mirror of
https://github.com/wwiinnddyy/LanMountainDesktop.git
synced 2026-08-18 15:33:33 +08:00
435 lines
17 KiB
C#
435 lines
17 KiB
C#
using LanDesktopPLONDS.Installer.Models;
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using LanDesktopPLONDS.Installer.Services;
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using LanMountainDesktop.Shared.Contracts.Deployment;
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using Xunit;
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namespace LanMountainDesktop.Tests;
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/// <summary>
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/// 安装部署事务性行为的测试。
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/// 覆盖：事务回滚、.partial 清理、过时部署清理、字符串字面量断言、ARP 注册/移除。
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/// </summary>
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public sealed class InstallerDeploymentTransactionTests : IDisposable
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{
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private readonly string _tempRoot = Path.Combine(
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AppContext.BaseDirectory,
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"TestArtifacts",
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"LanMountainDesktop.Tests",
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nameof(InstallerDeploymentTransactionTests),
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Guid.NewGuid().ToString("N"));
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public void Dispose()
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{
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if (Directory.Exists(_tempRoot))
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{
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try
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{
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Directory.Delete(_tempRoot, recursive: true);
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}
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catch
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{
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// 测试清理失败时忽略
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}
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}
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}
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/// <summary>
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/// 事务性回滚：复制失败时应删除不完整的部署目录，保留预先存在的状态。
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/// </summary>
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[Fact]
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public async Task InstallAsync_CopyFailure_RollsBackDeployment()
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{
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// Arrange: 准备包目录
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var packageRoot = Path.Combine(_tempRoot, "Files");
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var appRoot = Path.Combine(packageRoot, "app-1.0.0");
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Directory.CreateDirectory(appRoot);
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File.WriteAllText(Path.Combine(appRoot, DeploymentLayout.GetHostExecutableName()), "host");
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// 创建一个可锁定的文件，模拟复制失败
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var lockableFile = Path.Combine(appRoot, "lockable.txt");
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File.WriteAllText(lockableFile, "content");
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var package = new PreparedFilesPackage(
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"1.0.0",
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"test",
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Path.Combine(_tempRoot, "Files.zip"),
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packageRoot,
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CreateManifest("1.0.0"));
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var installPath = Path.Combine(_tempRoot, "install");
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var launcherRoot = Path.Combine(installPath, InstallerPathGuard.ApplicationDirectoryName);
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Directory.CreateDirectory(launcherRoot);
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// 预先存在的文件，验证不会被破坏
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var preExistingFile = Path.Combine(launcherRoot, "pre-existing.txt");
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File.WriteAllText(preExistingFile, "original");
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// Act & Assert: 安装应失败（因为源文件被锁定）
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using var lockHandle = File.Open(lockableFile, FileMode.Open, FileAccess.ReadWrite, FileShare.None);
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var ex = await Assert.ThrowsAsync<InvalidOperationException>(
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() => new FilesPackageInstaller().InstallAsync(package, launcherRoot, null, CancellationToken.None));
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Assert.Contains("安装失败", ex.Message);
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// 验证：不完整的部署目录应被清理
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var deploymentDirs = Directory.Exists(launcherRoot)
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? Directory.GetDirectories(launcherRoot, $"{DeploymentLayout.DeploymentDirectoryPrefix}*")
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: Array.Empty<string>();
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Assert.Empty(deploymentDirs);
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// 验证：预先存在的文件应保持不变
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Assert.True(File.Exists(preExistingFile));
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Assert.Equal("original", File.ReadAllText(preExistingFile));
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lockHandle.Close();
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}
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/// <summary>
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/// 事务性回滚：失败时 .partial 标记应被清理（通过锁定源文件注入复制失败）。
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/// </summary>
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[Fact]
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public async Task InstallAsync_PartialMarker_CleanedUpOnFailure()
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{
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// Arrange: 准备包目录，并锁定其中一个源文件以注入复制失败
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var packageRoot = Path.Combine(_tempRoot, "Files");
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var appRoot = Path.Combine(packageRoot, "app-1.0.0");
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Directory.CreateDirectory(appRoot);
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File.WriteAllText(Path.Combine(appRoot, DeploymentLayout.GetHostExecutableName()), "host");
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var lockedFile = Path.Combine(appRoot, "locked.txt");
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File.WriteAllText(lockedFile, "extra");
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var package = new PreparedFilesPackage(
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"1.0.0",
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"test",
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Path.Combine(_tempRoot, "Files.zip"),
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packageRoot,
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CreateManifest("1.0.0"));
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var installPath = Path.Combine(_tempRoot, "install");
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var launcherRoot = Path.Combine(installPath, InstallerPathGuard.ApplicationDirectoryName);
