signal-desktop/ts/test-both/ContactsParser_test.ts
2021-07-09 12:36:10 -07:00

126 lines
4 KiB
TypeScript

// Copyright 2015-2021 Signal Messenger, LLC
// SPDX-License-Identifier: AGPL-3.0-only
import { assert } from 'chai';
import { Writer } from 'protobufjs';
import * as Bytes from '../Bytes';
import { typedArrayToArrayBuffer } from '../Crypto';
import { SignalService as Proto } from '../protobuf';
import { ContactBuffer, GroupBuffer } from '../textsecure/ContactsParser';
describe('ContactsParser', () => {
function generateAvatar(): Uint8Array {
const result = new Uint8Array(255);
for (let i = 0; i < result.length; i += 1) {
result[i] = i;
}
return result;
}
describe('ContactBuffer', () => {
function getTestBuffer(): ArrayBuffer {
const avatarBuffer = generateAvatar();
const contactInfoBuffer = Proto.ContactDetails.encode({
name: 'Zero Cool',
number: '+10000000000',
uuid: '7198E1BD-1293-452A-A098-F982FF201902',
avatar: { contentType: 'image/jpeg', length: avatarBuffer.length },
}).finish();
const writer = new Writer();
writer.bytes(contactInfoBuffer);
const prefixedContact = writer.finish();
const chunks: Array<Uint8Array> = [];
for (let i = 0; i < 3; i += 1) {
chunks.push(prefixedContact);
chunks.push(avatarBuffer);
}
return typedArrayToArrayBuffer(Bytes.concatenate(chunks));
}
it('parses an array buffer of contacts', () => {
const arrayBuffer = getTestBuffer();
const contactBuffer = new ContactBuffer(arrayBuffer);
let contact = contactBuffer.next();
let count = 0;
while (contact !== undefined) {
count += 1;
assert.strictEqual(contact.name, 'Zero Cool');
assert.strictEqual(contact.number, '+10000000000');
assert.strictEqual(
contact.uuid,
'7198e1bd-1293-452a-a098-f982ff201902'
);
assert.strictEqual(contact.avatar?.contentType, 'image/jpeg');
assert.strictEqual(contact.avatar?.length, 255);
assert.strictEqual(contact.avatar?.data.byteLength, 255);
const avatarBytes = new Uint8Array(
contact.avatar?.data || new ArrayBuffer(0)
);
for (let j = 0; j < 255; j += 1) {
assert.strictEqual(avatarBytes[j], j);
}
contact = contactBuffer.next();
}
assert.strictEqual(count, 3);
});
});
describe('GroupBuffer', () => {
function getTestBuffer(): ArrayBuffer {
const avatarBuffer = generateAvatar();
const groupInfoBuffer = Proto.GroupDetails.encode({
id: new Uint8Array([1, 3, 3, 7]),
name: 'Hackers',
membersE164: ['cereal', 'burn', 'phreak', 'joey'],
avatar: { contentType: 'image/jpeg', length: avatarBuffer.length },
}).finish();
const writer = new Writer();
writer.bytes(groupInfoBuffer);
const prefixedGroup = writer.finish();
const chunks: Array<Uint8Array> = [];
for (let i = 0; i < 3; i += 1) {
chunks.push(prefixedGroup);
chunks.push(avatarBuffer);
}
return typedArrayToArrayBuffer(Bytes.concatenate(chunks));
}
it('parses an array buffer of groups', () => {
const arrayBuffer = getTestBuffer();
const groupBuffer = new GroupBuffer(arrayBuffer);
let group = groupBuffer.next();
let count = 0;
while (group !== undefined) {
count += 1;
assert.strictEqual(group.name, 'Hackers');
assert.deepEqual(group.id, new Uint8Array([1, 3, 3, 7]));
assert.sameMembers(group.membersE164, [
'cereal',
'burn',
'phreak',
'joey',
]);
assert.strictEqual(group.avatar?.contentType, 'image/jpeg');
assert.strictEqual(group.avatar?.length, 255);
assert.strictEqual(group.avatar?.data.byteLength, 255);
const avatarBytes = new Uint8Array(
group.avatar?.data || new ArrayBuffer(0)
);
for (let j = 0; j < 255; j += 1) {
assert.strictEqual(avatarBytes[j], j);
}
group = groupBuffer.next();
}
assert.strictEqual(count, 3);
});
});
});