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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:23:18 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:23:18 +0000
commit43a123c1ae6613b3efeed291fa552ecd909d3acf (patch)
treefd92518b7024bc74031f78a1cf9e454b65e73665 /misc/cgo/test/issue8517_windows.go
parentInitial commit. (diff)
downloadgolang-1.20-upstream.tar.xz
golang-1.20-upstream.zip
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'misc/cgo/test/issue8517_windows.go')
-rw-r--r--misc/cgo/test/issue8517_windows.go45
1 files changed, 45 insertions, 0 deletions
diff --git a/misc/cgo/test/issue8517_windows.go b/misc/cgo/test/issue8517_windows.go
new file mode 100644
index 0000000..3782631
--- /dev/null
+++ b/misc/cgo/test/issue8517_windows.go
@@ -0,0 +1,45 @@
+// Copyright 2014 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 cgotest
+
+//void testHandleLeaks();
+import "C"
+
+import (
+ "syscall"
+ "testing"
+ "unsafe"
+)
+
+var issue8517counter int
+
+var (
+ kernel32 = syscall.MustLoadDLL("kernel32.dll")
+ getProcessHandleCount = kernel32.MustFindProc("GetProcessHandleCount")
+)
+
+func processHandleCount(t *testing.T) int {
+ const current_process = ^uintptr(0)
+ var c uint32
+ r, _, err := getProcessHandleCount.Call(current_process, uintptr(unsafe.Pointer(&c)))
+ if r == 0 {
+ t.Fatal(err)
+ }
+ return int(c)
+}
+
+func test8517(t *testing.T) {
+ c1 := processHandleCount(t)
+ C.testHandleLeaks()
+ c2 := processHandleCount(t)
+ if c1+issue8517counter <= c2 {
+ t.Fatalf("too many handles leaked: issue8517counter=%v c1=%v c2=%v", issue8517counter, c1, c2)
+ }
+}
+
+//export testHandleLeaksCallback
+func testHandleLeaksCallback() {
+ issue8517counter++
+}