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Propagate context of returned deferred object in Deferred.then(). Fixes #13160.

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This commit is contained in:
nanto
2013-01-08 16:27:13 +01:00
committed by Dave Methvin
parent 4694118ef7
commit 0c5d2fbabb
2 changed files with 30 additions and 17 deletions
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18
test/unit/deferred.js
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@@ -273,7 +273,7 @@ test( "jQuery.Deferred.then - deferred (progress)", function() {
test( "jQuery.Deferred.then - context", function() {
expect( 4 );
expect( 7 );
var context = {};
@@ -284,6 +284,12 @@ test( "jQuery.Deferred.then - context", function() {
strictEqual( value, 6, "proper value received" );
});
jQuery.Deferred().resolve().then(function() {
return jQuery.Deferred().resolveWith(context);
}).done(function() {
strictEqual( this, context, "custom context of returned deferred correctly propagated" );
});
var defer = jQuery.Deferred(),
piped = defer.then(function( value ) {
return value * 3;
@@ -295,6 +301,16 @@ test( "jQuery.Deferred.then - context", function() {
strictEqual( this, piped, "default context gets updated to latest promise in the chain" );
strictEqual( value, 6, "proper value received" );
});
var defer2 = jQuery.Deferred(),
piped2 = defer2.then();
defer2.resolve( 2 );
piped2.done(function( value ) {
strictEqual( this, piped2, "default context gets updated to latest promise in the chain (without passing function)" );
strictEqual( value, 2, "proper value received (without passing function)" );
});
});
test( "jQuery.when", function() {