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import test from "ava";
import { createdb, initTestIndexedDB } from "./wptsupport.js";
test.before("test DB initialization", initTestIndexedDB);
test("WPT idbcursor-reused.htm", async (t) => {
await new Promise<void>((resolve, reject) => {
var db: any;
var open_rq = createdb(t);
open_rq.onupgradeneeded = function (e: any) {
db = e.target.result;
var os = db.createObjectStore("test");
os.add("data", "k");
os.add("data2", "k2");
};
open_rq.onsuccess = function (e: any) {
var cursor: any;
var count = 0;
var rq = db.transaction("test").objectStore("test").openCursor();
rq.onsuccess = function (e: any) {
switch (count) {
case 0:
cursor = e.target.result;
t.deepEqual(cursor.value, "data", "prerequisite cursor.value");
cursor.custom_cursor_value = 1;
e.target.custom_request_value = 2;
cursor.continue();
break;
case 1:
t.deepEqual(cursor.value, "data2", "prerequisite cursor.value");
t.deepEqual(cursor.custom_cursor_value, 1, "custom cursor value");
t.deepEqual(
e.target.custom_request_value,
2,
"custom request value",
);
cursor.advance(1);
break;
case 2:
t.false(!!e.target.result, "got cursor");
t.deepEqual(cursor.custom_cursor_value, 1, "custom cursor value");
t.deepEqual(
e.target.custom_request_value,
2,
"custom request value",
);
break;
}
count++;
};
rq.transaction.oncomplete = function () {
t.deepEqual(count, 3, "cursor callback runs");
t.deepEqual(
rq.custom_request_value,
2,
"variable placed on old IDBRequest",
);
t.deepEqual(
cursor.custom_cursor_value,
1,
"custom cursor value (transaction.complete)",
);
resolve();
};
};
});
t.pass();
});
|
