hs-test: memory leak testing

add infra for memory leak testing

Type: test

Change-Id: I882e8dbb360597cdb82ad52682725f7d39b2df24
Signed-off-by: Matus Fabian <matfabia@cisco.com>
diff --git a/extras/hs-test/mem_leak_test.go b/extras/hs-test/mem_leak_test.go
new file mode 100644
index 0000000..76966ae
--- /dev/null
+++ b/extras/hs-test/mem_leak_test.go
@@ -0,0 +1,24 @@
+package main
+
+import (
+	. "fd.io/hs-test/infra"
+	"fmt"
+)
+
+func init() {
+	RegisterNoTopoSoloTests(MemLeakTest)
+}
+
+func MemLeakTest(s *NoTopoSuite) {
+	s.SkipUnlessLeakCheck()
+	vpp := s.GetContainerByName("vpp").VppInstance
+	/* no goVPP less noise */
+	vpp.Disconnect()
+	vpp.EnableMemoryTrace()
+	traces1, err := vpp.GetMemoryTrace()
+	s.AssertNil(err, fmt.Sprint(err))
+	vpp.Vppctl("test mem-leak")
+	traces2, err := vpp.GetMemoryTrace()
+	s.AssertNil(err, fmt.Sprint(err))
+	vpp.MemLeakCheck(traces1, traces2)
+}