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-rw-r--r--addon-sdk/source/test/test-event-core.js347
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diff --git a/addon-sdk/source/test/test-event-core.js b/addon-sdk/source/test/test-event-core.js
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--- a/addon-sdk/source/test/test-event-core.js
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@@ -1,347 +0,0 @@
-/* This Source Code Form is subject to the terms of the Mozilla Public
- * License, v. 2.0. If a copy of the MPL was not distributed with this
- * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
-'use strict';
-
-const { on, once, off, emit, count } = require('sdk/event/core');
-const { LoaderWithHookedConsole } = require("sdk/test/loader");
-const { defer } = require("sdk/core/promise");
-const { gc } = require("sdk/test/memory");
-
-exports['test add a listener'] = function(assert) {
- let events = [ { name: 'event#1' }, 'event#2' ];
- let target = { name: 'target' };
-
- on(target, 'message', function(message) {
- assert.equal(this, target, 'this is a target object');
- assert.equal(message, events.shift(), 'message is emitted event');
- });
- emit(target, 'message', events[0]);
- emit(target, 'message', events[0]);
-};
-
-exports['test that listener is unique per type'] = function(assert) {
- let actual = []
- let target = {}
- function listener() { actual.push(1) }
- on(target, 'message', listener);
- on(target, 'message', listener);
- on(target, 'message', listener);
- on(target, 'foo', listener);
- on(target, 'foo', listener);
-
- emit(target, 'message');
- assert.deepEqual([ 1 ], actual, 'only one message listener added');
- emit(target, 'foo');
- assert.deepEqual([ 1, 1 ], actual, 'same listener added for other event');
-};
-
-exports['test event type matters'] = function(assert) {
- let target = { name: 'target' }
- on(target, 'message', function() {
- assert.fail('no event is expected');
- });
- on(target, 'done', function() {
- assert.pass('event is emitted');
- });
- emit(target, 'foo')
- emit(target, 'done');
-};
-
-exports['test all arguments are pasesd'] = function(assert) {
- let foo = { name: 'foo' }, bar = 'bar';
- let target = { name: 'target' };
- on(target, 'message', function(a, b) {
- assert.equal(a, foo, 'first argument passed');
- assert.equal(b, bar, 'second argument passed');
- });
- emit(target, 'message', foo, bar);
-};
-
-exports['test no side-effects in emit'] = function(assert) {
- let target = { name: 'target' };
- on(target, 'message', function() {
- assert.pass('first listener is called');
- on(target, 'message', function() {
- assert.fail('second listener is called');
- });
- });
- emit(target, 'message');
-};
-
-exports['test can remove next listener'] = function(assert) {
- let target = { name: 'target' };
- function fail() {
- return assert.fail('Listener should be removed');
- };
-
- on(target, 'data', function() {
- assert.pass('first litener called');
- off(target, 'data', fail);
- });
- on(target, 'data', fail);
-
- emit(target, 'data', 'hello');
-};
-
-exports['test order of propagation'] = function(assert) {
- let actual = [];
- let target = { name: 'target' };
- on(target, 'message', function() { actual.push(1); });
- on(target, 'message', function() { actual.push(2); });
- on(target, 'message', function() { actual.push(3); });
- emit(target, 'message');
- assert.deepEqual([ 1, 2, 3 ], actual, 'called in order they were added');
-};
-
-exports['test remove a listener'] = function(assert) {
- let target = { name: 'target' };
- let actual = [];
- on(target, 'message', function listener() {
- actual.push(1);
- on(target, 'message', function() {
- off(target, 'message', listener);
- actual.push(2);
- })
- });
-
- emit(target, 'message');
- assert.deepEqual([ 1 ], actual, 'first listener called');
- emit(target, 'message');
- assert.deepEqual([ 1, 1, 2 ], actual, 'second listener called');
-
- emit(target, 'message');
- assert.deepEqual([ 1, 1, 2, 2, 2 ], actual, 'first listener removed');
-};
-
-exports['test remove all listeners for type'] = function(assert) {
- let actual = [];
- let target = { name: 'target' }
- on(target, 'message', function() { actual.push(1); });
- on(target, 'message', function() { actual.push(2); });
- on(target, 'message', function() { actual.push(3); });
- on(target, 'bar', function() { actual.push('b') });
- off(target, 'message');
-
- emit(target, 'message');
- emit(target, 'bar');
-
- assert.deepEqual([ 'b' ], actual, 'all message listeners were removed');
-};
-
-exports['test remove all listeners'] = function(assert) {
- let actual = [];
- let target = { name: 'target' }
- on(target, 'message', function() { actual.push(1); });
- on(target, 'message', function() { actual.push(2); });
- on(target, 'message', function() { actual.push(3); });
- on(target, 'bar', function() { actual.push('b') });
- off(target);
-
- emit(target, 'message');
- emit(target, 'bar');
-
- assert.deepEqual([], actual, 'all listeners events were removed');
-};
-
-exports['test falsy arguments are fine'] = function(assert) {
- let type, listener, actual = [];
- let target = { name: 'target' }
- on(target, 'bar', function() { actual.push(0) });
-
- off(target, 'bar', listener);
- emit(target, 'bar');
- assert.deepEqual([ 0 ], actual, '3rd bad ard will keep listeners');
-
- off(target, type);
- emit(target, 'bar');
- assert.deepEqual([ 0, 0 ], actual, '2nd bad arg will keep listener');
-
- off(target, type, listener);
- emit(target, 'bar');
- assert.deepEqual([ 0, 0, 0 ], actual, '2nd&3rd bad args will keep listener');
-};
-
-exports['test error handling'] = function(assert) {
- let target = Object.create(null);
- let error = Error('boom!');
-
- on(target, 'message', function() { throw error; })
- on(target, 'error', function(boom) {
- assert.equal(boom, error, 'thrown exception causes error event');
- });
- emit(target, 'message');
-};
-
-exports['test unhandled exceptions'] = function(assert) {
- let exceptions = [];
- let { loader, messages } = LoaderWithHookedConsole(module);
-
- let { emit, on } = loader.require('sdk/event/core');
- let target = {};
- let boom = Error('Boom!');
- let drax = Error('Draax!!');
-
- on(target, 'message', function() { throw boom; });
-
- emit(target, 'message');
- assert.equal(messages.length, 1, 'Got the first exception');
- assert.equal(messages[0].type, 'exception', 'The console message is exception');
- assert.ok(~String(messages[0].msg).indexOf('Boom!'),
- 'unhandled exception is logged');
-
- on(target, 'error', function() { throw drax; });
- emit(target, 'message');
- assert.equal(messages.length, 2, 'Got the second exception');
- assert.equal(messages[1].type, 'exception', 'The console message is exception');
- assert.ok(~String(messages[1].msg).indexOf('Draax!'),
- 'error in error handler is logged');
-};
-
-exports['test unhandled errors'] = function(assert) {
- let exceptions = [];
- let { loader, messages } = LoaderWithHookedConsole(module);
-
- let { emit } = loader.require('sdk/event/core');
- let target = {};
- let boom = Error('Boom!');
-
- emit(target, 'error', boom);
- assert.equal(messages.length, 1, 'Error was logged');
- assert.equal(messages[0].type, 'exception', 'The console message is exception');
- assert.ok(~String(messages[0].msg).indexOf('Boom!'),
- 'unhandled exception is logged');
-};
-
-exports['test piped errors'] = function(assert) {
- let exceptions = [];
- let { loader, messages } = LoaderWithHookedConsole(module);
-
- let { emit } = loader.require('sdk/event/core');
- let { pipe } = loader.require('sdk/event/utils');
- let target = {};
- let second = {};
-
- pipe(target, second);
- emit(target, 'error', 'piped!');
-
- assert.equal(messages.length, 1, 'error logged only once, ' +
- 'considered "handled" on `target` by the catch-all pipe');
- assert.equal(messages[0].type, 'exception', 'The console message is exception');
- assert.ok(~String(messages[0].msg).indexOf('piped!'),
- 'unhandled (piped) exception is logged on `second` target');
-};
-
-exports['test count'] = function(assert) {
- let target = {};
-
- assert.equal(count(target, 'foo'), 0, 'no listeners for "foo" events');
- on(target, 'foo', function() {});
- assert.equal(count(target, 'foo'), 1, 'listener registered');
- on(target, 'foo', function() {}, 2, 'another listener registered');
- off(target)
- assert.equal(count(target, 'foo'), 0, 'listeners unregistered');
-};
-
-exports['test listen to all events'] = function(assert) {
- let actual = [];
- let target = {};
-
- on(target, 'foo', message => actual.push(message));
- on(target, '*', (type, ...message) => {
- actual.push([type].concat(message));
- });
-
- emit(target, 'foo', 'hello');
- assert.equal(actual[0], 'hello',
- 'non-wildcard listeners still work');
- assert.deepEqual(actual[1], ['foo', 'hello'],
- 'wildcard listener called');
-
- emit(target, 'bar', 'goodbye');
- assert.deepEqual(actual[2], ['bar', 'goodbye'],
- 'wildcard listener called for unbound event name');
-};
-
-exports['test once'] = function(assert, done) {
- let target = {};
- let called = false;
- let { resolve, promise } = defer();
-
- once(target, 'foo', function(value) {
- assert.ok(!called, "listener called only once");
- assert.equal(value, "bar", "correct argument was passed");
- });
- once(target, 'done', resolve);
-
- emit(target, 'foo', 'bar');
- emit(target, 'foo', 'baz');
- emit(target, 'done', "");
-
- yield promise;
-};
-
-exports['test once with gc'] = function*(assert) {
- let target = {};
- let called = false;
- let { resolve, promise } = defer();
-
- once(target, 'foo', function(value) {
- assert.ok(!called, "listener called only once");
- assert.equal(value, "bar", "correct argument was passed");
- });
- once(target, 'done', resolve);
-
- yield gc();
-
- emit(target, 'foo', 'bar');
- emit(target, 'foo', 'baz');
- emit(target, 'done', "");
-
- yield promise;
-};
-
-exports["test removing once"] = function(assert, done) {
- let target = {};
-
- function test() {
- assert.fail("listener was called");
- }
-
- once(target, "foo", test);
- once(target, "done", done);
-
- off(target, "foo", test);
-
- assert.pass("emit foo");
- emit(target, "foo", "bar");
-
- assert.pass("emit done");
- emit(target, "done", "");
-};
-
-exports["test removing once with gc"] = function*(assert) {
- let target = {};
- let { resolve, promise } = defer();
-
- function test() {
- assert.fail("listener was called");
- }
-
- once(target, "foo", test);
- once(target, "done", resolve);
-
- yield gc();
-
- off(target, "foo", test);
-
- assert.pass("emit foo");
- emit(target, "foo", "bar");
-
- assert.pass("emit done");
- emit(target, "done", "");
-
- yield promise;
-};
-
-require('sdk/test').run(exports);