face: scoped Interest filter

refs #3919

Change-Id: I4e1aed63b2fabe463e9572b99bb3d97b278cabd6
diff --git a/tests/unit/face.t.cpp b/tests/unit/face.t.cpp
index c9b8205..7f4ba07 100644
--- a/tests/unit/face.t.cpp
+++ b/tests/unit/face.t.cpp
@@ -651,6 +651,7 @@
     this->advanceClocks(5_s, 20); // wait for command timeout
   }));
 }
+
 BOOST_AUTO_TEST_CASE(RegisterUnregisterPrefixHandle)
 {
   RegisteredPrefixHandle hdl;
@@ -777,6 +778,24 @@
   BOOST_CHECK_EQUAL(hit, 1);
 }
 
+BOOST_AUTO_TEST_CASE(SetInterestFilterHandle)
+{
+  int hit = 0;
+  auto hdl = face.setInterestFilter(Name("/"), bind([&hit] { ++hit; }));
+  face.processEvents(-1_ms);
+
+  face.receive(*makeInterest("/A"));
+  face.processEvents(-1_ms);
+  BOOST_CHECK_EQUAL(hit, 1);
+
+  hdl.cancel();
+  face.processEvents(-1_ms);
+
+  face.receive(*makeInterest("/B"));
+  face.processEvents(-1_ms);
+  BOOST_CHECK_EQUAL(hit, 1);
+}
+
 BOOST_AUTO_TEST_SUITE_END() // Producer
 
 BOOST_AUTO_TEST_SUITE(IoRoutines)