diff options
Diffstat (limited to 'tools/checklocks/test/basics.go')
-rw-r--r-- | tools/checklocks/test/basics.go | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/tools/checklocks/test/basics.go b/tools/checklocks/test/basics.go deleted file mode 100644 index 7a773171f..000000000 --- a/tools/checklocks/test/basics.go +++ /dev/null @@ -1,145 +0,0 @@ -// 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" -) - -func testLockedAccessValid(tc *oneGuardStruct) { - tc.mu.Lock() - tc.guardedField = 1 - tc.mu.Unlock() -} - -func testLockedAccessIgnore(tc *oneGuardStruct) { - tc.mu.Lock() - tc.unguardedField = 1 - tc.mu.Unlock() -} - -func testUnlockedAccessInvalidWrite(tc *oneGuardStruct) { - tc.guardedField = 2 // +checklocksfail -} - -func testUnlockedAccessInvalidRead(tc *oneGuardStruct) { - x := tc.guardedField // +checklocksfail - _ = x -} - -func testUnlockedAccessValid(tc *oneGuardStruct) { - tc.unguardedField = 2 -} - -func testCallValidAccess(tc *oneGuardStruct) { - callValidAccess(tc) -} - -func callValidAccess(tc *oneGuardStruct) { - tc.mu.Lock() - tc.guardedField = 1 - tc.mu.Unlock() -} - -func testCallValueMixup(tc *oneGuardStruct) { - callValueMixup(tc, tc) -} - -func callValueMixup(tc1, tc2 *oneGuardStruct) { - tc1.mu.Lock() - tc2.guardedField = 2 // +checklocksfail - tc1.mu.Unlock() -} - -func testCallPreconditionsInvalid(tc *oneGuardStruct) { - callPreconditions(tc) // +checklocksfail -} - -func testCallPreconditionsValid(tc *oneGuardStruct) { - tc.mu.Lock() - callPreconditions(tc) - tc.mu.Unlock() -} - -// +checklocks:tc.mu -func callPreconditions(tc *oneGuardStruct) { - tc.guardedField = 1 -} - -type nestedFieldsStruct struct { - mu sync.Mutex - - // +checklocks:mu - nestedStruct struct { - nested1 int - nested2 int - } -} - -func testNestedGuardValid(tc *nestedFieldsStruct) { - tc.mu.Lock() - tc.nestedStruct.nested1 = 1 - tc.nestedStruct.nested2 = 2 - tc.mu.Unlock() -} - -func testNestedGuardInvalid(tc *nestedFieldsStruct) { - tc.nestedStruct.nested1 = 1 // +checklocksfail -} - -type rwGuardStruct struct { - rwMu sync.RWMutex - - // +checklocks:rwMu - guardedField int -} - -func testRWValidRead(tc *rwGuardStruct) { - tc.rwMu.Lock() - tc.guardedField = 1 - tc.rwMu.Unlock() -} - -func testRWValidWrite(tc *rwGuardStruct) { - tc.rwMu.RLock() - tc.guardedField = 2 - tc.rwMu.RUnlock() -} - -func testRWInvalidWrite(tc *rwGuardStruct) { - tc.guardedField = 3 // +checklocksfail -} - -func testRWInvalidRead(tc *rwGuardStruct) { - x := tc.guardedField + 3 // +checklocksfail - _ = x -} - -func testTwoLocksDoubleGuardStructValid(tc *twoLocksDoubleGuardStruct) { - tc.mu.Lock() - tc.secondMu.Lock() - tc.doubleGuardedField = 1 - tc.secondMu.Unlock() -} - -func testTwoLocksDoubleGuardStructOnlyOne(tc *twoLocksDoubleGuardStruct) { - tc.mu.Lock() - tc.doubleGuardedField = 2 // +checklocksfail - tc.mu.Unlock() -} - -func testTwoLocksDoubleGuardStructInvalid(tc *twoLocksDoubleGuardStruct) { - tc.doubleGuardedField = 3 // +checklocksfail:2 -} |