2014-04-24 18:24:19 +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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package search
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import (
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"testing"
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)
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2014-08-07 02:03:41 +02:00
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func TestConjunctionSearch(t *testing.T) {
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2014-04-24 18:24:19 +02:00
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2014-07-30 18:30:38 +02:00
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// test 0
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beerTermSearcher, err := NewTermSearcher(twoDocIndex, "beer", "desc", 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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martyTermSearcher, err := NewTermSearcher(twoDocIndex, "marty", "name", 5.0, true)
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if err != nil {
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t.Fatal(err)
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}
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2014-08-07 02:03:41 +02:00
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beerAndMartySearcher, err := NewConjunctionSearcher(twoDocIndex, []Searcher{beerTermSearcher, martyTermSearcher}, 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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// test 1
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angstTermSearcher, err := NewTermSearcher(twoDocIndex, "angst", "desc", 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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beerTermSearcher2, err := NewTermSearcher(twoDocIndex, "beer", "desc", 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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2014-08-07 02:03:41 +02:00
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angstAndBeerSearcher, err := NewConjunctionSearcher(twoDocIndex, []Searcher{angstTermSearcher, beerTermSearcher2}, 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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// test 2
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beerTermSearcher3, err := NewTermSearcher(twoDocIndex, "beer", "desc", 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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jackTermSearcher, err := NewTermSearcher(twoDocIndex, "jack", "name", 5.0, true)
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if err != nil {
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t.Fatal(err)
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}
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2014-08-07 02:03:41 +02:00
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beerAndJackSearcher, err := NewConjunctionSearcher(twoDocIndex, []Searcher{beerTermSearcher3, jackTermSearcher}, 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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// test 3
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beerTermSearcher4, err := NewTermSearcher(twoDocIndex, "beer", "desc", 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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misterTermSearcher, err := NewTermSearcher(twoDocIndex, "mister", "title", 5.0, true)
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if err != nil {
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t.Fatal(err)
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}
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2014-08-07 02:03:41 +02:00
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beerAndMisterSearcher, err := NewConjunctionSearcher(twoDocIndex, []Searcher{beerTermSearcher4, misterTermSearcher}, 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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// test 4
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couchbaseTermSearcher, err := NewTermSearcher(twoDocIndex, "couchbase", "street", 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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misterTermSearcher2, err := NewTermSearcher(twoDocIndex, "mister", "title", 5.0, true)
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if err != nil {
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t.Fatal(err)
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}
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2014-08-07 02:03:41 +02:00
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couchbaseAndMisterSearcher, err := NewConjunctionSearcher(twoDocIndex, []Searcher{couchbaseTermSearcher, misterTermSearcher2}, 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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// test 5
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beerTermSearcher5, err := NewTermSearcher(twoDocIndex, "beer", "desc", 5.0, true)
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if err != nil {
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t.Fatal(err)
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}
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couchbaseTermSearcher2, err := NewTermSearcher(twoDocIndex, "couchbase", "street", 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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misterTermSearcher3, err := NewTermSearcher(twoDocIndex, "mister", "title", 5.0, true)
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if err != nil {
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t.Fatal(err)
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}
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2014-08-07 02:03:41 +02:00
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couchbaseAndMisterSearcher2, err := NewConjunctionSearcher(twoDocIndex, []Searcher{couchbaseTermSearcher2, misterTermSearcher3}, 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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2014-08-07 02:03:41 +02:00
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beerAndCouchbaseAndMisterSearcher, err := NewConjunctionSearcher(twoDocIndex, []Searcher{beerTermSearcher5, couchbaseAndMisterSearcher2}, 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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2014-04-24 18:24:19 +02:00
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tests := []struct {
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2014-07-30 18:30:38 +02:00
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searcher Searcher
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results []*DocumentMatch
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2014-04-24 18:24:19 +02:00
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}{
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{
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2014-07-30 18:30:38 +02:00
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searcher: beerAndMartySearcher,
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results: []*DocumentMatch{
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&DocumentMatch{
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ID: "1",
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Score: 2.0097428702814377,
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},
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},
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},
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{
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2014-07-30 18:30:38 +02:00
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searcher: angstAndBeerSearcher,
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2014-04-24 18:24:19 +02:00
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results: []*DocumentMatch{
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&DocumentMatch{
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ID: "2",
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Score: 1.0807601687084403,
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},
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},
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},
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2014-04-24 18:35:50 +02:00
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{
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2014-07-30 18:30:38 +02:00
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searcher: beerAndJackSearcher,
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results: []*DocumentMatch{},
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2014-04-24 18:35:50 +02:00
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},
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2014-04-25 00:09:50 +02:00
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{
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2014-07-30 18:30:38 +02:00
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searcher: beerAndMisterSearcher,
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2014-04-25 00:09:50 +02:00
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results: []*DocumentMatch{
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&DocumentMatch{
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ID: "2",
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Score: 1.2877980334016337,
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},
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&DocumentMatch{
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ID: "3",
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Score: 1.2877980334016337,
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},
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},
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},
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{
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2014-07-30 18:30:38 +02:00
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searcher: couchbaseAndMisterSearcher,
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2014-04-25 00:09:50 +02:00
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results: []*DocumentMatch{
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&DocumentMatch{
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ID: "2",
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Score: 1.4436599157093672,
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},
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},
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},
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2014-04-25 00:22:12 +02:00
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{
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2014-07-30 18:30:38 +02:00
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searcher: beerAndCouchbaseAndMisterSearcher,
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2014-04-25 00:22:12 +02:00
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results: []*DocumentMatch{
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&DocumentMatch{
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ID: "2",
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2014-07-11 20:49:59 +02:00
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Score: 1.441614953806971,
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2014-04-25 00:22:12 +02:00
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},
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},
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},
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2014-04-24 18:24:19 +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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2014-04-24 18:24:19 +02:00
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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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2014-04-24 18:24:19 +02:00
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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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2014-04-24 18:24:19 +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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2014-04-24 18:24:19 +02:00
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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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