Slider unit tests: slider event change

Author: rdworth

tests/unit/slider/slider_events.js

@@ -2,6 +2,8 @@
  * slider_events.js
  */
 (function($) {
+	
+var el;
 
 module( "slider: events" );
 
@@ -13,8 +15,61 @@ test( "slide", function() {
 	ok( false, "missing test - untested code is broken code." );
 });
 
+//Specs from http://wiki.jqueryui.com/Slider#specs
+//"change callback: triggers when the slider has stopped moving and has a new
+// value (even if same as previous value), via mouse(mouseup) or keyboard(keyup)
+// or value method/option"
 test( "change", function() {
-	ok( false, "missing test - untested code is broken code." );
+	expect(4);
+	
+	var handle;
+	// Test mouseup at end of handle slide (mouse)
+	el = $( "<div></div>" )
+		.appendTo( "body" )
+		.slider({
+			change: function(event, ui) {
+				ok( true, "change triggered by mouseup at end of handle slide (mouse)" );
+			}
+		});
+
+	el.find( ".ui-slider-handle" ).eq( 0 )
+		.simulate( "drag", { dx: 10, dy: 10 } );
+
+	reset();
+	// Test keyup at end of handle slide (keyboard)
+	el = $( "<div></div>" )
+		.appendTo( "body" )
+		.slider({
+			change: function(event, ui) {
+				ok( true, "change triggered by keyup at end of handle slide (keyboard)" );
+			}
+		});
+
+	el.find( ".ui-slider-handle" ).eq( 0 )
+		.simulate( "keydown", { keyCode: $.ui.keyCode.LEFT } )
+		.simulate( "keypress", { keyCode: $.ui.keyCode.LEFT } )
+		.simulate( "keyup", { charCode: $.ui.keyCode.LEFT } );
+
+	reset();
+	// Test value method
+	el = $( "<div></div>" )
+		.slider({
+			change: function(event, ui) {
+				ok( true, "change triggered by value method" );
+			}
+		})
+		.slider( "value", 0 );
+
+	reset();
+	// Test value option
+	el = $( "<div></div>" )
+		.slider({
+			change: function(event, ui) {
+				ok( true, "change triggered by value option" );
+			}
+		})
+		.slider( "option", "value", 0 );
+
 });
 
 test( "stop", function() {