Added DirectoryInfo.FreeDiskSpace to get the free disk space of any directory.

This commit is contained in:
Mark McDowall 2011-10-15 11:36:09 -07:00
parent 9780a03c11
commit c296b6975c
2 changed files with 32 additions and 1 deletions

View File

@ -1,5 +1,6 @@
using System;
using System.IO;
using System.Linq;
using System.Net;
using System.ServiceModel.Syndication;
using AutoMoq;
@ -91,5 +92,13 @@ namespace NzbDrone.Core.Test
Console.WriteLine(dateTime.DayOfWeek);
dateTime.ToBestDateString().Should().Be(dateTime.ToShortDateString());
}
[Test]
public void FreeDiskSpace()
{
//Checks to ensure that the free space on the first is greater than 0 (It should be in 99.99999999999999% of cases... I hope)
var di = DriveInfo.GetDrives().First().RootDirectory;
di.FreeDiskSpace().Should().BeGreaterThan(0);
}
}
}

View File

@ -1,11 +1,20 @@
using System;
using System.Collections.Generic;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
namespace NzbDrone.Core
{
public static class Fluent
{
[DllImport("kernel32.dll", SetLastError = true, CharSet = CharSet.Auto)]
[return: MarshalAs(UnmanagedType.Bool)]
static extern bool GetDiskFreeSpaceEx(string lpDirectoryName,
out ulong lpFreeBytesAvailable,
out ulong lpTotalNumberOfBytes,
out ulong lpTotalNumberOfFreeBytes);
public static string WithDefault(this string actual, object defaultValue)
{
if (defaultValue == null)
@ -18,7 +27,6 @@ namespace NzbDrone.Core
return actual;
}
public static Int64 Megabytes(this int megabytes)
{
return megabytes * 1048576L;
@ -45,5 +53,19 @@ namespace NzbDrone.Core
return dateTime.ToShortDateString();
}
public static ulong FreeDiskSpace(this DirectoryInfo directoryInfo)
{
ulong freeBytesAvailable;
ulong totalNumberOfBytes;
ulong totalNumberOfFreeBytes;
bool success = GetDiskFreeSpaceEx(directoryInfo.FullName, out freeBytesAvailable, out totalNumberOfBytes,
out totalNumberOfFreeBytes);
if (!success)
throw new System.ComponentModel.Win32Exception();
return freeBytesAvailable;
}
}
}