Adding Intent API tests
diff --git a/core/api/src/test/java/org/onlab/onos/net/intent/TestInstallableIntent.java b/core/api/src/test/java/org/onlab/onos/net/intent/TestInstallableIntent.java
new file mode 100644
index 0000000..a6ce52e
--- /dev/null
+++ b/core/api/src/test/java/org/onlab/onos/net/intent/TestInstallableIntent.java
@@ -0,0 +1,28 @@
+package org.onlab.onos.net.intent;
+//TODO is this the right package?
+
+/**
+ * An installable intent used in the unit test.
+ *
+ * FIXME: we don't want to expose this class publicly, but the current Kryo
+ * serialization mechanism does not allow this class to be private and placed
+ * on testing directory.
+ */
+public class TestInstallableIntent extends AbstractIntent implements InstallableIntent {
+    /**
+     * Constructs an instance with the specified intent ID.
+     *
+     * @param id intent ID
+     */
+    public TestInstallableIntent(IntentId id) {
+        super(id);
+    }
+
+    /**
+     * Constructor for serializer.
+     */
+    protected TestInstallableIntent() {
+        super();
+    }
+
+}