Adding upstream version 2.5.1.
Signed-off-by: Daniel Baumann <daniel@debian.org>
This commit is contained in:
parent
c71cb8b61d
commit
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GPG key ID:
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783 changed files with 150650 additions and 0 deletions
848
analysis/lang/cjk/cjk_bigram_test.go
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848
analysis/lang/cjk/cjk_bigram_test.go
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@ -0,0 +1,848 @@
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// Copyright (c) 2014 Couchbase, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cjk
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import (
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"container/ring"
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"reflect"
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"testing"
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"github.com/blevesearch/bleve/v2/analysis"
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)
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// Helper function to create a token
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func makeToken(term string, start, end, pos int) *analysis.Token {
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return &analysis.Token{
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Term: []byte(term),
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Start: start,
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End: end,
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Position: pos, // Note: buildUnigram uses the 'pos' argument, not the token's original pos
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Type: analysis.Ideographic,
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}
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}
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func TestCJKBigramFilter_buildUnigram(t *testing.T) {
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filter := NewCJKBigramFilter(false)
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tests := []struct {
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name string
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ringSetup func() (*ring.Ring, int) // Function to set up the ring and itemsInRing
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inputPos int // Position to pass to buildUnigram
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expectToken *analysis.Token
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}{
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{
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name: "itemsInRing == 2",
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ringSetup: func() (*ring.Ring, int) {
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r := ring.New(2)
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token1 := makeToken("一", 0, 3, 1) // Original pos 1
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token2 := makeToken("二", 3, 6, 2) // Original pos 2
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r.Value = token1
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r = r.Next()
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r.Value = token2
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// r currently points to token2, r.Move(-1) points to token1
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return r, 2
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},
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inputPos: 10, // Expected output position
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expectToken: &analysis.Token{
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Type: analysis.Single,
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Term: []byte("一"),
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Position: 10, // Should use inputPos
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Start: 0,
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End: 3,
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},
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},
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{
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name: "itemsInRing == 1 (ring points to the single item)",
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ringSetup: func() (*ring.Ring, int) {
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r := ring.New(2)
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token1 := makeToken("三", 6, 9, 3)
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r.Value = token1
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// r points to token1
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return r, 1
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},
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inputPos: 11,
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expectToken: &analysis.Token{
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Type: analysis.Single,
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Term: []byte("三"),
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Position: 11, // Should use inputPos
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Start: 6,
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End: 9,
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},
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},
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{
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name: "itemsInRing == 1 (ring points to nil, next is the single item)",
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ringSetup: func() (*ring.Ring, int) {
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r := ring.New(2)
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token1 := makeToken("四", 9, 12, 4)
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r = r.Next() // r points to nil initially
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r.Value = token1
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// r points to token1
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return r, 1
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},
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inputPos: 12,
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expectToken: &analysis.Token{
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Type: analysis.Single,
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Term: []byte("四"),
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Position: 12, // Should use inputPos
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Start: 9,
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End: 12,
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},
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},
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{
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name: "itemsInRing == 0",
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ringSetup: func() (*ring.Ring, int) {
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r := ring.New(2)
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// Ring is empty
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return r, 0
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},
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inputPos: 13,
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expectToken: nil, // Expect nil when itemsInRing is not 1 or 2
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},
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{
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name: "itemsInRing > 2 (should behave like 0)",
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ringSetup: func() (*ring.Ring, int) {
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r := ring.New(2)
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token1 := makeToken("五", 12, 15, 5)
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token2 := makeToken("六", 15, 18, 6)
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r.Value = token1
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r = r.Next()
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r.Value = token2
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// Simulate incorrect itemsInRing count
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return r, 3
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},
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inputPos: 14,
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expectToken: nil, // Expect nil when itemsInRing is not 1 or 2
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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ringPtr, itemsInRing := tt.ringSetup()
