DotNetAngular/tests/Application.UnitTest/Validators/LoginRequestValidatorTests.cs

using Application.Models;
using Application.Validators;

namespace Application.UnitTest.Validators;

public class LoginRequestValidatorTests
{
    private readonly LoginRequestValidator _sut = new();

    [Fact]
    public void Validate_ShouldPass_WhenAllFieldsAreValid()
    {
        var request = new LoginRequest("test@example.com", "password123");

        var result = _sut.Validate(request);

        Assert.True(result.IsValid);
    }

    [Theory]
    [InlineData("", "password123", "Email")]
    [InlineData("not-an-email", "password123", "Email")]
    [InlineData("test@example.com", "", "Password")]
    public void Validate_ShouldFail_WhenFieldIsInvalid(string email, string password, string expectedProperty)
    {
        var request = new LoginRequest(email, password);

        var result = _sut.Validate(request);

        Assert.False(result.IsValid);
        Assert.Contains(result.Errors, e => e.PropertyName == expectedProperty);
    }
}