diff --git a/tests/unit/core/core.js b/tests/unit/core/core.js
index 3b0d825e..11ce68d5 100644
--- a/tests/unit/core/core.js
+++ b/tests/unit/core/core.js
@@ -145,4 +145,18 @@
 		same( $("#encoded").getEncodedText(), "foo>");
 		same( $("#unencoded").getEncodedText(), "foo");
 	});
+
+	test( "closestPageData returns the parent's page data", function() {
+		var pageChild = $( "#page-child" );
+
+		$( "#parent-page" ).data( "page", { foo: "bar" } );
+		same( pageChild.closestPageData().foo, "bar" );
+	});
+
+	test( "closestPageData returns the parent dialog's page data", function() {
+		var dialogChild = $( "#dialog-child" );
+
+		$( "#parent-dialog" ).data( "page", { foo: "bar" } );
+		same( dialogChild.closestPageData().foo, "bar" );
+	});
 })(jQuery);
\ No newline at end of file
diff --git a/tests/unit/core/index.html b/tests/unit/core/index.html
index eefc587c..c253f40f 100644
--- a/tests/unit/core/index.html
+++ b/tests/unit/core/index.html
@@ -35,6 +35,14 @@
   <div id="dependent"></div>
   <div id="encoded">foo&gt;</div>
   <div id="unencoded"><script>foo</script></div>
+
+  <div id="parent-page" data-nstest-role="page">
+    <div id="page-child"></div>
+  </div>
+
+  <div id="parent-dialog" data-nstest-role="dialog">
+    <div id="dialog-child"></div>
+  </div>
 </div>
 </body>
 </html>