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// Copyright 2018-2024 the Deno authors. All rights reserved. MIT license.
// deno-lint-ignore-file no-explicit-any
import { assert, assertEquals, assertThrows } from "./test_util.ts";
Deno.test({ permissions: "none" }, function webStoragesReassignable() {
// Can reassign to web storages
globalThis.localStorage = 1 as any;
globalThis.sessionStorage = 1 as any;
// The actual values don't change
assert(globalThis.localStorage instanceof globalThis.Storage);
assert(globalThis.sessionStorage instanceof globalThis.Storage);
});
Deno.test(function webstorageSizeLimit() {
localStorage.clear();
assertThrows(
() => {
localStorage.setItem("k", "v".repeat(15 * 1024 * 1024));
},
Error,
"Exceeded maximum storage size",
);
assertEquals(localStorage.getItem("k"), null);
assertThrows(
() => {
localStorage.setItem("k".repeat(15 * 1024 * 1024), "v");
},
Error,
"Exceeded maximum storage size",
);
assertThrows(
() => {
localStorage.setItem(
"k".repeat(5 * 1024 * 1024),
"v".repeat(5 * 1024 * 1024),
);
},
Error,
"Exceeded maximum storage size",
);
});
Deno.test(function webstorageProxy() {
localStorage.clear();
localStorage.foo = "foo";
assertEquals(localStorage.foo, "foo");
const symbol = Symbol("bar");
localStorage[symbol as any] = "bar";
assertEquals(localStorage[symbol as any], "bar");
assertEquals(symbol in localStorage, true);
});
Deno.test(function webstorageGetOwnPropertyDescriptorSymbol() {
localStorage.clear();
Object.getOwnPropertyDescriptor(localStorage, Symbol("foo"));
});
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