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Directory.CreateDirectory(launcherRoot);
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// Act & Assert: 安装应失败（源文件被独占锁定，无法读取）
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using var lockHandle = File.Open(lockedFile, FileMode.Open, FileAccess.ReadWrite, FileShare.None);
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var ex = await Assert.ThrowsAsync<InvalidOperationException>(
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() => new FilesPackageInstaller().InstallAsync(package, launcherRoot, null, CancellationToken.None));
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Assert.Contains("安装失败", ex.Message);
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// 验证：不应有任何部署目录残留（.partial 部署已被整体清理）
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if (Directory.Exists(launcherRoot))
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{
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var deploymentDirs = Directory.GetDirectories(launcherRoot, $"{DeploymentLayout.DeploymentDirectoryPrefix}*");
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Assert.Empty(deploymentDirs);
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}
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}
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/// <summary>
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/// 过时部署清理：保留最新一个作为回滚，删除更旧的。
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/// </summary>
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[Fact]
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public void CleanupStaleDeployments_KeepsNewestOneAsRollback()
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{
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// Arrange: 创建模拟的部署目录
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var launcherRoot = Path.Combine(_tempRoot, "launcher");
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Directory.CreateDirectory(launcherRoot);
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// 创建旧的部署目录（无 .current 标记）
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var oldDeployment = Path.Combine(launcherRoot, "app-1.0.0-0");
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Directory.CreateDirectory(oldDeployment);
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File.WriteAllText(Path.Combine(oldDeployment, "old.txt"), "old");
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// 创建新的部署目录（无 .current 标记）
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var newDeployment = Path.Combine(launcherRoot, "app-2.0.0-0");
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Directory.CreateDirectory(newDeployment);
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File.WriteAllText(Path.Combine(newDeployment, "new.txt"), "new");
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// 设置较新的写入时间
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Directory.SetLastWriteTimeUtc(newDeployment, DateTime.UtcNow);
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// 创建活动部署（有 .current 标记）
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var activeDeployment = Path.Combine(launcherRoot, "app-1.5.0-0");
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Directory.CreateDirectory(activeDeployment);
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File.WriteAllText(Path.Combine(activeDeployment, DeploymentLayout.CurrentMarkerFileName), string.Empty);
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// Act
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FilesPackageInstaller.CleanupStaleDeployments(launcherRoot);
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// Assert: 活动部署应保留
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Assert.True(Directory.Exists(activeDeployment));
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// Assert: 新的部署目录应保留（作为回滚）
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Assert.True(Directory.Exists(newDeployment));
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// Assert: 旧的部署目录应被删除
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Assert.False(Directory.Exists(oldDeployment));
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}
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/// <summary>
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/// 过时部署清理：删除失败（目录被锁定）的部署应写入 .destroy 标记。
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/// 布局：活动部署 + 回滚部署（保留）+ 被锁定的最旧部署（删除失败 → .destroy）。
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/// </summary>
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[Fact]
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public void CleanupStaleDeployments_LockedDirGetsDestroyMarker()
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{
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// Arrange: 创建模拟的部署目录
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var launcherRoot = Path.Combine(_tempRoot, "launcher");
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Directory.CreateDirectory(launcherRoot);
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// 最旧部署（将被锁定，删除失败）
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var lockedDeployment = Path.Combine(launcherRoot, "app-1.0.0-0");
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Directory.CreateDirectory(lockedDeployment);
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var lockedFile = Path.Combine(lockedDeployment, "locked.dll");
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File.WriteAllText(lockedFile, "x");
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Directory.SetLastWriteTimeUtc(lockedDeployment, DateTime.UtcNow.AddDays(-2));
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// 回滚部署（无 .current，最新的非活动部署 → 保留）
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var rollbackDeployment = Path.Combine(launcherRoot, "app-1.5.0-0");
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Directory.CreateDirectory(rollbackDeployment);
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Directory.SetLastWriteTimeUtc(rollbackDeployment, DateTime.UtcNow.AddDays(-1));
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// 活动部署
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var activeDeployment = Path.Combine(launcherRoot, "app-2.0.0-0");
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Directory.CreateDirectory(activeDeployment);
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File.WriteAllText(Path.Combine(activeDeployment, DeploymentLayout.CurrentMarkerFileName), string.Empty);
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// Act: 锁定最旧部署中的文件后执行清理
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using (File.Open(lockedFile, FileMode.Open, FileAccess.ReadWrite, FileShare.None))
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{
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FilesPackageInstaller.CleanupStaleDeployments(launcherRoot);
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}
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// Assert: 活动部署与回滚部署保留
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Assert.True(Directory.Exists(activeDeployment));
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Assert.True(Directory.Exists(rollbackDeployment));
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// 被锁定的部署删除失败 → 应残留且带 .destroy 标记
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Assert.True(Directory.Exists(lockedDeployment));
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Assert.True(File.Exists(Path.Combine(lockedDeployment, DeploymentLayout.DestroyMarkerFileName)));
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}
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/// <summary>
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/// 源代码断言：FilesPackageInstaller.cs 中不应包含 ".current" 字符串字面量。
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/// 应使用 DeploymentLayout.CurrentMarkerFileName 代替。
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/// </summary>
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[Fact]
