Utilities

Sample code for basic directory & file manipulation.

Download fsutils.zip

Synopsis:

fsutils.cs

fsutils_test.cs

fsutils.cs Synopsis

using System.IO; public class FSUtils { public void CreateEmptyFile(string path) { if (FileExists(path)) return; File.Create(path).Close(); } public void DelFile(string path) { if (!FileExists(path)) return; File.Delete(path); } public void CreateDir(string path) { if (DirExists(path)) return; Directory.CreateDirectory(path); } public void DelDirTree(string path) { if (!DirExists(path)) return; Directory.Delete(path, true); } public bool DirExists(string path) { return Directory.Exists(path); } public bool FileExists(string path) { return File.Exists(path); } }

fsutils_test.cs Synopsis

using System; using ut; public class testfsutils { static readonly string testpath = @"d:\projects\test\fsutils"; public void test_fsUtils_dirs() { FSUtils fsu = new FSUtils(); fsu.DelDirTree(testpath); utx.assert(!fsu.DirExists(testpath)); fsu.CreateDir(testpath); utx.assert(fsu.DirExists(testpath)); fsu.DelDirTree(testpath); utx.assert(!fsu.DirExists(testpath)); } public void test_fsUtils_subdirs() { FSUtils fsu = new FSUtils(); fsu.DelDirTree(testpath); utx.assert(!fsu.DirExists(testpath)); string sub1 = testpath + "\\sub1"; string sub2 = testpath + "\\sub2"; fsu.CreateDir(testpath); fsu.CreateDir(sub1); fsu.CreateDir(sub2); utx.assert(fsu.DirExists(sub1)); utx.assert(fsu.DirExists(sub2)); fsu.DelDirTree(testpath); utx.assert(!fsu.DirExists(testpath)); } public void test_fsUtils_files() { FSUtils fsu = new FSUtils(); fsu.DelDirTree(testpath); fsu.CreateDir(testpath); utx.assert(fsu.DirExists(testpath)); string filepath = testpath + "\\" + "test1.txt"; fsu.CreateEmptyFile(filepath); utx.assert(fsu.FileExists(filepath)); fsu.DelFile(filepath); utx.assert(!fsu.FileExists(filepath)); fsu.DelDirTree(testpath); utx.assert(!fsu.DirExists(testpath)); utx.assert(!fsu.FileExists(filepath)); } public void test_fsUtils_dupDelDirTree() { FSUtils fsu = new FSUtils(); fsu.DelDirTree(testpath); fsu.DelDirTree(testpath); utx.assert(!fsu.DirExists(testpath)); } public void test_fsUtils_dupCreateDir() { FSUtils fsu = new FSUtils(); fsu.DelDirTree(testpath); utx.assert(!fsu.DirExists(testpath)); fsu.CreateDir(testpath); utx.assert(fsu.DirExists(testpath)); fsu.CreateDir(testpath); utx.assert(fsu.DirExists(testpath)); } public void test_fsUtils_dupCreateFile() { FSUtils fsu = new FSUtils(); fsu.DelDirTree(testpath); fsu.CreateDir(testpath); utx.assert(fsu.DirExists(testpath)); string filepath = testpath + "\\" + "test2.txt"; fsu.CreateEmptyFile(filepath); utx.assert(fsu.FileExists(filepath)); fsu.CreateEmptyFile(filepath); utx.assert(fsu.FileExists(filepath)); } public void test_fsUtils_dupDelFile() { FSUtils fsu = new FSUtils(); fsu.DelDirTree(testpath); fsu.CreateDir(testpath); utx.assert(fsu.DirExists(testpath)); string filepath = testpath + "\\" + "test3.txt"; fsu.CreateEmptyFile(filepath); utx.assert(fsu.FileExists(filepath)); fsu.DelFile(filepath); utx.assert(!fsu.FileExists(filepath)); fsu.DelFile(filepath); utx.assert(!fsu.FileExists(filepath)); } }