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Merge pull request #72 from managedcode/rybina/test_azure_stream
Add tests for azure blob stream
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ManagedCode.Storage.Tests/Storages/Azure/AzureBlobStreamTests.cs
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using System; | ||
using System.IO; | ||
using System.Text; | ||
using System.Threading.Tasks; | ||
using FluentAssertions; | ||
using ManagedCode.Storage.Azure; | ||
using ManagedCode.Storage.Core.Models; | ||
using ManagedCode.Storage.Tests.Common; | ||
using Microsoft.Extensions.DependencyInjection; | ||
using Testcontainers.Azurite; | ||
using Xunit; | ||
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namespace ManagedCode.Storage.Tests.Storages.Azure; | ||
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public class AzureBlobStreamTests : StreamTests<AzuriteContainer> | ||
{ | ||
protected override AzuriteContainer Build() | ||
{ | ||
return new AzuriteBuilder() | ||
.WithImage("mcr.microsoft.com/azure-storage/azurite:3.26.0") | ||
.Build(); | ||
} | ||
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protected override ServiceProvider ConfigureServices() | ||
{ | ||
return AzureConfigurator.ConfigureServices(Container.GetConnectionString()); | ||
} | ||
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[Fact] | ||
public async Task ReadStreamWithStreamReader_WhenFileExists_ReturnData() | ||
{ | ||
// Arrange | ||
var directory = "test-directory"; | ||
var fileSizeInBytes = 10; | ||
await using var localFile = LocalFile.FromRandomNameWithExtension(".txt"); | ||
FileHelper.GenerateLocalFileWithData(localFile, fileSizeInBytes); | ||
var storage = (IAzureStorage) Storage; | ||
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UploadOptions options = new() { FileName = localFile.Name, Directory = directory }; | ||
await using var localFileStream = localFile.FileInfo.OpenRead(); | ||
var result = await storage.UploadAsync(localFileStream, options); | ||
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await using var blobStream = storage.GetBlobStream(result.Value.FullName); | ||
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// Act | ||
using var streamReader = new StreamReader(blobStream); | ||
var content = await streamReader.ReadToEndAsync(); | ||
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// Assert | ||
await using var fileStream = localFile.FileInfo.OpenRead(); | ||
using var fileReader = new StreamReader(fileStream); | ||
var fileContent = await fileReader.ReadToEndAsync(); | ||
content.Should().NotBeNullOrEmpty(); | ||
fileContent.Should().NotBeNullOrEmpty(); | ||
content.Should().Be(fileContent); | ||
} | ||
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[Fact] | ||
public async Task ReadStream_WhenFileExists_ReturnData() | ||
{ | ||
// Arrange | ||
var directory = "test-directory"; | ||
var fileSizeInBytes = 10; | ||
await using var localFile = LocalFile.FromRandomNameWithExtension(".txt"); | ||
FileHelper.GenerateLocalFileWithData(localFile, fileSizeInBytes); | ||
var storage = (IAzureStorage) Storage; | ||
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UploadOptions options = new() { FileName = localFile.Name, Directory = directory }; | ||
await using var fileStream = localFile.FileInfo.OpenRead(); | ||
var result = await storage.UploadAsync(fileStream, options); | ||
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await using var blobStream = storage.GetBlobStream(result.Value.FullName); | ||
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var chunkSize = (int) blobStream.Length / 2; | ||
var chunk1 = new byte[chunkSize]; | ||
var chunk2 = new byte[chunkSize]; | ||
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// Act | ||
var bytesReadForChunk1 = await blobStream.ReadAsync(chunk1, 0, chunkSize); | ||
var bytesReadForChunk2 = await blobStream.ReadAsync(chunk2, 0, chunkSize); | ||
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// Assert | ||
bytesReadForChunk1.Should().Be(chunkSize); | ||
bytesReadForChunk2.Should().Be(chunkSize); | ||
chunk1.Should().NotBeNullOrEmpty().And.HaveCount(chunkSize); | ||
chunk2.Should().NotBeNullOrEmpty().And.HaveCount(chunkSize); | ||
} | ||
