gecko-dev/dom/indexedDB/test/unit/test_remove_index.js

59 строки
1.9 KiB
JavaScript

/**
* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/
*/
var testGenerator = testSteps();
function testSteps()
{
const name = this.window ? window.location.pathname : "Splendid Test";
const indexName = "My Test Index";
let request = indexedDB.open(name, 1);
request.onerror = errorHandler;
request.onupgradeneeded = grabEventAndContinueHandler;
let event = yield undefined;
let db = event.target.result;
is(db.objectStoreNames.length, 0, "Correct objectStoreNames list");
let objectStore = db.createObjectStore("test store", { keyPath: "foo" });
is(db.objectStoreNames.length, 1, "Correct objectStoreNames list");
is(db.objectStoreNames.item(0), objectStore.name, "Correct name");
is(objectStore.indexNames.length, 0, "Correct indexNames list");
let index = objectStore.createIndex(indexName, "foo");
is(objectStore.indexNames.length, 1, "Correct indexNames list");
is(objectStore.indexNames.item(0), indexName, "Correct name");
is(objectStore.index(indexName), index, "Correct instance");
objectStore.deleteIndex(indexName);
is(objectStore.indexNames.length, 0, "Correct indexNames list");
try {
objectStore.index(indexName);
ok(false, "should have thrown");
}
catch(ex) {
ok(ex instanceof DOMException, "Got a DOMException");
is(ex.name, "NotFoundError", "expect a NotFoundError");
is(ex.code, DOMException.NOT_FOUND_ERR, "expect a NOT_FOUND_ERR");
}
let index2 = objectStore.createIndex(indexName, "foo");
isnot(index, index2, "New instance should be created");
is(objectStore.indexNames.length, 1, "Correct recreacted indexNames list");
is(objectStore.indexNames.item(0), indexName, "Correct recreacted name");
is(objectStore.index(indexName), index2, "Correct instance");
event.target.transaction.oncomplete = grabEventAndContinueHandler;
event = yield undefined;
finishTest();
yield undefined;
}