private string InitFilePath(string filePath)
{
if (!_isShadowCopy)
{
return(filePath);
}
var gen = new DefaultPathNameGenerator(postfix: ".xlsx");
var util = new DefaultTempUtil(fileNameGen: gen);
var result = util.CreateFile();
using (var fs = new FileStream(filePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
{
using (var ws = new FileStream(result, FileMode.Create, FileAccess.Write, FileShare.None))
{
var read = 0L;
var buffer = new byte[4096];
while (read < fs.Length)
{
var currentRead = fs.Read(buffer, 0, buffer.Length);
read += currentRead;
if (currentRead != 0)
{
ws.Write(buffer, 0, currentRead);
}
}
}
}
return(result);
}
public void DefaultTempFolderExists()
{
var tempProvider = new DefaultTempUtil();
var tempPath = tempProvider.GetTempDirectory();
Assert.True(Directory.Exists(tempPath));
var filenameGen = new DefaultPathNameGenerator();
filenameGen.Generate(tempPath);
}
public void TempFolderAllowsFileCreateAndDelete()
{
var tempUtil = new DefaultTempUtil();
var tempPath = tempUtil.GetTempDirectory();
var filenameGen = new DefaultPathNameGenerator();
var filePath = filenameGen.Generate(tempPath);
Assert.False(File.Exists(filePath));
new DefaultFileUtil().Touch(filePath);
Assert.True(File.Exists(filePath));
File.Delete(filePath);
Assert.False(File.Exists(filePath));
}
public void TempFolderAllowsFolderCreateAndDelete()
{
var tempUtil = new DefaultTempUtil();
var tempPath = tempUtil.GetTempDirectory();
var filenameGen = new DefaultPathNameGenerator();
var folderPath = filenameGen.Generate(tempPath);
Assert.False(Directory.Exists(folderPath));
Directory.CreateDirectory(folderPath);
Assert.True(Directory.Exists(folderPath));
Directory.Delete(folderPath);
Assert.False(Directory.Exists(folderPath));
}
public void TempFilesWithCustomExtension()
{
var nameGenerator = new DefaultPathNameGenerator(postfix: ".txt");
var tmp = new DefaultTempUtil(fileNameGen: nameGenerator);
var tempFilePathCopy = "";
tmp.UseFile(tempFilePath =>
{
tempFilePathCopy = tempFilePath;
var fi = new FileInfo(tempFilePath);
Assert.True(fi.Exists);
Assert.Equal(0, fi.Length);
Assert.EndsWith(".txt", tempFilePath);
});
Assert.False(File.Exists(tempFilePathCopy));
}
