Entity.Delete( );
}
}
}
