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Diffstat (limited to 'addon-sdk/source/test/test-event-utils.js')
-rw-r--r-- | addon-sdk/source/test/test-event-utils.js | 285 |
1 files changed, 0 insertions, 285 deletions
diff --git a/addon-sdk/source/test/test-event-utils.js b/addon-sdk/source/test/test-event-utils.js deleted file mode 100644 index ea69e7677..000000000 --- a/addon-sdk/source/test/test-event-utils.js +++ /dev/null @@ -1,285 +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, emit } = require("sdk/event/core"); -const { filter, map, merge, expand, pipe, stripListeners } = require("sdk/event/utils"); -const $ = require("./event/helpers"); - -function isEven(x) { - return !(x % 2); -} -function inc(x) { - return x + 1; -} - -exports["test filter events"] = function(assert) { - let input = {}; - let evens = filter(input, isEven); - let actual = []; - on(evens, "data", e => actual.push(e)); - - [1, 2, 3, 4, 5, 6, 7].forEach(x => emit(input, "data", x)); - - assert.deepEqual(actual, [2, 4, 6], "only even numbers passed through"); -}; - -exports["test filter emits"] = $.emits(function(input, assert) { - let output = filter(input, isEven); - assert(output, [1, 2, 3, 4, 5], [2, 4], "this is `output` & evens passed"); -});; - -exports["test filter reg once"] = $.registerOnce(function(input, assert) { - assert(filter(input, isEven), [1, 2, 3, 4, 5, 6], [2, 4, 6], - "listener can be registered only once"); -}); - -exports["test filter ignores new"] = $.ignoreNew(function(input, assert) { - assert(filter(input, isEven), [1, 2, 3], [2], - "new listener is ignored") -}); - -exports["test filter is FIFO"] = $.FIFO(function(input, assert) { - assert(filter(input, isEven), [1, 2, 3, 4], [2, 4], - "listeners are invoked in fifo order") -}); - -exports["test map events"] = function(assert) { - let input = {}; - let incs = map(input, inc); - let actual = []; - on(incs, "data", e => actual.push(e)); - - [1, 2, 3, 4].forEach(x => emit(input, "data", x)); - - assert.deepEqual(actual, [2, 3, 4, 5], "all numbers were incremented"); -}; - -exports["test map emits"] = $.emits(function(input, assert) { - let output = map(input, inc); - assert(output, [1, 2, 3], [2, 3, 4], "this is `output` & evens passed"); -}); - -exports["test map reg once"] = $.registerOnce(function(input, assert) { - assert(map(input, inc), [1, 2, 3], [2, 3, 4], - "listener can be registered only once"); -}); - -exports["test map ignores new"] = $.ignoreNew(function(input, assert) { - assert(map(input, inc), [1], [2], - "new listener is ignored") -}); - -exports["test map is FIFO"] = $.FIFO(function(input, assert) { - assert(map(input, inc), [1, 2, 3, 4], [2, 3, 4, 5], - "listeners are invoked in fifo order") -}); - -exports["test merge stream[stream]"] = function(assert) { - let a = {}, b = {}, c = {}; - let inputs = {}; - let actual = []; - - on(merge(inputs), "data", $ => actual.push($)) - - emit(inputs, "data", a); - emit(a, "data", "a1"); - emit(inputs, "data", b); - emit(b, "data", "b1"); - emit(a, "data", "a2"); - emit(inputs, "data", c); - emit(c, "data", "c1"); - emit(c, "data", "c2"); - emit(b, "data", "b2"); - emit(a, "data", "a3"); - - assert.deepEqual(actual, ["a1", "b1", "a2", "c1", "c2", "b2", "a3"], - "all inputs data merged into one"); -}; - -exports["test merge array[stream]"] = function(assert) { - let a = {}, b = {}, c = {}; - let inputs = {}; - let actual = []; - - on(merge([a, b, c]), "data", $ => actual.push($)) - - emit(a, "data", "a1"); - emit(b, "data", "b1"); - emit(a, "data", "a2"); - emit(c, "data", "c1"); - emit(c, "data", "c2"); - emit(b, "data", "b2"); - emit(a, "data", "a3"); - - assert.deepEqual(actual, ["a1", "b1", "a2", "c1", "c2", "b2", "a3"], - "all inputs data merged into one"); -}; - -exports["test merge emits"] = $.emits(function(input, assert) { - let evens = filter(input, isEven) - let output = merge([evens, input]); - assert(output, [1, 2, 3], [1, 2, 2, 3], "this is `output` & evens passed"); -}); - - -exports["test merge reg once"] = $.registerOnce(function(input, assert) { - let evens = filter(input, isEven) - let output = merge([input, evens]); - assert(output, [1, 2, 3, 4], [1, 2, 2, 3, 4, 4], - "listener can be registered only once"); -}); - -exports["test merge ignores new"] = $.ignoreNew(function(input, assert) { - let evens = filter(input, isEven) - let output = merge([input, evens]) - assert(output, [1], [1], - "new listener is ignored") -}); - -exports["test marge is FIFO"] = $.FIFO(function(input, assert) { - let evens = filter(input, isEven) - let