https://github.com/web-platform-tests/wpt
Tip revision: 7cb0d28a36927eb21b7984a80c6629969634a1e2 authored by moz-wptsync-bot on 13 March 2018, 19:13:50 UTC
Performance.measure(name) should not throw if name is one of the readonly attribute of the Performance interface,
Performance.measure(name) should not throw if name is one of the readonly attribute of the Performance interface,
Tip revision: 7cb0d28
nested-cloning-common.js
'use strict';
// Should be large enough to trigger large value handling in the IndexedDB
// engines that have special code paths for large values.
const wrapThreshold = 128 * 1024;
// Returns an IndexedDB value created from a descriptor.
//
// See the bottom of the file for descriptor samples.
function createValue(descriptor) {
if (typeof(descriptor) != 'object')
return descriptor;
if (Array.isArray(descriptor))
return descriptor.map((element) => createValue(element));
if (!descriptor.hasOwnProperty('type')) {
const value = {};
for (let property of Object.getOwnPropertyNames(descriptor))
value[property] = createValue(descriptor[property]);
return value;
}
switch (descriptor.type) {
case 'blob':
return new Blob(
[largeValue(descriptor.size, descriptor.seed)],
{ type: descriptor.mimeType });
case 'buffer':
return largeValue(descriptor.size, descriptor.seed);
}
}
// Checks an IndexedDB value against a descriptor.
//
// Returns a Promise that resolves if the value passes the check.
//
// See the bottom of the file for descriptor samples.
function checkValue(testCase, value, descriptor) {
if (typeof(descriptor) != 'object') {
assert_equals(
descriptor, value,
'IndexedDB result should match put() argument');
return Promise.resolve();
}
if (Array.isArray(descriptor)) {
assert_true(
Array.isArray(value),
'IndexedDB result type should match put() argument');
assert_equals(
descriptor.length, value.length,
'IndexedDB result array size should match put() argument');
const subChecks = [];
for (let i = 0; i < descriptor.length; ++i)
subChecks.push(checkValue(testCase, value[i], descriptor[i]));
return Promise.all(subChecks);
}
if (!descriptor.hasOwnProperty('type')) {
assert_array_equals(
Object.getOwnPropertyNames(value).sort(),
Object.getOwnPropertyNames(descriptor).sort(),
'IndexedDB result object properties should match put() argument');
const subChecks = [];
return Promise.all(Object.getOwnPropertyNames(descriptor).map(property =>
checkValue(testCase, value[property], descriptor[property])));
}
switch (descriptor.type) {
case 'blob':
assert_class_string(
value, 'Blob',
'IndexedDB result class should match put() argument');
assert_equals(
descriptor.mimeType, value.type,
'IndexedDB result Blob MIME type should match put() argument');
assert_equals(descriptor.size, value.size, 'incorrect Blob size');
return new Promise((resolve, reject) => {
const reader = new FileReader();
reader.onloadend = testCase.step_func(() => {
if (reader.error) {
reject(reader.error);
return;
}
const view = new Uint8Array(reader.result);
assert_equals(
view.join(','),
largeValue(descriptor.size, descriptor.seed).join(','),
'IndexedDB result Blob content should match put() argument');
resolve();
});
reader.readAsArrayBuffer(value);
});
case 'buffer':
assert_class_string(
value, 'Uint8Array',
'IndexedDB result type should match put() argument');
assert_equals(
value.join(','),
largeValue(descriptor.size, descriptor.seed).join(','),
'IndexedDB result typed array content should match put() argument');
return Promise.resolve();
}
}
function cloningTestInternal(label, valueDescriptors, options) {
promise_test(testCase => {
return createDatabase(testCase, (database, transaction) => {
let store;
if (options.useKeyGenerator) {
store = database.createObjectStore(
'test-store', { keyPath: 'primaryKey', autoIncrement: true });
} else {
store = database.createObjectStore('test-store');
}
for (let i = 0; i < valueDescriptors.length; ++i) {
if (options.useKeyGenerator) {
store.put(createValue(valueDescriptors[i]));
} else {
store.put(createValue(valueDescriptors[i]), i + 1);
}
}
}).then(database => {
const transaction = database.transaction(['test-store'], 'readonly');
const store = transaction.objectStore('test-store');
const subChecks = [];
let resultIndex = 0;
for (let i = 0; i < valueDescriptors.length; ++i) {
subChecks.push(new Promise((resolve, reject) => {
const requestIndex = i;
const primaryKey = requestIndex + 1;
const request = store.get(primaryKey);
request.onerror =
testCase.step_func(() => { reject(request.error); });
request.onsuccess = testCase.step_func(() => {
assert_equals(
resultIndex, requestIndex,
'IDBRequest success events should be fired in request order');
++resultIndex;
const result = request.result;
if (options.useKeyGenerator) {
assert_equals(
result.primaryKey, primaryKey,
'IndexedDB result should have auto-incremented primary key');
delete result.primaryKey;
}
resolve(checkValue(
testCase, result, valueDescriptors[requestIndex]));
});
}));
}
subChecks.push(new Promise((resolve, reject) => {
const requestIndex = valueDescriptors.length;
const request = store.getAll();
request.onerror =
testCase.step_func(() => { reject(request.error); });
request.onsuccess = testCase.step_func(() => {
assert_equals(
resultIndex, requestIndex,
'IDBRequest success events should be fired in request order');
++resultIndex;
const result = request.result;
if (options.useKeyGenerator) {
for (let i = 0; i < valueDescriptors.length; ++i) {
const primaryKey = i + 1;
assert_equals(
result[i].primaryKey, primaryKey,
'IndexedDB result should have auto-incremented primary key');
delete result[i].primaryKey;
}
}
resolve(checkValue(testCase, result, valueDescriptors));
});
}));
return Promise.all(subChecks);
});
}, label);
}
// Performs a series of put()s and verifies that get()s and getAll() match.
//
// Each element of the valueDescriptors array is fed into createValue(), and the
// resulting value is written to IndexedDB via a put() request. After the writes
// complete, the values are read in the same order in which they were written.
// Last, all the results are read one more time via a getAll().
//
// The test verifies that the get() / getAll() results match the arguments to
// put() and that the order in which the get() result events are fired matches
// the order of the get() requests.
function cloningTest(label, valueDescriptors) {
cloningTestInternal(label, valueDescriptors, { useKeyGenerator: false });
}
// cloningTest, with coverage for key generators.
//
// This creates two tests. One test performs a series of put()s and verifies
// that get()s and getAll() match, exactly like cloningTestWithoutKeyGenerator.
// The other test performs the same put()s in an object store with a key
// generator, and checks that the key generator works properly.
function cloningTestWithKeyGenerator(label, valueDescriptors) {
cloningTestInternal(label, valueDescriptors, { useKeyGenerator: false });
cloningTestInternal(
label + " with key generator", valueDescriptors,
{ useKeyGenerator: true });
}