michael@0: /* Any copyright is dedicated to the Public Domain.
michael@0:    http://creativecommons.org/publicdomain/zero/1.0/ */
michael@0: 
michael@0: Cu.import("resource://services-sync/engines.js");
michael@0: Cu.import("resource://services-sync/service.js");
michael@0: 
michael@0: function run_test() {
michael@0:   run_next_test();
michael@0: }
michael@0: 
michael@0: function PetrolEngine() {}
michael@0: PetrolEngine.prototype.name = "petrol";
michael@0: 
michael@0: function DieselEngine() {}
michael@0: DieselEngine.prototype.name = "diesel";
michael@0: 
michael@0: function DummyEngine() {}
michael@0: DummyEngine.prototype.name = "dummy";
michael@0: 
michael@0: function ActualEngine() {}
michael@0: ActualEngine.prototype = {__proto__: Engine.prototype,
michael@0:                           name: 'actual'};
michael@0: 
michael@0: add_test(function test_basics() {
michael@0:   _("We start out with a clean slate");
michael@0: 
michael@0:   let manager = new EngineManager(Service);
michael@0: 
michael@0:   let engines = manager.getAll();
michael@0:   do_check_eq(engines.length, 0);
michael@0:   do_check_eq(manager.get('dummy'), undefined);
michael@0: 
michael@0:   _("Register an engine");
michael@0:   manager.register(DummyEngine);
michael@0:   let dummy = manager.get('dummy');
michael@0:   do_check_true(dummy instanceof DummyEngine);
michael@0: 
michael@0:   engines = manager.getAll();
michael@0:   do_check_eq(engines.length, 1);
michael@0:   do_check_eq(engines[0], dummy);
michael@0: 
michael@0:   _("Register an already registered engine is ignored");
michael@0:   manager.register(DummyEngine);
michael@0:   do_check_eq(manager.get('dummy'), dummy);
michael@0: 
michael@0:   _("Register multiple engines in one go");
michael@0:   manager.register([PetrolEngine, DieselEngine]);
michael@0:   let petrol = manager.get('petrol');
michael@0:   let diesel = manager.get('diesel');
michael@0:   do_check_true(petrol instanceof PetrolEngine);
michael@0:   do_check_true(diesel instanceof DieselEngine);
michael@0: 
michael@0:   engines = manager.getAll();
michael@0:   do_check_eq(engines.length, 3);
michael@0:   do_check_neq(engines.indexOf(petrol), -1);
michael@0:   do_check_neq(engines.indexOf(diesel), -1);
michael@0: 
michael@0:   _("Retrieve multiple engines in one go");
michael@0:   engines = manager.get(["dummy", "diesel"]);
michael@0:   do_check_eq(engines.length, 2);
michael@0:   do_check_neq(engines.indexOf(dummy), -1);
michael@0:   do_check_neq(engines.indexOf(diesel), -1);
michael@0: 
michael@0:   _("getEnabled() only returns enabled engines");
michael@0:   engines = manager.getEnabled();
michael@0:   do_check_eq(engines.length, 0);
michael@0: 
michael@0:   petrol.enabled = true;
michael@0:   engines = manager.getEnabled();
michael@0:   do_check_eq(engines.length, 1);
michael@0:   do_check_eq(engines[0], petrol);
michael@0: 
michael@0:   dummy.enabled = true;
michael@0:   diesel.enabled = true;
michael@0:   engines = manager.getEnabled();
michael@0:   do_check_eq(engines.length, 3);
michael@0: 
michael@0:   _("Unregister an engine by name");
michael@0:   manager.unregister('dummy');
michael@0:   do_check_eq(manager.get('dummy'), undefined);
michael@0:   engines = manager.getAll();
michael@0:   do_check_eq(engines.length, 2);
michael@0:   do_check_eq(engines.indexOf(dummy), -1);
michael@0: 
michael@0:   _("Unregister an engine by value");
michael@0:   // manager.unregister() checks for instanceof Engine, so let's make one:
michael@0:   manager.register(ActualEngine);
michael@0:   let actual = manager.get('actual');
michael@0:   do_check_true(actual instanceof ActualEngine);
michael@0:   do_check_true(actual instanceof Engine);
michael@0: 
michael@0:   manager.unregister(actual);
michael@0:   do_check_eq(manager.get('actual'), undefined);
michael@0: 
michael@0:   run_next_test();
michael@0: });
michael@0: