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Adding upstream version 2.5.1.

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Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
Daniel Baumann 2025-05-19 00:20:02 +02:00
parent c71cb8b61d
commit 982828099e
Signed by: daniel
GPG key ID: FBB4F0E80A80222F
783 changed files with 150650 additions and 0 deletions
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189
analysis/token/edgengram/edgengram_test.go Normal file
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// 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 edgengram
import (
"reflect"
"testing"
"github.com/blevesearch/bleve/v2/analysis"
)
func TestEdgeNgramFilter(t *testing.T) {
tests := []struct {
side Side
min int
max int
input analysis.TokenStream
output analysis.TokenStream
}{
{
side: FRONT,
min: 1,
max: 1,
input: analysis.TokenStream{
&analysis.Token{
Term: []byte("abcde"),
},
},
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("a"),
},
},
},
{
side: BACK,
min: 1,
max: 1,
input: analysis.TokenStream{
&analysis.Token{
Term: []byte("abcde"),
},
},
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("e"),
},
},
},
{
side: FRONT,
min: 1,
max: 3,
input: analysis.TokenStream{
&analysis.Token{
Term: []byte("abcde"),
},
},
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("a"),
},
&analysis.Token{
Term: []byte("ab"),
},
&analysis.Token{
Term: []byte("abc"),
},
},
},
{
side: BACK,
min: 1,
max: 3,
input: analysis.TokenStream{
&analysis.Token{
Term: []byte("abcde"),
},
},
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("e"),
},
&analysis.Token{
Term: []byte("de"),
},
&analysis.Token{
Term: []byte("cde"),
},
},
},
{
side: FRONT,
min: 1,
max: 3,
input: analysis.TokenStream{
&analysis.Token{
Term: []byte("abcde"),
},
&analysis.Token{
Term: []byte("vwxyz"),
},
},
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("a"),
},
&analysis.Token{
Term: []byte("ab"),
},
&analysis.Token{
Term: []byte("abc"),
},
&analysis.Token{
Term: []byte("v"),
},
&analysis.Token{
Term: []byte("vw"),
},
&analysis.Token{
Term: []byte("vwx"),
},
},
},
{
side: BACK,
min: 3,
max: 5,
input: analysis.TokenStream{
&analysis.Token{
Term: []byte("Beryl"),
},
},
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("ryl"),
},
&analysis.Token{
Term: []byte("eryl"),
},
&analysis.Token{
Term: []byte("Beryl"),
},
},
},
{
side: FRONT,
min: 3,
max: 5,
input: analysis.TokenStream{
&analysis.Token{
Term: []byte("Beryl"),
},
},
output: analysis.TokenStream{
&analysis.Token{
Term: []byte("Ber"),
},
&analysis.Token{
Term: []byte("Bery"),
},
&analysis.Token{
Term: []byte("Beryl"),
},
},
},
}
for _, test := range tests {
edgeNgramFilter := NewEdgeNgramFilter(test.side, test.min, test.max)
actual := edgeNgramFilter.Filter(test.input)
if !reflect.DeepEqual(actual, test.output) {
t.Errorf("expected %s, got %s", test.output, actual)
}
}
}