public async Task DeterminesDeltaOnModification()
{
var file = "BB";
var readModel = "AB";
var fileProvider = Substitute.For <IFileProvider>();
fileProvider.Exists(Arg.Any <string>()).Returns(true);
fileProvider.ReadAsync(Arg.Any <string>()).Returns(Encoding.UTF8.GetBytes(file).ToAsyncEnumerable());
fileProvider.ReadAsync(Arg.Any <Stream>()).Returns(Encoding.UTF8.GetBytes(readModel).ToAsyncEnumerable());
var eventSource = Substitute.For <IEventSource>();
eventSource.Rebuild(Arg.Any <string>()).Returns(new Document());
var watcher = Substitute.For <IFileSystemWatcher>();
var target = new SourceControl(fileProvider, eventSource, watcher);
await target.Add("path");
watcher.Changed += Raise.Event <FileChangedEventHandler>("path");
var actual = eventSource.ReceivedCalls().Last().GetArguments().Last();
actual.Should().BeEquivalentTo(new UpdateEvent
{
Updates = new List <Changeset>
{
new Changeset
{
Offset = 0,
Values = Encoding.UTF8.GetBytes("B").ToList()
}
}
});
}
public void AddsFileToSourceColtrol()
{
var fileProvider = Substitute.For <IFileProvider>();
fileProvider.Exists(Arg.Any <string>()).Returns(true);
var eventSource = Substitute.For <IEventSource>();
var watcher = Substitute.For <IFileSystemWatcher>();
var target = new SourceControl(fileProvider, eventSource, watcher);
target.Add("path");
watcher.Received().Monitor("path");
eventSource.Received().CreateRepository("path");
}
public async Task CreatesEventsFile()
{
var repository = new SqliteRepository();
var fileProvider = new WindowsFileProvider();
var eventStore = new EventSource(repository, fileProvider);
using var fileWatcher = new WindowsFileSystemWatcher(fileProvider);
using var file = new TemporaryFile();
file.Append("InitialText");
using var target = new SourceControl(fileProvider, eventStore, fileWatcher);
await target.Add(file.Fullname);
Assert.IsTrue(fileProvider.Exists($"{file.Fullname}.events"));
Assert.IsFalse(fileProvider.IsEmpty($"{file.Fullname}.events"));
}
public async Task AppendsEvents()
{
var repository = new SqliteRepository();
var fileProvider = new WindowsFileProvider();
var eventStore = new EventSource(repository, fileProvider);
using var fileWatcher = new WindowsFileSystemWatcher(fileProvider);
using var file = new TemporaryFile();
file.Append("InitialText");
using var target = new SourceControl(fileProvider, eventStore, fileWatcher);
await target.Add(file.Fullname);
file.Append("AdditionalText");
await Task.Delay(10000);
var lines = await repository.ReadRecordsAsync($"{file.Fullname}.events").CountAsync();
Assert.AreEqual(2, lines);
}