Textinput: Test _destroy() and (lack of) call to _destroyClear()

Author: Gabriel Schulhof

tests/unit/textinput/index.html

@@ -8,6 +8,7 @@
 	<script src="../../../external/requirejs/require.js"></script>
 	<script src="../../../js/requirejs.config.js"></script>
 	<script src="../../../js/jquery.tag.inserter.js"></script>
+	<script src="../../jquery.setNameSpace.js"></script>
 	<script src="../../../external/qunit/qunit.js"></script>
 	<script src="../../../tests/jquery.testHelper.js"></script>
 	<script>
@@ -58,14 +59,17 @@
 
 		<input type="text" id="text-input">
 
-		<input type="text" data-clear-btn="true" id="text-input-clear-btn">
+		<input type="text" data-nstest-clear-btn="true" id="text-input-clear-btn">
 
-		<textarea data-clear-btn="true" id="textarea-clear-btn"></textarea>
+		<textarea data-nstest-clear-btn="true" id="textarea-clear-btn"></textarea>
 
 		<input id="test-clear-btn-option"></input>
 
 		<input type="text" id="focus-class-test-for-input"></input>
 		<textarea id="focus-class-test-for-textarea"></textarea>
+		<div id="destroy-test-container">
+			<input type="text" id="destroy-test" data-nstest-role="none"></input>
+		</div>
 	</div>
 </body>
 </html>

tests/unit/textinput/textinput_core.js

@@ -149,4 +149,35 @@
 			"turning off clearBtn removes wrapper class 'ui-input-has-clear'" );
 	});
 
+( function() {
+
+	var originalDestroyClear = $.mobile.textinput.prototype._destroyClear,
+		destroyClearCalled = false;
+
+	module( "Textinput destroy", {
+		setup: function() {
+			$.mobile.textinput.prototype._destroyClear = function() {
+				destroyClearCalled = true;
+				return originalDestroyClear.apply( this, arguments );
+			}
+		},
+		teardown: function() {
+			$.mobile.textinput.prototype._destroyClear = originalDestroyClear;
+		}
+	});
+
+	test( "textinput is destroyed correctly", function() {
+		var originalDOM = $( "#destroy-test-container" ).clone(),
+			entry = $( "#destroy-test" );
+
+		entry.textinput().textinput( "destroy" );
+
+		deepEqual( $.testHelper.domEqual( originalDOM, $( "#destroy-test-container" ) ), true,
+			"Original DOM is restored after textinput destruction" );
+
+		deepEqual( destroyClearCalled, false, "_destroyClear() was not called" );
+	});
+
+})();
+
 })(jQuery);