| <!DOCTYPE html> |
| <title>IDBCursor.advance() - invalid</title> |
| <link rel="author" href="mailto:odinho@opera.com" title="Odin Hørthe Omdal"> |
| <link rel=help href="http://dvcs.w3.org/hg/IndexedDB/raw-file/tip/Overview.html#widl-IDBCursor-advance-void-unsigned-long-count"> |
| <link rel=assert title="If the value for count is 0 (zero) or a negative number, this method must throw a JavaScript TypeError exception."> |
| <link rel=assert title="TypeError The value passed into the count parameter was zero or a negative number."> |
| <link rel=assert title="InvalidStateError The cursor is currently being iterated, or has iterated past its end."> |
| <link rel=assert title="Calling this method more than once before new cursor data has been loaded is not allowed and results in a DOMException of type InvalidStateError being thrown. For example, calling advance() twice from the same onsuccess handler results in a DOMException of type InvalidStateError being thrown on the second call."> |
| <link rel=assert title="Before this method returns, unless an exception was thrown, it sets the got value flag on the cursor to false."> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <script src="support.js"></script> |
| |
| <script> |
| |
| var db, open; |
| |
| setup(function() { |
| open = indexedDB.open('testdb-' + new Date().getTime()); |
| open.onupgradeneeded = function(e) { |
| db = e.target.result; |
| var objStore = db.createObjectStore("test"); |
| objStore.createIndex("index", ""); |
| |
| objStore.add("data", 1); |
| objStore.add("data2", 2); |
| }; |
| }, |
| { explicit_done: true }); |
| |
| |
| open.onsuccess = function() { |
| |
| async_test(document.title + " - attempt to call advance twice").step(function(e) { |
| var count = 0; |
| var rq = db.transaction("test").objectStore("test").index("index").openCursor(); |
| |
| rq.onsuccess = this.step_func(function(e) { |
| if (!e.target.result) { |
| assert_equals(count, 2, 'count'); |
| this.done(); |
| return; |
| } |
| var cursor = e.target.result; |
| |
| cursor.advance(1); |
| |
| // Second try |
| assert_throws('InvalidStateError', |
| function() { cursor.advance(1); }, 'second advance'); |
| |
| assert_throws('InvalidStateError', |
| function() { cursor.advance(3); }, 'third advance'); |
| |
| count++; |
| }); |
| rq.onerror = fail(this, "unexpected error") |
| }); |
| |
| |
| async_test(document.title + " - pass something other than number").step(function(e) { |
| var rq = db.transaction("test").objectStore("test").index("index").openCursor(); |
| |
| rq.onsuccess = this.step_func(function(e) { |
| var cursor = e.target.result; |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(document); }); |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance({}); }); |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance([]); }); |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(""); }); |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance("1 2"); }); |
| |
| this.done(); |
| }); |
| rq.onerror = fail(this, "unexpected error") |
| }); |
| |
| |
| async_test(document.title + " - pass null/undefined").step(function(e) { |
| var rq = db.transaction("test").objectStore("test").index("index").openCursor(); |
| |
| rq.onsuccess = this.step_func(function(e) { |
| var cursor = e.target.result; |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(null); }); |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(undefined); }); |
| |
| var myvar = null; |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(myvar); }); |
| |
| this.done(); |
| }); |
| rq.onerror = fail(this, "unexpected error") |
| }); |
| |
| |
| async_test(document.title + " - missing argument").step(function(e) { |
| var rq = db.transaction("test").objectStore("test").index("index").openCursor(); |
| |
| rq.onsuccess = this.step_func(function(e) { |
| var cursor = e.target.result; |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(); }); |
| |
| this.done(); |
| }); |
| rq.onerror = fail(this, "unexpected error") |
| }); |
| |
| |
| async_test(document.title + " - pass negative numbers").step(function(e) { |
| var rq = db.transaction("test").objectStore("test").index("index").openCursor(); |
| |
| rq.onsuccess = this.step_func(function(e) { |
| var cursor = e.target.result; |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(-1); }); |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(NaN); }); |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(0); }); |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(-0); }); |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(Infinity); }); |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(-Infinity); }); |
| |
| var myvar = -999999; |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(myvar); }); |
| |
| this.done(); |
| }); |
| rq.onerror = fail(this, "unexpected error") |
| }); |
| |
| |
| async_test(document.title + " - got value not set on exception").step(function(e) { |
| var count = 0; |
| var rq = db.transaction("test").objectStore("test").index("index").openCursor(); |
| |
| rq.onsuccess = this.step_func(function(e) { |
| var cursor = e.target.result; |
| if (!cursor) |
| { |
| assert_equals(count, 2, "count runs"); |
| this.done(); |
| return; |
| } |
| |
| assert_throws({ name: "TypeError" }, |
| function() { cursor.advance(0); }); |
| |
| cursor.advance(1); |
| count++; |
| }); |
| rq.onerror = fail(this, "unexpected error") |
| }); |
| |
| |
| // Stop blocking the testing system from hereon |
| done(); |
| } |
| |
| </script> |
| |
| <div id=log></div> |
