public void GetTagHypotheses()
{
TestRuntime.AssertXcodeVersion(12, TestRuntime.MinorXcode12APIMismatch);
using (var tagger = new NLTagger(NLTagScheme.LexicalClass)
{
String = Text
}) {
var dict = tagger.GetTagHypotheses(0, NLTokenUnit.Sentence, NLTagScheme.LexicalClass, nuint.MaxValue);
Assert.That(dict.Count, Is.EqualTo(1), "Count");
var item = dict [NLLanguage.Unevaluated];
Assert.That(item, Is.EqualTo(1.0d), "value");
}
}
public void GetTags()
{
using (var tagger = new NLTagger(NLTagScheme.LexicalClass, NLTagScheme.Lemma)
{
String = Text
}) {
Assert.That(tagger.DominantLanguage, Is.EqualTo(NLLanguage.English), "DominantLanguage");
var tags = tagger.GetTags(new NSRange(0, Text.Length), NLTokenUnit.Word, NLTagScheme.Lemma, NLTaggerOptions.OmitWhitespace | NLTaggerOptions.OmitPunctuation, out var ranges);
Assert.That(tags.Length, Is.EqualTo(ranges.Length), "Length");
foreach (var tag in tags)
{
Assert.NotNull(tag, tag);
}
}
}
void ShowTags(NLTagScheme tagScheme)
{
if (!String.IsNullOrWhiteSpace(UserInput.Text))
{
var tagger = new NLTagger(new NLTagScheme[] { tagScheme });
var range = new NSRange(0, UserInput.Text.Length);
tagger.String = UserInput.Text;
tags = tagger.GetTags(range, NLTokenUnit.Word, tagScheme, NLTaggerOptions.OmitWhitespace, out NSValue[] ranges);
tokenRanges = ranges;
detailViewTitle = tagScheme == NLTagScheme.NameType ? "Named Entities" : "Parts of Speech";
PerformSegue(ShowEntitiesSegue, this);
}
}
public void GetTagHypotheses_Range()
{
TestRuntime.AssertXcodeVersion(12, 0);
using (var tagger = new NLTagger(NLTagScheme.LexicalClass)
{
String = Text
}) {
var dict = tagger.GetTagHypotheses(0, NLTokenUnit.Sentence, NLTagScheme.LexicalClass, nuint.MaxValue, out NSRange range);
Assert.That(dict.Count, Is.EqualTo(1), "Count");
var item = dict [NLLanguage.Unevaluated];
Assert.That(item, Is.EqualTo(1.0d), "value");
Assert.That(range.Location, Is.EqualTo((nint)0), "Location");
Assert.That(range.Length, Is.EqualTo((nint)88), "Length");
}
}
public void GetTag()
{
using (var tagger = new NLTagger(NLTagScheme.Lemma)
{
String = Text
})
using (var tag = tagger.GetTag(0, NLTokenUnit.Word, NLTagScheme.Lemma, out var range)) {
Assert.That(tagger.DominantLanguage, Is.EqualTo(NLLanguage.English), "DominantLanguage");
#if !__TVOS__
// works everywhere expect tvOS
Assert.That(tag.ToString(), Is.EqualTo("the"), "First word");
#endif
Assert.That(range.Location, Is.EqualTo(0), "Location");
Assert.That(range.Length, Is.EqualTo(3), "Length");
}
}
public void GetTag()
{
using (var tagger = new NLTagger(NLTagScheme.Lemma)
{
String = Text
})
using (var tag = tagger.GetTag(0, NLTokenUnit.Word, NLTagScheme.Lemma, out var range)) {
Assert.That(tagger.DominantLanguage, Is.EqualTo(NLLanguage.English), "DominantLanguage");
Assert.That(range.Location, Is.EqualTo(0), "Location");
Assert.That(range.Length, Is.EqualTo(3), "Length");
// rdar https://trello.com/c/3oN5kuYk
if (tag != null)
{
Assert.That(tag.ToString(), Is.EqualTo("the"), "First word");
}
}
}
public void GetModels()
{
TestRuntime.AssertXcodeVersion(11, 0);
using (var tagger = new NLTagger(NLTagScheme.LexicalClass)
{
String = Text
}) {
foreach (var scheme in typeof(NLTagScheme).GetEnumValues())
{
var constant = ((NLTagScheme)scheme).GetConstant();
if (constant == null)
{
continue; // can vary by SDK version
}
Assert.That(tagger.GetModels(constant), Is.Empty, constant);
}
}
}
