1 files changed, 45 insertions, 0 deletions
diff --git a/vpp-common/vpp-translate-test/src/main/java/io/fd/honeycomb/vpp/test/util/InterfaceDumpHelper.java b/vpp-common/vpp-translate-test/src/main/java/io/fd/honeycomb/vpp/test/util/InterfaceDumpHelper.java
new file mode 100644
index 000000000..e7ebd0d88
--- /dev/null
+++ b/vpp-common/vpp-translate-test/src/main/java/io/fd/honeycomb/vpp/test/util/InterfaceDumpHelper.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2016 Cisco and/or its affiliates.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.fd.honeycomb.vpp.test.util;
+
+import static org.mockito.Matchers.any;
+import static org.mockito.Mockito.when;
+
+import java.util.Collections;
+import javax.annotation.Nonnull;
+import org.openvpp.jvpp.core.dto.SwInterfaceDetails;
+import org.openvpp.jvpp.core.dto.SwInterfaceDetailsReplyDump;
+import org.openvpp.jvpp.core.future.FutureJVppCore;
+
+/**
+ * VPP translation test helper, that helps stubbing {@link FutureJVppCore#swInterfaceDump}.
+ */
+public interface InterfaceDumpHelper extends FutureProducer {
+
+    /**
+     * Stubs swInterfaceDump to return given list of interfaces.
+     *
+     * @param api        vppApi reference
+     * @param interfaces list of interface details to be returned
+     */
+    default void whenSwInterfaceDumpThenReturn(@Nonnull final FutureJVppCore api,
+                                               final SwInterfaceDetails... interfaces) {
+        final SwInterfaceDetailsReplyDump reply = new SwInterfaceDetailsReplyDump();
+        Collections.addAll(reply.swInterfaceDetails, interfaces);
+        when(api.swInterfaceDump(any())).thenReturn(future(reply));
+    }
+}