1 files changed, 42 insertions, 0 deletions
diff --git a/Godeps/_workspace/src/gopkg.in/qml.v1/cdata/cdata_test.go b/Godeps/_workspace/src/gopkg.in/qml.v1/cdata/cdata_test.go
new file mode 100644
index 000000000..e7c3f33c5
--- /dev/null
+++ b/Godeps/_workspace/src/gopkg.in/qml.v1/cdata/cdata_test.go
@@ -0,0 +1,42 @@
+package cdata
+
+import (
+	"runtime"
+	"sync"
+	"testing"
+)
+
+type refPair struct {
+	ref1, ref2 uintptr
+}
+
+func TestRef(t *testing.T) {
+	const N = 10
+	runtime.LockOSThread()
+	exit := sync.WaitGroup{}
+	exit.Add(1)
+	defer exit.Done()
+	wg := sync.WaitGroup{}
+	wg.Add(N)
+	ch := make(chan refPair)
+	for i := 0; i < N; i++ {
+		go func() {
+			runtime.LockOSThread()
+			wg.Done()
+			ch <- refPair{Ref(), Ref()}
+			exit.Wait()
+		}()
+	}
+	wg.Wait()
+	refs := make(map[uintptr]bool)
+	for i := 0; i < N; i++ {
+		pair := <-ch
+		if pair.ref1 != pair.ref2 {
+			t.Fatalf("found inconsistent ref: %d != %d", pair.ref1, pair.ref2)
+		}
+		if refs[pair.ref1] {
+			t.Fatalf("found duplicated ref: %d", pair.ref1)
+		}
+		refs[pair.ref1] = true
+	}
+}