public void MergesMetadata()
{
// Given
IExecutionContext context = Substitute.For<IExecutionContext>();
context
.GetDocument(Arg.Any<IDocument>(), Arg.Any<string>(), Arg.Any<IEnumerable<KeyValuePair<string, object>>>())
.Returns(x =>
{
Dictionary<string, object> metadata = new Dictionary<string, object>();
foreach (KeyValuePair<string, object> kvp in x.ArgAt<IDocument>(0))
{
metadata[kvp.Key] = kvp.Value;
}
foreach (KeyValuePair<string, object> kvp in x.ArgAt<IEnumerable<KeyValuePair<string, object>>>(2))
{
metadata[kvp.Key] = kvp.Value;
}
IDocument result = Substitute.For<IDocument>();
result.GetEnumerator().Returns(metadata.GetEnumerator());
return result;
});
IDocument a = Substitute.For<IDocument>();
a.GetEnumerator().Returns(new Dictionary<string, object>
{
{ "a", 1 },
{ "b", 2 }
}.GetEnumerator());
IDocument b = Substitute.For<IDocument>();
b.GetEnumerator().Returns(new Dictionary<string, object>
{
{ "b", 3 },
{ "c", 4 }
}.GetEnumerator());
Combine combine = new Combine();
// When
List<IDocument> results = combine.Execute(new[] { a, b }, context).ToList(); // Make sure to materialize the result list
// Then
CollectionAssert.AreEquivalent(new Dictionary<string, object>
{
{ "a", 1 },
{ "b", 3 },
{ "c", 4 }
}, Iterate(results.First().GetEnumerator()));
}
public void AppendsContent()
{
// Given
IExecutionContext context = Substitute.For<IExecutionContext>();
context
.GetDocument(Arg.Any<IDocument>(), Arg.Any<string>(), Arg.Any<IEnumerable<KeyValuePair<string, object>>>())
.Returns(x =>
{
IDocument result = Substitute.For<IDocument>();
result.Content.Returns(x.ArgAt<string>(1));
return result;
});
IDocument a = Substitute.For<IDocument>();
a.Content.Returns(@"a");
IDocument b = Substitute.For<IDocument>();
b.Content.Returns(@"b");
Combine combine = new Combine();
// When
List<IDocument> results = combine.Execute(new[] { a, b }, context).ToList(); // Make sure to materialize the result list
// Then
CollectionAssert.AreEqual(new [] { "ab" }, results.Select(x => x.Content));
}