transaction-lifetime-empty.any.js

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// META: title=IndexedDB: Commit ordering of empty transactions

// META: global=window,worker

// META: script=resources/support.js

'use strict';

// Call with a test object and array of expected values. Returns a

// function to call with each actual value. Once the expected number

// of values is seen, asserts that the value orders match and completes

// the test.

function expect(t, expected) {

  let results = [];

  return result => {

    results.push(result);

    if (results.length === expected.length) {

      assert_array_equals(results, expected);

      t.done();

};

indexeddb_test(

    (t, db) => {

      db.createObjectStore('store');

},

    (t, db) => {

      let saw = expect(t, [

        'rq1.onsuccess', 'rq2.onsuccess', 'tx1.oncomplete', 'tx2.oncomplete'

]);

      let tx1 = db.transaction('store', 'readwrite');

      tx1.onabort = t.unreached_func('transaction should commit');

      tx1.oncomplete = t.step_func(() => saw('tx1.oncomplete'));

      let store = tx1.objectStore('store');

      let rq1 = store.put('a', 1);

      rq1.onerror = t.unreached_func('put should succeed');

      rq1.onsuccess = t.step_func(() => {

        saw('rq1.onsuccess');

        let tx2 = db.transaction('store', 'readonly');

        tx2.onabort = t.unreached_func('transaction should commit');

        tx2.oncomplete = t.step_func(() => saw('tx2.oncomplete'));

        let rq2 = store.put('b', 2);

        rq2.onsuccess = t.step_func(() => saw('rq2.onsuccess'));

        rq2.onerror = t.unreached_func('request should succeed');

});

},

    'Transactions without requests complete in the expected order');

indexeddb_test(

    (t, db) => {

      db.createObjectStore('store');

},

    (t, db) => {

      let saw = expect(t, [

        'rq1.onsuccess', 'rq2.onsuccess', 'tx1.oncomplete', 'tx2.oncomplete',

        'tx3.oncomplete'

]);

      let tx1 = db.transaction('store', 'readwrite');

      tx1.onabort = t.unreached_func('transaction should commit');

      tx1.oncomplete = t.step_func(() => saw('tx1.oncomplete'));

      let store = tx1.objectStore('store');

      let rq1 = store.put('a', 1);

      rq1.onerror = t.unreached_func('put should succeed');

      rq1.onsuccess = t.step_func(() => {

        saw('rq1.onsuccess');

        let tx2 = db.transaction('store', 'readonly');

        tx2.onabort = t.unreached_func('transaction should commit');

        tx2.oncomplete = t.step_func(() => saw('tx2.oncomplete'));

        let tx3 = db.transaction('store', 'readonly');

        tx3.onabort = t.unreached_func('transaction should commit');

        tx3.oncomplete = t.step_func(() => saw('tx3.oncomplete'));

        let rq2 = store.put('b', 2);

        rq2.onsuccess = t.step_func(() => saw('rq2.onsuccess'));

        rq2.onerror = t.unreached_func('request should succeed');

});

},

    'Multiple transactions without requests complete in the expected order');