+++ /dev/null
-// 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 gopathwalk
-
-import (
- "io/ioutil"
- "log"
- "os"
- "path/filepath"
- "reflect"
- "runtime"
- "strings"
- "sync"
- "testing"
-)
-
-func TestShouldTraverse(t *testing.T) {
- switch runtime.GOOS {
- case "windows", "plan9":
- t.Skipf("skipping symlink-requiring test on %s", runtime.GOOS)
- }
-
- dir, err := ioutil.TempDir("", "goimports-")
- if err != nil {
- t.Fatal(err)
- }
- defer os.RemoveAll(dir)
-
- // Note: mapToDir prepends "src" to each element, since
- // mapToDir was made for creating GOPATHs.
- if err := mapToDir(dir, map[string]string{
- "foo/foo2/file.txt": "",
- "foo/foo2/link-to-src": "LINK:../../",
- "foo/foo2/link-to-src-foo": "LINK:../../foo",
- "foo/foo2/link-to-dot": "LINK:.",
- "bar/bar2/file.txt": "",
- "bar/bar2/link-to-src-foo": "LINK:../../foo",
-
- "a/b/c": "LINK:../../a/d",
- "a/d/e": "LINK:../../a/b",
- }); err != nil {
- t.Fatal(err)
- }
- tests := []struct {
- dir string
- file string
- want bool
- }{
- {
- dir: "src/foo/foo2",
- file: "link-to-src-foo",
- want: false, // loop
- },
- {
- dir: "src/foo/foo2",
- file: "link-to-src",
- want: false, // loop
- },
- {
- dir: "src/foo/foo2",
- file: "link-to-dot",
- want: false, // loop
- },
- {
- dir: "src/bar/bar2",
- file: "link-to-src-foo",
- want: true, // not a loop
- },
- {
- dir: "src/a/b/c",
- file: "e",
- want: false, // loop: "e" is the same as "b".
- },
- }
- for i, tt := range tests {
- fi, err := os.Stat(filepath.Join(dir, tt.dir, tt.file))
- if err != nil {
- t.Errorf("%d. Stat = %v", i, err)
- continue
- }
- var w walker
- got := w.shouldTraverse(filepath.Join(dir, tt.dir), fi)
- if got != tt.want {
- t.Errorf("%d. shouldTraverse(%q, %q) = %v; want %v", i, tt.dir, tt.file, got, tt.want)
- }
- }
-}
-
-// TestSkip tests that various goimports rules are followed in non-modules mode.
-func TestSkip(t *testing.T) {
- dir, err := ioutil.TempDir("", "goimports-")
- if err != nil {
- t.Fatal(err)
- }
- defer os.RemoveAll(dir)
-
- if err := mapToDir(dir, map[string]string{
- "ignoreme/f.go": "package ignoreme", // ignored by .goimportsignore
- "node_modules/f.go": "package nodemodules;", // ignored by hardcoded node_modules filter
- "v/f.go": "package v;", // ignored by hardcoded vgo cache rule
- "mod/f.go": "package mod;", // ignored by hardcoded vgo cache rule
- "shouldfind/f.go": "package shouldfind;", // not ignored
-
- ".goimportsignore": "ignoreme\n",
- }); err != nil {
- t.Fatal(err)
- }
-
- var found []string
- var mu sync.Mutex
- walkDir(Root{filepath.Join(dir, "src"), RootGOPATH},
- func(root Root, dir string) {
- mu.Lock()
- defer mu.Unlock()
- found = append(found, dir[len(root.Path)+1:])
- }, func(root Root, dir string) bool {
- return false
- }, Options{ModulesEnabled: false, Logf: log.Printf})
- if want := []string{"shouldfind"}; !reflect.DeepEqual(found, want) {
- t.Errorf("expected to find only %v, got %v", want, found)
- }
-}
-
-// TestSkipFunction tests that scan successfully skips directories from user callback.
-func TestSkipFunction(t *testing.T) {
- dir, err := ioutil.TempDir("", "goimports-")
- if err != nil {
- t.Fatal(err)
- }
- defer os.RemoveAll(dir)
-
- if err := mapToDir(dir, map[string]string{
- "ignoreme/f.go": "package ignoreme", // ignored by skip
- "ignoreme/subignore/f.go": "package subignore", // also ignored by skip
- "shouldfind/f.go": "package shouldfind;", // not ignored
- }); err != nil {
- t.Fatal(err)
- }
-
- var found []string
- var mu sync.Mutex
- walkDir(Root{filepath.Join(dir, "src"), RootGOPATH},
- func(root Root, dir string) {
- mu.Lock()
- defer mu.Unlock()
- found = append(found, dir[len(root.Path)+1:])
- }, func(root Root, dir string) bool {
- return strings.HasSuffix(dir, "ignoreme")
- },
- Options{ModulesEnabled: false})
- if want := []string{"shouldfind"}; !reflect.DeepEqual(found, want) {
- t.Errorf("expected to find only %v, got %v", want, found)
- }
-}
-
-func mapToDir(destDir string, files map[string]string) error {
- for path, contents := range files {
- file := filepath.Join(destDir, "src", path)
- if err := os.MkdirAll(filepath.Dir(file), 0755); err != nil {
- return err
- }
- var err error
- if strings.HasPrefix(contents, "LINK:") {
- err = os.Symlink(strings.TrimPrefix(contents, "LINK:"), file)
- } else {
- err = ioutil.WriteFile(file, []byte(contents), 0644)
- }
- if err != nil {
- return err
- }
- }
- return nil
-}
projects / dotfiles / .git / blobdiff