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Commit 7fa0da08 authored by jaubourg's avatar jaubourg
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Allows traditional options object for $.Callbacks flags. Fixes #11011. Unit tests added.

parent a29d4828
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Showing with 159 additions and 137 deletions
src/callbacks.js
View file @ 7fa0da08
......@@ -38,9 +38,9 @@ function createFlags( flags ) {
*/
jQuery.Callbacks = function( flags ) {
// Convert flags from String-formatted to Object-formatted
// Convert flags from String-formatted to Object-formatted if needed
// (we check in cache first)
flags = flags ? ( flagsCache[ flags ] || createFlags( flags ) ) : {};
flags = typeof flags === "string" ? ( flagsCache[ flags ] || createFlags( flags ) ) : ( flags || {} );
var // Actual callback list
list = [],
......
test/unit/callbacks.js
View file @ 7fa0da08
......@@ -33,149 +33,171 @@ var output,
}
};
jQuery.each( tests, function( flags, resultString ) {
jQuery.each( filters, function( filterLabel, filter ) {
test( "jQuery.Callbacks( \"" + flags + "\" ) - " + filterLabel, function() {
function showFlags( flags ) {
if ( typeof flags === "string" ) {
return '"' + flags + '"';
}
var output = [], key;
for ( key in flags ) {
output.push( '"' + key + '": ' + flags[ key ] );
}
return "{ " + output.join( ", " ) + " }";
}
expect( 20 );
jQuery.each( tests, function( strFlags, resultString ) {
// Give qunit a little breathing room
stop();
setTimeout( start, 0 );
var objectFlags = {};
var cblist;
results = resultString.split( /\s+/ );
jQuery.each( strFlags.split( " " ), function() {
if ( this.length ) {
objectFlags[ this ] = true;
}
});
// Basic binding and firing
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add(function( str ) {
output += str;
});
cblist.fire( "A" );
strictEqual( output, "XA", "Basic binding and firing" );
strictEqual( cblist.fired(), true, ".fired() detects firing" );
output = "X";
cblist.disable();
cblist.add(function( str ) {
output += str;
});
strictEqual( output, "X", "Adding a callback after disabling" );
cblist.fire( "A" );
strictEqual( output, "X", "Firing after disabling" );
// Basic binding and firing (context, arguments)
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add(function() {
equal( this, window, "Basic binding and firing (context)" );
output += Array.prototype.join.call( arguments, "" );
});
cblist.fireWith( window, [ "A", "B" ] );
strictEqual( output, "XAB", "Basic binding and firing (arguments)" );
// fireWith with no arguments
output = "";
cblist = jQuery.Callbacks( flags );
cblist.add(function() {
equal( this, window, "fireWith with no arguments (context is window)" );
strictEqual( arguments.length, 0, "fireWith with no arguments (no arguments)" );
});
cblist.fireWith();
// Basic binding, removing and firing
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( outputA, outputB, outputC );
cblist.remove( outputB, outputC );
cblist.fire();
strictEqual( output, "XA", "Basic binding, removing and firing" );
// Empty
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( outputA );
cblist.add( outputB );
cblist.add( outputC );
cblist.empty();
cblist.fire();
strictEqual( output, "X", "Empty" );
// Locking
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( function( str ) {
output += str;
});
cblist.lock();
cblist.add( function( str ) {
output += str;
});
cblist.fire( "A" );
cblist.add( function( str ) {
output += str;
});
strictEqual( output, "X", "Lock early" );
jQuery.each( filters, function( filterLabel, filter ) {
// Ordering
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( function() {
jQuery.each( { "string": strFlags, "object": objectFlags }, function( flagsTypes, flags ) {
test( "jQuery.Callbacks( " + showFlags( flags ) + " ) - " + filterLabel, function() {
expect( 20 );
// Give qunit a little breathing room
stop();
setTimeout( start, 0 );
var cblist;
results = resultString.split( /\s+/ );
// Basic binding and firing
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add(function( str ) {
output += str;
});
cblist.fire( "A" );
strictEqual( output, "XA", "Basic binding and firing" );
strictEqual( cblist.fired(), true, ".fired() detects firing" );
output = "X";
cblist.disable();
cblist.add(function( str ) {
output += str;
});
