| <!DOCTYPE html> |
| <title>IDBObjectStore.openKeyCursor()</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| function store_test(func, name) { |
| async_test(function(t) { |
| var del = indexedDB.deleteDatabase(name); |
| del.onerror = t.unreached_func("deleteDatabase failed"); |
| var open = indexedDB.open(name); |
| open.onupgradeneeded = t.step_func(function() { |
| var db = open.result; |
| var store = db.createObjectStore("store"); |
| for (var i = 0; i < 10; ++i) { |
| store.put("value: " + i, i); |
| } |
| }); |
| |
| open.onsuccess = t.step_func(function() { |
| var db = open.result; |
| var tx = db.transaction("store"); |
| 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("DataError", function() { store.openKeyCursor(NaN); }, |
| "openKeyCursor should throw on invalid number key"); |
| assert_throws("DataError", function() { store.openKeyCursor(new Date(NaN)); }, |
| "openKeyCursor should throw on invalid date key"); |
| assert_throws("DataError", function() { |
| var cycle = []; |
| cycle.push(cycle); |
| store.openKeyCursor(cycle); |
| }, "openKeyCursor should throw on invalid array key"); |
| assert_throws("DataError", function() { store.openKeyCursor({}); }, |
| "openKeyCursor should throw on invalid key type"); |
| setTimeout(t.step_func(function() { |
| assert_throws("TransactionInactiveError", function() { store.openKeyCursor(); }, |
| "openKeyCursor should throw if transaction is inactive"); |
| t.done(); |
| }), 0); |
| |
| }, "IDBObjectStore.openKeyCursor() - invalid inputs"); |
| </script> |