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itemsInRingCopy := itemsInRing // Pass a pointer to a copy
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gotToken := filter.buildUnigram(ringPtr, &itemsInRingCopy, tt.inputPos)
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if !reflect.DeepEqual(gotToken, tt.expectToken) {
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t.Errorf("buildUnigram() got = %v, want %v", gotToken, tt.expectToken)
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}
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// Check if itemsInRing was modified (it shouldn't be by buildUnigram)
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if itemsInRingCopy != itemsInRing {
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t.Errorf("buildUnigram() modified itemsInRing, got = %d, want %d", itemsInRingCopy, itemsInRing)
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}
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})
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}
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}
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func TestCJKBigramFilter_outputBigram(t *testing.T) {
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// Create a filter instance (outputUnigram value doesn't matter for outputBigram)
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filter := NewCJKBigramFilter(false)
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tests := []struct {
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name string
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ringSetup func() (*ring.Ring, int) // Function to set up the ring and itemsInRing
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inputPos int // Position to pass to outputBigram
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expectToken *analysis.Token
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}{
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{
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name: "itemsInRing == 2",
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ringSetup: func() (*ring.Ring, int) {
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r := ring.New(2)
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token1 := makeToken("一", 0, 3, 1) // Original pos 1
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token2 := makeToken("二", 3, 6, 2) // Original pos 2
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r.Value = token1
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r = r.Next()
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r.Value = token2
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// r currently points to token2, r.Move(-1) points to token1
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return r, 2
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},
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inputPos: 10, // Expected output position
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expectToken: &analysis.Token{
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Type: analysis.Double,
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Term: []byte("一二"), // Combined term
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Position: 10, // Should use inputPos
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Start: 0, // Start of first token
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End: 6, // End of second token
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},
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},
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{
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name: "itemsInRing == 2 with different terms",
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ringSetup: func() (*ring.Ring, int) {
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r := ring.New(2)
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token1 := makeToken("你好", 0, 6, 1)
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token2 := makeToken("世界", 6, 12, 2)
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r.Value = token1
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r = r.Next()
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r.Value = token2
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return r, 2
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},
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inputPos: 5,
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expectToken: &analysis.Token{
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Type: analysis.Double,
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Term: []byte("你好世界"),
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Position: 5,
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Start: 0,
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End: 12,
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},
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},
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{
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name: "itemsInRing == 1",
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ringSetup: func() (*ring.Ring, int) {
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r := ring.New(2)
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token1 := makeToken("三", 6, 9, 3)
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r.Value = token1
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return r, 1
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},
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inputPos: 11,
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expectToken: nil, // Expect nil when itemsInRing is not 2
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},
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{
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name: "itemsInRing == 0",
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ringSetup: func() (*ring.Ring, int) {
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r := ring.New(2)
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// Ring is empty
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return r, 0
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},
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inputPos: 13,
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expectToken: nil, // Expect nil when itemsInRing is not 2
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},
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{
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name: "itemsInRing > 2 (should behave like 0)",
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ringSetup: func() (*ring.Ring, int) {
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r := ring.New(2)
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token1 := makeToken("五", 12, 15, 5)
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token2 := makeToken("六", 15, 18, 6)
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r.Value = token1
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r = r.Next()
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r.Value = token2
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// Simulate incorrect itemsInRing count
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return r, 3
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},
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inputPos: 14,
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expectToken: nil, // Expect nil when itemsInRing is not 2
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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ringPtr, itemsInRing := tt.ringSetup()
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itemsInRingCopy := itemsInRing // Pass a pointer to a copy
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gotToken := filter.outputBigram(ringPtr, &itemsInRingCopy, tt.inputPos)
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if !reflect.DeepEqual(gotToken, tt.expectToken) {
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t.Errorf("outputBigram() got = %v, want %v", gotToken, tt.expectToken)
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}
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// Check if itemsInRing was modified (it shouldn't be by outputBigram)
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if itemsInRingCopy != itemsInRing {
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t.Errorf("outputBigram() modified itemsInRing, got = %d, want %d", itemsInRingCopy, itemsInRing)
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}
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})
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}
