File: Metafiles\Validators\RepeatValidatorTests.cs
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Project: src\src\System.Windows.Forms.Primitives\tests\TestUtilities.Tests\System.Windows.Forms.Primitives.TestUtilities.Tests.csproj (System.Windows.Forms.Primitives.TestUtilities.Tests)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using Moq;
 
namespace System.Windows.Forms.Metafiles.Tests;
 
public class RepeatValidatorTests
{
    [Fact]
    public unsafe void RepeatValidator_Validate_complete_should_be_expected()
    {
        Mock<IEmfValidator> emfValidator = new();
        RepeatValidator repeatValidator = new(emfValidator.Object, 2);
 
        EmfRecord emfRecord = default;
 
        repeatValidator.Validate(ref emfRecord, state: null!, out bool complete);
        Assert.False(complete);
 
        // call again - we'll be at zero now
        repeatValidator.Validate(ref emfRecord, state: null!, out complete);
        Assert.True(complete);
    }
 
    [Theory]
    [InlineData(0)]
    [InlineData(-1)]
    public unsafe void RepeatValidator_Validate_should_throw_IOE_if_count_not_positive(int count)
    {
        Mock<IEmfValidator> emfValidator = new();
        RepeatValidator repeatValidator = new(emfValidator.Object, count);
 
        EmfRecord emfRecord = default;
 
        Assert.Throws<InvalidOperationException>(() => repeatValidator.Validate(ref emfRecord, state: null!, out bool complete));
    }
}