Consider the margins of this document while obtaining list item's effective area

DEVSIX-6371

Autoported commit.
Original commit hash: [afca8dfd6]

Author: Evgeniy Prudnikov

itext.tests/itext.layout.tests/itext/layout/CanvasTest.cs

@@ -54,6 +54,7 @@ source product.
 using iText.Kernel.Pdf.Xobject;
 using iText.Kernel.Utils;
 using iText.Layout.Element;
+using iText.Layout.Properties;
 using iText.Layout.Testutil;
 using iText.Test;
 using iText.Test.Attributes;
@@ -112,6 +113,57 @@ public virtual void CanvasWithPageLinkTest() {
             NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(@out, cmp, DESTINATION_FOLDER));
         }
 
+        [NUnit.Framework.Test]
+        public virtual void ListItemWithoutMarginsInCanvasTest() {
+            String testName = "listItemWithoutMarginsInCanvasTest";
+            String @out = DESTINATION_FOLDER + testName + ".pdf";
+            String cmp = SOURCE_FOLDER + "cmp_" + testName + ".pdf";
+            PdfDocument pdf = new PdfDocument(new PdfWriter(@out));
+            PdfPage page = pdf.AddNewPage();
+            Rectangle pageSize = page.GetPageSize();
+            iText.Layout.Canvas canvas = new iText.Layout.Canvas(page, pageSize);
+            List list = new List();
+            list.SetListSymbol(ListNumberingType.DECIMAL);
+            list.Add(new ListItem("list item 1"));
+            list.Add(new ListItem("list item 2"));
+            canvas.Add(list);
+            canvas.Close();
+            pdf.Close();
+            NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(@out, cmp, DESTINATION_FOLDER));
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void NotApplyingMarginsInCanvasTest() {
+            String testName = "notApplyingMarginsInCanvasTest";
+            String @out = DESTINATION_FOLDER + testName + ".pdf";
+            String cmp = SOURCE_FOLDER + "cmp_" + testName + ".pdf";
+            PdfDocument pdf = new PdfDocument(new PdfWriter(@out));
+            PdfPage page = pdf.AddNewPage();
+            Rectangle pageSize = page.GetPageSize();
+            iText.Layout.Canvas canvas = new iText.Layout.Canvas(page, pageSize);
+            canvas.SetProperty(Property.MARGIN_LEFT, 36);
+            canvas.Add(new Paragraph("Hello"));
+            canvas.Close();
+            pdf.Close();
+            NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(@out, cmp, DESTINATION_FOLDER));
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void NullableMarginsInCanvasRendererTest() {
+            String testName = "nullableMarginsInCanvasRenderer";
+            String @out = DESTINATION_FOLDER + testName + ".pdf";
+            String cmp = SOURCE_FOLDER + "cmp_" + testName + ".pdf";
+            PdfDocument pdf = new PdfDocument(new PdfWriter(@out));
+            PdfPage page = pdf.AddNewPage();
+            Rectangle pageSize = page.GetPageSize();
+            iText.Layout.Canvas canvas = new iText.Layout.Canvas(page, pageSize);
+            canvas.SetProperty(Property.MARGIN_LEFT, null);
+            canvas.Add(new Paragraph("Hello"));
+            canvas.Close();
+            pdf.Close();
+            NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(@out, cmp, DESTINATION_FOLDER));
+        }
+
         [NUnit.Framework.Test]
         public virtual void CanvasWithPageEnableTaggingTest01() {
             String testName = "canvasWithPageEnableTaggingTest01";

itext.tests/itext.layout.tests/itext/layout/ListTest.cs

@@ -355,6 +355,81 @@ public virtual void ListItemTest02() {
                 , "diff"));
         }
 
