src/third_party/WebKit/LayoutTests/imported/web-platform-tests/IndexedDB/idbcursor-direction-objectstore-keyrange.htm

   1 <!DOCTYPE html>
   2 <title>IDBCursor direction - object store 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 record in records which satisfy all of the following requirements'>
   6 <link rel=assert title='If direction is "prev", let found record be the last record in records which satisfy all of the following requirements'>
   7 <link rel=assert title="If range is defined, the record's key is in range.">
   8 <script src="../../../resources/testharness.js"></script>
   9 <script src="../../../resources/testharnessreport.js"></script>
  10 <script src="support.js"></script>
  11
  12 <script>
  13     var records = [ 1337, "Alice", "Bob", "Greg", "Åke", ["Anne"] ];
  14     var directions = ["next", "prev", "nextunique", "prevunique"];
  15     var tests = {};
  16
  17     directions.forEach(function(dir) {
  18         tests[dir] = async_test(document.title + ' - ' + dir);
  19     });
  20
  21     var open_rq = indexedDB.open("testdb-" + new Date().getTime() + Math.random());
  22
  23     open_rq.onupgradeneeded = function(e) {
  24         var objStore = e.target.result.createObjectStore("test");
  25
  26         for (var i = 0; i < records.length; i++)
  27             objStore.add(records[i], records[i]);
  28     };
  29
  30     open_rq.onsuccess = function(e) {
  31         var db = e.target.result;
  32         db.onerror = fail_helper("db.onerror");
  33
  34
  35         // The tests
  36         testdir('next',       ['Alice', 'Bob', 'Greg']);
  37         testdir('prev',       ['Greg', 'Bob', 'Alice']);
  38         testdir('nextunique', ['Alice', 'Bob', 'Greg']);
  39         testdir('prevunique', ['Greg', 'Bob', 'Alice']);
  40
  41
  42         // Test function
  43         function testdir(dir, expect) {
  44             var count = 0;
  45             var t = tests[dir];
  46             var rq = db.transaction("test").objectStore("test").openCursor(IDBKeyRange.bound("AA", "ZZ"), dir);
  47             rq.onsuccess = t.step_func(function(e) {
  48                 var cursor = e.target.result;
  49                 if (!cursor) {
  50                     assert_equals(count, expect.length, "cursor runs");
  51                     t.done();
  52                 }
  53                 assert_equals(cursor.value, expect[count], "cursor.value");
  54                 count++;
  55                 cursor.continue();
  56             });
  57             rq.onerror = t.step_func(function(e) {
  58                 e.preventDefault();
  59                 e.stopPropagation();
  60                 assert_unreached("rq.onerror - " + e.message);
  61             });
  62         }
  63     };
  64
  65     // Fail handling
  66     function fail_helper(name) {
  67         return function() {
  68             directions.forEach(function(dir) {
  69                 tests[dir].step(function() { assert_unreached(name); });
  70             });
  71         };
  72     }
  73     open_rq.onblocked = fail_helper('open_rq.onblocked');
  74     open_rq.onerror = fail_helper('open_rq.onerror');
  75 </script>
  76
  77 <div id=log> </div>