// This runs inside a same-origin sandbox.
// The intent being to show that the data store is the same.
function storeValue() {
function createDB_inner() { var op = indexedDB.open("db");
op.onupgradeneeded = e => { var db = e.target.result;
db.createObjectStore("store");
};
return new Promise(resolve => {
op.onsuccess = e => resolve(e.target.result);
});
}
function add(k, v) {
return createDB_inner().then(db => { var tx = db.transaction("store", "readwrite"); var store = tx.objectStore("store"); var op = store.add(v, k);
return new Promise((resolve, reject) => {
op.onsuccess = e => resolve(e.target.result);
op.onerror = _ => reject(op.error);
tx.onabort = _ => reject(tx.error);
});
});
}
function createDB_outer() { var op = indexedDB.open("db");
op.onupgradeneeded = e => {
ok(false, "upgrade should not be needed"); var db = e.target.result;
db.createObjectStore("store");
};
return new Promise(resolve => {
op.onsuccess = e => resolve(e.target.result);
});
}
function get(k) {
return createDB_outer().then(db => { var tx = db.transaction("store", "readonly"); var store = tx.objectStore("store"); var op = store.get(k);
return new Promise((resolve, reject) => {
op.onsuccess = e => resolve(e.target.result);
op.onerror = _ => reject(op.error);
tx.onabort = _ => reject(tx.error);
});
});
}
function runInSandbox(sandbox, testFunc) {
is(typeof testFunc, "function"); var resolvePromise;
// Step-done is defined in the sandbox and used in the add() function above.
/* global step_done */ var testPromise = new Promise(r => resolvePromise = r);
SpecialPowers.Cu.exportFunction(_ => resolvePromise(), sandbox,
{ defineAs: "step_done" });
SpecialPowers.Cu.evalInSandbox("(" + testFunc.toString() + ")()" + ".then(step_done);", sandbox);
return testPromise;
}
// Use the window principal for the sandbox; location.origin is not sufficient. var sb = new SpecialPowers.Cu.Sandbox(window,
{ wantGlobalProperties: ["indexedDB"] });
sb.ok = SpecialPowers.Cu.exportFunction(ok, sb);
Promise.resolve()
.then(_ => runInSandbox(sb, storeValue))
.then(_ => get("x"))
.then(x => {
ok(x, "a value should be present");
is(x.length, 2);
is(x[0], 10);
is(typeof x[1], "object");
is(Object.keys(x[1]).length, 0);
})
.then(_ => SimpleTest.finish());
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nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit,
noch Qualität der bereit gestellten Informationen zugesichert.
Bemerkung:
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