blob: 9727206ec231dd0cb7f6e56e0ab267df8cbe406d [file] [log] [blame]
// Copyright 2018 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 godoc
import (
"go/build"
"path/filepath"
"runtime"
"sort"
"testing"
"golang.org/x/tools/godoc/vfs"
"golang.org/x/tools/godoc/vfs/gatefs"
)
func TestNewDirTree(t *testing.T) {
fsGate := make(chan bool, 20)
rootfs := gatefs.New(vfs.OS(runtime.GOROOT()), fsGate)
fs := vfs.NameSpace{}
fs.Bind("/", rootfs, "/", vfs.BindReplace)
c := NewCorpus(fs)
// 3 levels deep is enough for testing
dir := c.newDirectory("/", 3)
processDir(t, dir)
}
func processDir(t *testing.T, dir *Directory) {
var list []string
for _, d := range dir.Dirs {
list = append(list, d.Name)
// recursively process the lower level
processDir(t, d)
}
if sort.StringsAreSorted(list) == false {
t.Errorf("list: %v is not sorted\n", list)
}
}
func BenchmarkNewDirectory(b *testing.B) {
if testing.Short() {
b.Skip("not running tests requiring large file scan in short mode")
}
fsGate := make(chan bool, 20)
goroot := runtime.GOROOT()
rootfs := gatefs.New(vfs.OS(goroot), fsGate)
fs := vfs.NameSpace{}
fs.Bind("/", rootfs, "/", vfs.BindReplace)
for _, p := range filepath.SplitList(build.Default.GOPATH) {
fs.Bind("/src/golang.org", gatefs.New(vfs.OS(p), fsGate), "/src/golang.org", vfs.BindAfter)
}
b.ResetTimer()
b.ReportAllocs()
for tries := 0; tries < b.N; tries++ {
corpus := NewCorpus(fs)
corpus.newDirectory("/", -1)
}
}