idbobjectstore_openKeyCursor.htm

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This test has a WPT meta file that expects 3 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /IndexedDB/idbobjectstore_openKeyCursor.htm - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>IDBObjectStore.openKeyCursor()</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="resources/support.js"></script>

<script>

function store_test(func, name) {

  indexeddb_test(

    function(t, db, tx) {

      var store = db.createObjectStore("store");

      for (var i = 0; i < 10; ++i) {

        store.put("value: " + i, i);

},

    function(t, db) {

      var tx = db.transaction("store", "readonly", {durability: 'relaxed'});

      var store = tx.objectStore("store");

      func(t, db, tx, store);

    }, name);

store_test(function(t, db, tx, store) {

    var expected = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];

    var actual = [];

    var request = store.openKeyCursor();

    request.onsuccess = t.step_func(function() {

        var cursor = request.result;

        if (!cursor)

            return;

        assert_equals(cursor.direction, "next");

        assert_false("value" in cursor);

        assert_equals(indexedDB.cmp(cursor.key, cursor.primaryKey), 0);

        actual.push(cursor.key);

        cursor.continue();

});

    tx.onabort = t.unreached_func("transaction aborted");

    tx.oncomplete = t.step_func(function() {

        assert_array_equals(expected, actual, "keys should match");

        t.done();

});

}, "IDBObjectStore.openKeyCursor() - forward iteration");

store_test(function(t, db, tx, store) {

    var expected = [9, 8, 7, 6, 5, 4, 3, 2, 1, 0];

    var actual = [];

    var request = store.openKeyCursor(null, "prev");

    request.onsuccess = t.step_func(function() {

        var cursor = request.result;

        if (!cursor)

            return;

        assert_equals(cursor.direction, "prev");

        assert_false("value" in cursor);

        assert_equals(indexedDB.cmp(cursor.key, cursor.primaryKey), 0);

        actual.push(cursor.key);

        cursor.continue();

});

    tx.onabort = t.unreached_func("transaction aborted");

    tx.oncomplete = t.step_func(function() {

        assert_array_equals(expected, actual, "keys should match");

        t.done();

});

}, "IDBObjectStore.openKeyCursor() - reverse iteration");

store_test(function(t, db, tx, store) {

    var expected = [4, 5, 6];

    var actual = [];

    var request = store.openKeyCursor(IDBKeyRange.bound(4, 6));

    request.onsuccess = t.step_func(function() {

        var cursor = request.result;

        if (!cursor)

            return;

        assert_equals(cursor.direction, "next");

        assert_false("value" in cursor);

        assert_equals(indexedDB.cmp(cursor.key, cursor.primaryKey), 0);

        actual.push(cursor.key);

        cursor.continue();

});

    tx.onabort = t.unreached_func("transaction aborted");

    tx.oncomplete = t.step_func(function() {

        assert_array_equals(expected, actual, "keys should match");

        t.done();

});

}, "IDBObjectStore.openKeyCursor() - forward iteration with range");

store_test(function(t, db, tx, store) {

    var expected = [6, 5, 4];

    var actual = [];

    var request = store.openKeyCursor(IDBKeyRange.bound(4, 6), "prev");

    request.onsuccess = t.step_func(function() {

        var cursor = request.result;

        if (!cursor)

            return;

        assert_equals(cursor.direction, "prev");

        assert_false("value" in cursor);

        assert_equals(indexedDB.cmp(cursor.key, cursor.primaryKey), 0);

        actual.push(cursor.key);

        cursor.continue();

});

    tx.onabort = t.unreached_func("transaction aborted");

    tx.oncomplete = t.step_func(function() {

        assert_array_equals(expected, actual, "keys should match");

        t.done();

});

}, "IDBObjectStore.openKeyCursor() - reverse iteration with range");

store_test(function(t, db, tx, store) {

    assert_throws_dom("DataError", function() { store.openKeyCursor(NaN); },

        "openKeyCursor should throw on invalid number key");

    assert_throws_dom("DataError", function() { store.openKeyCursor(new Date(NaN)); },

        "openKeyCursor should throw on invalid date key");

    assert_throws_dom("DataError", function() {

        var cycle = [];

        cycle.push(cycle);

        store.openKeyCursor(cycle);

    }, "openKeyCursor should throw on invalid array key");

    assert_throws_dom("DataError", function() { store.openKeyCursor({}); },

        "openKeyCursor should throw on invalid key type");

    setTimeout(t.step_func(function() {

        assert_throws_dom("TransactionInactiveError", function() { store.openKeyCursor(); },

            "openKeyCursor should throw if transaction is inactive");

        t.done();

    }), 0);

}, "IDBObjectStore.openKeyCursor() - invalid inputs");

</script>