/// <summary>
/// Returns the alternative file names, which looks like "a1000.bin".
/// If the restore is on a disk, then the full path is returned. If
/// the restore is in the cloud, only the file name is returned.
/// </summary>
string[] get_alt_file_names()
{
if (cloud_backup == null)
{
return(Directory.GetFiles(backup_destination_base));
}
else
{
return(cloud_backup.list_objects(backup_destination_base, null).ToArray());
}
}
/// <summary>
/// Tests the CloudBackupService classes. The content of a storage account
/// is listed. A file is uploaded, downloaded, and finally deleted.
/// </summary>
public void test_CloudBackupService()
{
Console.WriteLine("About to start a test using CloudBackupService."
+ " Press any key to continue, or ESC to skip.\n");
if (hit_esc_key())
{
return;
}
var backup_services = create_cloud_backup_services_from_xml(cloud_backup_services_xml);
// Choose one of the "backup_services" for use in testing.
CloudBackupService backup_service = backup_services[1];
string bucket_name = "xxxxxxxx"; // Choose bucket name
Console.WriteLine("Testing using " + backup_service.Name + "\\" + bucket_name);
Console.WriteLine("Listing objects:");
foreach (var obj in backup_service.list_objects(bucket_name, null))
{
Console.WriteLine(new String(' ', 4) + obj);
}
Console.WriteLine("Manually confirm that this is correct.");
pause();
// generate files for testing
string longer_file_path = @"E:\temp\temp2\temp.bin";
string shorter_file_path = @"E:\temp\temp2\temp_shorter.bin";
string download_file_path = @"E:\temp\temp2\temp_downloaded.bin";
string key_name = Path.GetFileName(longer_file_path);
// generate shorter file
var random = new Random();
byte[] buffer = new byte[1 * 1024];
random.NextBytes(buffer);
using (FileStream fs_short = new FileStream(shorter_file_path, FileMode.Create, FileAccess.Write))
{
fs_short.Write(buffer, 0, buffer.Length);
}
// generate longer file
using (FileStream fs_long = new FileStream(longer_file_path, FileMode.Create, FileAccess.Write))
{
fs_long.Write(buffer, 0, buffer.Length);
for (int i = 0; i < 10; i++)
{
random.NextBytes(buffer);
fs_long.Write(buffer, 0, buffer.Length);
}
}
// upload file
Console.WriteLine("Uploading file.");
using (FileStream fs_long = new FileStream(longer_file_path, FileMode.Open, FileAccess.Read))
{
backup_service.upload(fs_long, bucket_name, key_name);
}
// download partial and compare file
Console.WriteLine("Downloading the start of the file and checking.");
using (FileStream fs_downloaded = new FileStream(download_file_path, FileMode.Create, FileAccess.Write))
{
backup_service.download(bucket_name, key_name, fs_downloaded, 0, 1 * 1024);
}
Debug.Assert(compare_files(shorter_file_path, download_file_path));
// download full file and compare file
Console.WriteLine("Downloading the full file and checking.");
using (FileStream fs_downloaded = new FileStream(download_file_path, FileMode.Create, FileAccess.Write))
{
backup_service.download(bucket_name, key_name, fs_downloaded);
}
Debug.Assert(compare_files(longer_file_path, download_file_path));
// Test to see if downloading too many bytes cause errors?
using (FileStream fs_downloaded = new FileStream(download_file_path, FileMode.Create, FileAccess.Write))
{
backup_service.download(bucket_name, key_name, fs_downloaded, 0, 1024 * 1024);
}
Debug.Assert(compare_files(longer_file_path, download_file_path));
// delete file
Console.WriteLine("Deleting the file and checking.");
backup_service.delete(bucket_name, key_name);
bool found = false;
foreach (var obj in backup_service.list_objects(bucket_name, null))
{
if (obj.Equals(key_name))
{
found = true;
break;
}
}
Debug.Assert(found == false);
Console.WriteLine("CloudBackupService test completed.");
}