98 lines
2.3 KiB
Go
98 lines
2.3 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 de
|
|
|
|
import (
|
|
"reflect"
|
|
"testing"
|
|
|
|
"github.com/blevesearch/bleve/analysis"
|
|
)
|
|
|
|
func TestGermanNormalizeFilter(t *testing.T) {
|
|
tests := []struct {
|
|
input analysis.TokenStream
|
|
output analysis.TokenStream
|
|
}{
|
|
// Tests that a/o/u + e is equivalent to the umlaut form
|
|
{
|
|
input: analysis.TokenStream{
|
|
&analysis.Token{
|
|
Term: []byte("Schaltflächen"),
|
|
},
|
|
},
|
|
output: analysis.TokenStream{
|
|
&analysis.Token{
|
|
Term: []byte("Schaltflachen"),
|
|
},
|
|
},
|
|
},
|
|
{
|
|
input: analysis.TokenStream{
|
|
&analysis.Token{
|
|
Term: []byte("Schaltflaechen"),
|
|
},
|
|
},
|
|
output: analysis.TokenStream{
|
|
&analysis.Token{
|
|
Term: []byte("Schaltflachen"),
|
|
},
|
|
},
|
|
},
|
|
// Tests the specific heuristic that ue is not folded after a vowel or q.
|
|
{
|
|
input: analysis.TokenStream{
|
|
&analysis.Token{
|
|
Term: []byte("dauer"),
|
|
},
|
|
},
|
|
output: analysis.TokenStream{
|
|
&analysis.Token{
|
|
Term: []byte("dauer"),
|
|
},
|
|
},
|
|
},
|
|
// Tests german specific folding of sharp-s
|
|
{
|
|
input: analysis.TokenStream{
|
|
&analysis.Token{
|
|
Term: []byte("weißbier"),
|
|
},
|
|
},
|
|
output: analysis.TokenStream{
|
|
&analysis.Token{
|
|
Term: []byte("weissbier"),
|
|
},
|
|
},
|
|
},
|
|
// empty
|
|
{
|
|
input: analysis.TokenStream{
|
|
&analysis.Token{
|
|
Term: []byte(""),
|
|
},
|
|
},
|
|
output: analysis.TokenStream{
|
|
&analysis.Token{
|
|
Term: []byte(""),
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
germanNormalizeFilter := NewGermanNormalizeFilter()
|
|
for _, test := range tests {
|
|
actual := germanNormalizeFilter.Filter(test.input)
|
|
if !reflect.DeepEqual(actual, test.output) {
|
|
t.Errorf("expected %#v, got %#v", test.output, actual)
|
|
t.Errorf("expected %s(% x), got %s(% x)", test.output[0].Term, test.output[0].Term, actual[0].Term, actual[0].Term)
|
|
}
|
|
}
|
|
}
|