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bleve/analysis/token_filters/lower_case_filter/lower_case_filter_test.go

53 lines
1.4 KiB
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 lower_case_filter
import (
"reflect"
"testing"
"github.com/couchbaselabs/bleve/analysis"
)
func TestLowerCaseFilter(t *testing.T) {
inputTokenStream := analysis.TokenStream{
&analysis.Token{
Term: []byte("ONE"),
},
&analysis.Token{
Term: []byte("two"),
},
&analysis.Token{
Term: []byte("ThReE"),
},
}
expectedTokenStream := analysis.TokenStream{
&analysis.Token{
Term: []byte("one"),
},
&analysis.Token{
Term: []byte("two"),
},
&analysis.Token{
Term: []byte("three"),
},
}
filter, err := NewLowerCaseFilter()
if err != nil {
t.Fatal(err)
}
ouputTokenStream := filter.Filter(inputTokenStream)
if !reflect.DeepEqual(ouputTokenStream, expectedTokenStream) {
t.Errorf("expected %#v got %#v", expectedTokenStream, ouputTokenStream)
}
}