Merge pull request #296 from Mbucari/master

Error handling inside all click handlers

Source/DataLayer/QueryObjects/LibraryBookQueries.cs

@@ -88,5 +88,13 @@ namespace DataLayer
                         s.Series.AudibleSeriesId == parent.Book.AudibleProductId
                         ) == true
                     ).ToList();
+
+        public static IEnumerable<LibraryBook> UnLiberated(this IEnumerable<LibraryBook> bookList)
+            => bookList
+                .Where(
+                    lb =>
+                        lb.Book.UserDefinedItem.BookStatus is LiberatedStatus.NotLiberated or LiberatedStatus.PartialDownload
+                        || lb.Book.UserDefinedItem.PdfStatus is LiberatedStatus.NotLiberated or LiberatedStatus.PartialDownload
+                    );
     }
 }

Source/FileLiberator/DownloadDecryptBook.cs

@@ -165,7 +165,7 @@ namespace FileLiberator
 					LameConfig = GetLameOptions(config)
 				};
 
-			var chapters = getChapters(contentLic.ContentMetadata.ChapterInfo.Chapters).OrderBy(c => c.StartOffsetMs).ToList();
+			var chapters = flattenChapters(contentLic.ContentMetadata.ChapterInfo.Chapters).OrderBy(c => c.StartOffsetMs).ToList();
 
 			if (config.AllowLibationFixup || outputFormat == OutputFormat.Mp3)
 			{
@@ -192,7 +192,7 @@ namespace FileLiberator
 			return dlOptions;
 		}
 
-		private List<AudibleApi.Common.Chapter> getChapters(IEnumerable<AudibleApi.Common.Chapter> chapters)
+		public static List<AudibleApi.Common.Chapter> flattenChapters(IEnumerable<AudibleApi.Common.Chapter> chapters, string titleConcat = ": ")
 		{
 			List<AudibleApi.Common.Chapter> chaps = new();
 
@@ -200,20 +200,14 @@ namespace FileLiberator
 			{
 				if (c.Chapters is not null)
 				{
-					var firstSub = new AudibleApi.Common.Chapter
+					c.Chapters[0].StartOffsetMs = c.StartOffsetMs;
-					{
+					c.Chapters[0].StartOffsetSec = c.StartOffsetSec;
-						Title = $"{c.Title}: {c.Chapters[0].Title}",
+					c.Chapters[0].LengthMs += c.LengthMs;
-						StartOffsetMs = c.StartOffsetMs,
-						StartOffsetSec = c.StartOffsetSec,
-						LengthMs = c.LengthMs + c.Chapters[0].LengthMs
-					};
 
-					chaps.Add(firstSub);
+					var children = flattenChapters(c.Chapters);
-
-					var children = getChapters(c.Chapters[1..]);
 
 					foreach (var child in children)
-						child.Title = string.IsNullOrEmpty(c.Title) ? child.Title : $"{c.Title}: {child.Title}";
+						child.Title = $"{c.Title}{titleConcat}{child.Title}";
 
 					chaps.AddRange(children);
 				}

Source/FileManager/ReplacementCharacters.cs

@@ -7,7 +7,7 @@ using System.Linq;
 
 namespace FileManager
 {
-	public class Replacement
+	public class Replacement : ICloneable
 	{
 		public const int FIXED_COUNT = 6;
 
@@ -30,6 +30,8 @@ namespace FileManager
 			Mandatory = mandatory;
 		}
 
+		public object Clone() => new Replacement(CharacterToReplace, ReplacementString, Description, Mandatory);
+
 		public void Update(char charToReplace, string replacementString, string description)
 		{
 			ReplacementString = replacementString;
@@ -53,6 +55,7 @@ namespace FileManager
 		public static Replacement OpenAngleBracket(string replacement) => new('<', replacement, "Open Angle Bracket");
 		public static Replacement CloseAngleBracket(string replacement) => new('>', replacement, "Close Angle Bracket");
 		public static Replacement Pipe(string replacement) => new('|', replacement, "Vertical Line");
+
 	}
 
 	[JsonConverter(typeof(ReplacementCharactersConverter))]

