2014-04-25 17:31:28 +02:00
|
|
|
// 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 search
|
|
|
|
|
|
|
|
import (
|
|
|
|
"testing"
|
|
|
|
|
|
|
|
"github.com/couchbaselabs/bleve/index"
|
|
|
|
)
|
|
|
|
|
|
|
|
func TestTermDisjunctionSearch(t *testing.T) {
|
|
|
|
|
|
|
|
tests := []struct {
|
|
|
|
index index.Index
|
|
|
|
query Query
|
|
|
|
results []*DocumentMatch
|
|
|
|
}{
|
|
|
|
{
|
|
|
|
index: twoDocIndex,
|
|
|
|
query: &TermDisjunctionQuery{
|
|
|
|
Terms: []Query{
|
|
|
|
&TermQuery{
|
|
|
|
Term: "marty",
|
|
|
|
Field: "name",
|
|
|
|
BoostVal: 1.0,
|
|
|
|
Explain: true,
|
|
|
|
},
|
|
|
|
&TermQuery{
|
|
|
|
Term: "dustin",
|
|
|
|
Field: "name",
|
|
|
|
BoostVal: 1.0,
|
|
|
|
Explain: true,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
Explain: true,
|
|
|
|
Min: 0,
|
|
|
|
},
|
|
|
|
results: []*DocumentMatch{
|
|
|
|
&DocumentMatch{
|
|
|
|
ID: "1",
|
|
|
|
Score: 0.6775110856165737,
|
|
|
|
},
|
|
|
|
&DocumentMatch{
|
|
|
|
ID: "3",
|
|
|
|
Score: 0.6775110856165737,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
},
|
2014-04-25 18:33:42 +02:00
|
|
|
// test a nested disjunction
|
|
|
|
{
|
|
|
|
index: twoDocIndex,
|
|
|
|
query: &TermDisjunctionQuery{
|
|
|
|
Terms: []Query{
|
|
|
|
&TermQuery{
|
|
|
|
Term: "ravi",
|
|
|
|
Field: "name",
|
|
|
|
BoostVal: 1.0,
|
|
|
|
Explain: true,
|
|
|
|
},
|
|
|
|
&TermDisjunctionQuery{
|
|
|
|
Terms: []Query{
|
|
|
|
&TermQuery{
|
|
|
|
Term: "marty",
|
|
|
|
Field: "name",
|
|
|
|
BoostVal: 1.0,
|
|
|
|
Explain: true,
|
|
|
|
},
|
|
|
|
&TermQuery{
|
|
|
|
Term: "dustin",
|
|
|
|
Field: "name",
|
|
|
|
BoostVal: 1.0,
|
|
|
|
Explain: true,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
Explain: true,
|
|
|
|
Min: 0,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
Explain: true,
|
|
|
|
Min: 0,
|
|
|
|
},
|
|
|
|
results: []*DocumentMatch{
|
|
|
|
&DocumentMatch{
|
|
|
|
ID: "1",
|
|
|
|
Score: 0.33875554280828685,
|
|
|
|
},
|
|
|
|
&DocumentMatch{
|
|
|
|
ID: "3",
|
|
|
|
Score: 0.33875554280828685,
|
|
|
|
},
|
|
|
|
&DocumentMatch{
|
|
|
|
ID: "4",
|
|
|
|
Score: 0.5531854849465642,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
},
|
2014-04-25 17:31:28 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
for testIndex, test := range tests {
|
|
|
|
searcher, err := test.query.Searcher(test.index)
|
|
|
|
defer searcher.Close()
|
|
|
|
|
|
|
|
next, err := searcher.Next()
|
|
|
|
i := 0
|
|
|
|
for err == nil && next != nil {
|
|
|
|
if i < len(test.results) {
|
|
|
|
if next.ID != test.results[i].ID {
|
|
|
|
t.Errorf("expected result %d to have id %s got %s for test %d", i, test.results[i].ID, next.ID, testIndex)
|
|
|
|
}
|
|
|
|
if next.Score != test.results[i].Score {
|
|
|
|
t.Errorf("expected result %d to have score %v got %v for test %d", i, test.results[i].Score, next.Score, testIndex)
|
|
|
|
t.Logf("scoring explanation: %s", next.Expl)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
next, err = searcher.Next()
|
|
|
|
i++
|
|
|
|
}
|
|
|
|
if err != nil {
|
|
|
|
t.Fatalf("error iterating searcher: %v for test %d", err, testIndex)
|
|
|
|
}
|
|
|
|
if len(test.results) != i {
|
|
|
|
t.Errorf("expected %d results got %d for test %d", len(test.results), i, testIndex)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
func TestDisjunctionAdvance(t *testing.T) {
|
|
|
|
query := &TermDisjunctionQuery{
|
|
|
|
Terms: []Query{
|
|
|
|
&TermQuery{
|
|
|
|
Term: "marty",
|
|
|
|
Field: "name",
|
|
|
|
BoostVal: 1.0,
|
|
|
|
Explain: true,
|
|
|
|
},
|
|
|
|
&TermQuery{
|
|
|
|
Term: "dustin",
|
|
|
|
Field: "name",
|
|
|
|
BoostVal: 1.0,
|
|
|
|
Explain: true,
|
|
|
|
},
|
|
|
|
},
|
|
|
|
Explain: true,
|
|
|
|
Min: 0,
|
|
|
|
}
|
|
|
|
|
|
|
|
searcher, err := query.Searcher(twoDocIndex)
|
|
|
|
match, err := searcher.Advance("3")
|
|
|
|
if err != nil {
|
|
|
|
t.Errorf("unexpected error: %v", err)
|
|
|
|
}
|
|
|
|
if match == nil {
|
|
|
|
t.Errorf("expected 3, got nil")
|
|
|
|
}
|
|
|
|
}
|