tor-browser

The Tor Browser
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idbindex-cross-realm-methods.html (3187B)

      1 <!DOCTYPE html>
      2 <meta charset=utf-8>
      3 <title>Cross-realm IDBIndex methods from detached iframe work as expected</title>
      4 <script src=/resources/testharness.js></script>
      5 <script src=/resources/testharnessreport.js></script>
      6 <script src=resources/support.js></script>
      7 
      8 <body>
      9 <script>
     10 "use strict";
     11 const INDEX_LOWER = 1000;
     12 const INDEX_UPPER = 1001;
     13 const INDEX_RANGE = IDBKeyRange.bound(INDEX_LOWER, INDEX_UPPER);
     14 
     15 const testCases = [
     16    {
     17        methodName: "get",
     18        arguments: [INDEX_LOWER],
     19        validateResult: e => {
     20            assert_equals(e.target.result.indexedKey, INDEX_LOWER);
     21        },
     22    },
     23    {
     24        methodName: "getKey",
     25        arguments: [INDEX_UPPER],
     26        validateResult: e => {
     27            assert_equals(e.target.result, INDEX_UPPER);
     28        },
     29    },
     30    {
     31        methodName: "getAll",
     32        arguments: [INDEX_RANGE],
     33        validateResult: e => {
     34            assert_array_equals(e.target.result.map(v => v.indexedKey), [INDEX_LOWER, INDEX_UPPER]);
     35        },
     36    },
     37    {
     38        methodName: "getAllKeys",
     39        arguments: [INDEX_RANGE],
     40        validateResult: e => {
     41            assert_array_equals(e.target.result, [INDEX_LOWER, INDEX_UPPER]);
     42        },
     43    },
     44    {
     45        methodName: "count",
     46        arguments: [INDEX_RANGE],
     47        validateResult: e => {
     48            assert_equals(e.target.result, 2);
     49        },
     50    },
     51    {
     52        methodName: "openCursor",
     53        arguments: [],
     54        validateResult: e => {
     55            const cursor = e.target.result;
     56            assert_true(cursor instanceof IDBCursor);
     57            assert_equals(cursor.value.indexedKey, INDEX_LOWER);
     58        },
     59    },
     60    {
     61        methodName: "openKeyCursor",
     62        arguments: [],
     63        validateResult: e => {
     64            const cursor = e.target.result;
     65            assert_true(cursor instanceof IDBCursor);
     66            assert_equals(cursor.key, INDEX_LOWER);
     67        },
     68    },
     69 ];
     70 
     71 for (const testCase of testCases) {
     72    async_test(t => {
     73        const iframe = document.createElement("iframe");
     74        iframe.onload = t.step_func(() => {
     75            const method = iframe.contentWindow.IDBIndex.prototype[testCase.methodName];
     76            iframe.remove();
     77 
     78            let db;
     79            const open_rq = createdb(t);
     80            open_rq.onupgradeneeded = t.step_func(e => {
     81                db = e.target.result;
     82                const objectStore = db.createObjectStore("store");
     83                objectStore.createIndex("index", "indexedKey");
     84                objectStore.add({ indexedKey: INDEX_LOWER }, INDEX_LOWER);
     85                objectStore.add({ indexedKey: INDEX_UPPER }, INDEX_UPPER);
     86            });
     87 
     88            open_rq.onsuccess = t.step_func(() => {
     89                const index = db.transaction("store", "readonly").objectStore("store").index("index");
     90                const rq = method.call(index, ...testCase.arguments);
     91                rq.onsuccess = t.step_func_done(e => {
     92                    testCase.validateResult(e);
     93                });
     94            });
     95        });
     96        document.body.append(iframe);
     97    }, `Cross-realm IDBIndex::${testCase.methodName}() method from detached <iframe> works as expected`);
     98 }
     99 </script>