--- /dev/null
+module("deferred", { teardown: moduleTeardown });
+
+test("jQuery._Deferred()", function() {
+
+ expect( 11 );
+
+ var deferred,
+ object,
+ test;
+
+ deferred = jQuery._Deferred();
+
+ test = false;
+
+ deferred.done( function( value ) {
+ equals( value , "value" , "Test pre-resolve callback" );
+ test = true;
+ } );
+
+ deferred.resolve( "value" );
+
+ ok( test , "Test pre-resolve callbacks called right away" );
+
+ test = false;
+
+ deferred.done( function( value ) {
+ equals( value , "value" , "Test post-resolve callback" );
+ test = true;
+ } );
+
+ ok( test , "Test post-resolve callbacks called right away" );
+
+ deferred.cancel();
+
+ test = true;
+
+ deferred.done( function() {
+ ok( false , "Cancel was ignored" );
+ test = false;
+ } );
+
+ ok( test , "Test cancel" );
+
+ deferred = jQuery._Deferred().resolve();
+
+ try {
+ deferred.done( function() {
+ throw "Error";
+ } , function() {
+ ok( true , "Test deferred do not cancel on exception" );
+ } );
+ } catch( e ) {
+ strictEqual( e , "Error" , "Test deferred propagates exceptions");
+ deferred.done();
+ }
+
+ test = "";
+ deferred = jQuery._Deferred().done( function() {
+
+ test += "A";
+
+ }, function() {
+
+ test += "B";
+
+ } ).resolve();
+
+ strictEqual( test , "AB" , "Test multiple done parameters" );
+
+ test = "";
+
+ deferred.done( function() {
+
+ deferred.done( function() {
+
+ test += "C";
+
+ } );
+
+ test += "A";
+
+ }, function() {
+
+ test += "B";
+ } );
+
+ strictEqual( test , "ABC" , "Test done callbacks order" );
+
+ deferred = jQuery._Deferred();
+
+ deferred.resolveWith( jQuery , [ document ] ).done( function( doc ) {
+ ok( this === jQuery && arguments.length === 1 && doc === document , "Test fire context & args" );
+ });
+
+ // #8421
+ deferred = jQuery._Deferred();
+ deferred.resolveWith().done(function() {
+ ok( true, "Test resolveWith can be called with no argument" );
+ });
+});
+
+test("jQuery.Deferred()", function() {
+
+ expect( 10 );
+
+ jQuery.Deferred( function( defer ) {
+ strictEqual( this , defer , "Defer passed as this & first argument" );
+ this.resolve( "done" );
+ }).then( function( value ) {
+ strictEqual( value , "done" , "Passed function executed" );
+ });
+
+ jQuery.Deferred().resolve().then( function() {
+ ok( true , "Success on resolve" );
+ }, function() {
+ ok( false , "Error on resolve" );
+ });
+
+ jQuery.Deferred().reject().then( function() {
+ ok( false , "Success on reject" );
+ }, function() {
+ ok( true , "Error on reject" );
+ });
+
+ ( new jQuery.Deferred( function( defer ) {
+ strictEqual( this , defer , "Defer passed as this & first argument (new)" );
+ this.resolve( "done" );
+ }) ).then( function( value ) {
+ strictEqual( value , "done" , "Passed function executed (new)" );
+ });
+
+ ( new jQuery.Deferred() ).resolve().then( function() {
+ ok( true , "Success on resolve (new)" );
+ }, function() {
+ ok( false , "Error on resolve (new)" );
+ });
+
+ ( new jQuery.Deferred() ).reject().then( function() {
+ ok( false , "Success on reject (new)" );
+ }, function() {
+ ok( true , "Error on reject (new)" );
+ });
+
+ var tmp = jQuery.Deferred();
+
+ strictEqual( tmp.promise() , tmp.promise() , "Test deferred always return same promise" );
+ strictEqual( tmp.promise() , tmp.promise().promise() , "Test deferred's promise always return same promise as deferred" );
+});
+
+test("jQuery.when()", function() {
+
+ expect( 23 );
+
+ // Some other objects
+ jQuery.each( {
+
+ "an empty string": "",
+ "a non-empty string": "some string",
+ "zero": 0,
+ "a number other than zero": 1,
+ "true": true,
+ "false": false,
+ "null": null,
+ "undefined": undefined,
+ "a plain object": {}
+
+ } , function( message , value ) {
+
+ ok( jQuery.isFunction( jQuery.when( value ).then( function( resolveValue ) {
+ strictEqual( resolveValue , value , "Test the promise was resolved with " + message );
+ } ).promise ) , "Test " + message + " triggers the creation of a new Promise" );
+
+ } );
+
+ ok( jQuery.isFunction( jQuery.when().then( function( resolveValue ) {
+ strictEqual( resolveValue , undefined , "Test the promise was resolved with no parameter" );
+ } ).promise ) , "Test calling when with no parameter triggers the creation of a new Promise" );
+
+ var cache, i;
+
+ for( i = 1 ; i < 4 ; i++ ) {
+ jQuery.when( cache || jQuery.Deferred( function() {
+ this.resolve( i );
+ }) ).then( function( value ) {
+ strictEqual( value , 1 , "Function executed" + ( i > 1 ? " only once" : "" ) );
+ cache = value;
+ }, function() {
+ ok( false , "Fail called" );
+ });
+ }
+});
+
+test("jQuery.when() - joined", function() {
+
+ expect(8);
+
+ jQuery.when( 1, 2, 3 ).done( function( a, b, c ) {
+ strictEqual( a , 1 , "Test first param is first resolved value - non-observables" );
+ strictEqual( b , 2 , "Test second param is second resolved value - non-observables" );
+ strictEqual( c , 3 , "Test third param is third resolved value - non-observables" );
+ }).fail( function() {
+ ok( false , "Test the created deferred was resolved - non-observables");
+ });
+
+ var successDeferred = jQuery.Deferred().resolve( 1 , 2 , 3 ),
+ errorDeferred = jQuery.Deferred().reject( "error" , "errorParam" );
+
+ jQuery.when( 1 , successDeferred , 3 ).done( function( a, b, c ) {
+ strictEqual( a , 1 , "Test first param is first resolved value - resolved observable" );
+ same( b , [ 1 , 2 , 3 ] , "Test second param is second resolved value - resolved observable" );
+ strictEqual( c , 3 , "Test third param is third resolved value - resolved observable" );
+ }).fail( function() {
+ ok( false , "Test the created deferred was resolved - resolved observable");
+ });
+
+ jQuery.when( 1 , errorDeferred , 3 ).done( function() {
+ ok( false , "Test the created deferred was rejected - rejected observable");
+ }).fail( function( error , errorParam ) {
+ strictEqual( error , "error" , "Test first param is first rejected value - rejected observable" );
+ strictEqual( errorParam , "errorParam" , "Test second param is second rejected value - rejected observable" );
+ });
+});
git.asbjorn.biz / jquery.git / blobdiff