63 lines
2.1 KiB
C#
63 lines
2.1 KiB
C#
using System.CommandLine;
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using ScadaLink.CLI.Commands;
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namespace ScadaLink.CLI.Tests.Commands;
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/// <summary>
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/// Shared helpers for invoking the <c>audit</c> command tree in tests and capturing
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/// stdout/stderr/exit code.
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/// </summary>
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internal static class AuditCommandTestHarness
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{
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public static RootCommand BuildRoot()
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{
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var url = new Option<string>("--url") { Recursive = true };
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var username = new Option<string>("--username") { Recursive = true };
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var password = new Option<string>("--password") { Recursive = true };
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var format = CliOptions.CreateFormatOption();
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var root = new RootCommand();
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root.Add(url);
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root.Add(username);
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root.Add(password);
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root.Add(format);
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root.Add(AuditCommands.Build(url, format, username, password));
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return root;
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}
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/// <summary>
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/// Parses and invokes the command tree, capturing output from both channels the CLI
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/// uses: System.CommandLine's parser diagnostics flow through the
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/// <see cref="InvocationConfiguration"/> writers, while command actions write through
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/// <see cref="Console"/> (consistent with the rest of the CLI). Both are merged into
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/// the returned <c>Out</c>/<c>Err</c> strings. Callers must be in the <c>Console</c>
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/// xUnit collection so the global <see cref="Console"/> redirect is not racy.
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/// </summary>
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public static (int Exit, string Out, string Err) Invoke(RootCommand root, params string[] args)
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{
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var output = new StringWriter();
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var error = new StringWriter();
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var originalOut = Console.Out;
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var originalErr = Console.Error;
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Console.SetOut(output);
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Console.SetError(error);
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int exit;
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try
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{
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exit = root.Parse(args).Invoke(new InvocationConfiguration
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{
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Output = output,
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Error = error,
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});
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}
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finally
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{
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Console.SetOut(originalOut);
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Console.SetError(originalErr);
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}
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return (exit, output.ToString(), error.ToString());
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}
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}
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