/// <summary>
/// Создает BLOB.
/// </summary>
/// <param name="blobName">Наименование BLOB.</param>
/// <param name="blobType">Формат данных BLOB.</param>
/// <param name="blobData">Данные BLOB.</param>
/// <returns>Идентификатор BLOB. </returns>
public static BlobInfo CreateBlob(this IBlobStorage target, string blobName, string blobType, byte[] blobData)
{
using (var dataStream = new MemoryStream(blobData))
{
return(target.CreateBlob(blobName, blobType, dataStream));
}
}
public void ShouldCreateReadUpdateDelete()
{
// GIVEN
const string blobNameV1 = "Attachment.pdf";
const string blobTypeV1 = "application/pdf";
var blobDataV1 = new byte[] { 1, 2, 3 };
const string blobNameV2 = "Attachment.doc";
const string blobTypeV2 = "application/msword";
var blobDataV2 = new byte[] { 3, 2, 1 };
// WHEN
// Create
var blobId = _blobStorage.CreateBlob(blobNameV1, blobTypeV1, blobDataV1).Id;
// Read
var timeV1 = DateTime.UtcNow;
var infoV1 = _blobStorage.GetBlobInfo(blobId);
var dataV1 = _blobStorage.GetBlobData(blobId);
var dataV1Bytes = GetBlobDataBytes(dataV1.Data);
// Update
_blobStorage.UpdateBlob(blobId, blobNameV2, blobTypeV2, blobDataV2);
// Read
var timeV2 = DateTime.UtcNow;
var infoV2 = _blobStorage.GetBlobInfo(blobId);
var dataV2 = _blobStorage.GetBlobData(blobId);
var dataV2Bytes = GetBlobDataBytes(dataV2.Data);
// Delete
_blobStorage.DeleteBlob(blobId);
// Read
var infoV3 = _blobStorage.GetBlobInfo(blobId);
var dataV3 = _blobStorage.GetBlobData(blobId);
// THEN
Assert.IsNotNull(infoV1);
Assert.IsNotNull(dataV1);
Assert.IsNotNull(dataV1.Info);
Assert.IsNotNull(dataV1.Data);
Assert.AreEqual(blobId, infoV1.Id);
Assert.AreEqual(blobId, dataV1.Info.Id);
Assert.AreEqual(blobNameV1, infoV1.Name);
Assert.AreEqual(blobNameV1, dataV1.Info.Name);
Assert.AreEqual(blobTypeV1, infoV1.Type);
Assert.AreEqual(blobTypeV1, dataV1.Info.Type);
Assert.AreEqual(blobDataV1.LongLength, infoV1.Size);
Assert.AreEqual(blobDataV1.LongLength, dataV1.Info.Size);
Assert.AreEqual(infoV1.Time, dataV1.Info.Time);
AssertDateTime(timeV1, infoV1.Time);
CollectionAssert.AreEqual(blobDataV1, dataV1Bytes);
Assert.IsNotNull(infoV2);
Assert.IsNotNull(dataV2);
Assert.IsNotNull(dataV2.Info);
Assert.IsNotNull(dataV2.Data);
Assert.AreEqual(blobId, infoV2.Id);
Assert.AreEqual(blobId, dataV2.Info.Id);
Assert.AreEqual(blobNameV2, infoV2.Name);
Assert.AreEqual(blobNameV2, dataV2.Info.Name);
Assert.AreEqual(blobTypeV2, infoV2.Type);
Assert.AreEqual(blobTypeV2, dataV2.Info.Type);
Assert.AreEqual(blobDataV2.LongLength, infoV2.Size);
Assert.AreEqual(blobDataV2.LongLength, dataV2.Info.Size);
Assert.AreEqual(infoV2.Time, dataV2.Info.Time);
AssertDateTime(timeV2, infoV2.Time);
CollectionAssert.AreEqual(blobDataV2, dataV2Bytes);
Assert.GreaterOrEqual(infoV2.Time, infoV1.Time);
Assert.IsNull(infoV3);
Assert.IsNull(dataV3);
}
