-test("jQuery._Deferred()", function() {
-
- expect( 10 );
-
- 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" );
- });
-});
-
-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" );
- });
-});
-