1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
<!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>
function upgrade_func(t, db, tx) {
var objStore = db.createObjectStore("test");
objStore.createIndex("index", "");
objStore.add("data", 1);
objStore.add("data2", 2);
}
indexeddb_test(
upgrade_func,
function(t, db) {
var count = 0;
var rq = db.transaction("test").objectStore("test").index("index").openCursor();
rq.onsuccess = t.step_func(function(e) {
if (!e.target.result) {
assert_equals(count, 2, 'count');
t.done();
return;
}
var cursor = e.target.result;
cursor.advance(1);
// Second try
assert_throws_dom('InvalidStateError',
function() { cursor.advance(1); }, 'second advance');
assert_throws_dom('InvalidStateError',
function() { cursor.advance(3); }, 'third advance');
count++;
});
rq.onerror = t.unreached_func("unexpected error")
},
document.title + " - attempt to call advance twice"
);
indexeddb_test(
upgrade_func,
function(t, db) {
var rq = db.transaction("test").objectStore("test").index("index").openCursor();
rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
assert_throws_js(TypeError,
function() { cursor.advance(document); });
assert_throws_js(TypeError,
function() { cursor.advance({}); });
assert_throws_js(TypeError,
function() { cursor.advance([]); });
assert_throws_js(TypeError,
function() { cursor.advance(""); });
assert_throws_js(TypeError,
function() { cursor.advance("1 2"); });
t.done();
});
rq.onerror = t.unreached_func("unexpected error")
},
document.title + " - pass something other than number"
);
indexeddb_test(
upgrade_func,
function(t, db) {
var rq = db.transaction("test").objectStore("test").index("index").openCursor();
rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
assert_throws_js(TypeError,
function() { cursor.advance(null); });
assert_throws_js(TypeError,
function() { cursor.advance(undefined); });
var myvar = null;
assert_throws_js(TypeError,
function() { cursor.advance(myvar); });
t.done();
});
rq.onerror = t.unreached_func("unexpected error")
},
document.title + " - pass null/undefined"
);
indexeddb_test(
upgrade_func,
function(t, db) {
var rq = db.transaction("test").objectStore("test").index("index").openCursor();
rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
assert_throws_js(TypeError,
function() { cursor.advance(); });
t.done();
});
rq.onerror = t.unreached_func("unexpected error")
},
document.title + " - missing argument"
);
indexeddb_test(
upgrade_func,
function(t, db) {
var rq = db.transaction("test").objectStore("test").index("index").openCursor();
rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
assert_throws_js(TypeError,
function() { cursor.advance(-1); });
assert_throws_js(TypeError,
function() { cursor.advance(NaN); });
assert_throws_js(TypeError,
function() { cursor.advance(0); });
assert_throws_js(TypeError,
function() { cursor.advance(-0); });
assert_throws_js(TypeError,
function() { cursor.advance(Infinity); });
assert_throws_js(TypeError,
function() { cursor.advance(-Infinity); });
var myvar = -999999;
assert_throws_js(TypeError,
function() { cursor.advance(myvar); });
t.done();
});
rq.onerror = t.unreached_func("unexpected error")
},
document.title + " - pass negative numbers"
);
indexeddb_test(
upgrade_func,
function(t, db) {
var count = 0;
var rq = db.transaction("test").objectStore("test").index("index").openCursor();
rq.onsuccess = t.step_func(function(e) {
var cursor = e.target.result;
if (!cursor)
{
assert_equals(count, 2, "count runs");
t.done();
return;
}
assert_throws_js(TypeError,
function() { cursor.advance(0); });
cursor.advance(1);
count++;
});
rq.onerror = t.unreached_func("unexpected error")
},
document.title + " - got value not set on exception"
);
</script>
|
