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namespace EternalArrowBackup.TargetBinaryStorage.InMemoryBinaryStorage.Tests
{
using System;
using System.Collections.Generic;
using System.Collections.Immutable;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using System.Threading.Tasks.Dataflow;
using Xunit;
public static class StorageTests
{
[Fact]
[Trait("Category", "Simple")]
public static async Task CheckStorage()
{
var storageData = CreateStorageData();
var storage = new BinaryStorage();
foreach (var kvp in storageData)
{
var blobId = kvp.Key;
Assert.Null(await storage.GetBlobIfExists(blobId));
var blocks = kvp.Value.Item2;
for (var i = 0; i < blocks.Length; i++)
{
await storage.WriteBlock(blocks[i].Item2, blobId, i, blocks[i].Item1);
}
await storage.WriteBlob(blobId, kvp.Value.Item1, blocks.Select(tuple => tuple.Item1).ToArray());
}
foreach (var kvp in storageData)
{
var blobId = kvp.Key;
var blobInfo = await storage.GetBlobIfExists(blobId);
Assert.NotNull(blobInfo);
Assert.Equal(kvp.Value.Item1, blobInfo.OriginalSize);
Assert.InRange(blobInfo.UploadDate, DateTime.UtcNow.AddMinutes(-2), DateTime.UtcNow);
Assert.Equal(kvp.Value.Item2.Select(tuple => tuple.Item1).ToArray(), blobInfo.BlockKeys);
for (var i = 0; i < blobInfo.BlockKeys.Length; i++)
{
var blockKey = blobInfo.BlockKeys[i];
Assert.Equal(kvp.Value.Item2[i].Item1, blockKey);
var blockContent = await storage.RetrieveBlock(blobId, blockKey);
Assert.Equal(kvp.Value.Item2[i].Item2, blockContent);
}
}
}
private static Dictionary<string, Tuple<long, Tuple<string, byte[]>[]>> CreateStorageData()
{
var random = new Random();
var result = new Dictionary<string, Tuple<long, Tuple<string, byte[]>[]>>();
for (var i = 0; i < 2000; i++)
{
var blobName = Guid.NewGuid().ToString();
var blocksCount = random.Next(0, 20);
var blocks = new Tuple<string, byte[]>[blocksCount];
for (var j = 0; j < blocksCount; j++)
{
var blockKey = Guid.NewGuid().ToString();
var blockContent = new byte[random.Next(0, 20)];
for (var k = 0; k < blockContent.Length; k++)
{
blockContent[k] = (byte)random.Next(0, 255);
}
blocks[j] = Tuple.Create(blockKey, blockContent);
}
result[blobName] = Tuple.Create(((long)random.Next()) * random.Next(), blocks);
}
return result;
}
}
}