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-rw-r--r--tests/unit/widget/core.js22
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/unit/widget/core.js b/tests/unit/widget/core.js
index fe74e18e9..38e63a8c0 100644
--- a/tests/unit/widget/core.js
+++ b/tests/unit/widget/core.js
@@ -242,6 +242,28 @@ QUnit.test( "error handling", function( assert ) {
$.error = error;
} );
+QUnit.test( "Prototype pollution", function( assert ) {
+ assert.expect( 3 );
+
+ var elem = $( "<div>" );
+
+ $.widget( "ui.testWidget", {} );
+
+ elem.testWidget();
+
+ try {
+ $.widget( "ui.__proto__", {} );
+ } catch ( _e ) {}
+ try {
+ $.widget( "ui.constructor", {} );
+ } catch ( _e ) {}
+
+ assert.strictEqual( Object.getPrototypeOf( $.ui ), Object.prototype,
+ "$.ui constructor not modified" );
+ assert.ok( $.ui instanceof Object, "$.ui is an Object instance" );
+ assert.notOk( $.ui instanceof Function, "$.ui is not a Function instance" );
+} );
+
QUnit.test( "merge multiple option arguments", function( assert ) {
assert.expect( 1 );
$.widget( "ui.testWidget", {