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public void FilesPackageInstaller_ShouldNotContainDotCurrentLiteral()
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{
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var installerProjectDir = Path.GetFullPath(
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Path.Combine(AppContext.BaseDirectory, "..", "..", "..", "..", "LanDesktopPLONDS.installer"));
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var filesPackageInstallerPath = Path.Combine(installerProjectDir, "Services", "FilesPackageInstaller.cs");
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Assert.True(File.Exists(filesPackageInstallerPath),
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$"FilesPackageInstaller.cs 未找到：{filesPackageInstallerPath}");
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var source = File.ReadAllText(filesPackageInstallerPath);
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// 排除注释行和字符串中的引用，只检查代码中的直接使用
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var lines = source.Split('\n');
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var violations = new List<string>();
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for (var i = 0; i < lines.Length; i++)
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{
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var line = lines[i];
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var trimmed = line.Trim();
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// 跳过注释行
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if (trimmed.StartsWith("//") || trimmed.StartsWith("///") || trimmed.StartsWith("*"))
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{
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continue;
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}
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// 检查是否有直接的 ".current" 字符串字面量
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// 允许 DeploymentLayout.CurrentMarkerFileName 的使用
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if (trimmed.Contains("\".current\"") && !trimmed.Contains("DeploymentLayout.CurrentMarkerFileName"))
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{
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violations.Add($"行 {i + 1}: {trimmed}");
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}
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}
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Assert.Empty(violations);
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}
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/// <summary>
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/// 源代码断言：FilesPackageInstaller.cs 中不应包含 ".partial" 或 ".destroy" 字符串字面量。
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/// 应使用 DeploymentLayout 常量代替。
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/// </summary>
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[Fact]
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public void FilesPackageInstaller_ShouldNotContainMarkerLiterals()
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{
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var installerProjectDir = Path.GetFullPath(
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Path.Combine(AppContext.BaseDirectory, "..", "..", "..", "..", "LanDesktopPLONDS.installer"));
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var filesPackageInstallerPath = Path.Combine(installerProjectDir, "Services", "FilesPackageInstaller.cs");
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Assert.True(File.Exists(filesPackageInstallerPath),
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$"FilesPackageInstaller.cs 未找到：{filesPackageInstallerPath}");
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var source = File.ReadAllText(filesPackageInstallerPath);
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var lines = source.Split('\n');
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var violations = new List<string>();
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for (var i = 0; i < lines.Length; i++)
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{
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var line = lines[i];
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var trimmed = line.Trim();
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if (trimmed.StartsWith("//") || trimmed.StartsWith("///") || trimmed.StartsWith("*"))
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{
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continue;
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}
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if (trimmed.Contains("\".partial\"") && !trimmed.Contains("DeploymentLayout.PartialMarkerFileName"))
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{
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violations.Add($"行 {i + 1} (.partial): {trimmed}");
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}
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if (trimmed.Contains("\".destroy\"") && !trimmed.Contains("DeploymentLayout.DestroyMarkerFileName"))
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{
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violations.Add($"行 {i + 1} (.destroy): {trimmed}");
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}
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}
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Assert.Empty(violations);
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}
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/// <summary>
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/// ARP 注册：使用注入的测试子键写入和移除注册表条目。
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/// 仅在 Windows 上运行。
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/// </summary>
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[Fact]
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public void ArpRegistration_RegisterAndRemove_UsesInjectedSubKey()
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{
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if (!OperatingSystem.IsWindows())
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{
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return;
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}
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var testBase = @"Software\LanMountainDesktopTests";
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var launcherRoot = Path.Combine(_tempRoot, "launcher");
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Directory.CreateDirectory(launcherRoot);
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var launcherExePath = Path.Combine(launcherRoot, DeploymentLayout.GetLauncherExecutableName());
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File.WriteAllText(launcherExePath, "mock launcher");
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try
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{
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// Act: 注册
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ArpRegistration.Register(launcherRoot, "1.0.0", testBase);
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// Assert: 注册表键应存在
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var subKeyPath = ArpRegistration.GetUninstallSubKeyPath(testBase);
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using var key = Microsoft.Win32.Registry.LocalMachine.OpenSubKey(subKeyPath);
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if (key != null)
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{
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Assert.Equal("阑山桌面", key.GetValue("DisplayName"));
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Assert.Equal("1.0.0", key.GetValue("DisplayVersion"));
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Assert.Equal("LanMountain", key.GetValue("Publisher"));
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Assert.Equal(1, key.GetValue("NoModify"));