Source/LibationWinForms/Dialogs/EditReplacementChars.Designer.cs

@@ -29,14 +29,14 @@
 		private void InitializeComponent()
 		{
 			this.dataGridView1 = new System.Windows.Forms.DataGridView();
+			this.charToReplaceCol = new System.Windows.Forms.DataGridViewTextBoxColumn();
+			this.replacementStringCol = new System.Windows.Forms.DataGridViewTextBoxColumn();
+			this.descriptionCol = new System.Windows.Forms.DataGridViewTextBoxColumn();
 			this.defaultsBtn = new System.Windows.Forms.Button();
 			this.loFiDefaultsBtn = new System.Windows.Forms.Button();
 			this.saveBtn = new System.Windows.Forms.Button();
 			this.cancelBtn = new System.Windows.Forms.Button();
 			this.minDefaultBtn = new System.Windows.Forms.Button();
-			this.charToReplaceCol = new System.Windows.Forms.DataGridViewTextBoxColumn();
-			this.replacementStringCol = new System.Windows.Forms.DataGridViewTextBoxColumn();
-			this.descriptionCol = new System.Windows.Forms.DataGridViewTextBoxColumn();
 			((System.ComponentModel.ISupportInitialize)(this.dataGridView1)).BeginInit();
 			this.SuspendLayout();
 			// 
@@ -54,6 +54,7 @@
             this.descriptionCol});
 			this.dataGridView1.Location = new System.Drawing.Point(12, 12);
 			this.dataGridView1.Name = "dataGridView1";
+			this.dataGridView1.RowHeadersWidthSizeMode = System.Windows.Forms.DataGridViewRowHeadersWidthSizeMode.DisableResizing;
 			this.dataGridView1.RowTemplate.Height = 25;
 			this.dataGridView1.Size = new System.Drawing.Size(498, 393);
 			this.dataGridView1.TabIndex = 0;
@@ -61,6 +62,31 @@
 			this.dataGridView1.UserDeletingRow += new System.Windows.Forms.DataGridViewRowCancelEventHandler(this.dataGridView1_UserDeletingRow);
 			this.dataGridView1.Resize += new System.EventHandler(this.dataGridView1_Resize);
 			// 
+			// charToReplaceCol
+			// 
+			this.charToReplaceCol.HeaderText = "Char to Replace";
+			this.charToReplaceCol.MinimumWidth = 70;
+			this.charToReplaceCol.Name = "charToReplaceCol";
+			this.charToReplaceCol.Resizable = System.Windows.Forms.DataGridViewTriState.False;
+			this.charToReplaceCol.SortMode = System.Windows.Forms.DataGridViewColumnSortMode.NotSortable;
+			this.charToReplaceCol.Width = 70;
+			// 
+			// replacementStringCol
+			// 
+			this.replacementStringCol.HeaderText = "Replacement Text";
+			this.replacementStringCol.MinimumWidth = 85;
+			this.replacementStringCol.Name = "replacementStringCol";
+			this.replacementStringCol.SortMode = System.Windows.Forms.DataGridViewColumnSortMode.NotSortable;
+			this.replacementStringCol.Width = 85;
+			// 
+			// descriptionCol
+			// 
+			this.descriptionCol.HeaderText = "Description";
+			this.descriptionCol.MinimumWidth = 100;
+			this.descriptionCol.Name = "descriptionCol";
+			this.descriptionCol.SortMode = System.Windows.Forms.DataGridViewColumnSortMode.NotSortable;
+			this.descriptionCol.Width = 200;
+			// 
 			// defaultsBtn
 			// 
 			this.defaultsBtn.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
@@ -116,28 +142,6 @@
 			this.minDefaultBtn.UseVisualStyleBackColor = true;
 			this.minDefaultBtn.Click += new System.EventHandler(this.minDefaultBtn_Click);
 			// 
-			// charToReplaceCol
-			// 
-			this.charToReplaceCol.HeaderText = "Char to Replace";
-			this.charToReplaceCol.MinimumWidth = 70;
-			this.charToReplaceCol.Name = "charToReplaceCol";
-			this.charToReplaceCol.Resizable = System.Windows.Forms.DataGridViewTriState.False;
-			this.charToReplaceCol.Width = 70;
-			// 
-			// replacementStringCol
-			// 
-			this.replacementStringCol.HeaderText = "Replacement Text";
-			this.replacementStringCol.MinimumWidth = 85;
-			this.replacementStringCol.Name = "replacementStringCol";
-			this.replacementStringCol.Width = 85;
-			// 
-			// descriptionCol
-			// 
-			this.descriptionCol.HeaderText = "Description";
-			this.descriptionCol.MinimumWidth = 100;
-			this.descriptionCol.Name = "descriptionCol";
-			this.descriptionCol.Width = 200;
-			// 
 			// EditReplacementChars
 			// 
 			this.AutoScaleDimensions = new System.Drawing.SizeF(7F, 15F);

