gvisor/tools/checklocks/test/incompat.go

55 lines
1.4 KiB
Go

// Copyright 2020 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package test
import (
"sync"
)
// unsupportedLockerStruct verifies that trying to annotate a field that is not a
// sync.Mutex or sync.RWMutex results in a failure.
type unsupportedLockerStruct struct {
mu sync.Locker
// +checklocks:mu
x int // +checklocksfail
}
// badFieldsStruct verifies that refering invalid fields fails.
type badFieldsStruct struct {
// +checklocks:mu
x int // +checklocksfail
}
// redundantStruct verifies that redundant annotations fail.
type redundantStruct struct {
mu sync.Mutex
// +checklocks:mu
// +checklocks:mu
x int // +checklocksfail
}
// conflictsStruct verifies that conflicting annotations fail.
type conflictsStruct struct {
// +checkatomicignore
// +checkatomic
x int // +checklocksfail
// +checkatomic
// +checkatomicignore
y int // +checklocksfail
}