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1 <!DOCTYPE html> | |
2 <title>IDBCursor direction - index with keyrange</title> | |
3 <link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal"> | |
4 <link rel=help href="http://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#
cursor-iteration-operation"> | |
5 <link rel=assert title='If direction is "next", let found record be the first re
cord in records which satisfy all of the following requirements'> | |
6 <link rel=assert title="If position is defined, and source is an index, the reco
rd's key is equal to position and the record's value is greater than object stor
e position or the record's key is greater than position."> | |
7 <link rel=assert title='If direction is "prev", let found record be the last rec
ord in records which satisfy all of the following requirements'> | |
8 <link rel=assert title="If position is defined, and source is an index, the reco
rd's key is equal to position and the record's value is less than object store p
osition or the record's key is less than position."> | |
9 <link rel=assert title="If range is defined, the record's key is in range."> | |
10 <link rel=assert title="If temp record is defined, let found record be the first
record in records whose key is equal to temp record's key."> | |
11 <link rel=assert title="records is always sorted in ascending key order. In the
case of source being an index, records is secondarily sorted in ascending value
order."> | |
12 <script src="../../../resources/testharness.js"></script> | |
13 <script src="../../../resources/testharnessreport.js"></script> | |
14 <script src="support.js"></script> | |
15 | |
16 <script> | |
17 var records = [ 1337, "Alice", "Bob", "Bob", "Greg", "Åke", ["Anne"] ]; | |
18 var directions = ["next", "prev", "nextunique", "prevunique"]; | |
19 var tests = {}; | |
20 | |
21 directions.forEach(function(dir) { | |
22 tests[dir] = async_test(document.title + ' - ' + dir); | |
23 }); | |
24 | |
25 var open_rq = indexedDB.open("testdb-" + new Date().getTime() + Math.random(
)); | |
26 | |
27 open_rq.onupgradeneeded = function(e) { | |
28 var objStore = e.target.result.createObjectStore("test"); | |
29 objStore.createIndex("idx", "name"); | |
30 | |
31 for (var i = 0; i < records.length; i++) | |
32 objStore.add({ name: records[i] }, i); | |
33 }; | |
34 | |
35 open_rq.onsuccess = function(e) { | |
36 var db = e.target.result; | |
37 db.onerror = fail_helper("db.onerror"); | |
38 | |
39 | |
40 // The tests | |
41 testdir('next', ['Alice:1', 'Bob:2', 'Bob:3', 'Greg:4']); | |
42 testdir('prev', ['Greg:4', 'Bob:3', 'Bob:2', 'Alice:1']); | |
43 testdir('nextunique', ['Alice:1', 'Bob:2', 'Greg:4']); | |
44 testdir('prevunique', ['Greg:4', 'Bob:2', 'Alice:1']); | |
45 | |
46 | |
47 // Test function | |
48 function testdir(dir, expect) { | |
49 var count = 0; | |
50 var t = tests[dir]; | |
51 var rq = db.transaction("test").objectStore("test").index("idx").ope
nCursor(IDBKeyRange.bound("AA", "ZZ"), dir); | |
52 rq.onsuccess = t.step_func(function(e) { | |
53 var cursor = e.target.result; | |
54 if (!cursor) { | |
55 assert_equals(count, expect.length, "cursor runs"); | |
56 t.done(); | |
57 } | |
58 assert_equals(cursor.value.name + ":" + cursor.primaryKey, expec
t[count], "cursor.value"); | |
59 count++; | |
60 cursor.continue(); | |
61 }); | |
62 rq.onerror = t.step_func(function(e) { | |
63 e.preventDefault(); | |
64 e.stopPropagation(); | |
65 assert_unreached("rq.onerror - " + e.message); | |
66 }); | |
67 } | |
68 }; | |
69 | |
70 // Fail handling | |
71 function fail_helper(name) { | |
72 return function() { | |
73 directions.forEach(function(dir) { | |
74 tests[dir].step(function() { assert_unreached(name); }); | |
75 }); | |
76 }; | |
77 } | |
78 open_rq.onblocked = fail_helper('open_rq.onblocked'); | |
79 open_rq.onerror = fail_helper('open_rq.onerror'); | |
80 </script> | |
81 | |
82 <div id=log> </div> | |
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