public void TestFuzzLikeTextQuery()
{
string textType = "text_flt";
var typeSetting = new TypeSetting(textType);
typeSetting.AddStringField("message").Analyzer="standard";
client.PutMapping(index, typeSetting);
client.Refresh();
var dict = new Dictionary<string, object>();
dict["message"] = "the quick brown fox jumped over thelazy dog";
var op= client.Index(index, textType, "text_k1", dict);
Assert.True(op.Success);
client.Refresh();
var flt = new FuzzyLikeThisQuery("message", "lazy dob");
var result= client.Search(index, textType, flt);
Assert.AreEqual(1,result.GetTotalCount());
flt = new FuzzyLikeThisQuery("message", "lazy cat");
result = client.Search(index, textType, flt);
Assert.AreEqual(0, result.GetTotalCount());
}
public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
{
FuzzyLikeThisQuery term = (FuzzyLikeThisQuery)value;
if (term != null)
{
writer.WriteStartObject();
writer.WritePropertyName("fuzzy_like_this");
writer.WriteStartObject();
writer.WritePropertyName("fields");
writer.WriteStartArray();
foreach (var field in term.Fields)
{
writer.WriteValue(field);
}
writer.WriteEndArray();
writer.WritePropertyName("like_text");
writer.WriteValue(term.LikeText);
if (term.MaxQueryTerms != 25)
{
writer.WritePropertyName("max_query_terms");
writer.WriteValue(term.MaxQueryTerms);
}
if (Math.Abs(term.MinSimilarity - 0.5f) > 0)
{
writer.WritePropertyName("min_similarity");
writer.WriteValue(term.MinSimilarity);
}
if (term.PrefixLength > 0)
{
writer.WritePropertyName("prefix_length");
writer.WriteValue(term.PrefixLength);
}
if (term.IgnoreTermFrequency != default(bool))
{
writer.WritePropertyName("ignore_tf");
writer.WriteValue(term.IgnoreTermFrequency.ToString().ToLower());
}
if (term.Boost != 1.0f)
{
writer.WritePropertyName("boost");
writer.WriteValue(term.Boost);
}
if (!string.IsNullOrEmpty(term.Analyzer))
{
writer.WritePropertyName("analyzer");
writer.WriteValue(term.Analyzer);
}
writer.WriteEndObject();
writer.WriteEndObject();
}
}