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Assert.Equal(1, key.GetValue("NoRepair"));
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}
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else
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{
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// HKLM 写入可能需要管理员权限，尝试 HKCU
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using var userKey = Microsoft.Win32.Registry.CurrentUser.OpenSubKey(subKeyPath);
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if (userKey != null)
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{
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Assert.Equal("阑山桌面", userKey.GetValue("DisplayName"));
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Assert.Equal("1.0.0", userKey.GetValue("DisplayVersion"));
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}
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}
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// Act: 移除
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ArpRegistration.Remove(testBase);
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// Assert: 注册表键应不存在
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using var keyAfterRemove = Microsoft.Win32.Registry.LocalMachine.OpenSubKey(subKeyPath);
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using var userKeyAfterRemove = Microsoft.Win32.Registry.CurrentUser.OpenSubKey(subKeyPath);
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Assert.Null(keyAfterRemove);
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Assert.Null(userKeyAfterRemove);
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}
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finally
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{
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// 清理：确保测试注册表键被删除
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try
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{
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Microsoft.Win32.Registry.LocalMachine.DeleteSubKeyTree(
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ArpRegistration.GetUninstallSubKeyPath(testBase), throwOnMissingSubKey: false);
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Microsoft.Win32.Registry.CurrentUser.DeleteSubKeyTree(
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ArpRegistration.GetUninstallSubKeyPath(testBase), throwOnMissingSubKey: false);
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}
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catch
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{
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// 清理失败时忽略
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}
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}
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}
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/// <summary>
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/// RunningProcessGuard：空安装路径不抛出异常。
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/// </summary>
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[Fact]
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public void RunningProcessGuard_EmptyPath_DoesNotThrow()
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{
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// 对于非 Windows 平台或空目录，不应抛出异常
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var emptyDir = Path.Combine(_tempRoot, "empty");
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Directory.CreateDirectory(emptyDir);
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// 不应抛出异常
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var processes = RunningProcessGuard.FindRunningProcesses(emptyDir);
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Assert.NotNull(processes);
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}
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/// <summary>
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/// 成功安装后应有 .current 标记且无 .partial 标记。
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/// </summary>
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[Fact]
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public async Task InstallAsync_Success_CreatesCurrentAndNoPartial()
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{
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// Arrange: 准备包目录
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var packageRoot = Path.Combine(_tempRoot, "Files");
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var appRoot = Path.Combine(packageRoot, "app-3.0.0");
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Directory.CreateDirectory(appRoot);
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File.WriteAllText(Path.Combine(appRoot, DeploymentLayout.GetHostExecutableName()), "host");
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File.WriteAllText(Path.Combine(appRoot, "data.txt"), "data");
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var package = new PreparedFilesPackage(
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"3.0.0",
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"test",
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Path.Combine(_tempRoot, "Files.zip"),
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packageRoot,
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CreateManifest("3.0.0"));
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var installPath = Path.Combine(_tempRoot, "install");
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var launcherRoot = Path.Combine(installPath, InstallerPathGuard.ApplicationDirectoryName);
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// Act
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await new FilesPackageInstaller().InstallAsync(package, launcherRoot, null, CancellationToken.None);
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// Assert: 应有 .current 标记
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var deploymentDir = Path.Combine(launcherRoot, "app-3.0.0-0");
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Assert.True(File.Exists(Path.Combine(deploymentDir, DeploymentLayout.CurrentMarkerFileName)));
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// Assert: 不应有 .partial 标记
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Assert.False(File.Exists(Path.Combine(deploymentDir, DeploymentLayout.PartialMarkerFileName)));
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// Assert: 主程序文件应存在
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Assert.True(File.Exists(Path.Combine(deploymentDir, DeploymentLayout.GetHostExecutableName())));
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}
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private static InstallerPlondsManifest CreateManifest(string version = "1.0.0")
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{
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return new InstallerPlondsManifest(
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"1",
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version,
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"0.9.0",
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true,
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false,
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"stable",
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"windows-x64",
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DateTimeOffset.UtcNow,
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new Dictionary<string, InstallerPlondsFileEntry>(),
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new Dictionary<string, InstallerPlondsChangedFileEntry>(),
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new Dictionary<string, string>(),
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null,
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null);
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}
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}
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