public async Task FileSystemLock_VerifyMessageFromSettings()
{
using (var target = new TestFolder())
using (var cache = new LocalCache())
{
var log = new TestLogger();
var fileSystem = new PhysicalFileSystem(cache, UriUtility.CreateUri(target.Root));
var settings = new LocalSettings();
settings.FeedLockMessage = "FROMSETTINGS!!";
var lockMessage = Guid.NewGuid().ToString();
await InitCommand.RunAsync(settings, fileSystem, log);
var lockObj = await SourceUtility.VerifyInitAndLock(settings, fileSystem, lockMessage, log, CancellationToken.None);
lockObj.IsLocked.Should().BeTrue();
var path = Path.Combine(target.Root, ".lock");
var json = JObject.Parse(File.ReadAllText(path));
json["message"].ToString().Should().Be("FROMSETTINGS!!");
json["date"].ToString().Should().NotBeNullOrEmpty();
json["pid"].ToString().Should().NotBeNullOrEmpty();
}
}
public async Task FileSystem_VerifyFileSystemResetOnLock()
{
using (var target = new TestFolder())
using (var cache = new LocalCache())
{
var log = new TestLogger();
var fileSystem1 = new PhysicalFileSystem(cache, UriUtility.CreateUri(target.Root));
var settings = new LocalSettings();
var lockMessage = Guid.NewGuid().ToString();
await InitCommand.RunAsync(settings, fileSystem1, log);
// Verify that files work normally
var testFile = fileSystem1.Get("test.json");
await testFile.GetJsonOrNull(log, CancellationToken.None);
var testFile2 = fileSystem1.Get("test2.json");
fileSystem1.Files.Count.Should().BeGreaterThan(1);
// Lock the feed to reset it
var lockObj1 = await SourceUtility.VerifyInitAndLock(settings, fileSystem1, lockMessage, log, CancellationToken.None);
lockObj1.IsLocked.Should().BeTrue();
// 1 file should be found since it loads the index
fileSystem1.Files.Count.Should().Be(1);
InvalidOperationException failureEx = null;
try
{
// Verify the old file no longer works
await testFile.GetJsonOrNull(log, CancellationToken.None);
await testFile2.GetJsonOrNull(log, CancellationToken.None);
}
catch (InvalidOperationException ex)
{
failureEx = ex;
}
failureEx.Should().NotBeNull();
}
}
public async Task FileSystemLock_VerifyMessageShownInLog()
{
using (var target = new TestFolder())
using (var cache = new LocalCache())
{
var log = new TestLogger();
var log2 = new TestLogger();
var fileSystem1 = new PhysicalFileSystem(cache, UriUtility.CreateUri(target.Root));
var fileSystem2 = new PhysicalFileSystem(cache, UriUtility.CreateUri(target.Root));
var settings = new LocalSettings();
var lockMessage = Guid.NewGuid().ToString();
await InitCommand.RunAsync(settings, fileSystem1, log);
var lockObj1 = await SourceUtility.VerifyInitAndLock(settings, fileSystem1, lockMessage, log, CancellationToken.None);
lockObj1.IsLocked.Should().BeTrue();
var lockObj2Task = Task.Run(async() => await SourceUtility.VerifyInitAndLock(settings, fileSystem2, lockMessage, log2, CancellationToken.None));
while (!log2.GetMessages().Contains($"Feed is locked by: {lockMessage}"))
{
await Task.Delay(10);
}
lockObj1.Release();
var lockObj2 = await lockObj2Task;
while (!lockObj2.IsLocked)
{
await Task.Delay(10);
}
lockObj1.IsLocked.Should().BeFalse();
lockObj2.IsLocked.Should().BeTrue();
}
}
