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Add Deferred.progress() unit tests and fixes some progress related ty…
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…pos and bugs.
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jaubourg committed May 26, 2011
1 parent 05ae8f3 commit a3a657c
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Showing 2 changed files with 106 additions and 17 deletions.
13 changes: 6 additions & 7 deletions src/deferred.js
@@ -1,7 +1,7 @@
(function( jQuery ) { (function( jQuery ) {


var // Promise methods var // Promise methods
promiseMethods = "done fail progress isResolved isRejected promise then always pipe".split( " " ), promiseMethods = "done removeDone fail removeFail progress removeProgress isResolved isRejected promise then always pipe".split( " " ),
// Static reference to slice // Static reference to slice
sliceDeferred = [].slice; sliceDeferred = [].slice;


Expand All @@ -25,7 +25,7 @@ jQuery.extend({
reject: failList.fire, reject: failList.fire,
rejectWith: failList.fireWith, rejectWith: failList.fireWith,
ping: progressList.fire, ping: progressList.fire,
pingWith: progressList.pingWith, pingWith: progressList.fireWith,
isResolved: doneList.fired, isResolved: doneList.fired,
isRejected: failList.fired, isRejected: failList.fired,


Expand Down Expand Up @@ -102,7 +102,8 @@ jQuery.extend({
pCount = length, pCount = length,
deferred = length <= 1 && firstParam && jQuery.isFunction( firstParam.promise ) ? deferred = length <= 1 && firstParam && jQuery.isFunction( firstParam.promise ) ?
firstParam : firstParam :
jQuery.Deferred(); jQuery.Deferred(),
promise = deferred.promise();
function resolveFunc( i ) { function resolveFunc( i ) {
return function( value ) { return function( value ) {
args[ i ] = arguments.length > 1 ? sliceDeferred.call( arguments, 0 ) : value; args[ i ] = arguments.length > 1 ? sliceDeferred.call( arguments, 0 ) : value;
Expand All @@ -114,9 +115,7 @@ jQuery.extend({
function progressFunc( i ) { function progressFunc( i ) {
return function( value ) { return function( value ) {
pValues[ i ] = arguments.length > 1 ? sliceDeferred.call( arguments, 0 ) : value; pValues[ i ] = arguments.length > 1 ? sliceDeferred.call( arguments, 0 ) : value;
if ( !( --count ) ) { deferred.pingWith( promise, pValues );
deferred.pingWith( deferred, pValue );
}
}; };
} }
if ( length > 1 ) { if ( length > 1 ) {
Expand All @@ -133,7 +132,7 @@ jQuery.extend({
} else if ( deferred !== firstParam ) { } else if ( deferred !== firstParam ) {
deferred.resolveWith( deferred, length ? [ firstParam ] : [] ); deferred.resolveWith( deferred, length ? [ firstParam ] : [] );
} }
return deferred.promise(); return promise;
} }
}); });


Expand Down
110 changes: 100 additions & 10 deletions test/unit/deferred.js
Expand Up @@ -8,7 +8,7 @@ jQuery.each( [ "", " - new operator" ], function( _, withNew ) {


test("jQuery.Deferred" + withNew, function() { test("jQuery.Deferred" + withNew, function() {


expect( 8 ); expect( 14 );


createDeferred().resolve().then( function() { createDeferred().resolve().then( function() {
ok( true , "Success on resolve" ); ok( true , "Success on resolve" );
Expand All @@ -34,6 +34,20 @@ jQuery.each( [ "", " - new operator" ], function( _, withNew ) {
}).then( function( value ) { }).then( function( value ) {
strictEqual( value , "done" , "Passed function executed" ); strictEqual( value , "done" , "Passed function executed" );
}); });

jQuery.each( "resolve reject".split( " " ), function( _, change ) {
createDeferred( function( defer ) {
var checked = 0;
defer.progress(function( value ) {
strictEqual( value, checked, "Progress: right value (" + value + ") received" )
});
for( checked = 0; checked < 3 ; checked++ ) {
defer.ping( checked );
}
defer[ change ]();
defer.ping();
});
});
}); });
} ); } );