strictEqual( output, "X", "Adding a callback after disabling" );
cblist.fire( "A" );
strictEqual( output, "X", "Firing after disabling" );
// Basic binding and firing (context, arguments)
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add(function() {
equal( this, window, "Basic binding and firing (context)" );
output += Array.prototype.join.call( arguments, "" );
});
cblist.fireWith( window, [ "A", "B" ] );
strictEqual( output, "XAB", "Basic binding and firing (arguments)" );
// fireWith with no arguments
output = "";
cblist = jQuery.Callbacks( flags );
cblist.add(function() {
equal( this, window, "fireWith with no arguments (context is window)" );
strictEqual( arguments.length, 0, "fireWith with no arguments (no arguments)" );
});
cblist.fireWith();
// Basic binding, removing and firing
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( outputA, outputB, outputC );
cblist.remove( outputB, outputC );
cblist.fire();
strictEqual( output, "XA", "Basic binding, removing and firing" );
// Empty
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( outputA );
cblist.add( outputB );
cblist.add( outputC );
outputA();
}, outputB );
cblist.fire();
strictEqual( output, results.shift(), "Proper ordering" );
// Add and fire again
output = "X";
cblist.add( function() {
cblist.empty();
cblist.fire();
strictEqual( output, "X", "Empty" );
// Locking
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( function( str ) {
output += str;
});
cblist.lock();
cblist.add( function( str ) {
output += str;
});
cblist.fire( "A" );
cblist.add( function( str ) {
output += str;
});
strictEqual( output, "X", "Lock early" );
// Ordering
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( function() {
cblist.add( outputC );
outputA();
}, outputB );
cblist.fire();
strictEqual( output, results.shift(), "Proper ordering" );
// Add and fire again
output = "X";
cblist.add( function() {
cblist.add( outputC );
outputA();
}, outputB );
strictEqual( output, results.shift(), "Add after fire" );
output = "X";
cblist.fire();
strictEqual( output, results.shift(), "Fire again" );
// Multiple fire
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( function( str ) {
output += str;
} );
cblist.fire( "A" );
strictEqual( output, "XA", "Multiple fire (first fire)" );
output = "X";
cblist.add( function( str ) {
output += str;
} );
strictEqual( output, results.shift(), "Multiple fire (first new callback)" );
output = "X";
cblist.fire( "B" );
strictEqual( output, results.shift(), "Multiple fire (second fire)" );
output = "X";
cblist.add( function( str ) {
output += str;
} );
strictEqual( output, results.shift(), "Multiple fire (second new callback)" );
// Return false
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( outputA, function() { return false; }, outputB );
cblist.add( outputA );
cblist.fire();
strictEqual( output, results.shift(), "Callback returning false" );
// Add another callback (to control lists with memory do not fire anymore)
output = "X";
cblist.add( outputC );
outputA();
}, outputB );
strictEqual( output, results.shift(), "Add after fire" );
output = "X";
cblist.fire();
strictEqual( output, results.shift(), "Fire again" );
// Multiple fire
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( function( str ) {
output += str;
} );
cblist.fire( "A" );
strictEqual( output, "XA", "Multiple fire (first fire)" );
output = "X";
cblist.add( function( str ) {
output += str;
} );
strictEqual( output, results.shift(), "Multiple fire (first new callback)" );
output = "X";
cblist.fire( "B" );
strictEqual( output, results.shift(), "Multiple fire (second fire)" );
output = "X";
cblist.add( function( str ) {
output += str;
} );
strictEqual( output, results.shift(), "Multiple fire (second new callback)" );
// Return false
output = "X";
cblist = jQuery.Callbacks( flags );
cblist.add( outputA, function() { return false; }, outputB );
cblist.add( outputA );
cblist.fire();
strictEqual( output, results.shift(), "Callback returning false" );
// Add another callback (to control lists with memory do not fire anymore)
output = "X";
cblist.add( outputC );
strictEqual( output, results.shift(), "Adding a callback after one returned false" );
strictEqual( output, results.shift(), "Adding a callback after one returned false" );
});
});
});
});
......
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