func TestNegativeQueryBoost(t *testing.T) {
Test(t, func(t *T) {
q := search.NewTermQuery(index.NewTerm("foo", "bar"))
q.SetBoost(-42)
t.Assert(-42 == q.Boost())
directory := NewDirectory()
defer directory.Close()
analyzer := analysis.NewMockAnalyzerWithRandom(Random())
conf := NewIndexWriterConfig(TEST_VERSION_CURRENT, analyzer)
writer, err := index.NewIndexWriter(directory, conf)
if err != nil {
t.Error(err)
}
defer writer.Close()
d := index.NewDocument()
d.Add(NewTextField("foo", "bar", true))
writer.AddDocument(d.Fields())
writer.Close() // ensure index is written
reader, err := index.OpenDirectoryReader(directory)
if err != nil {
t.Error(err)
}
defer reader.Close()
searcher := NewSearcher(reader)
res, err := searcher.Search(q, nil, 1000)
if err != nil {
t.Error(err)
}
hits := res.ScoreDocs
t.Assert(1 == len(hits))
t.Assert2(hits[0].Score < 0, fmt.Sprintf("score is not negative: %v", hits[0].Score))
explain, err := searcher.Explain(q, hits[0].Doc)
if err != nil {
t.Error(err)
}
t.Assert2(isSimilar(hits[0].Score, explain.Value(), 0.01), "score doesn't match explanation")
t.Assert2(explain.IsMatch(), "explain doesn't think doc is a match")
})
}
func main() {
fmt.Printf("tests_codec: %v\n", os.Getenv("tests_codec"))
index.DefaultSimilarity = func() index.Similarity {
return search.NewDefaultSimilarity()
}
// This controls how suite-level rules are nested. It is important
// that _all_ rules declared in testcase are executed in proper
// order if they depend on each other.
ClassRuleChain(ClassEnvRule)
BeforeSuite(nil)
Test(nil, func(t *T) {
q := search.NewTermQuery(index.NewTerm("foo", "bar"))
q.SetBoost(-42)
t.Assert(-42 == q.Boost())
directory := NewDirectory()
fmt.Println("Directory", directory)
defer directory.Close()
analyzer := analysis.NewMockAnalyzerWithRandom(Random())
conf := NewIndexWriterConfig(TEST_VERSION_CURRENT, analyzer)
writer, err := index.NewIndexWriter(directory, conf)
if err != nil {
t.Error(err)
}
if writer != nil {
defer writer.Close()
}
// d := index.NewDocument()
// d.Add(NewTextField("foo", "bar", true))
// writer.AddDocument(d.Fields())
// writer.Close() // ensure index is written
// reader, err := index.OpenDirectoryReader(directory)
// if err != nil {
// t.Error(err)
// }
// defer reader.Close()
// searcher := NewSearcher(reader)
// res, err := searcher.Search(q, nil, 1000)
// if err != nil {
// t.Error(err)
// }
// hits := res.ScoreDocs
// t.Assert(1 == len(hits))
// t.Assert2(hits[0].Score < 0, fmt.Sprintf("score is not negative: %v", hits[0].Score))
// explain, err := searcher.Explain(q, hits[0].Doc)
// if err != nil {
// t.Error(err)
// }
// t.Assert2(isSimilar(hits[0].Score, explain.Value(), 0.01), "score doesn't match explanation")
// t.Assert2(explain.IsMatch(), "explain doesn't think doc is a match")
})
AfterSuite(nil)
}