Source/LibationWinForms/Dialogs/EditReplacementChars.cs

@@ -29,8 +29,8 @@ namespace LibationWinForms.Dialogs
 			{
 				var r = replacements[i];
 
-				int row = dataGridView1.Rows.Add(r.CharacterToReplace, r.ReplacementString, r.Description);
+				int row = dataGridView1.Rows.Add(r.CharacterToReplace.ToString(), r.ReplacementString, r.Description);
-				dataGridView1.Rows[row].Tag = r;
+				dataGridView1.Rows[row].Tag = r.Clone();
 
 
 				if (r.Mandatory)
@@ -90,7 +90,7 @@ namespace LibationWinForms.Dialogs
 			{
 				dataGridView1.Rows[e.RowIndex].ErrorText = $"Only 1 {charToReplaceCol.HeaderText} per entry";
 			}
-			else if (e.RowIndex >= Replacement.FIXED_COUNT &&
+			else if (dataGridView1.Rows[e.RowIndex].Tag is Replacement repl && !repl.Mandatory &&
 				   dataGridView1.Rows
 				   .Cast<DataGridViewRow>()
 				   .Where(r => r.Index != e.RowIndex)

Source/LibationWinForms/Form1.Liberate.cs

@@ -1,4 +1,5 @@
-using System;
+using DataLayer;
+using System;
 using System.Linq;
 using System.Threading.Tasks;
 using System.Windows.Forms;
@@ -10,11 +11,24 @@ namespace LibationWinForms
 		private void Configure_Liberate() { }
 
 		//GetLibrary_Flat_NoTracking() may take a long time on a hugh library. so run in new thread 
-		private async void beginBookBackupsToolStripMenuItem_Click(object _ = null, EventArgs __ = null)
+		private void beginBookBackupsToolStripMenuItem_Click(object _ = null, EventArgs __ = null)
 		{
-			SetQueueCollapseState(false);
+			try
-			await Task.Run(() => processBookQueue1.AddDownloadDecrypt(ApplicationServices.DbContexts.GetLibrary_Flat_NoTracking()
+			{
-				.Where(lb => lb.Book.UserDefinedItem.PdfStatus is DataLayer.LiberatedStatus.NotLiberated || lb.Book.UserDefinedItem.BookStatus is DataLayer.LiberatedStatus.NotLiberated)));
+				SetQueueCollapseState(false);
+
+				Serilog.Log.Logger.Information("Begin backing up all library books");
+
+				processBookQueue1.AddDownloadDecrypt(
+					ApplicationServices.DbContexts
+					.GetLibrary_Flat_NoTracking()
+					.UnLiberated()
+					);
+			}
+			catch (Exception ex)
+			{
+				Serilog.Log.Logger.Error(ex, "An error occurred while backing up all library books");
+			}
 		}
 
 		private async void beginPdfBackupsToolStripMenuItem_Click(object sender, EventArgs e)

