Function TestCamPkConfigMigration

internal/osutil/paths_test.go:131–197

(t *testing.T)

}

func TestCamPkConfigMigration(t *testing.T) {
	oldFuncs := configDirFuncs
	defer func() {
		configDirFuncs = oldFuncs
		configDirNamedTestHook = nil
		log.SetOutput(os.Stderr)
	}()
	log.SetOutput(io.Discard)

	td := t.TempDir()

	configDirNamedTestHook = func(name string) string {
		return filepath.Join(td, name)
	}

	oldDir := filepath.Join(td, "camlistore")
	newDir := filepath.Join(td, "perkeep")

	if err := os.MkdirAll(filepath.Join(oldDir, "blobs", "foo", "sub"), 0755); err != nil {
		t.Fatal(err)
	}

	calls := 0
	RegisterConfigDirFunc(func() string {
		calls++
		log.Printf("call %d", calls)
		switch calls {
		case 1:
			return oldDir
		case 2:
			return newDir
		}
		t.Fatalf("unexpected %d calls to get config dir", calls)
		return ""
	})

	got, err := perkeepConfigDir()
	if err != nil {
		t.Fatal(err)
	}
	if got != newDir {
		t.Errorf("first call = %v; want %v", got, newDir)
	}

	if fi, err := os.Lstat(oldDir); !os.IsNotExist(err) {
		t.Errorf("Lstat = %v, %v; want IsNotExist error", fi, err)
	}

	// Now try with some regular file in the old dir.
	if err := os.MkdirAll(filepath.Join(oldDir, "blobs"), 0755); err != nil {
		t.Fatal(err)
	}
	if err := os.WriteFile(filepath.Join(oldDir, "blobs/x.dat"), []byte("hi"), 0644); err != nil {
		t.Fatal(err)
	}

	_, err = perkeepConfigDir()
	if err == nil {