using Glass.Typesetting;
using UnitTestSharp;

namespace Glass.UnitTests.Typesetting
{
    public class MeasuredWordTests : TestFixture
    {
        public static readonly MeasuredWord Sample = new MeasuredWord(
            new LineBreak(9, isMandatory: true, trailingSpaces: 2), contentWidth: 30, leadingKerning: -2,
            endKerning: -1);

        public class CtorTests : TestFixture
        {
            public void KeepsEveryField()
            {
                CheckEqual(new object[] { 9, true, 30, (short)-2, (short)-1 },
                    new object[]
                    {
                        Sample.Break.Position, Sample.Break.IsMandatory, Sample.ContentWidth, Sample.LeadingKerning,
                        Sample.EndKerning,
                    });
            }
        }

        public class LayoutTests : TestFixture
        {
            public void TakesSixteenBytes()
            {
                CheckEqual(16, System.Runtime.InteropServices.Marshal.SizeOf<MeasuredWord>());
            }
        }

        public class ContentEndTests : TestFixture
        {
            public void IsTheBreaks()
            {
                CheckEqual(7, Sample.ContentEnd);
            }
        }

        public class EndTests : TestFixture
        {
            public void IsTheBreaksPosition()
            {
                CheckEqual(9, Sample.End);
            }
        }

        public class IsMandatoryTests : TestFixture
        {
            public void IsWhetherTheBreakIs()
            {
                CheckTrue(Sample.IsMandatory);
                CheckFalse(new MeasuredWord(new LineBreak(9, isMandatory: false), contentWidth: 30, leadingKerning: -2,
                    endKerning: -1).IsMandatory);
            }
        }
    }
}