Source/LibationWinForms/Form1.ProcessQueue.cs

@@ -22,27 +22,36 @@ namespace LibationWinForms
 			this.Width = width;
 		}
 
-		private void ProductsDisplay_LiberateClicked(object sender, LibraryBook e)
+		private void ProductsDisplay_LiberateClicked(object sender, LibraryBook libraryBook)
 		{
-			if (e.Book.UserDefinedItem.BookStatus != LiberatedStatus.Liberated)
+			try
 			{
-				SetQueueCollapseState(false);
+				if (libraryBook.Book.UserDefinedItem.BookStatus is LiberatedStatus.NotLiberated or LiberatedStatus.PartialDownload)
-				processBookQueue1.AddDownloadDecrypt(e);
-			}
-			else if (e.Book.UserDefinedItem.PdfStatus is not null and LiberatedStatus.NotLiberated)
-			{
-				SetQueueCollapseState(false);
-				processBookQueue1.AddDownloadPdf(e);
-			}
-			else if (e.Book.Audio_Exists())
-			{
-				// liberated: open explorer to file
-				var filePath = AudibleFileStorage.Audio.GetPath(e.Book.AudibleProductId);
-				if (!Go.To.File(filePath?.ShortPathName))
 				{
-					var suffix = string.IsNullOrWhiteSpace(filePath) ? "" : $":\r\n{filePath}";
+					Serilog.Log.Logger.Information("Begin single book backup of {libraryBook}", libraryBook);
-					MessageBox.Show($"File not found" + suffix);
+					SetQueueCollapseState(false);
+					processBookQueue1.AddDownloadDecrypt(libraryBook);
 				}
+				else if (libraryBook.Book.UserDefinedItem.PdfStatus is LiberatedStatus.NotLiberated)
+				{
+					Serilog.Log.Logger.Information("Begin single pdf backup of {libraryBook}", libraryBook);
+					SetQueueCollapseState(false);
+					processBookQueue1.AddDownloadPdf(libraryBook);
+				}
+				else if (libraryBook.Book.Audio_Exists())
+				{
+					// liberated: open explorer to file
+					var filePath = AudibleFileStorage.Audio.GetPath(libraryBook.Book.AudibleProductId);
+					if (!Go.To.File(filePath?.ShortPathName))
+					{
+						var suffix = string.IsNullOrWhiteSpace(filePath) ? "" : $":\r\n{filePath}";
+						MessageBox.Show($"File not found" + suffix);
+					}
+				}
+			}
+			catch (Exception ex)
+			{
+				Serilog.Log.Logger.Error(ex, "An error occurred while handling the stop light button click for {libraryBook}", libraryBook);
 			}
 		}
 

Source/LibationWinForms/Form1.VisibleBooks.cs

@@ -3,6 +3,7 @@ using System.Linq;
 using System.Threading.Tasks;
 using System.Windows.Forms;
 using ApplicationServices;
+using DataLayer;
 using Dinah.Core.Threading;
 using LibationWinForms.Dialogs;
 
@@ -48,10 +49,24 @@ namespace LibationWinForms
 			});
 		}
 
-		private async void liberateVisible(object sender, EventArgs e)
+		private void liberateVisible(object sender, EventArgs e)
 		{
-			SetQueueCollapseState(false);
+			try
-			await Task.Run(() => processBookQueue1.AddDownloadDecrypt(productsDisplay.GetVisible()));
+			{
+				SetQueueCollapseState(false);
+
+				Serilog.Log.Logger.Information("Begin backing up visible library books");
+
+				processBookQueue1.AddDownloadDecrypt(
+					productsDisplay
+					.GetVisible()
+					.UnLiberated()
+					);
+			}
+			catch (Exception ex)
+			{
+				Serilog.Log.Logger.Error(ex, "An error occurred while backing up visible library books");
+			}
 		}
 
 		private void replaceTagsToolStripMenuItem_Click(object sender, EventArgs e)

Source/LibationWinForms/GridView/ProductsGrid.cs

@@ -50,45 +50,52 @@ namespace LibationWinForms.GridView
 		#region Button controls
 		private void DataGridView_CellContentClick(object sender, DataGridViewCellEventArgs e)
 		{
-			// handle grid button click: https://stackoverflow.com/a/13687844
+			try
-			if (e.RowIndex < 0)
+			{
-				return;
+				// handle grid button click: https://stackoverflow.com/a/13687844
+				if (e.RowIndex < 0)
+					return;
 
