public virtual void PdfIndirectReferenceFlags()
{
PdfIndirectReference reference = new PdfIndirectReference(null, 1);
reference.SetState(PdfObject.FREE);
reference.SetState(PdfObject.READING);
reference.SetState(PdfObject.MODIFIED);
NUnit.Framework.Assert.AreEqual(true, reference.CheckState(PdfObject.FREE), "Free");
NUnit.Framework.Assert.AreEqual(true, reference.CheckState(PdfObject.READING), "Reading");
NUnit.Framework.Assert.AreEqual(true, reference.CheckState(PdfObject.MODIFIED), "Modified");
NUnit.Framework.Assert.AreEqual(true, reference.CheckState((byte)(PdfObject.FREE | PdfObject.MODIFIED | PdfObject
.READING)), "Free|Reading|Modified");
reference.ClearState(PdfObject.FREE);
NUnit.Framework.Assert.AreEqual(false, reference.CheckState(PdfObject.FREE), "Free");
NUnit.Framework.Assert.AreEqual(true, reference.CheckState(PdfObject.READING), "Reading");
NUnit.Framework.Assert.AreEqual(true, reference.CheckState(PdfObject.MODIFIED), "Modified");
NUnit.Framework.Assert.AreEqual(true, reference.CheckState((byte)(PdfObject.READING | PdfObject.MODIFIED))
, "Reading|Modified");
NUnit.Framework.Assert.AreEqual(false, reference.CheckState((byte)(PdfObject.FREE | PdfObject.READING | PdfObject
.MODIFIED)), "Free|Reading|Modified");
reference.ClearState(PdfObject.READING);
NUnit.Framework.Assert.AreEqual(false, reference.CheckState(PdfObject.FREE), "Free");
NUnit.Framework.Assert.AreEqual(false, reference.CheckState(PdfObject.READING), "Reading");
NUnit.Framework.Assert.AreEqual(true, reference.CheckState(PdfObject.MODIFIED), "Modified");
NUnit.Framework.Assert.AreEqual(false, reference.CheckState((byte)(PdfObject.FREE | PdfObject.READING)), "Free|Reading"
);
reference.ClearState(PdfObject.MODIFIED);
NUnit.Framework.Assert.AreEqual(false, reference.CheckState(PdfObject.FREE), "Free");
NUnit.Framework.Assert.AreEqual(false, reference.CheckState(PdfObject.READING), "Reading");
NUnit.Framework.Assert.AreEqual(false, reference.CheckState(PdfObject.MODIFIED), "Modified");
NUnit.Framework.Assert.AreEqual(true, !reference.IsFree(), "Is InUse");
reference.SetState(PdfObject.FREE);
NUnit.Framework.Assert.AreEqual(false, !reference.IsFree(), "Not IsInUse");
}
