bleve/analysis/token_filters/keyword_marker_filter/keyword_marker_filter_test.go

//  Copyright (c) 2014 Couchbase, Inc.
//  Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
//  except in compliance with the License. You may obtain a copy of the License at
//    http://www.apache.org/licenses/LICENSE-2.0
//  Unless required by applicable law or agreed to in writing, software distributed under the
//  License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
//  either express or implied. See the License for the specific language governing permissions
//  and limitations under the License.
package keyword_filter

import (
	"reflect"
	"testing"

	"github.com/blevesearch/bleve/analysis"
)

func TestKeyWordMarkerFilter(t *testing.T) {

	inputTokenStream := analysis.TokenStream{
		&analysis.Token{
			Term: []byte("a"),
		},
		&analysis.Token{
			Term: []byte("walk"),
		},
		&analysis.Token{
			Term: []byte("in"),
		},
		&analysis.Token{
			Term: []byte("the"),
		},
		&analysis.Token{
			Term: []byte("park"),
		},
	}

	expectedTokenStream := analysis.TokenStream{
		&analysis.Token{
			Term: []byte("a"),
		},
		&analysis.Token{
			Term:    []byte("walk"),
			KeyWord: true,
		},
		&analysis.Token{
			Term: []byte("in"),
		},
		&analysis.Token{
			Term: []byte("the"),
		},
		&analysis.Token{
			Term:    []byte("park"),
			KeyWord: true,
		},
	}

	keyWordsMap := analysis.NewTokenMap()
	keyWordsMap.AddToken("walk")
	keyWordsMap.AddToken("park")

	filter := NewKeyWordMarkerFilter(keyWordsMap)
	ouputTokenStream := filter.Filter(inputTokenStream)
	if !reflect.DeepEqual(ouputTokenStream, expectedTokenStream) {
		t.Errorf("expected %#v got %#v", expectedTokenStream[0].KeyWord, ouputTokenStream[0].KeyWord)
	}
}