diff options
Diffstat (limited to 'src/runtime/race/testdata/reflect_test.go')
-rw-r--r-- | src/runtime/race/testdata/reflect_test.go | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/runtime/race/testdata/reflect_test.go b/src/runtime/race/testdata/reflect_test.go new file mode 100644 index 0000000..b567400 --- /dev/null +++ b/src/runtime/race/testdata/reflect_test.go @@ -0,0 +1,46 @@ +// Copyright 2016 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 race_test + +import ( + "reflect" + "testing" +) + +func TestRaceReflectRW(t *testing.T) { + ch := make(chan bool, 1) + i := 0 + v := reflect.ValueOf(&i) + go func() { + v.Elem().Set(reflect.ValueOf(1)) + ch <- true + }() + _ = v.Elem().Int() + <-ch +} + +func TestRaceReflectWW(t *testing.T) { + ch := make(chan bool, 1) + i := 0 + v := reflect.ValueOf(&i) + go func() { + v.Elem().Set(reflect.ValueOf(1)) + ch <- true + }() + v.Elem().Set(reflect.ValueOf(2)) + <-ch +} + +func TestRaceReflectCopyWW(t *testing.T) { + ch := make(chan bool, 1) + a := make([]byte, 2) + v := reflect.ValueOf(a) + go func() { + reflect.Copy(v, v) + ch <- true + }() + reflect.Copy(v, v) + <-ch +} |