public void FolderComparison_NullAndNotExistsFolders_True()
{
using (var temporaryFolder = new TemporaryFolder())
{
IFolder folder1 = new DataFolder(temporaryFolder.Folder + "\\" + "test");
IFolder folder2 = null;
IFolderComparisonReport report = folder1.Compare(folder2);
Assert.That(report.Equal, Is.True);
}
}
public void FolderComparison_ExistsAndNotExistsFolders_False()
{
using (var temporaryFolder = new TemporaryFolder())
{
IFolder folder2 = new DataFolder(temporaryFolder.Folder + "\\" + "test2");
IFolderComparisonReport report = temporaryFolder.Compare(folder2);
Assert.That(report.Equal, Is.False);
}
}
public static IFolderComparisonReport Compare(this IFolder folder1, IFolder folder2, ReportOption reportOption = ReportOption.EqualOnly)
{
#region Null & Not Exists folders cases
if (folder1 == null)
{
if (folder2 == null || !folder2.Exists())
return new FolderComparisonReport(equal: true);
return new FolderComparisonReport(equal: false);
}
if (folder2 == null)
{
if (!folder1.Exists())
return new FolderComparisonReport(equal: true);
return new FolderComparisonReport(equal: false);
}
if (!folder1.Exists() && !folder2.Exists())
return new FolderComparisonReport(equal: true);
if (!folder1.Exists() && folder2.Exists())
return new FolderComparisonReport(equal: false);
if (folder1.Exists() && !folder2.Exists())
return new FolderComparisonReport(equal: false);
#endregion
#region Files comparison
string[] entries1 = Directory.GetFileSystemEntries(folder1.Folder);
string[] entries2 = Directory.GetFileSystemEntries(folder2.Folder);
if (entries1.Length == 0 && entries2.Length == 0)
return new FolderComparisonReport(equal: true);
switch (reportOption)
{
case ReportOption.EqualOnly:
if (entries1.Length != entries2.Length)
return new FolderComparisonReport(equal: false);
break;
}
string[] files1 = Array.ConvertAll(Directory.GetFiles(folder1.Folder), fileName => Path.GetFileName(fileName).ToLower());
string[] files2 = Array.ConvertAll(Directory.GetFiles(folder2.Folder), fileName => Path.GetFileName(fileName).ToLower());
var uniqInFolder1 = new List<string>();
var uniqInFolder2 = new List<string>();
switch (reportOption)
{
case ReportOption.EqualOnly:
bool foundAllFilesFromList1InList2 = Found(files1, files2);
if (!foundAllFilesFromList1InList2)
return new FolderComparisonReport(equal: false);
bool foundAllFilesFromList2InList1 = Found(files2, files1);
if (!foundAllFilesFromList2InList1)
return new FolderComparisonReport(equal: false);
break;
case ReportOption.CollectDifferentFiles:
FoundUniq(files1, files2, uniqInFolder1, uniqInFolder2);
break;
default:
throw new NotImplementedException(String.Format("reportOption {0} not implemented", reportOption));
}
#endregion
#region Directory comparison
string[] directories1 = Array.ConvertAll(Directory.GetDirectories(folder1.Folder), folderName => Path.GetFileName(folderName).ToLower());
string[] directories2 = Array.ConvertAll(Directory.GetDirectories(folder2.Folder), folderName => Path.GetFileName(folderName).ToLower());
switch (reportOption)
{
case ReportOption.EqualOnly:
bool foundAllDirectoriesFromList1InList2 = Found(directories1, directories2);
if (!foundAllDirectoriesFromList1InList2)
return new FolderComparisonReport(equal: false);
bool foundAllDirectoriesFromList2InList1 = Found(directories2, directories1);
if (!foundAllDirectoriesFromList2InList1)
return new FolderComparisonReport(equal: false);
break;
case ReportOption.CollectDifferentFiles:
FoundUniq(directories1, directories2, uniqInFolder1, uniqInFolder2);
break;
default:
throw new NotImplementedException(String.Format("reportOption {0} not implemented", reportOption));
}
foreach (string subFolder in directories1)
{
IFolder subFolder1 = new DataFolder(Path.Combine(folder1.Folder, subFolder));
IFolder subFolder2 = new DataFolder(Path.Combine(folder2.Folder, subFolder));
IFolderComparisonReport comparisonReport = subFolder1.Compare(subFolder2, reportOption);
switch (reportOption)
{
case ReportOption.EqualOnly:
if (!comparisonReport.Equal)
return new FolderComparisonReport(equal: false);
break;
case ReportOption.CollectDifferentFiles:
uniqInFolder1.AddRange(comparisonReport.Folder1Files.ConvertAll(fileName => subFolder + @"\" + fileName));
uniqInFolder2.AddRange(comparisonReport.Folder2Files.ConvertAll(fileName => subFolder + @"\" + fileName));
break;
default:
throw new NotImplementedException(String.Format("reportOption {0} not implemented", reportOption));
}
}
#endregion
switch (reportOption)
{
case ReportOption.EqualOnly:
return new FolderComparisonReport(equal: true);
case ReportOption.CollectDifferentFiles:
return new FolderComparisonReport(uniqInFolder1, uniqInFolder2);
default:
throw new NotImplementedException(String.Format("reportOption {0} not implemented", reportOption));
}
}