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Refactor queueing system to allow auto-dequeuing to use dequeue directly and

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therefore require dequeue to always leave the element it has dequeued on
the queue.

  - In the fx queue, a progress sentinel is added when a queue element
    is dequeued.
  - The sentinel is ignored when dequeue is called explicitly
  - When adding a new element to the fx queue, queue() checks if
    the progress sentinel is present. If not, it calls dequeue()
This commit is contained in:
Yehuda Katz 2009-07-16 07:32:39 +00:00
parent 190812c3be
commit 991d039b62
2 changed files with 44 additions and 40 deletions
Download patch file Download diff file Expand all files Collapse all files

45
test/unit/data.js
View file

@ -113,20 +113,23 @@ test(".removeData()", function() {
});
test("queue() defaults to 'fx' type", function () {
expect(2);
expect(1);
stop();
var $foo = jQuery("#foo");
$foo.queue("fx", [ "sample", "array" ]);
var arr = $foo.queue();
isSet(arr, [ "sample", "array" ], "queue() got an array set with type 'fx'");
$foo.queue([ "another", "one" ]);
var arr = $foo.queue("fx");
isSet(arr, [ "another", "one" ], "queue('fx') got an array set with no type");
// clean up after test
$foo.queue([]);
var counter = 0;
var $foo = jQuery("#foo");
$foo.queue(function() {
var self = this;
setTimeout(function() {
jQuery(self).dequeue("fx");
start();
}, 200);
}).queue(function() {
ok( "dequeuing 'fx' calls queues created with no name" )
});
start();
});
test("queue() with other types",function() {
@ -162,9 +165,6 @@ test("queue() with other types",function() {
equals( counter, 4, "Testing previous call to dequeue" );
equals( $div.queue('foo').length, 0, "Testing queue length" );
// Clean up
$div.removeData();
});
test("queue(name) passes in the next item in the queue as a parameter", function() {
@ -184,8 +184,6 @@ test("queue(name) passes in the next item in the queue as a parameter", function
});
div.dequeue("foo");
div.removeData();
});
test("queue(name) passes in the next item in the queue as a parameter", function() {
@ -205,27 +203,27 @@ test("queue(name) passes in the next item in the queue as a parameter", function
});
div.dequeue("foo");
div.removeData();
});
test("queue() passes in the next item in the queue as a parameter to fx queues", function() {
expect(2);
stop();
var div = jQuery({});
var counter = 0;
div.queue(function(next) {
equals(++counter, 1, "Dequeueing");
next();
var self = this;
setTimeout(function() { next() }, 500);
}).queue(function(next) {
equals(++counter, 2, "Next was called");
next();
start();
}).queue("bar", function() {
equals(++counter, 3, "Other queues are not triggered by next()")
});
div.removeData();
});
test("clearQueue(name) clears the queue", function() {
@ -245,8 +243,6 @@ test("clearQueue(name) clears the queue", function() {
div.dequeue("foo");
equals(counter, 1, "the queue was cleared");
div.removeData();
});
test("clearQueue() clears the fx queue", function() {
@ -257,7 +253,8 @@ test("clearQueue() clears the fx queue", function() {
div.queue(function(next) {
counter++;
setTimeout(function() { jQuery(this).clearQueue(); next(); }, 50);
var self = this;
setTimeout(function() { jQuery(self).clearQueue(); next(); }, 50);
}).queue(function(next) {
counter++;
});