public string Visit_WithValidRangeQuery_ReturnsValidResponse()
{
var rangeQuery = new LuceneRangeQuery
{
LuceneQuery =
new Lucene.Net.Search.TermRangeQuery(
"days",
"2",
"6",
true,
true),
};
var luceneVisitor = new LuceneVisitor();
rangeQuery.Accept(luceneVisitor);
var es = rangeQuery.ESQuery;
Assert.NotNull(es);
var visitor = VisitorTestsUtils.CreateAndVisitRootVisitor("days", "long");
visitor.Visit((RangeClause)es);
return(((RangeClause)es).KustoQL);
}
public string Visit_WithValidBoolQuery_ReturnsSuccess()
{
var luceneNetBoolQuery = new Lucene.Net.Search.BooleanQuery();
luceneNetBoolQuery.Clauses.Add(
new Lucene.Net.Search.BooleanClause(
new Lucene.Net.Search.WildcardQuery(
new Lucene.Net.Index.Term("*", "Lo*d?n")),
Lucene.Net.Search.Occur.MUST_NOT));
var boolQuery = new LuceneBoolQuery
{
LuceneQuery = luceneNetBoolQuery,
};
var luceneVisitor = new LuceneVisitor();
luceneVisitor.Visit(boolQuery);
var es = boolQuery.ESQuery;
Assert.NotNull(es);
var visitor = new ElasticSearchDSLVisitor(SchemaRetrieverMock.CreateMockSchemaRetriever());
visitor.Visit((BoolQuery)es);
return(((BoolQuery)es).KustoQL);
}
public string Visit_WithValidTermPhraseQuery_ReturnsValidReponse()
{
var query = new Lucene.Net.Search.PhraseQuery();
query.Add(new Lucene.Net.Index.Term("City", "TelAviv"));
var phraseQuery = new LucenePhraseQuery
{
LuceneQuery = query,
};
var luceneVisitor = new LuceneVisitor();
phraseQuery.Accept(luceneVisitor);
var es = phraseQuery.ESQuery;
Assert.NotNull(es);
var visitor = new ElasticSearchDSLVisitor(SchemaRetrieverMock.CreateMockSchemaRetriever());
visitor.Visit((QueryStringClause)es);
return(((QueryStringClause)es).KustoQL);
}
public string Visit_WithValidRangeQuery_ReturnsValidResponse()
{
var rangeQuery = new LuceneRangeQuery
{
LuceneQuery =
new Lucene.Net.Search.TermRangeQuery(
"days",
"2",
"6",
true,
true),
};
var luceneVisitor = new LuceneVisitor();
rangeQuery.Accept(luceneVisitor);
var es = rangeQuery.ESQuery;
Assert.NotNull(es);
var visitor = new ElasticSearchDSLVisitor(SchemaRetrieverMock.CreateMockSchemaRetriever());
visitor.Visit((RangeClause)es);
return(((RangeClause)es).KustoQL);
}
public string Visit_WithValidTermPhraseQuery_ReturnsValidReponse()
{
var query = new Lucene.Net.Search.PhraseQuery();
query.Add(new Lucene.Net.Index.Term("City", "TelAviv"));
var phraseQuery = new LucenePhraseQuery
{
LuceneQuery = query,
};
var luceneVisitor = new LuceneVisitor();
phraseQuery.Accept(luceneVisitor);
var es = phraseQuery.ESQuery;
Assert.NotNull(es);
var visitor = VisitorTestsUtils.CreateAndVisitRootVisitor();
visitor.Visit((QueryStringClause)es);
return(((QueryStringClause)es).KustoQL);
}
public void Visit_WithNullBoolQuery_ThrowsException()
{
var visitor = new LuceneVisitor();
Assert.That(
() => visitor.Visit((LuceneBoolQuery)null),
Throws.TypeOf <ArgumentNullException>());
}
public void Visit_WithInvalidBoolQuery_ThrowsException()
{
var boolQuery = new LuceneBoolQuery
{
LuceneQuery = null,
};
var visitor = new LuceneVisitor();