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[Fact] | ||
public async Task ReadStream_WhenFileDoesNotExists_ReturnNoData() | ||
{ | ||
// Arrange | ||
var directory = "test-directory"; | ||
var storage = (IAzureStorage) Storage; | ||
await storage.CreateContainerAsync(); | ||
var fullFileName = $"{directory}/{Guid.NewGuid()}.txt"; | ||
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await using var blobStream = storage.GetBlobStream(fullFileName); | ||
var chunk = new byte[4]; | ||
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// Act | ||
var bytesRead = await blobStream.ReadAsync(chunk, 0, 4); | ||
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// Assert | ||
bytesRead.Should().Be(0); | ||
chunk.Should().NotBeNullOrEmpty(); | ||
chunk.Should().AllBeEquivalentTo(0); | ||
} | ||
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[Fact] | ||
public async Task WriteStreamWithStreamWriter_SaveData() | ||
{ | ||
// Arrange | ||
var directory = "test-directory"; | ||
await using var localFile = LocalFile.FromRandomNameWithExtension(".txt"); | ||
var fileSizeInBytes = 10; | ||
FileHelper.GenerateLocalFileWithData(localFile, fileSizeInBytes); | ||
var fullFileName = $"{directory}/{localFile.FileInfo.FullName}"; | ||
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var storage = (IAzureStorage) Storage; | ||
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await storage.CreateContainerAsync(); | ||
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// Act | ||
await using (var blobStream = storage.GetBlobStream(fullFileName)) | ||
{ | ||
await using (var localFileStream = localFile.FileStream) | ||
{ | ||
await localFileStream.CopyToAsync(blobStream); | ||
} | ||
} | ||
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// Assert | ||
var fileResult = await storage.DownloadAsync(fullFileName); | ||
fileResult.IsSuccess.Should().BeTrue(); | ||
fileResult.Value.Should().NotBeNull(); | ||
await using var fileStream = fileResult.Value.FileStream; | ||
using var streamReader = new StreamReader(fileStream); | ||
var fileContent = await streamReader.ReadLineAsync(); | ||
fileContent.Should().NotBeNullOrEmpty(); | ||
} | ||
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[Fact] | ||
public async Task Seek_WhenFileExists_ReturnData() | ||
{ | ||
// Arrange | ||
var directory = "test-directory"; | ||
var fileSizeInBytes = 10; | ||
await using var localFile = LocalFile.FromRandomNameWithExtension(".txt"); | ||
FileHelper.GenerateLocalFileWithData(localFile, fileSizeInBytes); | ||
var storage = (IAzureStorage) Storage; | ||
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UploadOptions options = new() { FileName = localFile.Name, Directory = directory }; | ||
await using var localFileStream = localFile.FileInfo.OpenRead(); | ||
var result = await storage.UploadAsync(localFileStream, options); | ||
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await using var blobStream = storage.GetBlobStream(result.Value.FullName); | ||
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// Act | ||
var seekInPosition = fileSizeInBytes / 2; | ||
blobStream.Seek(seekInPosition, SeekOrigin.Current); | ||
var buffer = new byte[seekInPosition]; | ||
var bytesRead = await blobStream.ReadAsync(buffer); | ||
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// Assert | ||
bytesRead.Should().Be(seekInPosition); | ||
await using var fileStream = localFile.FileInfo.OpenRead(); | ||
using var fileReader = new StreamReader(fileStream); | ||
var fileContent = await fileReader.ReadToEndAsync(); | ||
var content = Encoding.UTF8.GetString(buffer); | ||
content.Should().NotBeNullOrEmpty(); | ||
var trimmedFileContent = fileContent.Remove(0, seekInPosition); | ||
content.Should().Be(trimmedFileContent); | ||
} | ||
} |
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using System.Threading.Tasks; | ||
using DotNet.Testcontainers.Containers; | ||
using ManagedCode.Storage.Tests.Common; | ||
using Xunit; | ||
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namespace ManagedCode.Storage.Tests.Storages; | ||
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public abstract class StreamTests<T> : BaseContainer<T> | ||
where T : IContainer | ||
{ | ||
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} |