Proviede possibility to bind also arguments to function not only cont…

…ext with CKEDITOR.tools.bind

core/tools.js

@@ -715,12 +715,14 @@
 		 *
 		 * @param {Function} func The function to be executed.
 		 * @param {Object} obj The object to which the execution context will be bound.
+		 * @param {*} [args] Other arguments passed after object, will be bind to executed function.
 		 * @returns {Function} The function that can be used to execute the
 		 * `func` function in the context of `obj`.
 		 */
 		bind: function( func, obj ) {
+			var args = Array.prototype.slice.call( arguments, 2 );
 			return function() {
-				return func.apply( obj, arguments );
+				return func.apply( obj, args.concat( Array.prototype.slice.call( arguments ) ) );
 			};
 		},
 

tests/core/tools.js

@@ -1024,6 +1024,64 @@
 			CKEDITOR.tools.array.forEach( conversionArray, function( item ) {
 				assert.areSame( item.output, CKEDITOR.tools.convertToPx( item.input ), 'Value ' + item.input + ' should be converted to ' + item.output );
 			} );
+		},
+
+		'test bind without context and without arguments': function() {
+			var testSpy = sinon.spy(),
+				bindedFn = CKEDITOR.tools.bind( testSpy );
+
+			bindedFn( 'foo' );
+			assert.areSame( 1, testSpy.callCount );
+			assert.isTrue( testSpy.calledWithExactly( 'foo' ) );
+
+			bindedFn( 'bar' );
+			assert.areSame( 2, testSpy.callCount );
+			assert.isTrue( testSpy.calledWithExactly( 'bar' ) );
+		},
+
+		'text bind with context and without arguments': function() {
+			var testSpy = sinon.spy(),
+				testObj = {},
+				bindedFn = CKEDITOR.tools.bind( testSpy, testObj );
+
+			bindedFn( 'foo' );
+			assert.areSame( 1, testSpy.callCount );
+			assert.areSame( testObj, testSpy.getCall( 0 ).thisValue );
+			assert.isTrue( testSpy.calledWithExactly( 'foo' ) );
+
+			bindedFn( 'bar' );
+			assert.areSame( 2, testSpy.callCount );
+			assert.areSame( testObj, testSpy.getCall( 1 ).thisValue );
+			assert.isTrue( testSpy.calledWithExactly( 'bar' ) );
+		},
+
+		'test bind without context and with arguments': function() {
+			var testSpy = sinon.spy(),
+				bindedFn = CKEDITOR.tools.bind( testSpy, null, 'baz', 100 );
+
+			bindedFn( 'foo' );
+			assert.areSame( 1, testSpy.callCount );
+			assert.isTrue( testSpy.calledWithExactly( 'baz', 100, 'foo' ) );
+
+			bindedFn( 'bar' );
+			assert.areSame( 2, testSpy.callCount );
+			assert.isTrue( testSpy.calledWithExactly( 'baz', 100, 'bar' ) );
+		},
+
+		'text bind with context and with arguments': function() {
+			var testSpy = sinon.spy(),
+				testObj = {},
+				bindedFn = CKEDITOR.tools.bind( testSpy, testObj, 'baz', 100 );
+
+			bindedFn( 'foo' );
+			assert.areSame( 1, testSpy.callCount );
+			assert.areSame( testObj, testSpy.getCall( 0 ).thisValue );
+			assert.isTrue( testSpy.calledWithExactly( 'baz', 100, 'foo' ) );
+
+			bindedFn( 'bar' );
+			assert.areSame( 2, testSpy.callCount );
+			assert.areSame( testObj, testSpy.getCall( 0 ).thisValue );
+			assert.isTrue( testSpy.calledWithExactly( 'baz', 100, 'bar' ) );
 		}
 	} );
 } )();