| public GetLastWriteTime ( string path ) : DateTimeOffset | ||
| path | string | |
| return | DateTimeOffset | |
public void GetLastWriteTime_RaisesArgumentException()
{
using (IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly())
{
Assert.Throws<ArgumentException>(() => isf.GetLastWriteTime("\0bad"));
}
}
public void GetLastWriteTime_ThrowsArgumentNull()
{
using (IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly())
{
Assert.Throws<ArgumentNullException>(() => isf.GetLastWriteTime(null));
}
}
public void GetLastWriteTime_Deleted_ThrowsInvalidOperationException()
{
using (IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly())
{
isf.Remove();
Assert.Throws<InvalidOperationException>(() => isf.GetLastWriteTime("foo"));
}
}
public void GetLastWriteTime_GetsTime()
{
using (IsolatedStorageFile isf = IsolatedStorageFile.GetUserStoreForAssembly())
{
string file = "GetLastWriteTime_GetsTime";
isf.CreateTestFile(file);
// Filesystem timestamps vary in granularity, we can't make a positive assertion that
// the time will come before or after the current time.
Assert.True(TestHelper.IsTimeCloseToNow(isf.GetLastWriteTime(file)));
}
}
private Collection<SearchableFile> getFiles(string pattern, IsolatedStorageFile storeFile, Collection<SearchableFile> list)
{
string root = System.IO.Path.GetDirectoryName(pattern);
foreach (string fileName in storeFile.GetFileNames(pattern))
{
string filePath = System.IO.Path.Combine(root, fileName);
string fileText = string.Empty;
using (StreamReader myReader = new StreamReader(new IsolatedStorageFileStream(filePath, FileMode.Open, storeFile)))
{
fileText = myReader.ReadToEnd();
}
list.Add(new SearchableFile(filePath, fileName, root, storeFile.GetLastWriteTime(filePath), fileText));
}
foreach (string dirName in storeFile.GetDirectoryNames(pattern))
{
pattern = System.IO.Path.Combine(root, dirName);
list = getFiles(pattern + "/*", storeFile, list);
}
return list;
}
/// <summary>
/// Determines the age of a file based on the last time it was written to
/// </summary>
/// <param name="filepath">The path of the file to test.</param>
/// <param name="storage">A reference to a valid IsolatedStorageFile instance.</param>
/// <returns>A DateTimeOffset indiciating the last valid file write date.</returns>
public static DateTimeOffset GetFileAge(string filepath, IsolatedStorageFile storage)
{
return storage.GetLastWriteTime(filepath);
}
public override Task <DateTimeOffset> GetLastWriteTimeAsync(string path)
{
return(Task <DateTimeOffset> .Factory.StartNew(() => (file.GetLastWriteTime(path))));
}
