private static void ParseDiffResult(string content, string ignoreRegex, ref FileDiffResult result)
{
result.Differences = new List <Differences>();
var expFile = Path.Combine(result.ExpectDirectory, result.FileName);
var tarFile = Path.Combine(result.TargetDirectory, result.FileName);
var diffSection = GetDifferenceSection(content);
var ignoreRegexArray = ignoreRegex.Split(new[] { '|' });
foreach (var sec in diffSection)
{
if (!string.IsNullOrEmpty(sec))
{
var diff = new Differences();
var expectfilediffstartpos = sec.ToLower().IndexOf(result.FileName.ToLower());
if (expectfilediffstartpos < 0)
{
continue;
}
expectfilediffstartpos += result.FileName.Length;
var expectfilediffendpos = sec.IndexOf("*****", expectfilediffstartpos);
if (expectfilediffendpos < 0)
{
continue;
}
diff.Expect = sec.Substring(expectfilediffstartpos, expectfilediffendpos - expectfilediffstartpos).Trim();
// Check the expected string in difference is in Ignore List
var isIgnore = false;
if (!string.IsNullOrEmpty(diff.Expect))
{
isIgnore = ignoreRegexArray.Any(reg => !string.IsNullOrEmpty(reg) && Regex.IsMatch(diff.Expect, reg, RegexOptions.IgnoreCase));
}
if (isIgnore)
{
continue;
}
var targetfilediffstartpos = sec.ToLower().IndexOf(result.FileName.ToLower(), expectfilediffendpos);
if (targetfilediffstartpos < 0)
{
continue;
}
targetfilediffstartpos += result.FileName.Length;
var targetexpectfilediffendpos = sec.IndexOf("*****", targetfilediffstartpos);
if (targetexpectfilediffendpos < 0)
{
continue;
}
diff.Target = sec.Substring(targetfilediffstartpos, targetexpectfilediffendpos - targetfilediffstartpos).Trim();
diff.Reason = AnalysisDiffResultType(ref diff.Expect, ref diff.Target);
result.Differences.Add(diff);
}
}
}
/// <summary>
/// Compare 2 folders
/// </summary>
/// <param name="expectedFolder">the expected folder as the baseline</param>
/// <param name="targetFolder">target folder</param>
/// <param name="binaryFileExtensions">list all binary file extension, format: .exe,.dll,.rm</param>
/// <param name="ignoreFileExtensions">list all file extensions which the file will be ignored, format: .log,.inf,.trc </param>
/// <param name="isScanRecursiveDirectory">also scan all sub directory</param>
/// <param name="isCaseSensitive">case sensitive</param>
/// <param name="isCompressWhiteSpace">compress tab, space</param>
/// <param name="ignoreRegex"></param>
/// <param name="reportFile">save the result to XML file.</param>
/// <param name="alwaysGenerateReport">if need to generate report even they are equals</param>
/// <param name="ignoreLineSwitchFiles">files which with line switch difference will be ginored, format: action.c,default.usr,default.c</param>
/// <param name="skipFiles">list all files which need to be skipped during comparing</param>
/// <returns></returns>
public static bool CompareFolder(string expectedFolder, string targetFolder, string binaryFileExtensions, string ignoreFileExtensions,
bool isScanRecursiveDirectory, bool isCaseSensitive, bool isCompressWhiteSpace, string ignoreRegex, string reportFile, bool alwaysGenerateReport, string[] ignoreLineSwitchFiles, params string[] skipFiles)
{
var result = true;
var resultfile = string.IsNullOrEmpty(reportFile) ? string.Format("Result_{0:yyyyMMddhhmmss}.xml", DateTime.Now) : reportFile;
var fileDifferences = new List <FileDiffResult>();
var bFileExt = binaryFileExtensions == null ? null : binaryFileExtensions.Split(new[] { ',' });
var iFileExt = ignoreFileExtensions == null ? null : ignoreFileExtensions.Split(new[] { ',' });
foreach (var expectedFile in Directory.GetFiles(expectedFolder, "*.*", isScanRecursiveDirectory ? SearchOption.AllDirectories : SearchOption.TopDirectoryOnly))
{
var cmpType = 1;
var ext = Path.GetExtension(expectedFile);
var filename = Path.GetFileName(expectedFile);
var subpath = expectedFile.Substring(expectedFolder.Length + 1, expectedFile.IndexOf(filename) - expectedFolder.Length - 1);
// If it is an ignore type of files, skip it.
if (iFileExt != null)
{
if (iFileExt.Contains(ext))
{
continue;
}
}
// If it is a skip file, skip it.
if (skipFiles != null)
{
if (skipFiles.Where(o => expectedFile.ToLower().IndexOf(o.ToLower()) > 0).Count() > 0)
{
continue;
}
}
// If it is a binary file, compare it by Binary
if (bFileExt != null)
{
if (bFileExt.Contains(ext))
{
cmpType = 0;
}
}
// Combine and Get the target file.
var targetFile = string.Format(@"{0}\{1}\{2}", targetFolder, subpath, filename).Replace(@"\\", @"\");
var fdr = new FileDiffResult
{
FileName = filename,
ExpectDirectory = expectedFile.Remove(expectedFile.IndexOf(filename)),
TargetDirectory = targetFile.Remove(targetFile.IndexOf(filename))
};
// If file2 does not exist, return error. Otherwise, compare them.
if (!File.Exists(targetFile))
{
fdr.Differences = new List <Differences>();
var diff = new Differences {
Reason = DiffReason.FileMissing
};
fdr.Differences.Add(diff);
fileDifferences.Add(fdr);
}
else
{
string diffoutput;
result &= Fc(expectedFile, targetFile, cmpType, isCaseSensitive, isCompressWhiteSpace, out diffoutput);
if (!string.IsNullOrEmpty(diffoutput))
{
if (cmpType == 0)
{
fdr.Differences = new List <Differences>();
var diff = new Differences {
Reason = DiffReason.BinaryFileLengthDifferent
};
fdr.Differences.Add(diff);
fileDifferences.Add(fdr);
}
else if (cmpType == 1)
{
ParseDiffResult(diffoutput, ignoreRegex, ref fdr);
if (fdr.Differences.Count > 0)
{
if (ignoreLineSwitchFiles != null)
{
if (ignoreLineSwitchFiles.Contains(filename))
{
continue;
}
}
fileDifferences.Add(fdr);
}
}
}
}
}
if (fileDifferences.Count > 0)
{
result = false;
Console.WriteLine("There are {0} files different.", fileDifferences.Count);
foreach (var fd in fileDifferences)
{
Console.WriteLine(fd.FileName);
}
}
else
{
result = true;
}
if (!result || (result && alwaysGenerateReport))
{
Console.WriteLine("Result File: {0}", resultfile);
GenerateReport(resultfile,
result,
expectedFolder,
targetFolder,
binaryFileExtensions,
ignoreFileExtensions,
isScanRecursiveDirectory,
isCaseSensitive,
isCompressWhiteSpace,
skipFiles,
fileDifferences);
}
else
{
Console.WriteLine("Result: No difference in content.");
}
return(result);
}
