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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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