| // Copyright 2023 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package bench |
| |
| import "testing" |
| |
| func BenchmarkReferences(b *testing.B) { |
| tests := []struct { |
| repo string |
| file string |
| regexp string |
| }{ |
| {"google-cloud-go", "httpreplay/httpreplay.go", `func (NewRecorder)`}, |
| {"istio", "pkg/config/model.go", "type (Meta)"}, |
| {"kubernetes", "pkg/controller/lookup_cache.go", "type (objectWithMeta)"}, // TODO: choose an exported identifier |
| {"kuma", "pkg/events/interfaces.go", "type (Event)"}, |
| {"pkgsite", "internal/log/log.go", "func (Infof)"}, |
| {"starlark", "syntax/syntax.go", "type (Ident)"}, |
| {"tools", "internal/lsp/source/view.go", "type (Snapshot)"}, |
| } |
| |
| for _, test := range tests { |
| b.Run(test.repo, func(b *testing.B) { |
| env := getRepo(b, test.repo).sharedEnv(b) |
| env.OpenFile(test.file) |
| defer closeBuffer(b, env, test.file) |
| |
| loc := env.RegexpSearch(test.file, test.regexp) |
| env.AfterChange() |
| env.References(loc) // pre-warm the query |
| b.ResetTimer() |
| |
| if stopAndRecord := startProfileIfSupported(b, env, qualifiedName(test.repo, "references")); stopAndRecord != nil { |
| defer stopAndRecord() |
| } |
| |
| for i := 0; i < b.N; i++ { |
| env.References(loc) |
| } |
| }) |
| } |
| } |