jquery/test/unit/queue.js
Oleg Gaidarenko 58c6ca9822 Build: ESLint details
Use eslint pragmas, fix new errors, etc

Closes gh-3148
2016-06-11 10:41:33 +03:00

328 lines
8.4 KiB
JavaScript

QUnit.module( "queue", { teardown: moduleTeardown } );
QUnit.test( "queue() with other types", function( assert ) {
assert.expect( 14 );
QUnit.stop();
var $div = jQuery( {} ),
counter = 0;
$div.promise( "foo" ).done( function() {
assert.equal( counter, 0, "Deferred for collection with no queue is automatically resolved" );
} );
$div
.queue( "foo", function() {
assert.equal( ++counter, 1, "Dequeuing" );
jQuery.dequeue( this, "foo" );
} )
.queue( "foo", function() {
assert.equal( ++counter, 2, "Dequeuing" );
jQuery( this ).dequeue( "foo" );
} )
.queue( "foo", function() {
assert.equal( ++counter, 3, "Dequeuing" );
} )
.queue( "foo", function() {
assert.equal( ++counter, 4, "Dequeuing" );
} );
$div.promise( "foo" ).done( function() {
assert.equal( counter, 4, "Testing previous call to dequeue in deferred" );
QUnit.start();
} );
assert.equal( $div.queue( "foo" ).length, 4, "Testing queue length" );
assert.equal( $div.queue( "foo", undefined ).queue( "foo" ).length, 4, ".queue('name',undefined) does nothing but is chainable (#5571)" );
$div.dequeue( "foo" );
assert.equal( counter, 3, "Testing previous call to dequeue" );
assert.equal( $div.queue( "foo" ).length, 1, "Testing queue length" );
$div.dequeue( "foo" );
assert.equal( counter, 4, "Testing previous call to dequeue" );
assert.equal( $div.queue( "foo" ).length, 0, "Testing queue length" );
$div.dequeue( "foo" );
assert.equal( counter, 4, "Testing previous call to dequeue" );
assert.equal( $div.queue( "foo" ).length, 0, "Testing queue length" );
} );
QUnit.test( "queue(name) passes in the next item in the queue as a parameter", function( assert ) {
assert.expect( 2 );
var div = jQuery( {} ),
counter = 0;
div.queue( "foo", function( next ) {
assert.equal( ++counter, 1, "Dequeueing" );
next();
} ).queue( "foo", function( next ) {
assert.equal( ++counter, 2, "Next was called" );
next();
} ).queue( "bar", function() {
assert.equal( ++counter, 3, "Other queues are not triggered by next()" );
} );
div.dequeue( "foo" );
} );
QUnit.test( "queue() passes in the next item in the queue as a parameter to fx queues", function( assert ) {
assert.expect( 3 );
QUnit.stop();
var div = jQuery( {} ),
counter = 0;
div.queue( function( next ) {
assert.equal( ++counter, 1, "Dequeueing" );
setTimeout( function() { next(); }, 500 );
} ).queue( function( next ) {
assert.equal( ++counter, 2, "Next was called" );
next();
} ).queue( "bar", function() {
assert.equal( ++counter, 3, "Other queues are not triggered by next()" );
} );
jQuery.when( div.promise( "fx" ), div ).done( function() {
assert.equal( counter, 2, "Deferreds resolved" );
QUnit.start();
} );
} );
QUnit.test( "callbacks keep their place in the queue", function( assert ) {
assert.expect( 5 );
QUnit.stop();
var div = jQuery( "<div>" ),
counter = 0;
div.queue( function( next ) {
assert.equal( ++counter, 1, "Queue/callback order: first called" );
setTimeout( next, 200 );
} ).delay( 100 ).queue( function( next ) {
assert.equal( ++counter, 2, "Queue/callback order: second called" );
jQuery( this ).delay( 100 ).queue( function( next ) {
assert.equal( ++counter, 4, "Queue/callback order: fourth called" );
next();
} );
next();
} ).queue( function( next ) {
assert.equal( ++counter, 3, "Queue/callback order: third called" );
next();
} );
div.promise( "fx" ).done( function() {
assert.equal( counter, 4, "Deferreds resolved" );
QUnit.start();
} );
} );
QUnit.test( "jQuery.queue should return array while manipulating the queue", function( assert ) {
assert.expect( 1 );
var div = document.createElement( "div" );
assert.ok( jQuery.isArray( jQuery.queue( div, "fx", jQuery.noop ) ), "jQuery.queue should return an array while manipulating the queue" );
} );
QUnit.test( "delay()", function( assert ) {
assert.expect( 2 );
QUnit.stop();
var foo = jQuery( {} ), run = 0;
foo.delay( 100 ).queue( function() {
run = 1;
assert.ok( true, "The function was dequeued." );
QUnit.start();
} );
