Bug 1055151 - Add tests to cap devtools memory footprint. r=ochameau

toolkit/devtools/server/tests/unit/test_memory_footprint.js

@@ -0,0 +1,52 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+var gClient;
+var gMgr;
+var gRefMemory;
+
+function run_test() {
+  gMgr = Cc["@mozilla.org/memory-reporter-manager;1"].getService(Ci.nsIMemoryReporterManager);
+  Cu.forceGC();
+  gRefMemory = gMgr.residentUnique;
+
+  add_test(init_server);
+  add_test(add_browser_actors);
+  add_test(connect_client);
+  add_test(list_tabs);
+  add_test(close_client);
+  run_next_test();
+}
+
+function check_footprint(step, max) {
+  var footprint = (gMgr.residentUnique - gRefMemory) / 1024;
+  ok(footprint < max, "Footprint after " + step + " is " + footprint + " kB (should be less than " + max + " kB).");
+  run_next_test();
+}
+
+function init_server() {
+  DebuggerServer.init(function () { return true; });
+  check_footprint("DebuggerServer.init()", 500);
+}
+
+function add_browser_actors() {
+  DebuggerServer.addBrowserActors();
+  check_footprint("DebuggerServer.addBrowserActors()", 12000);
+}
+
+function connect_client() {
+  gClient = new DebuggerClient(DebuggerServer.connectPipe());
+  gClient.connect(function onConnect() {
+    check_footprint("DebuggerClient.connect()", 12500);
+  });
+}
+
+function list_tabs() {
+  gClient.listTabs(function onListTabs(aResponse) {
+    check_footprint("DebuggerClient.listTabs()", 13000);
+  });
+}
+
+function close_client() {
+  gClient.close(run_next_test);
+}

toolkit/devtools/server/tests/unit/xpcshell.ini

@@ -209,3 +209,7 @@ reason = bug 937197
 [test_monitor_actor.js]
 [test_symbols-01.js]
 [test_symbols-02.js]
+[test_memory_footprint.js]
+run-sequentially = measure memory, has to be run solo
+skip-if = os != 'linux' || debug || asan
+reason = bug 1014071