+        [NUnit.Framework.Test]
+        public virtual void ListItemWithoutMarginsTest() {
+            String outFileName = destinationFolder + "listItemWithoutMarginsTest.pdf";
+            String cmpFileName = sourceFolder + "cmp_listItemWithoutMarginsTest.pdf";
+            PdfDocument pdf = new PdfDocument(new PdfWriter(outFileName));
+            Document document = new Document(pdf);
+            document.SetMargins(0, 0, 0, 0);
+            List list = new List();
+            list.SetListSymbol(ListNumberingType.DECIMAL);
+            list.Add(new ListItem("list item 1"));
+            list.Add(new ListItem("list item 2"));
+            document.Add(list);
+            document.Close();
+            NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(outFileName, cmpFileName, destinationFolder
+                , "diff"));
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void ListItemBigMarginsTest() {
+            String outFileName = destinationFolder + "listItemBigMarginsTest.pdf";
+            String cmpFileName = sourceFolder + "cmp_listItemBigMarginsTest.pdf";
+            PdfDocument pdf = new PdfDocument(new PdfWriter(outFileName));
+            Document document = new Document(pdf);
+            int margin = 100;
+            document.SetMargins(margin, margin, margin, margin);
+            List list = new List();
+            list.SetListSymbol(ListNumberingType.DECIMAL);
+            list.Add(new ListItem("list item 1"));
+            list.Add(new ListItem("list item 2"));
+            document.Add(list);
+            document.Close();
+            NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(outFileName, cmpFileName, destinationFolder
+                , "diff"));
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void MaxMarginWidthWhereTheBulletIsNotDrawnTest() {
+            String outFileName = destinationFolder + "maxMarginWidthWhereTheBulletIsNotDrawn.pdf";
+            String cmpFileName = sourceFolder + "cmp_maxMarginWidthWhereTheBulletIsNotDrawn.pdf";
+            PdfDocument pdf = new PdfDocument(new PdfWriter(outFileName));
+            Document document = new Document(pdf);
+            int margin = 50;
+            document.SetMargins(margin, margin, margin, margin);
+            List list = new List();
+            list.SetListSymbol(ListNumberingType.DECIMAL);
+            list.Add(new ListItem("list item 1"));
+            list.Add(new ListItem("list item 2"));
+            float? marginLeft = document.GetDefaultProperty<float>(Property.MARGIN_LEFT);
+            list.SetFixedPosition((float)marginLeft, 780, 200);
+            document.Add(list);
+            document.Close();
+            NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(outFileName, cmpFileName, destinationFolder
+                , "diff"));
+        }
+
+        [NUnit.Framework.Test]
+        public virtual void InitialMarginWidthWhereTheBulletIsDrawnTest() {
+            String outFileName = destinationFolder + "initialMarginWidthWhereTheBulletIsDrawn.pdf";
+            String cmpFileName = sourceFolder + "cmp_initialMarginWidthWhereTheBulletIsDrawn.pdf";
+            PdfDocument pdf = new PdfDocument(new PdfWriter(outFileName));
+            Document document = new Document(pdf);
+            int margin = 49;
+            document.SetMargins(margin, margin, margin, margin);
+            List list = new List();
+            list.SetListSymbol(ListNumberingType.DECIMAL);
+            list.Add(new ListItem("list item 1"));
+            list.Add(new ListItem("list item 2"));
+            float? marginLeft = document.GetDefaultProperty<float>(Property.MARGIN_LEFT);
+            list.SetFixedPosition((float)marginLeft, 780, 200);
+            document.Add(list);
+            document.Close();
+            NUnit.Framework.Assert.IsNull(new CompareTool().CompareByContent(outFileName, cmpFileName, destinationFolder
+                , "diff"));
+        }
+
         [LogMessage(iText.IO.Logs.IoLogMessageConstant.CLIP_ELEMENT, Count = 4)]
         [NUnit.Framework.Test]
         public virtual void ListWithSetHeightProperties01() {

itext.tests/itext.layout.tests/itext/layout/renderer/AbstractRendererUnitTest.cs

@@ -40,6 +40,7 @@ source product.
 For more information, please contact iText Software Corp. at this
 address: sales@itextpdf.com
 */
+using System;
 using System.Collections.Generic;
 using System.IO;
 using iText.Commons.Utils;
@@ -851,5 +852,15 @@ public virtual void NullChildTest() {
                     );
             }
         }
+
+        [NUnit.Framework.Test]
+        public virtual void ObtainingMarginsErrorTest() {
+            //TODO DEVSIX-6372 Obtaining DocumentRenderer's margins results in a ClassCastException
+            PdfDocument doc = new PdfDocument(new PdfWriter(new ByteArrayOutputStream()));
+            Document document = new Document(doc);
+            RootRenderer renderer = document.GetRenderer();
+            Rectangle rect = new Rectangle(0, 0);
+            NUnit.Framework.Assert.Catch(typeof(InvalidCastException), () => renderer.ApplyMargins(rect, false));
+        }
     }
 }