1 files changed, 51 insertions, 0 deletions
diff --git a/LayoutTests/storage/domstorage/sessionstorage/delete-removal.html b/LayoutTests/storage/domstorage/sessionstorage/delete-removal.html
new file mode 100644
index 0000000..7a4b8d2
--- /dev/null
+++ b/LayoutTests/storage/domstorage/sessionstorage/delete-removal.html
@@ -0,0 +1,51 @@
+<html>
+<head>
+<script src="resources/clearSessionStorage.js"></script>
+<script>
+
+if (window.layoutTestController)
+    layoutTestController.dumpAsText();
+
+function log(a)
+{
+    document.getElementById('logger').appendChild(document.createTextNode(a));
+    document.getElementById('logger').appendChild(document.createElement("br"));
+}
+
+function runTest()
+{
+    if (!window.sessionStorage) {
+        log("window.sessionStorage DOES NOT exist");
+        return;
+    }
+    
+    log("foo (before anything) is: " + sessionStorage.foo);
+    sessionStorage.foo = "bar";
+    log("foo (after a named property setter set) is: " + sessionStorage.foo);
+    delete sessionStorage.foo;
+    log("foo (after a delete) is: " + sessionStorage.foo);
+    sessionStorage["foo"] = "bar";
+    log("foo (after an indexed setter set) is: " + sessionStorage.foo);
+    delete sessionStorage.FOO;
+    log("foo (after deleting FOO (not foo)) is : " + sessionStorage.foo);
+    delete sessionStorage.foo;
+    log("foo (after a delete) is: " + sessionStorage.foo);
+    sessionStorage.setItem("foo", "bar");
+    log("foo (after calling setItem) is: " + sessionStorage.foo);
+    delete sessionStorage.foo;
+    log("foo (after a delete) is: " + sessionStorage.foo);
+    delete sessionStorage.foo;
+    log("foo (after a redundant delete) is: " + sessionStorage.foo);
+    sessionStorage.foo = "bar";
+    log("foo (after a named property setter set) is: " + sessionStorage.foo);
+    delete sessionStorage["foo"];
+    log("foo (after an indexed delete) is: " + sessionStorage.foo);
+}
+
+</script>
+</head>
+<body onload="runTest();">
+This test makes sure that using the syntax `delete sessionStorage.keyName` works as an alias to `sessionStorage.removeItem(keyName).`<br><hr>
+<div id="logger"></div>
+</body>
+</html>