assert.equal( run, 0, "The delay delayed the next function from running." );
} );
QUnit.test( "clearQueue(name) clears the queue", function( assert ) {
assert.expect( 2 );
QUnit.stop();
var div = jQuery( {} ),
counter = 0;
div.queue( "foo", function( next ) {
counter++;
jQuery( this ).clearQueue( "foo" );
next();
} ).queue( "foo", function() {
counter++;
} );
div.promise( "foo" ).done( function() {
assert.ok( true, "dequeue resolves the deferred" );
QUnit.start();
} );
div.dequeue( "foo" );
assert.equal( counter, 1, "the queue was cleared" );
} );
QUnit.test( "clearQueue() clears the fx queue", function( assert ) {
assert.expect( 1 );
var div = jQuery( {} ),
counter = 0;
div.queue( function( next ) {
counter++;
var self = this;
setTimeout( function() { jQuery( self ).clearQueue(); next(); }, 50 );
} ).queue( function() {
counter++;
} );
assert.equal( counter, 1, "the queue was cleared" );
div.removeData();
} );
QUnit.asyncTest( "fn.promise() - called when fx queue is empty", 3, function( assert ) {
var foo = jQuery( "#foo" ).clone().addBack(),
promised = false;
foo.queue( function( next ) {
// called twice!
assert.ok( !promised, "Promised hasn't been called" );
setTimeout( next, 10 );
} );
foo.promise().done( function() {
assert.ok( promised = true, "Promised" );
QUnit.start();
} );
} );
QUnit.asyncTest( "fn.promise( \"queue\" ) - called whenever last queue function is dequeued", 5, function( assert ) {
var foo = jQuery( "#foo" ),
test;
foo.promise( "queue" ).done( function() {
assert.strictEqual( test, undefined, "called immediately when queue was already empty" );
} );
test = 1;
foo.queue( "queue", function( next ) {
assert.strictEqual( test++, 1, "step one" );
setTimeout( next, 0 );
} ).queue( "queue", function( next ) {
assert.strictEqual( test++, 2, "step two" );
setTimeout( function() {
next();
assert.strictEqual( test++, 4, "step four" );
QUnit.start();
}, 10 );
} ).promise( "queue" ).done( function() {
assert.strictEqual( test++, 3, "step three" );
} );
foo.dequeue( "queue" );
} );
if ( jQuery.fn.animate ) {
QUnit.asyncTest( "fn.promise( \"queue\" ) - waits for animation to complete before resolving", 2, function( assert ) {
var foo = jQuery( "#foo" ),
test = 1;
foo.animate( {
top: 100
}, {
duration: 1,
queue: "queue",
complete: function() {
assert.strictEqual( test++, 1, "step one" );
}
} ).dequeue( "queue" );
foo.promise( "queue" ).done( function() {
assert.strictEqual( test++, 2, "step two" );
QUnit.start();
} );
} );
}
QUnit.test( ".promise(obj)", function( assert ) {
assert.expect( 2 );
var obj = {},
promise = jQuery( "#foo" ).promise( "promise", obj );
assert.ok( jQuery.isFunction( promise.promise ), ".promise(type, obj) returns a promise" );
assert.strictEqual( promise, obj, ".promise(type, obj) returns obj" );
} );
if ( jQuery.fn.stop ) {
QUnit.test( "delay() can be stopped", function( assert ) {
assert.expect( 3 );
QUnit.stop();
var done = {};
jQuery( {} )
.queue( "alternate", function( next ) {
done.alt1 = true;
assert.ok( true, "This first function was dequeued" );
next();
} )
.delay( 1000, "alternate" )
.queue( "alternate", function() {
done.alt2 = true;
assert.ok( true, "The function was dequeued immediately, the delay was stopped" );
} )
.dequeue( "alternate" )
// stop( "alternate", false ) will NOT clear the queue, so it should automatically dequeue the next
.stop( "alternate", false, false )
// this test
.delay( 1 )
.queue( function() {
done.default1 = true;
assert.ok( false, "This queue should never run" );
} )
// stop( clearQueue ) should clear the queue
.stop( true, false );
assert.deepEqual( done, { alt1: true, alt2: true }, "Queue ran the proper functions" );
setTimeout( function() {
QUnit.start();
}, 1500 );
} );
QUnit.asyncTest( "queue stop hooks", 2, function( assert ) {
var foo = jQuery( "#foo" );
foo.queue( function( next, hooks ) {
hooks.stop = function( gotoEnd ) {
assert.equal( !!gotoEnd, false, "Stopped without gotoEnd" );
};
} );
foo.stop();
foo.queue( function( next, hooks ) {
hooks.stop = function( gotoEnd ) {
assert.equal( gotoEnd, true, "Stopped with gotoEnd" );
QUnit.start();
};
} );
foo.stop( false, true );
} );
} // if ( jQuery.fn.stop )