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bleve/analysis/language/de/analyzer_de_test.go

98 lines
2.1 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.
// +build libstemmer full
// +build icu full
package de
import (
"reflect"
"testing"
"github.com/blevesearch/bleve/analysis"
"github.com/blevesearch/bleve/registry"
)
func TestGermanAnalyzer(t *testing.T) {
tests := []struct {
input []byte
output analysis.TokenStream
}{
{
input: []byte("Tisch"),
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("tisch"),
Position: 1,
Start: 0,
End: 5,
},
},
},
{
input: []byte("Tische"),
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("tisch"),
Position: 1,
Start: 0,
End: 6,
},
},
},
{
input: []byte("Tischen"),
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("tisch"),
Position: 1,
Start: 0,
End: 7,
},
},
},
// german specials
{
input: []byte("Schaltflächen"),
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("schaltflach"),
Position: 1,
Start: 0,
End: 14,
},
},
},
{
input: []byte("Schaltflaechen"),
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("schaltflach"),
Position: 1,
Start: 0,
End: 14,
},
},
},
}
cache := registry.NewCache()
analyzer, err := cache.AnalyzerNamed(AnalyzerName)
if err != nil {
t.Fatal(err)
}
for _, test := range tests {
actual := analyzer.Analyze(test.input)
if !reflect.DeepEqual(actual, test.output) {
t.Errorf("expected %v, got %v", test.output, actual)
}
}
}