/// <summary>
/// The phrase suggester adds additional logic on top of the term suggester to select entire corrected phrases
/// instead of individual tokens weighted based on ngram-langugage models.
/// </summary>
public SuggestDescriptor <T> Phrase(string name, Func <PhraseSuggestDescriptor <T>, PhraseSuggestDescriptor <T> > suggest)
{
name.ThrowIfNullOrEmpty("name");
suggest.ThrowIfNull("suggest");
var desc = new PhraseSuggestDescriptor <T>();
var item = suggest(desc);
Self.Suggest.Add(name, item);
return(this);
}
/// <summary>
/// The phrase suggester adds additional logic on top of the term suggester to select entire corrected phrases
/// instead of individual tokens weighted based on ngram-langugage models.
/// </summary>
public SearchDescriptor <T> SuggestPhrase(string name, Func <PhraseSuggestDescriptor <T>, PhraseSuggestDescriptor <T> > suggest)
{
name.ThrowIfNullOrEmpty("name");
suggest.ThrowIfNull("suggest");
if (Self.Suggest == null)
{
Self.Suggest = new Dictionary <string, ISuggestBucket>();
}
var desc = new PhraseSuggestDescriptor <T>();
var item = suggest(desc);
IPhraseSuggester i = item;
var bucket = new SuggestBucket {
Text = i.Text, Phrase = item
};
Self.Suggest.Add(name, bucket);
return(this);
}
public void PhraseSuggestDescriptorDirectGeneratorTest()
{
var phraseSuggestDescriptor = new PhraseSuggestDescriptor<ElasticsearchProject>()
.Analyzer("body")
.DirectGenerator(m => m.OnField("body").SuggestMode(SuggestMode.Always).MinWordLength(3));
var json = TestElasticClient.Serialize(phraseSuggestDescriptor);
var expected = @"{
""analyzer"": ""body"",
""direct_generator"": [
{
""field"": ""body"",
""suggest_mode"": ""always"",
""min_word_len"": 3
}
],
}";
Assert.True(json.JsonEquals(expected), json);
}
public void PhraseSuggestDescriptorTest()
{
var phraseSuggestDescriptor = new PhraseSuggestDescriptor<ElasticsearchProject>()
.Analyzer("body")
.OnField("bigram")
.Size(1)
.MaxErrors(0.5m)
.GramSize(2);
var json = TestElasticClient.Serialize(phraseSuggestDescriptor);
var expected = @"{
""field"": ""bigram"",
""analyzer"": ""body"",
""size"": 1,
""gram_size"": 2,
""max_errors"": 0.5,
}";
Assert.True(json.JsonEquals(expected), json);
}
public void PhraseSuggestDescriptorDirectGeneratorTest()
{
var phraseSuggestDescriptor = new PhraseSuggestDescriptor <ElasticsearchProject>()
.Analyzer("body")
.DirectGenerator(m => m.OnField("body").SuggestMode(SuggestMode.Always).MinWordLength(3));
var json = TestElasticClient.Serialize(phraseSuggestDescriptor);
var expected = @"{
""analyzer"": ""body"",
""direct_generator"": [
{
""field"": ""body"",
""suggest_mode"": ""always"",
""min_word_len"": 3
}
],
}";
Assert.True(json.JsonEquals(expected), json);
}
public void PhraseSuggestDescriptorTest()
{
var phraseSuggestDescriptor = new PhraseSuggestDescriptor <ElasticsearchProject>()
.Analyzer("body")
.OnField("bigram")
.Size(1)
.MaxErrors(0.5m)
.GramSize(2);
var json = TestElasticClient.Serialize(phraseSuggestDescriptor);
var expected = @"{
""field"": ""bigram"",
""analyzer"": ""body"",
""size"": 1,
""gram_size"": 2,
""max_errors"": 0.5,
}";
Assert.True(json.JsonEquals(expected), json);
}
