public void RetrieveImagShouldReturnImage()
{
const string storageDirectory = @"Storage\Images";
var data = File.ReadAllBytes("Koala.jpg");
var directoryFunctions = new Mock<IDirectoryFunctions>();
directoryFunctions.Setup(d => d.Exists(It.IsAny<string>())).Returns(true);
var fileFunctions = new Mock<IFileFunctions>();
fileFunctions.Setup(f => f.Read(It.IsAny<string>())).Returns(data);
var configuration = new Mock<IFileStorageConfiguration>();
configuration.Setup(c => c.StorageDirectory).Returns(storageDirectory);
var storage = new FileSystemImageStorage(configuration.Object, directoryFunctions.Object, fileFunctions.Object);
var result = storage.Retrieve("");
Assert.IsNotNull(result);
Assert.IsTrue(data.Length == result.Length);
var index = 0;
foreach (var @byte in data)
{
Assert.IsTrue(@byte == result[index]);
index++;
}
}
public void DeleteImagShouldReturnTrue()
{
const string storageDirectory = @"Storage\Images";
var directoryFunctions = new Mock<IDirectoryFunctions>();
directoryFunctions.Setup(d => d.Exists(It.IsAny<string>())).Returns(true);
var fileFunctions = new Mock<IFileFunctions>();
fileFunctions.Setup(f => f.DeleteIfExists(It.IsAny<string>())).Returns(true);
var configuration = new Mock<IFileStorageConfiguration>();
configuration.Setup(c => c.StorageDirectory).Returns(storageDirectory);
var storage = new FileSystemImageStorage(configuration.Object, directoryFunctions.Object, fileFunctions.Object);
var result = storage.Delete("someKey");
Assert.IsTrue(result);
}
public void SaveImageShouldReturnImageSource()
{
const string storageDirectory = @"Storage\Images";
var directoryFunctions = new Mock<IDirectoryFunctions>();
directoryFunctions.Setup(d => d.Exists(It.IsAny<string>())).Returns(true);
var fileFunctions = new Mock<IFileFunctions>();
fileFunctions.Setup(f => f.Write(It.IsAny<string>(), It.IsAny<byte[]>()));
var configuration = new Mock<IFileStorageConfiguration>();
configuration.Setup(c => c.StorageDirectory).Returns(storageDirectory);
var storage = new FileSystemImageStorage(configuration.Object, directoryFunctions.Object, fileFunctions.Object);
var result = storage.Save(new byte[] {});
Assert.IsNotNull(result);
Assert.IsTrue(result.Source.Contains(storageDirectory));
Assert.IsTrue(result.Thumbnail.Contains(storageDirectory));
}
