void GetTagsReturns_EmptyEnumerable_IfSpanCountIsZero()
{
var textBufferMock = new Mock <ITextBuffer>();
var classRegisteryServiceMock = new Mock <IClassificationTypeRegistryService>();
var sut = new ColorCoderTagger(textBufferMock.Object, classRegisteryServiceMock.Object);
var result = sut.GetTags(new NormalizedSnapshotSpanCollection());
result.Should().NotBeNull();
result.Should().BeEmpty();
}
void GetTagsReturns_EmptyEnumerable_IfCacheIsNotResolved()
{
var textBufferMock = new Mock <ITextBuffer>();
var classRegisteryServiceMock = new Mock <IClassificationTypeRegistryService>();
var snapShotPoint = new SnapshotPoint(new Mock <ITextSnapshot>().Object, 0);
var snapshotSpanCollection = new NormalizedSnapshotSpanCollection(new SnapshotSpan(snapShotPoint, snapShotPoint));
var sut = new ColorCoderTagger(textBufferMock.Object, classRegisteryServiceMock.Object);
var result = sut.GetTags(snapshotSpanCollection);
result.Should().NotBeNull();
result.Should().BeEmpty();
}
