using Util.Domain.Tests.Samples;
using Util.Domain.Tests.XUnitHelpers;
using Util.Exceptions;
using Xunit;

namespace Util.Domain.Tests.Entities; 

/// <summary>
/// string标识实体测试
/// </summary>
public class StringEntityTest {
    /// <summary>
    /// 测试初始化
    /// </summary>
    public StringEntityTest() {
        _sample = new StringAggregateRootSample();
        _sample2 = new StringAggregateRootSample();
    }

    /// <summary>
    /// 聚合根测试样例
    /// </summary>
    private StringAggregateRootSample _sample;
    /// <summary>
    /// 聚合根测试样例2
    /// </summary>
    private StringAggregateRootSample _sample2;

    /// <summary>
    /// 测试实体相等性 - 当两个实体的标识相同，则实体相同
    /// </summary>
    [Fact]
    public void TestEquals_IdEquals() {
        _sample = new StringAggregateRootSample( "a" );
        _sample2 = new StringAggregateRootSample( "a" );
        Assert.True( _sample.Equals( _sample2 ) );
        Assert.True( _sample == _sample2 );
        Assert.False( _sample != _sample2 );
    }

    /// <summary>
    /// 测试实体相等性 - Id为空
    /// </summary>
    [Fact]
    public void TestEquals_Id_Null() {
        _sample = new StringAggregateRootSample( null );
        _sample2 = new StringAggregateRootSample( "a" );
        Assert.False( _sample.Equals( _sample2 ) );
        Assert.False( _sample == _sample2 );
        Assert.False( _sample2 == _sample );

        _sample = new StringAggregateRootSample( "a" );
        _sample2 = new StringAggregateRootSample( null );
        Assert.False( _sample.Equals( _sample2 ) );
        Assert.False( _sample == _sample2 );
        Assert.False( _sample2 == _sample );
    }

    /// <summary>
    /// 测试验证 - Id为空，无法通过
    /// </summary>
    [Fact]
    public void TestValidate_IdIsEmpty() {
        AssertHelper.Throws<Warning>( () => {
            _sample = new StringAggregateRootSample( null );
            _sample.Validate();
        }, "标识" );
        AssertHelper.Throws<Warning>( () => {
            _sample = new StringAggregateRootSample( "" );
            _sample.Validate();
        }, "标识" );
    }
}