output = merge([input, evens]) - - assert(output, [1, 2, 3, 4], [1, 2, 2, 3, 4, 4], - "listeners are invoked in fifo order") -}); - -exports["test expand"] = function(assert) { - let a = {}, b = {}, c = {}; - let inputs = {}; - let actual = []; - - on(expand(inputs, $ => $()), "data", $ => actual.push($)) - - emit(inputs, "data", () => a); - emit(a, "data", "a1"); - emit(inputs, "data", () => b); - emit(b, "data", "b1"); - emit(a, "data", "a2"); - emit(inputs, "data", () => c); - emit(c, "data", "c1"); - emit(c, "data", "c2"); - emit(b, "data", "b2"); - emit(a, "data", "a3"); - - assert.deepEqual(actual, ["a1", "b1", "a2", "c1", "c2", "b2", "a3"], - "all inputs data merged into one"); -}; - -exports["test pipe"] = function (assert, done) { - let src = {}; - let dest = {}; - - let aneventCount = 0, multiargsCount = 0; - let wildcardCount = {}; - - on(dest, 'an-event', arg => { - assert.equal(arg, 'my-arg', 'piped argument to event'); - ++aneventCount; - check(); - }); - on(dest, 'multiargs', (...data) => { - assert.equal(data[0], 'a', 'multiple arguments passed via pipe'); - assert.equal(data[1], 'b', 'multiple arguments passed via pipe'); - assert.equal(data[2], 'c', 'multiple arguments passed via pipe'); - ++multiargsCount; - check(); - }); - - on(dest, '*', (name, ...data) => { - wildcardCount[name] = (wildcardCount[name] || 0) + 1; - if (name === 'multiargs') { - assert.equal(data[0], 'a', 'multiple arguments passed via pipe, wildcard'); - assert.equal(data[1], 'b', 'multiple arguments passed via pipe, wildcard'); - assert.equal(data[2], 'c', 'multiple arguments passed via pipe, wildcard'); - } - if (name === 'an-event') - assert.equal(data[0], 'my-arg', 'argument passed via pipe, wildcard'); - check(); - }); - - pipe(src, dest); - - for (let i = 0; i < 3; i++) - emit(src, 'an-event', 'my-arg'); - - emit(src, 'multiargs', 'a', 'b', 'c'); - - function check () { - if (aneventCount === 3 && multiargsCount === 1 && - wildcardCount['an-event'] === 3 && - wildcardCount['multiargs'] === 1) - done(); - } -}; - -exports["test pipe multiple targets"] = function (assert) { - let src1 = {}; - let src2 = {}; - let middle = {}; - let dest = {}; - - pipe(src1, middle); - pipe(src2, middle); - pipe(middle, dest); - - let middleFired = 0; - let destFired = 0; - let src1Fired = 0; - let src2Fired = 0; - - on(src1, '*', () => src1Fired++); - on(src2, '*', () => src2Fired++); - on(middle, '*', () => middleFired++); - on(dest, '*', () => destFired++); - - emit(src1, 'ev'); - assert.equal(src1Fired, 1, 'event triggers in source in pipe chain'); - assert.equal(middleFired, 1, 'event passes through the middle of pipe chain'); - assert.equal(destFired, 1, 'event propagates to end of pipe chain'); - assert.equal(src2Fired, 0, 'event does not fire on alternative chain routes'); - - emit(src2, 'ev'); - assert.equal(src2Fired, 1, 'event triggers in source in pipe chain'); - assert.equal(middleFired, 2, - 'event passes through the middle of pipe chain from different src'); - assert.equal(destFired, 2, - 'event propagates to end of pipe chain from different src'); - assert.equal(src1Fired, 1, 'event does not fire on alternative chain routes'); - - emit(middle, 'ev'); - assert.equal(middleFired, 3, - 'event triggers in source of pipe chain'); - assert.equal(destFired, 3, - 'event propagates to end of pipe chain from middle src'); - assert.equal(src1Fired, 1, 'event does not fire on alternative chain routes'); - assert.equal(src2Fired, 1, 'event does not fire on alternative chain routes'); -}; - -exports['test stripListeners'] = function (assert) { - var options = { - onAnEvent: noop1, - onMessage: noop2, - verb: noop1, - value: 100 - }; - - var stripped = stripListeners(options); - assert.ok(stripped !== options, 'stripListeners should return a new object'); - assert.equal(options.onAnEvent, noop1, 'stripListeners does not affect original'); - assert.equal(options.onMessage, noop2, 'stripListeners does not affect original'); - assert.equal(options.verb, noop1, 'stripListeners does not affect original'); - assert.equal(options.value, 100, 'stripListeners does not affect original'); - - assert.ok(!stripped.onAnEvent, 'stripListeners removes `on*` values'); - assert.ok(!stripped.onMessage, 'stripListeners removes `on*` values'); - assert.equal(stripped.verb, noop1, 'stripListeners leaves not `on*` values'); - assert.equal(stripped.value, 100, 'stripListeners leaves not `on*` values'); - - function noop1 () {} - function noop2 () {} -}; - -require('sdk/test').run(exports); |