new file mode 100644
--- /dev/null
+++ b/devtools/shared/transport/tests/unit/test_transport_events.js
@@ -0,0 +1,75 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+function run_test() {
+  initTestDebuggerServer();
+
+  add_task(function* () {
+    yield test_transport_events("socket", socket_transport);
+    yield test_transport_events("local", local_transport);
+    DebuggerServer.destroy();
+  });
+
+  run_next_test();
+}
+
+function* test_transport_events(name, transportFactory) {
+  do_print(`Started testing of transport: ${name}`);
+
+  do_check_eq(Object.keys(DebuggerServer._connections).length, 0);
+
+  let transport = yield transportFactory();
+
+  // Transport expects the hooks to be not null
+  transport.hooks = {
+    onPacket: () => {},
+    onClosed: () => {},
+  };
+
+  let rootReceived = transport.once("packet", (event, packet) => {
+    do_print(`Packet event: ${event} ${JSON.stringify(packet)}`);
+    do_check_eq(event, "packet");
+    do_check_eq(packet.from, "root");
+  });
+
+  transport.ready();
+  yield rootReceived;
+
+  let echoSent = transport.once("send", (event, packet) => {
+    do_print(`Send event: ${event} ${JSON.stringify(packet)}`);
+    do_check_eq(event, "send");
+    do_check_eq(packet.to, "root");
+    do_check_eq(packet.type, "echo");
+  });
+
+  let echoReceived = transport.once("packet", (event, packet) => {
+    do_print(`Packet event: ${event} ${JSON.stringify(packet)}`);
+    do_check_eq(event, "packet");
+    do_check_eq(packet.from, "root");
+    do_check_eq(packet.type, "echo");
+  });
+
+  transport.send({ to: "root", type: "echo" });
+  yield echoSent;
+  yield echoReceived;
+
+  let clientClosed = transport.once("close", (event) => {
+    do_print(`Close event: ${event}`);
+    do_check_eq(event, "close");
+  });
+
+  let serverClosed = DebuggerServer.once("connectionchange", (event, type) => {
+    do_print(`Server closed`);
+    do_check_eq(event, "connectionchange");
+    do_check_eq(type, "closed");
+  });
+
+  transport.close();
+
+  yield clientClosed;
+  yield serverClosed;
+
+  do_print(`Finished testing of transport: ${name}`);
+}

--- a/devtools/shared/transport/tests/unit/xpcshell.ini
+++ b/devtools/shared/transport/tests/unit/xpcshell.ini
@@ -15,8 +15,9 @@ support-files =
 skip-if = toolkit == "gonk"
 reason = bug 821285
 [test_dbgsocket_connection_drop.js]
 [test_delimited_read.js]
 [test_no_bulk.js]
 [test_packet.js]
 [test_queue.js]
 [test_transport_bulk.js]
+[test_transport_events.js]