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| 1 <!DOCTYPE html> |
| 2 <meta charset="utf-8"> |
| 3 <title>Keygenerator</title> |
| 4 <link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal"> |
| 5 <link rel=help href="http://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#
key-generator-concept"> |
| 6 <link rel=assert title="The current number of a key generator is always set to 1
when the object store for that key generator is first created."> |
| 7 <link rel=assert title="When a key generator is used to generate a new key for a
object store, the key generator's current number is used as the new key value a
nd then the key generator's current number is increased by 1."> |
| 8 <link rel=assert title="When a record is stored in a object store which uses a k
ey generator, and an explicit key is defined, if the key's value is a float grea
ter than or equal to the key generator's current number, then the key generator'
s current number is set to the smallest integer number larger than the explicit
key. Only explicit keys which are float values affect the current number of the
key generator."> |
| 9 <script src="../../../resources/testharness.js"></script> |
| 10 <script src="../../../resources/testharnessreport.js"></script> |
| 11 <script src="support.js"></script> |
| 12 |
| 13 <script> |
| 14 function keygenerator(objects, expected_keys, desc, func) { |
| 15 var db, |
| 16 t = async_test(document.title + " - " + desc); |
| 17 |
| 18 var open_rq = createdb(t); |
| 19 open_rq.onupgradeneeded = function(e) { |
| 20 db = e.target.result; |
| 21 var objStore = db.createObjectStore("store", { keyPath: "id", autoIn
crement: true }); |
| 22 |
| 23 for (var i = 0; i < objects.length; i++) |
| 24 { |
| 25 if (objects[i] === null) |
| 26 objStore.add({}); |
| 27 else |
| 28 objStore.add({ id: objects[i] }); |
| 29 } |
| 30 }; |
| 31 |
| 32 open_rq.onsuccess = function(e) { |
| 33 var actual_keys = [], |
| 34 rq = db.transaction("store") |
| 35 .objectStore("store") |
| 36 .openCursor(); |
| 37 |
| 38 rq.onsuccess = t.step_func(function(e) { |
| 39 var cursor = e.target.result; |
| 40 |
| 41 if (cursor) { |
| 42 actual_keys.push(cursor.key.valueOf()); |
| 43 cursor.continue(); |
| 44 } |
| 45 else { |
| 46 assert_equals(actual_keys.length, expected_keys.length, "arr
ay length"); |
| 47 assert_object_equals(actual_keys, expected_keys, "keygenerat
or array"); |
| 48 |
| 49 t.done(); |
| 50 } |
| 51 }); |
| 52 }; |
| 53 } |
| 54 |
| 55 |
| 56 keygenerator([null, null, null, null], [1, 2, 3, 4], |
| 57 "starts at one, and increments by one"); |
| 58 |
| 59 keygenerator([2, null, 5, null, 6.66, 7], [2, 3, 5, 6, 6.66, 7], |
| 60 "increments by one from last set key"); |
| 61 |
| 62 keygenerator([-10, null, "6", 6.3, [10], -2, 4, null], [-10, -2, 1, 4, 6.3
, 7, "6", [10]], |
| 63 "don't increment when new key is not bigger than current"); |
| 64 |
| 65 </script> |
| 66 |
| 67 <div id="log"></div> |
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Chromium Code Reviews
Issue 560893005:
First checked-in import of the W3C's test suites. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk