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author | Matt A. Tobin <email@mattatobin.com> | 2018-02-09 06:46:43 -0500 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2018-02-09 06:46:43 -0500 |
commit | ac46df8daea09899ce30dc8fd70986e258c746bf (patch) | |
tree | 2750d3125fc253fd5b0671e4bd268eff1fd97296 /addon-sdk/source/test/test-event-core.js | |
parent | 8cecf8d5208f3945b35f879bba3015bb1a11bec6 (diff) | |
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Move Add-on SDK source to toolkit/jetpack
Diffstat (limited to 'addon-sdk/source/test/test-event-core.js')
-rw-r--r-- | addon-sdk/source/test/test-event-core.js | 347 |
1 files changed, 0 insertions, 347 deletions
diff --git a/addon-sdk/source/test/test-event-core.js b/addon-sdk/source/test/test-event-core.js deleted file mode 100644 index ca937b259..000000000 --- a/addon-sdk/source/test/test-event-core.js +++ /dev/null @@ -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); |