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lmxopcua/tests/Drivers/Cli/ZB.MOM.WW.OtOpcUa.Driver.FOCAS.Cli.Tests/CommandDisposalConventionsTests.cs
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docs: backfill XML documentation across 756 files
Adds <summary>, <param>, <typeparam>, and <inheritdoc/> tags to public
members surfaced by commentchecker — resolves 5,847 of 5,869 issues
(99.6%) across three /fixdocs passes.
2026-05-28 08:10:17 -04:00

66 lines
3.0 KiB
C#

using Shouldly;
using Xunit;
namespace ZB.MOM.WW.OtOpcUa.Driver.FOCAS.Cli.Tests;
/// <summary>
/// Driver.FOCAS.Cli-004: every FOCAS CLI command must own one disposal mechanism for
/// the <c>FocasDriver</c>, not two. The chosen mechanism is <c>await using var driver
/// = ...</c> — <c>FocasDriver.DisposeAsync</c> already calls <c>ShutdownAsync</c>, so
/// an additional explicit <c>driver.ShutdownAsync(...)</c> in a <c>finally</c> block
/// runs shutdown twice. These tests guard against that regression by scanning the
/// command source files.
/// </summary>
[Trait("Category", "Unit")]
public sealed class CommandDisposalConventionsTests
{
private static readonly string CommandsDir = LocateCommandsDir();
/// <summary>Verifies that a command does not explicitly call ShutdownAsync (relying on DisposeAsync instead).</summary>
/// <param name="commandFile">The command source file name to inspect.</param>
[Theory]
[InlineData("ProbeCommand.cs")]
[InlineData("ReadCommand.cs")]
[InlineData("WriteCommand.cs")]
[InlineData("SubscribeCommand.cs")]
public void Command_does_not_call_ShutdownAsync_explicitly(string commandFile)
{
var path = Path.Combine(CommandsDir, commandFile);
File.Exists(path).ShouldBeTrue($"Expected {path} to exist.");
var source = File.ReadAllText(path);
// The await-using statement is the single disposal mechanism. An explicit
// driver.ShutdownAsync(...) call (typically inside a finally block) re-invokes
// a shutdown path that DisposeAsync already runs and is the smell -004 flags.
source.ShouldNotContain("driver.ShutdownAsync(");
}
/// <summary>Verifies that a command uses await using for FocasDriver disposal.</summary>
/// <param name="commandFile">The command source file name to inspect.</param>
[Theory]
[InlineData("ProbeCommand.cs")]
[InlineData("ReadCommand.cs")]
[InlineData("WriteCommand.cs")]
[InlineData("SubscribeCommand.cs")]
public void Command_uses_await_using_for_FocasDriver(string commandFile)
{
var path = Path.Combine(CommandsDir, commandFile);
var source = File.ReadAllText(path);
source.ShouldContain("await using var driver = new FocasDriver(");
}
private static string LocateCommandsDir()
{
// Walk up from the test assembly bin/ folder to the repo root, then into the
// source project's Commands/ directory. The test-host puts CWD somewhere under
// bin/Debug/net10.0 so we resolve relative to AppContext.BaseDirectory.
var dir = new DirectoryInfo(AppContext.BaseDirectory);
while (dir is not null && !File.Exists(Path.Combine(dir.FullName, "ZB.MOM.WW.OtOpcUa.slnx")))
dir = dir.Parent;
dir.ShouldNotBeNull("Could not find solution root (ZB.MOM.WW.OtOpcUa.slnx).");
return Path.Combine(
dir!.FullName, "src", "Drivers", "Cli", "ZB.MOM.WW.OtOpcUa.Driver.FOCAS.Cli", "Commands");
}
}