| // Copyright 2013 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 cgotlstest |
| |
| // extern const char *checkTLS(); |
| // extern void setTLS(int); |
| // extern int getTLS(); |
| import "C" |
| |
| import ( |
| "runtime" |
| "testing" |
| ) |
| |
| func testTLS(t *testing.T) { |
| if skip := C.checkTLS(); skip != nil { |
| t.Skipf("%s", C.GoString(skip)) |
| } |
| |
| runtime.LockOSThread() |
| defer runtime.UnlockOSThread() |
| |
| if val := C.getTLS(); val != 0 { |
| t.Fatalf("at start, C.getTLS() = %#x, want 0", val) |
| } |
| |
| const keyVal = 0x1234 |
| C.setTLS(keyVal) |
| if val := C.getTLS(); val != keyVal { |
| t.Fatalf("at end, C.getTLS() = %#x, want %#x", val, keyVal) |
| } |
| } |
