public void FindsDocumentInChildOfParentContext()
{
// Given
TestDocument a = new TestDocument();
TestDocument b = new TestDocument();
TestDocument c = new TestDocument();
TestDocument d = new TestDocument();
TestDocument e = new TestDocument();
TestDocument e1 = new TestDocument();
TestDocument e2 = new TestDocument();
TestDocument e3 = new TestDocument();
e.Add(Keys.Children, new IDocument[] { e1, e2, e3 });
TestDocument f = new TestDocument();
TestExecutionContext parent = new TestExecutionContext(d, e, f);
TestExecutionContext context = new TestExecutionContext(a, b, c);
context.Parent = parent;
LazyDocumentMetadataValue value = new LazyDocumentMetadataValue(e2);
// When
object result = value.Get(null);
// Then
result.ShouldBe(e2);
IExecutionContext.Current.ShouldBe(context); // Sanity check
}
/// <inheritdoc />
protected override IEnumerable <IDocument> ExecuteContext(IExecutionContext context)
{
// Partition the pages and get a total before skip/take
IDocument[][] pages =
Partition(context.Inputs, _pageSize)
.ToArray();
// Skip/take the pages
pages = pages
.Skip(_skipPages)
.Take(_takePages)
.ToArray();
// Special case for no pages, create an empty one
if (pages.Length == 0)
{
pages = new[] { Array.Empty <IDocument>() };
}
// Create the documents per page, setting previous and next values as we go
Stack <(IDocument, LazyDocumentMetadataValue)> results = new Stack <(IDocument, LazyDocumentMetadataValue)>();
for (int c = 0; c < pages.Length; c++)
{
MetadataItems items = new MetadataItems
{
{ Keys.Children, pages[c] },
{ Keys.Index, c + 1 },
{ Keys.TotalPages, pages.Length },
{ Keys.TotalItems, context.Inputs.Length }
};
if (results.Count > 0)
{
items.Add(Keys.Previous, new LazyDocumentMetadataValue(results.Peek().Item1));
}
LazyDocumentMetadataValue next = null;
if (c < pages.Length - 1)
{
next = new LazyDocumentMetadataValue();
items.Add(Keys.Next, next);
}
IDocument document = context.CreateDocument(
_source,
_source.IsNull ? _source : _source.GetRelativeInputPath(),
items);
if (results.Count > 0)
{
results.Peek().Item2.OriginalDocument = document;
}
results.Push((document, next));
}
return(results.Select(x => x.Item1).Reverse());
}
public void DoesNotThrowForNullOriginalDocument()
{
// Given
TestExecutionContext context = new TestExecutionContext();
LazyDocumentMetadataValue value = new LazyDocumentMetadataValue();
// When
object result = value.Get(null);
// Then
result.ShouldBeNull();
}
public void FindsDocumentInInputs()
{
// Given
TestDocument a = new TestDocument();
TestDocument b = new TestDocument();
TestDocument c = new TestDocument();
TestExecutionContext context = new TestExecutionContext(a, b, c);
LazyDocumentMetadataValue value = new LazyDocumentMetadataValue(b);
// When
object result = value.Get(null);
// Then
result.ShouldBe(b);
}
public void ReturnsOriginalDocumentIfNotFound()
{
// Given
TestDocument a = new TestDocument();
TestDocument b = new TestDocument();
TestDocument c = new TestDocument();
TestDocument d = new TestDocument();
TestExecutionContext context = new TestExecutionContext(a, b, c);
LazyDocumentMetadataValue value = new LazyDocumentMetadataValue(d);
// When
object result = value.Get(null);
// Then
result.ShouldBe(d);
}
public void FindsDocumentInChildren()
{
// Given
TestDocument a = new TestDocument();
TestDocument b = new TestDocument();
TestDocument b1 = new TestDocument();
TestDocument b2 = new TestDocument();
TestDocument b3 = new TestDocument();
b.Add(Keys.Children, new IDocument[] { b1, b2, b3 });
TestDocument c = new TestDocument();
TestExecutionContext context = new TestExecutionContext(a, b, c);
LazyDocumentMetadataValue value = new LazyDocumentMetadataValue(b2);
// When
object result = value.Get(null);
// Then
result.ShouldBe(b2);
}
public void FindsDocumentInParentContext()
{
// Given
TestDocument a = new TestDocument();
TestDocument b = new TestDocument();
TestDocument c = new TestDocument();
TestDocument d = new TestDocument();
TestDocument e = new TestDocument();
TestDocument f = new TestDocument();
TestExecutionContext parent = new TestExecutionContext(d, e, f);
TestExecutionContext context = new TestExecutionContext(a, b, c);
context.Parent = parent;
LazyDocumentMetadataValue value = new LazyDocumentMetadataValue(e);
// When
object result = value.Get(null);
// Then
result.ShouldBe(e);
IExecutionContext.Current.ShouldBe(context); // Sanity check
}
