mozilla-central/testing/web-platform/tests/IndexedDB/idbindex_count.any.js (file symbol)

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// META: global=window,worker
// META: title=IDBIndex.count()
// META: script=resources/support.js
// @author Microsoft <https://www.microsoft.com>
// @author Odin Hørthe Omdal <mailto:odinho@opera.com>
// @author Intel <http://www.intel.com>
'use_strict';
async_test(t => {
let db;
const open_rq = createdb(t);
open_rq.onupgradeneeded = function(e) {
db = e.target.result;
const store = db.createObjectStore("store", { autoIncrement: true });
store.createIndex("index", "indexedProperty");
for (let i = 0; i < 10; i++) {
store.add({ indexedProperty: "data" + i });
}
};
open_rq.onsuccess = function(e) {
const rq = db.transaction("store", "readonly", { durability: 'relaxed' })
.objectStore("store")
.index("index")
.count();
rq.onsuccess = t.step_func(function(e) {
assert_equals(e.target.result, 10);
t.done();
});
};
}, 'count() returns the number of records in the index');
async_test(t => {
let db;
const open_rq = createdb(t);
open_rq.onupgradeneeded = function(e) {
db = e.target.result;
const store = db.createObjectStore("store", { autoIncrement: true });
store.createIndex("index", "indexedProperty");
for (let i = 0; i < 10; i++) {
store.add({ indexedProperty: "data" + i });
}
};
open_rq.onsuccess = function(e) {
const rq = db.transaction("store", "readonly", { durability: 'relaxed' })
.objectStore("store")
.index("index")
.count(IDBKeyRange.bound('data0', 'data4'));
rq.onsuccess = t.step_func(function(e) {
assert_equals(e.target.result, 5);
t.done();
});
};
}, 'count() returns the number of records that have keys within the range');
async_test(t => {
let db;
const open_rq = createdb(t);
open_rq.onupgradeneeded = function(e) {
db = e.target.result;
const store = db.createObjectStore("store", { autoIncrement: true });
store.createIndex("myindex", "idx");
for (let i = 0; i < 10; i++)
store.add({ idx: "data_" + (i%2) });
store.index("myindex").count("data_0").onsuccess = t.step_func(function(e) {
assert_equals(e.target.result, 5, "count(data_0)");
t.done();
});
};
}, 'count() returns the number of records that have keys with the key');
async_test(t => {
let db;
const open_rq = createdb(t);
open_rq.onupgradeneeded = function(e) {
db = e.target.result;
const store = db.createObjectStore("store", { autoIncrement: true });
store.createIndex("index", "indexedProperty");
for (let i = 0; i < 10; i++) {
store.add({ indexedProperty: "data" + i });
}
};
open_rq.onsuccess = function(e) {
const index = db.transaction("store", "readonly", { durability: 'relaxed' })
.objectStore("store")
.index("index");
assert_throws_dom("DataError", function () {
index.count(NaN);
});
t.done();
};
}, 'count() throws DataError when using invalid key');