52 lines
1.8 KiB
C#
52 lines
1.8 KiB
C#
using YKanBan.Storage;
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using YKanBan.Storage.Workspace;
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using YKanBan.Tests.TestUtilities;
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namespace YKanBan.Tests.Storage.Workspace;
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/// <summary>
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/// Tests for exclusive lock acquisition and release.
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/// </summary>
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[TestClass]
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public class WorkspaceLockTests {
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[TestMethod]
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public void AcquireThenDisposeThenAcquireAgainSucceeds() {
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using var directory = new TempDirectory();
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WorkspaceInitializer.Initialize(directory.FullPath);
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WorkspaceLock.Acquire(directory.FullPath).Dispose();
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// Re-acquiring after release works: no stale lock residue survives.
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WorkspaceLock.Acquire(directory.FullPath).Dispose();
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}
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[TestMethod]
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public void SecondAcquireWhileHeldThrows() {
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using var directory = new TempDirectory();
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WorkspaceInitializer.Initialize(directory.FullPath);
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using WorkspaceLock first = WorkspaceLock.Acquire(directory.FullPath);
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WorkspaceLockException exception = Assert.ThrowsExactly<WorkspaceLockException>(
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() => WorkspaceLock.Acquire(directory.FullPath));
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Assert.AreEqual(WorkspacePaths.LockFile(directory.FullPath), exception.LockFilePath);
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}
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[TestMethod]
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public void AcquireWithoutYkanbanThrowsNotInitialized() {
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using var directory = new TempDirectory();
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Assert.ThrowsExactly<WorkspaceNotInitializedException>(
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() => WorkspaceLock.Acquire(directory.FullPath));
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}
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[TestMethod]
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public void LockFileIsEmptyAfterRelease() {
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using var directory = new TempDirectory();
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WorkspaceInitializer.Initialize(directory.FullPath);
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using (WorkspaceLock.Acquire(directory.FullPath)) {
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}
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// The lock file survives release but carries no content; only the OS handle matters.
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Assert.AreEqual(0L, new FileInfo(WorkspacePaths.LockFile(directory.FullPath)).Length);
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}
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}
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