public void DataFiles_AreCreated()
{
// Arrange
var config = new UnitTestQueueConfiguration
{
DataPageSize = 64
};
using var queue = new UnitTestPersistentQueue(config);
// Act & Assert
queue.Enqueue(new byte[32]);
Directory.GetFiles(config.GetDataPath()).Length.ShouldBe(1);
queue.Enqueue(new byte[32]);
Directory.GetFiles(config.GetDataPath()).Length.ShouldBe(1);
queue.Enqueue(new byte[32]);
Directory.GetFiles(config.GetDataPath()).Length.ShouldBe(2);
queue.Enqueue(new byte[32]);
Directory.GetFiles(config.GetDataPath()).Length.ShouldBe(2);
}
public void IndexFiles_AreCreated()
{
// Arrange
var config = new UnitTestQueueConfiguration
{
IndexItemsPerPage = 2
};
using var queue = new UnitTestPersistentQueue(config);
// Act & Assert
queue.Enqueue(1);
Directory.GetFiles(config.GetIndexPath()).Length.ShouldBe(1);
queue.Enqueue(1);
Directory.GetFiles(config.GetIndexPath()).Length.ShouldBe(1);
queue.Enqueue(1);
Directory.GetFiles(config.GetIndexPath()).Length.ShouldBe(2);
queue.Enqueue(1);
Directory.GetFiles(config.GetIndexPath()).Length.ShouldBe(2);
}
public async Task EmptyQueue_WaitForNextItem()
{
// Arrange
using var queue = new UnitTestPersistentQueue();
// Act & Assert
var resultTask = queue.DequeueAsync(1, 2);
resultTask.IsCompleted.ShouldBeFalse();
queue.Enqueue(1);
var result = await resultTask;
result.Items.Count.ShouldBe(1);
}
public async Task DataFiles_OneIsDeletedAfterCommit()
{
// Arrange
var config = new UnitTestQueueConfiguration
{
DataPageSize = 64
};
using var queue = new UnitTestPersistentQueue(config);
// Act & Assert
for (var i = 0; i < 20; i++)
{
queue.Enqueue(new byte[32]);
}
Directory.GetFiles(config.GetDataPath()).Length.ShouldBe(10);
await Dequeue(queue, 3);
Directory.GetFiles(config.GetDataPath()).Length.ShouldBe(9);
}
public async Task DataFiles_OneRemainsAfterAllItemsAreCommitted()
{
// Arrange
var config = new UnitTestQueueConfiguration
{
DataPageSize = 64
};
using var queue = new UnitTestPersistentQueue(config);
// Act & Assert
for (var i = 0; i < 20; i++)
{
queue.Enqueue(new byte[32]);
}
while (queue.HasItems)
{
await Dequeue(queue, 2);
}
Directory.GetFiles(config.GetDataPath()).Length.ShouldBe(1);
}