-			var entry = getGridEntry(e.RowIndex);
+				var entry = getGridEntry(e.RowIndex);
-			if (entry is LibraryBookEntry lbEntry)
+				if (entry is LibraryBookEntry lbEntry)
-			{
-				if (e.ColumnIndex == liberateGVColumn.Index)
-					LiberateClicked?.Invoke(lbEntry);
-				else if (e.ColumnIndex == tagAndDetailsGVColumn.Index)
-					DetailsClicked?.Invoke(lbEntry);
-				else if (e.ColumnIndex == descriptionGVColumn.Index)
-					DescriptionClicked?.Invoke(lbEntry, gridEntryDataGridView.GetCellDisplayRectangle(e.ColumnIndex, e.RowIndex, false));
-				else if (e.ColumnIndex == coverGVColumn.Index)
-					CoverClicked?.Invoke(lbEntry);
-			}
-			else if (entry is SeriesEntry sEntry)
-			{
-				if (e.ColumnIndex == liberateGVColumn.Index)
 				{
-					if (sEntry.Liberate.Expanded)
+					if (e.ColumnIndex == liberateGVColumn.Index)
-						bindingList.CollapseItem(sEntry);
+						LiberateClicked?.Invoke(lbEntry);
-					else
+					else if (e.ColumnIndex == tagAndDetailsGVColumn.Index)
-						bindingList.ExpandItem(sEntry);
+						DetailsClicked?.Invoke(lbEntry);
-
+					else if (e.ColumnIndex == descriptionGVColumn.Index)
-					sEntry.NotifyPropertyChanged(nameof(sEntry.Liberate));
+						DescriptionClicked?.Invoke(lbEntry, gridEntryDataGridView.GetCellDisplayRectangle(e.ColumnIndex, e.RowIndex, false));
-
+					else if (e.ColumnIndex == coverGVColumn.Index)
-					VisibleCountChanged?.Invoke(this, bindingList.BookEntries().Count());
+						CoverClicked?.Invoke(lbEntry);
 				}
-				else if (e.ColumnIndex == descriptionGVColumn.Index)
+				else if (entry is SeriesEntry sEntry)
-					DescriptionClicked?.Invoke(sEntry, gridEntryDataGridView.GetCellDisplayRectangle(e.ColumnIndex, e.RowIndex, false));
+				{
-				else if (e.ColumnIndex == coverGVColumn.Index)
+					if (e.ColumnIndex == liberateGVColumn.Index)
-					CoverClicked?.Invoke(sEntry);
+					{
-			}
+						if (sEntry.Liberate.Expanded)
+							bindingList.CollapseItem(sEntry);
+						else
+							bindingList.ExpandItem(sEntry);
 
-			if (e.ColumnIndex == removeGVColumn.Index)
+						sEntry.NotifyPropertyChanged(nameof(sEntry.Liberate));
+
+						VisibleCountChanged?.Invoke(this, bindingList.BookEntries().Count());
+					}
+					else if (e.ColumnIndex == descriptionGVColumn.Index)
+						DescriptionClicked?.Invoke(sEntry, gridEntryDataGridView.GetCellDisplayRectangle(e.ColumnIndex, e.RowIndex, false));
+					else if (e.ColumnIndex == coverGVColumn.Index)
+						CoverClicked?.Invoke(sEntry);
+				}
+
+				if (e.ColumnIndex == removeGVColumn.Index)
+				{
+					gridEntryDataGridView.CommitEdit(DataGridViewDataErrorContexts.Commit);
+					RemovableCountChanged?.Invoke(this, EventArgs.Empty);
+				}
+			}
+			catch(Exception ex)
 			{
-				gridEntryDataGridView.CommitEdit(DataGridViewDataErrorContexts.Commit);
+				Serilog.Log.Logger.Error(ex, $"An error was encountered while processing a user click in the {nameof(ProductsGrid)}");
-				RemovableCountChanged?.Invoke(this, EventArgs.Empty);
 			}
 		}
 

