using System;
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using NUnit.Framework;
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namespace OpenTap.UnitTests;
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[TestFixture]
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public class VisaLoaderTest
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{
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[Test]
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public void DummyVisaTest()
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{
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DummyVisaLoader.StaticOrder = 1;
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Assert.That(Visa.viClear(0), Is.EqualTo(123));
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try
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{
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Visa.viWaitOnEvent(0, 0, 0, out var evt, IntPtr.Zero);
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Assert.Fail("This should have thrown");
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}
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catch (NotSupportedException ex)
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{
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Assert.That(ex.Message, Is.EqualTo("DummyVisaLoader does not support viWaitOnEvent"));
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}
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}
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public class DummyVisaLoader : IVisaFunctionLoader
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{
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public override string ToString()
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{
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return nameof(DummyVisaLoader);
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}
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// Set static order in unittest to avoid loading this
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// implementation in debug builds
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public static double StaticOrder = 1000000;
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public double Order => StaticOrder;
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public VisaFunctions? Functions => loadFunctions();
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private VisaFunctions loadFunctions()
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{
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VisaFunctions functions = new();
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functions.ViClearRef = static _ => 123;
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return functions;
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}
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}
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}
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