Expand Down Expand Up @@ -109,6 +123,34 @@ test( "jQuery.Deferred.pipe - filtering (fail)", function() {
}); });
}); });


test( "jQuery.Deferred.pipe - filtering (progress)", function() {

expect(3);

var defer = jQuery.Deferred(),
piped = defer.pipe( null, null, function( a, b ) {
return a * b;
} ),
value1,
value2,
value3;

piped.progress(function( result ) {
value3 = result;
});

defer.progress(function( a, b ) {
value1 = a;
value2 = b;
});

defer.ping( 2, 3 );

strictEqual( value1, 2, "first reject value ok" );
strictEqual( value2, 3, "second reject value ok" );
strictEqual( value3, 6, "result of filter ok" );
});

test( "jQuery.Deferred.pipe - deferred (done)", function() { test( "jQuery.Deferred.pipe - deferred (done)", function() {


expect(3); expect(3);
Expand Down Expand Up @@ -169,6 +211,36 @@ test( "jQuery.Deferred.pipe - deferred (fail)", function() {
strictEqual( value3, 6, "result of filter ok" ); strictEqual( value3, 6, "result of filter ok" );
}); });


test( "jQuery.Deferred.pipe - deferred (progress)", function() {

expect(3);

var defer = jQuery.Deferred(),
piped = defer.pipe( null, null, function( a, b ) {
return jQuery.Deferred(function( defer ) {
defer.resolve( a * b );
});
} ),
value1,
value2,
value3;

piped.done(function( result ) {
value3 = result;
});

defer.progress(function( a, b ) {
value1 = a;
value2 = b;
});

defer.ping( 2, 3 );

strictEqual( value1, 2, "first reject value ok" );
strictEqual( value2, 3, "second reject value ok" );
strictEqual( value3, 6, "result of filter ok" );
});

test( "jQuery.when" , function() { test( "jQuery.when" , function() {


expect( 23 ); expect( 23 );
Expand Down Expand Up @@ -212,36 +284,54 @@ test( "jQuery.when" , function() {


test("jQuery.when - joined", function() { test("jQuery.when - joined", function() {


expect(25); expect(50);


var deferreds = { var deferreds = {
value: 1, value: 1,
success: jQuery.Deferred().resolve( 1 ), success: jQuery.Deferred().resolve( 1 ),
error: jQuery.Deferred().reject( 0 ), error: jQuery.Deferred().reject( 0 ),
futureSuccess: jQuery.Deferred(), futureSuccess: jQuery.Deferred().ping( true ),
futureError: jQuery.Deferred() futureError: jQuery.Deferred().ping( true ),
ping: jQuery.Deferred().ping( true )
}, },
willSucceed = { willSucceed = {
value: true, value: true,
success: true, success: true,
error: false, futureSuccess: true
},
willError = {
error: true,
futureError: true
},
willPing = {
futureSuccess: true, futureSuccess: true,
futureError: false futureError: true,
ping: true
}; };


jQuery.each( deferreds, function( id1, defer1 ) { jQuery.each( deferreds, function( id1, defer1 ) {
jQuery.each( deferreds, function( id2, defer2 ) { jQuery.each( deferreds, function( id2, defer2 ) {
var shouldResolve = willSucceed[ id1 ] && willSucceed[ id2 ], var shouldResolve = willSucceed[ id1 ] && willSucceed[ id2 ],
shouldError = willError[ id1 ] || willError[ id2 ],
shouldPing = willPing[ id1 ] || willPing[ id2 ],
expected = shouldResolve ? [ 1, 1 ] : [ 0, undefined ], expected = shouldResolve ? [ 1, 1 ] : [ 0, undefined ],
code = id1 + "/" + id2; expectedPing = shouldPing && [ willPing[ id1 ], willPing[ id2 ] ],
jQuery.when( defer1, defer2 ).done(function( a, b ) { code = id1 + "/" + id2;

var promise = jQuery.when( defer1, defer2 ).done(function( a, b ) {
if ( shouldResolve ) { if ( shouldResolve ) {
same( [ a, b ], expected, code + " => resolve" ); same( [ a, b ], expected, code + " => resolve" );
} else {
ok( false , code + " => resolve" );
} }
}).fail(function( a, b ) { }).fail(function( a, b ) {
if ( !shouldResolve ) { if ( shouldError ) {
same( [ a, b ], expected, code + " => resolve" ); same( [ a, b ], expected, code + " => reject" );
} else {
ok( false , code + " => reject" );
} }
}).progress(function progress( a, b ) {
same( [ a, b ], expectedPing, code + " => progress" );
}); });
} ); } );
} ); } );
Expand Down

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