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}
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func TestCJKBigramFilter(t *testing.T) {
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tests := []struct {
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outputUnigram bool
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input analysis.TokenStream
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output analysis.TokenStream
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}{
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// first test that non-adjacent terms are not combined
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{
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outputUnigram: false,
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("こ"),
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Type: analysis.Ideographic,
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Position: 1,
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Start: 0,
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End: 3,
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},
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&analysis.Token{
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Term: []byte("ん"),
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Type: analysis.Ideographic,
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Position: 2,
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Start: 5,
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End: 8,
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("こ"),
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Type: analysis.Single,
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Position: 1,
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Start: 0,
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End: 3,
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},
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&analysis.Token{
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Term: []byte("ん"),
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Type: analysis.Single,
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Position: 2,
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Start: 5,
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End: 8,
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},
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},
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},
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{
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outputUnigram: false,
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input: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("こ"),
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Type: analysis.Ideographic,
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Position: 1,
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Start: 0,
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End: 3,
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},
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&analysis.Token{
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Term: []byte("ん"),
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Type: analysis.Ideographic,
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Position: 2,
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Start: 3,
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End: 6,
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},
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&analysis.Token{
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Term: []byte("に"),
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Type: analysis.Ideographic,
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Position: 3,
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Start: 6,
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End: 9,
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},
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&analysis.Token{
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Term: []byte("ち"),
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Type: analysis.Ideographic,
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Position: 4,
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Start: 9,
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End: 12,
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},
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&analysis.Token{
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Term: []byte("は"),
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Type: analysis.Ideographic,
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Position: 5,
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Start: 12,
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End: 15,
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},
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&analysis.Token{
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Term: []byte("世"),
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Type: analysis.Ideographic,
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Position: 6,
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Start: 15,
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End: 18,
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},
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&analysis.Token{
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Term: []byte("界"),
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Type: analysis.Ideographic,
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Position: 7,
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Start: 18,
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End: 21,
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},
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},
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output: analysis.TokenStream{
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&analysis.Token{
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Term: []byte("こん"),
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Type: analysis.Double,
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Position: 1,
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Start: 0,
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End: 6,
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||||
},
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&analysis.Token{
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Term: []byte("んに"),
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Type: analysis.Double,
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Position: 2,
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Start: 3,
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End: 9,
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},
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&analysis.Token{
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Term: []byte("にち"),
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Type: analysis.Double,
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Position: 3,
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Start: 6,
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End: 12,
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},
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&analysis.Token{
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Term: []byte("ちは"),
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Type: analysis.Double,
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||||
Position: 4,
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||||
Start: 9,
|
||||
End: 15,
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||||
},
|
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&analysis.Token{
|
||||
Term: []byte("は世"),
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||||
Type: analysis.Double,
|
||||
Position: 5,
|
||||
Start: 12,
|
||||
End: 18,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("世界"),
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||||
Type: analysis.Double,
|
||||
Position: 6,
|
||||
Start: 15,
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End: 21,
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||||
},
|
||||
},
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||||
},
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||||
{
|
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outputUnigram: true,
|
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input: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("こ"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 3,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ん"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 2,
