EF Core Transaction in both SaveChanges and SqlQueryRaw for Unit Test

public class ActionLoadTableFromHistoryTests : IClassFixture<DbFixture> {
    public ActionLoadTableFromHistoryTests(DbFixture fixture)
        => Fixture = fixture;

    private DbFixture Fixture { get; }

    [Fact]
    public async Task DoesLoadFromHistory_Load1() {

        // Arrange
        using var context = Fixture.CreateContext();
        context.Database.BeginTransaction();
        await SeedData.Perform(context);
        await context.SaveChangesAsync();
        context.ChangeTracker.Clear();

        // Action
        var action = new ActionLoadTableFromHistory(Actions.Get());
        var historySql = await action.Perform(0, 1, false); // Uses data in EF to produce a SQL Script
        var finalSql = $"{historySql.SelectSql} select * from {historySql.CurrentTableName} {historySql.CloseSql}";
        var result = await context.Database.SqlQueryRaw<SourceTable>(finalSql, new object[0]).ToListAsync();

        // Assert
        Assert.NotNull(result);
        Assert.NotEmpty(result);
    }
}