using JdeScoping.DataAccess.Interfaces;
using JdeScoping.DataSync.Etl.Sources;
using NSubstitute;

namespace JdeScoping.DataSync.Tests.Etl.Sources;

public class DbQuerySourceTests
{
    [Fact]
    public void Constructor_SetsSourceName()
    {
        var factory = Substitute.For<IDbConnectionFactory>();
        var source = new DbQuerySource(factory, "SELECT 1", "TestSource");
        Assert.Equal("DbQuery:TestSource", source.SourceName);
    }

    [Fact]
    public void Constructor_NullName_UsesDefault()
    {
        var factory = Substitute.For<IDbConnectionFactory>();
        var source = new DbQuerySource(factory, "SELECT 1");
        Assert.Equal("DbQuery:Query", source.SourceName);
    }

    [Fact]
    public void Constructor_NullFactory_ThrowsArgumentNullException()
    {
        Assert.Throws<ArgumentNullException>(() => new DbQuerySource(null!, "SELECT 1"));
    }

    [Fact]
    public void Constructor_NullSql_ThrowsArgumentNullException()
    {
        var factory = Substitute.For<IDbConnectionFactory>();
        Assert.Throws<ArgumentNullException>(() => new DbQuerySource(factory, null!));
    }

    [Fact]
    public void Constructor_EmptySql_ThrowsArgumentException()
    {
        var factory = Substitute.For<IDbConnectionFactory>();
        Assert.Throws<ArgumentException>(() => new DbQuerySource(factory, ""));
    }
}