|
||||
Start: 3,
|
||||
End: 6,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("に"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 3,
|
||||
Start: 6,
|
||||
End: 9,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ち"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 4,
|
||||
Start: 9,
|
||||
End: 12,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("は"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 5,
|
||||
Start: 12,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("世"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 6,
|
||||
Start: 15,
|
||||
End: 18,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("界"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 7,
|
||||
Start: 18,
|
||||
End: 21,
|
||||
},
|
||||
},
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("こ"),
|
||||
Type: analysis.Single,
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 3,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("こん"),
|
||||
Type: analysis.Double,
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 6,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ん"),
|
||||
Type: analysis.Single,
|
||||
Position: 2,
|
||||
Start: 3,
|
||||
End: 6,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("んに"),
|
||||
Type: analysis.Double,
|
||||
Position: 2,
|
||||
Start: 3,
|
||||
End: 9,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("に"),
|
||||
Type: analysis.Single,
|
||||
Position: 3,
|
||||
Start: 6,
|
||||
End: 9,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("にち"),
|
||||
Type: analysis.Double,
|
||||
Position: 3,
|
||||
Start: 6,
|
||||
End: 12,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ち"),
|
||||
Type: analysis.Single,
|
||||
Position: 4,
|
||||
Start: 9,
|
||||
End: 12,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ちは"),
|
||||
Type: analysis.Double,
|
||||
Position: 4,
|
||||
Start: 9,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("は"),
|
||||
Type: analysis.Single,
|
||||
Position: 5,
|
||||
Start: 12,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("は世"),
|
||||
Type: analysis.Double,
|
||||
Position: 5,
|
||||
Start: 12,
|
||||
End: 18,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("世"),
|
||||
Type: analysis.Single,
|
||||
Position: 6,
|
||||
Start: 15,
|
||||
End: 18,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("世界"),
|
||||
Type: analysis.Double,
|
||||
Position: 6,
|
||||
Start: 15,
|
||||
End: 21,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("界"),
|
||||
Type: analysis.Single,
|
||||
Position: 7,
|
||||
Start: 18,
|
||||
End: 21,
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
// Assuming that `、` is removed by unicode tokenizer from `こんにちは、世界`
|
||||
outputUnigram: true,
|
||||
input: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("こ"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 3,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ん"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 2,
|
||||
Start: 3,
|
||||
End: 6,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("に"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 3,
|
||||
Start: 6,
|
||||
End: 9,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ち"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 4,
|
||||
Start: 9,
|
||||
End: 12,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("は"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 5,
|
||||
Start: 12,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("世"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 7,
|
||||
Start: 18,
|
||||
End: 21,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("界"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 8,
|
||||
Start: 21,
|
||||
End: 24,
|
||||
},
|
||||
},
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("こ"),
|
||||
Type: analysis.Single,
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 3,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("こん"),
|
||||
Type: analysis.Double,
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 6,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ん"),
|
||||
Type: analysis.Single,
|
||||
Position: 2,
|
||||
Start: 3,
|
||||
End: 6,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("んに"),
|
||||
Type: analysis.Double,
|
||||
Position: 2,
|
||||
Start: 3,
|
||||
End: 9,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("に"),
|
||||
Type: analysis.Single,
|
||||
Position: 3,
|
||||
Start: 6,
|
||||
End: 9,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("にち"),
|
||||
Type: analysis.Double,
|
||||
Position: 3,
|
||||
Start: 6,
|
||||
End: 12,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ち"),
|
||||
Type: analysis.Single,
|
||||
Position: 4,
|
||||
Start: 9,
|
||||
End: 12,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ちは"),
|
||||
Type: analysis.Double,
|
||||
Position: 4,
|
||||
Start: 9,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("は"),
|
||||
Type: analysis.Single,
|
||||
Position: 5,
|
||||
Start: 12,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("世"),
|
||||
Type: analysis.Single,
|
||||
Position: 6,
|
||||
Start: 18,
|
||||
End: 21,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("世界"),
|
||||
Type: analysis.Double,
|
||||
Position: 6,
|
||||
Start: 18,
|
||||
End: 24,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("界"),
|
||||
Type: analysis.Single,
|
||||
Position: 7,
|
||||
Start: 21,
|
||||
End: 24,
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
outputUnigram: false,
|
||||
input: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("こ"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 3,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ん"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 2,
|
||||
Start: 3,
|
||||
End: 6,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("に"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 3,
|
||||
Start: 6,
|
||||
End: 9,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ち"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 4,
|
||||
Start: 9,
|
||||
End: 12,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("は"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 5,
|
||||
Start: 12,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("cat"),
|
||||
Type: analysis.AlphaNumeric,
|
||||
Position: 6,
|
||||
Start: 12,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("世"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 7,
|
||||
Start: 18,
|
||||
End: 21,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("界"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 8,
|
||||
Start: 21,
|
||||
End: 24,
|
||||
},
|
||||
},
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("こん"),
|
||||
Type: analysis.Double,
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 6,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("んに"),
|
||||
Type: analysis.Double,
|
||||
Position: 2,
|
||||
Start: 3,
|
||||
End: 9,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("にち"),
|
||||
Type: analysis.Double,
|
||||
Position: 3,
|
||||
Start: 6,
|
||||
End: 12,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ちは"),
|
||||
Type: analysis.Double,
|
||||
Position: 4,
|
||||
Start: 9,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("cat"),
|
||||
Type: analysis.AlphaNumeric,
|
||||
Position: 5,
|
||||
Start: 12,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("世界"),
|
||||
Type: analysis.Double,
|
||||
Position: 6,
|
||||
Start: 18,
|
||||
End: 24,
|
||||
},
|
||||
},
|
||||
},
|
||||
{
|
||||
outputUnigram: false,
|
||||
input: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("パイプライン"),
|
||||
Type: analysis.Ideographic,
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 18,
|
||||
},
|
||||
},
|
||||
output: analysis.TokenStream{
|
||||
&analysis.Token{
|
||||
Term: []byte("パイ"),
|
||||
Type: analysis.Double,
|
||||
Position: 1,
|
||||
Start: 0,
|
||||
End: 6,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("イプ"),
|
||||
Type: analysis.Double,
|
||||
Position: 2,
|
||||
Start: 3,
|
||||
End: 9,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("プラ"),
|
||||
Type: analysis.Double,
|
||||
Position: 3,
|
||||
Start: 6,
|
||||
End: 12,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("ライ"),
|
||||
Type: analysis.Double,
|
||||
Position: 4,
|
||||
Start: 9,
|
||||
End: 15,
|
||||
},
|
||||
&analysis.Token{
|
||||
Term: []byte("イン"),
|
||||
Type: analysis.Double,
|
||||
Position: 5,
|
||||
Start: 12,
|
||||
End: 18,
|
||||
},
|
||||
},
|
||||
},
|
||||
}
|
||||
|
||||
for _, test := range tests {
|
||||
cjkBigramFilter := NewCJKBigramFilter(test.outputUnigram)
|
||||
actual := cjkBigramFilter.Filter(test.input)
|
||||
if !reflect.DeepEqual(actual, test.output) {
|
||||
t.Errorf("expected %s, got %s", test.output, actual)
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue