2014-04-25 17:31:28 +02:00
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// Copyright (c) 2014 Couchbase, Inc.
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
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// except in compliance with the License. You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software distributed under the
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// License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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// either express or implied. See the License for the specific language governing permissions
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// and limitations under the License.
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2014-09-02 16:54:50 +02:00
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2014-09-01 17:15:38 +02:00
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package searchers
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2014-04-25 17:31:28 +02:00
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import (
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"testing"
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2014-09-01 17:15:38 +02:00
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"github.com/blevesearch/bleve/search"
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2014-04-25 17:31:28 +02:00
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)
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2014-08-07 02:03:41 +02:00
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func TestDisjunctionSearch(t *testing.T) {
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2014-04-25 17:31:28 +02:00
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2014-10-31 14:40:23 +01:00
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twoDocIndexReader, err := twoDocIndex.Reader()
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if err != nil {
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t.Error(err)
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}
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2014-09-12 23:21:35 +02:00
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defer twoDocIndexReader.Close()
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martyTermSearcher, err := NewTermSearcher(twoDocIndexReader, "marty", "name", 1.0, true)
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2014-07-30 18:30:38 +02:00
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if err != nil {
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t.Fatal(err)
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}
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2014-09-12 23:21:35 +02:00
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dustinTermSearcher, err := NewTermSearcher(twoDocIndexReader, "dustin", "name", 1.0, true)
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2014-07-30 18:30:38 +02:00
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if err != nil {
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t.Fatal(err)
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}
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2014-09-12 23:21:35 +02:00
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martyOrDustinSearcher, err := NewDisjunctionSearcher(twoDocIndexReader, []search.Searcher{martyTermSearcher, dustinTermSearcher}, 0, true)
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2014-07-30 18:30:38 +02:00
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if err != nil {
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t.Fatal(err)
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}
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2014-09-12 23:21:35 +02:00
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martyTermSearcher2, err := NewTermSearcher(twoDocIndexReader, "marty", "name", 1.0, true)
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2014-07-30 18:30:38 +02:00
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if err != nil {
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t.Fatal(err)
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}
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2014-09-12 23:21:35 +02:00
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dustinTermSearcher2, err := NewTermSearcher(twoDocIndexReader, "dustin", "name", 1.0, true)
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2014-07-30 18:30:38 +02:00
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if err != nil {
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t.Fatal(err)
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}
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2014-09-12 23:21:35 +02:00
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martyOrDustinSearcher2, err := NewDisjunctionSearcher(twoDocIndexReader, []search.Searcher{martyTermSearcher2, dustinTermSearcher2}, 0, true)
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if err != nil {
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t.Fatal(err)
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}
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2014-09-12 23:21:35 +02:00
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raviTermSearcher, err := NewTermSearcher(twoDocIndexReader, "ravi", "name", 1.0, true)
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if err != nil {
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t.Fatal(err)
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}
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2014-09-12 23:21:35 +02:00
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nestedRaviOrMartyOrDustinSearcher, err := NewDisjunctionSearcher(twoDocIndexReader, []search.Searcher{raviTermSearcher, martyOrDustinSearcher2}, 0, true)
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2014-07-30 18:30:38 +02:00
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if err != nil {
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t.Fatal(err)
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}
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2014-04-25 17:31:28 +02:00
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tests := []struct {
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searcher search.Searcher
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results []*search.DocumentMatch
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}{
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{
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searcher: martyOrDustinSearcher,
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results: []*search.DocumentMatch{
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&search.DocumentMatch{
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ID: "1",
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Score: 0.6775110856165737,
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},
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&search.DocumentMatch{
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ID: "3",
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Score: 0.6775110856165737,
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},
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},
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},
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2014-04-25 18:33:42 +02:00
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// test a nested disjunction
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{
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searcher: nestedRaviOrMartyOrDustinSearcher,
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results: []*search.DocumentMatch{
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&search.DocumentMatch{
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ID: "1",
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2014-08-07 01:36:23 +02:00
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Score: 0.2765927424732821,
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2014-04-25 18:33:42 +02:00
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},
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&search.DocumentMatch{
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ID: "3",
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2014-08-07 01:36:23 +02:00
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Score: 0.2765927424732821,
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2014-04-25 18:33:42 +02:00
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},
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&search.DocumentMatch{
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ID: "4",
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Score: 0.5531854849465642,
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},
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},
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},
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2014-04-25 17:31:28 +02:00
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}
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for testIndex, test := range tests {
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2014-07-30 18:30:38 +02:00
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defer test.searcher.Close()
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next, err := test.searcher.Next()
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i := 0
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for err == nil && next != nil {
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if i < len(test.results) {
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if next.ID != test.results[i].ID {
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t.Errorf("expected result %d to have id %s got %s for test %d", i, test.results[i].ID, next.ID, testIndex)
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}
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2014-06-26 17:43:13 +02:00
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if !scoresCloseEnough(next.Score, test.results[i].Score) {
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2014-04-25 17:31:28 +02:00
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t.Errorf("expected result %d to have score %v got %v for test %d", i, test.results[i].Score, next.Score, testIndex)
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t.Logf("scoring explanation: %s", next.Expl)
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}
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}
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2014-07-30 18:30:38 +02:00
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next, err = test.searcher.Next()
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i++
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}
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if err != nil {
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t.Fatalf("error iterating searcher: %v for test %d", err, testIndex)
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}
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if len(test.results) != i {
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t.Errorf("expected %d results got %d for test %d", len(test.results), i, testIndex)
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}
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}
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}
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func TestDisjunctionAdvance(t *testing.T) {
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2014-07-30 18:30:38 +02:00
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2014-10-31 14:40:23 +01:00
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twoDocIndexReader, err := twoDocIndex.Reader()
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if err != nil {
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t.Error(err)
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}
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2014-09-12 23:21:35 +02:00
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defer twoDocIndexReader.Close()
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martyTermSearcher, err := NewTermSearcher(twoDocIndexReader, "marty", "name", 1.0, true)
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2014-07-30 18:30:38 +02:00
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if err != nil {
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t.Fatal(err)
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}
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2014-09-12 23:21:35 +02:00
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dustinTermSearcher, err := NewTermSearcher(twoDocIndexReader, "dustin", "name", 1.0, true)
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2014-07-30 18:30:38 +02:00
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if err != nil {
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t.Fatal(err)
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}
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2014-09-12 23:21:35 +02:00
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martyOrDustinSearcher, err := NewDisjunctionSearcher(twoDocIndexReader, []search.Searcher{martyTermSearcher, dustinTermSearcher}, 0, true)
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2014-07-30 18:30:38 +02:00
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if err != nil {
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t.Fatal(err)
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2014-04-25 17:31:28 +02:00
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}
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2014-07-30 18:30:38 +02:00
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match, err := martyOrDustinSearcher.Advance("3")
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2014-04-25 17:31:28 +02:00
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if err != nil {
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t.Errorf("unexpected error: %v", err)
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}
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if match == nil {
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t.Errorf("expected 3, got nil")
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}
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}
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