1 files changed, 42 insertions, 0 deletions
diff --git a/libgo/go/sync/export_test.go b/libgo/go/sync/export_test.go
index 669076e..10d3599 100644
--- a/libgo/go/sync/export_test.go
+++ b/libgo/go/sync/export_test.go
@@ -9,3 +9,45 @@ var Runtime_Semacquire = runtime_Semacquire
 var Runtime_Semrelease = runtime_Semrelease
 var Runtime_procPin = runtime_procPin
 var Runtime_procUnpin = runtime_procUnpin
+
+// poolDequeue testing.
+type PoolDequeue interface {
+	PushHead(val interface{}) bool
+	PopHead() (interface{}, bool)
+	PopTail() (interface{}, bool)
+}
+
+func NewPoolDequeue(n int) PoolDequeue {
+	return &poolDequeue{
+		vals: make([]eface, n),
+	}
+}
+
+func (d *poolDequeue) PushHead(val interface{}) bool {
+	return d.pushHead(val)
+}
+
+func (d *poolDequeue) PopHead() (interface{}, bool) {
+	return d.popHead()
+}
+
+func (d *poolDequeue) PopTail() (interface{}, bool) {
+	return d.popTail()
+}
+
+func NewPoolChain() PoolDequeue {
+	return new(poolChain)
+}
+
+func (c *poolChain) PushHead(val interface{}) bool {
+	c.pushHead(val)
+	return true
+}
+
+func (c *poolChain) PopHead() (interface{}, bool) {
+	return c.popHead()
+}
+
+func (c *poolChain) PopTail() (interface{}, bool) {
+	return c.popTail()
+}