public void AverageTimeBetweenStatusChanges_multiple_documents_unique_change()
{
var service = new ReportingService(null, null);
var author = new AppUser("Test", "User", UserRole.Operator);
var now = DateTime.Now;
var documentHistory1 = new List <DocumentHistoryEntry>
{
new DocumentHistoryEntry(author, DocumentStatus.Created, "", now),
new DocumentHistoryEntry(author, DocumentStatus.Registered, "", now + TimeSpan.FromMinutes(10)),
new DocumentHistoryEntry(author, DocumentStatus.Approved, "", now + TimeSpan.FromMinutes(20)),
new DocumentHistoryEntry(author, DocumentStatus.Canceled, "", now + TimeSpan.FromMinutes(30)),
};
var documentHistory2 = new List <DocumentHistoryEntry>
{
new DocumentHistoryEntry(author, DocumentStatus.Created, "", now),
new DocumentHistoryEntry(author, DocumentStatus.Registered, "", now + TimeSpan.FromMinutes(20)),
new DocumentHistoryEntry(author, DocumentStatus.Approved, "", now + TimeSpan.FromMinutes(60)),
};
var createdRegistered = new StatusChange(DocumentStatus.Created, DocumentStatus.Registered);
var registeredApproved = new StatusChange(DocumentStatus.Registered, DocumentStatus.Approved);
var approvedCanceled = new StatusChange(DocumentStatus.Approved, DocumentStatus.Canceled);
var documents = new List <IEnumerable <DocumentHistoryEntry> >
{
documentHistory1, documentHistory2
};
var stats = service.AverageTimeBetweenStatusChanges(documents.AsQueryable());
Assert.AreEqual(3, stats.Count);
Assert.IsNotNull(stats[createdRegistered]);
Assert.IsNotNull(stats[registeredApproved]);
Assert.IsNotNull(stats[approvedCanceled]);
Assert.AreEqual(15, stats[createdRegistered].TotalMinutes);
Assert.AreEqual(25, stats[registeredApproved].TotalMinutes);
Assert.AreEqual(10, stats[approvedCanceled].TotalMinutes);
}