Assert.That(
() => visitor.Visit(boolQuery),
Throws.TypeOf <IllegalClauseException>());
}
public string Visit_WithValidWildcardQuery_ReturnsValidReponse()
{
var prefixQuery = new LucenePrefixQuery
{
LuceneQuery =
new Lucene.Net.Search.PrefixQuery(
new Lucene.Net.Index.Term("*", "Kfar-Sa*")),
};
var luceneVisitor = new LuceneVisitor();
luceneVisitor.Visit(prefixQuery);
var es = prefixQuery.ESQuery;
Assert.NotNull(es);
var visitor = new ElasticSearchDSLVisitor(SchemaRetrieverMock.CreateMockSchemaRetriever());
visitor.Visit((QueryStringClause)es);
return(((QueryStringClause)es).KustoQL);
}
public string Visit_WithValidEscapedWildcardQuery_ReturnsValidResponse()
{
var wildcardQuery = new LuceneWildcardQuery
{
LuceneQuery =
new Lucene.Net.Search.WildcardQuery(
new Lucene.Net.Index.Term("*", "L\\o*d?n")),
};
var luceneVisitor = new LuceneVisitor();
luceneVisitor.Visit(wildcardQuery);
var es = wildcardQuery.ESQuery;
Assert.NotNull(es);
var visitor = new ElasticSearchDSLVisitor(SchemaRetrieverMock.CreateMockSchemaRetriever());
visitor.Visit((QueryStringClause)es);
return(((QueryStringClause)es).KustoQL);
}
public string Visit_WithValidWildcardTermQuery_ReturnsValidResponse()
{
var termQuery = new LuceneTermQuery
{
LuceneQuery =
new Lucene.Net.Search.TermQuery(
new Lucene.Net.Index.Term("*", "Kfar-Saba")),
};
var luceneVisitor = new LuceneVisitor();
luceneVisitor.Visit(termQuery);
var es = termQuery.ESQuery;
Assert.NotNull(es);
var visitor = VisitorTestsUtils.CreateAndVisitRootVisitor();
visitor.Visit((QueryStringClause)es);
return(((QueryStringClause)es).KustoQL);
}
/// <summary>
/// Given a clause which has a Lucene based phrase, creates a KQL query.
/// </summary>
/// <param name="queryStringClause">The given clausse.</param>
/// <returns>A KQL query string.</returns>
private string CreateKqlFromLucenePhrase(QueryStringClause queryStringClause)
{
// we need to parse the phrase
using var analyzer = new WhitespaceAnalyzer();
var queryParser =
new QueryParser(
Lucene.Net.Util.Version.LUCENE_30,
queryStringClause.Default,
analyzer)
{
AllowLeadingWildcard = queryStringClause.Wildcard,
LowercaseExpandedTerms = false,
};
// escaping special charachters from the pharse before parsing.
// we would call QueryParser.Escape() method, but it escapes all charachters and
// in our case we only have to worry about backslash.
// implementation is based on: https://github.com/apache/lucenenet/blob/0eaf76540b8de326d1aa9ca24f4b5d6425a9ae38/src/Lucene.Net.QueryParser/Classic/QueryParserBase.cs
var escapedPhrase = queryStringClause.Phrase.Replace(@"\", @"\\\", StringComparison.OrdinalIgnoreCase);
// we parse and get the Lucene.Net query model
var query = queryParser.Parse(escapedPhrase);
// We make our own 'visitable' Lucence.Net query model
var luceneQuery = VisitableLuceneQueryFactory.Make(query);
// Visit
var luceneVisitor = new LuceneVisitor();
luceneQuery.Accept(luceneVisitor);
dynamic esQuery = luceneQuery.ESQuery;
esQuery.Accept(this);
return(esQuery.KustoQL);
}