Source/_Tests/FileLiberator.Tests/DownloadDecryptBookTests.cs

@@ -0,0 +1,202 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using AudibleApi.Common;
+using Dinah.Core;
+using FileManager;
+using FluentAssertions;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+
+namespace FileLiberator.Tests
+{
+	[TestClass]
+	public class DownloadDecryptBookTests
+	{
+		[TestMethod]
+		public void HierarchicalChapters_Flatten()
+		{
+			var expected = new Chapter[]
+			{
+				new()
+				{
+					Title = "Book 1: Part 1: Chapter 1",
+					StartOffsetMs = 0,
+					StartOffsetSec = 0,
+					LengthMs = 100000,
+				},
+				new()
+				{
+					Title = "Book 1: Part 1: Chapter 2",
+					StartOffsetMs = 100000,
+					StartOffsetSec = 100,
+					LengthMs = 100000,
+				},
+				new()
+				{
+					Title = "Book 1: Part 2: Chapter 3",
+					StartOffsetMs = 200000,
+					StartOffsetSec = 200,
+					LengthMs = 100000,
+				},
+				new()
+				{
+					Title = "Book 1: Part 2: Chapter 4",
+					StartOffsetMs = 300000,
+					StartOffsetSec = 300,
+					LengthMs = 100000,
+				},
+				new()
+				{
+					Title = "Book 2: Part 3: Chapter 5",
+					StartOffsetMs = 400000,
+					StartOffsetSec = 400,
+					LengthMs = 100000,
+				},
+				new()
+				{
+					Title = "Book 2: Part 3: Chapter 6",
+					StartOffsetMs = 500000,
+					StartOffsetSec = 500,
+					LengthMs = 100000,
+				},
+				new()
+				{
+					Title = "Book 2: Part 4: Chapter 7",
+					StartOffsetMs = 600000,
+					StartOffsetSec = 600,
+					LengthMs = 100000,
+				},
+				new()
+				{
+					Title = "Book 2: Part 4: Chapter 8",
+					StartOffsetMs = 700000,
+					StartOffsetSec = 700,
+					LengthMs = 100000,
+				}
+			};
+
+			var hierarchicalChapters = new Chapter[]
+				{
+					new()
+					{
+						Title = "Book 1",
+						StartOffsetMs = 0,
+						StartOffsetSec = 0,
+						LengthMs = 2000,
+						Chapters = new Chapter[]
+						{
+							new()
+							{   Title = "Part 1",
+								StartOffsetMs = 2000,
+								StartOffsetSec = 2,
+								LengthMs = 2000,
+								Chapters = new Chapter[]
+								{
+									new()
+									{   Title = "Chapter 1",
+										StartOffsetMs = 4000,
+										StartOffsetSec = 4,
+										LengthMs = 96000,
+									},
+									new()
+									{   Title = "Chapter 2",
+										StartOffsetMs = 100000,
+										StartOffsetSec = 100,
+										LengthMs = 100000,
+									},
+								}
+							},
+							new()
+							{   Title = "Part 2",
+								StartOffsetMs = 200000,
+								StartOffsetSec = 200,
+								LengthMs = 2000,
+								Chapters = new Chapter[]
+								{
+									new()
+									{   Title = "Chapter 3",
+										StartOffsetMs = 202000,
+										StartOffsetSec = 202,
+										LengthMs = 98000,
+									},
+									new()
+									{   Title = "Chapter 4",
+										StartOffsetMs = 300000,
+										StartOffsetSec = 300,
+										LengthMs = 100000,
+									},
+								}
+							}
+						}
+					},
+					new()
+					{
+						Title = "Book 2",
+						StartOffsetMs = 400000,
+						StartOffsetSec = 400,
+						LengthMs = 2000,
+						Chapters = new Chapter[]
+						{
+							new()
+							{   Title = "Part 3",
+								StartOffsetMs = 402000,
+								StartOffsetSec = 402,
+								LengthMs = 2000,
+								Chapters = new Chapter[]
+								{
+									new()
+									{   Title = "Chapter 5",
+										StartOffsetMs = 404000,
+										StartOffsetSec = 404,
+										LengthMs = 96000,
+									},
+									new()
+									{   Title = "Chapter 6",
+										StartOffsetMs = 500000,
+										StartOffsetSec = 500,
+										LengthMs = 100000,
+									},
+								}
+							},
+							new()
+							{   Title = "Part 4",
+								StartOffsetMs = 600000,
+								StartOffsetSec = 600,
+								LengthMs = 2000,
+								Chapters = new Chapter[]
+								{
+									new()
+									{   Title = "Chapter 7",
+										StartOffsetMs = 602000,
+										StartOffsetSec = 602,
+										LengthMs = 98000,
+									},
+									new()
+									{   Title = "Chapter 8",
+										StartOffsetMs = 700000,
+										StartOffsetSec = 700,
+										LengthMs = 100000,
+									},
+								}
+							}
+						}
+					}
+				};
+
+			var flatChapters = DownloadDecryptBook.flattenChapters(hierarchicalChapters);
+
+			flatChapters.Count.Should().Be(expected.Length);
+
+			for (int i = 0; i < flatChapters.Count; i++)
+			{
+				flatChapters[i].Title.Should().Be(expected[i].Title);
+				flatChapters[i].StartOffsetMs.Should().Be(expected[i].StartOffsetMs);
+				flatChapters[i].StartOffsetSec.Should().Be(expected[i].StartOffsetSec);
+				flatChapters[i].LengthMs.Should().Be(expected[i].LengthMs);
+				flatChapters[i].Chapters.Should().BeNull();
+			}
+		}
+	}
+}