session-desktop/test/modules/types/message_test.js

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const { assert } = require('chai');
const sinon = require('sinon');
const Message = require('../../../js/modules/types/message');
const { SignalService } = require('../../../ts/protobuf');
const { stringToArrayBuffer } = require('../../../js/modules/string_to_array_buffer');
describe('Message', () => {
const logger = {
warn: () => null,
error: () => null,
};
describe('createAttachmentDataWriter', () => {
it('should ignore messages that didnt go through attachment migration', async () => {
const input = {
body: 'Imagine there is no heaven…',
schemaVersion: 2,
};
const expected = {
body: 'Imagine there is no heaven…',
schemaVersion: 2,
};
const writeExistingAttachmentData = () => {};
const actual = await Message.createAttachmentDataWriter({
writeExistingAttachmentData,
logger,
})(input);
assert.deepEqual(actual, expected);
});
it('should ignore messages without attachments', async () => {
const input = {
body: 'Imagine there is no heaven…',
schemaVersion: 4,
attachments: [],
};
const expected = {
body: 'Imagine there is no heaven…',
schemaVersion: 4,
attachments: [],
};
const writeExistingAttachmentData = () => {};
const actual = await Message.createAttachmentDataWriter({
writeExistingAttachmentData,
logger,
})(input);
assert.deepEqual(actual, expected);
});
it('should write attachments to file system on original path', async () => {
const input = {
body: 'Imagine there is no heaven…',
schemaVersion: 4,
attachments: [
{
path: 'ab/abcdefghi',
data: stringToArrayBuffer('Its easy if you try'),
},
],
};
const expected = {
body: 'Imagine there is no heaven…',
schemaVersion: 4,
attachments: [
{
path: 'ab/abcdefghi',
},
],
preview: [],
};
const writeExistingAttachmentData = attachment => {
assert.equal(attachment.path, 'ab/abcdefghi');
assert.deepEqual(attachment.data, stringToArrayBuffer('Its easy if you try'));
};
const actual = await Message.createAttachmentDataWriter({
writeExistingAttachmentData,
logger,
})(input);
assert.deepEqual(actual, expected);
});
it('should process quote attachment thumbnails', async () => {
const input = {
body: 'Imagine there is no heaven…',
schemaVersion: 4,
attachments: [],
quote: {
attachments: [
{
thumbnail: {
path: 'ab/abcdefghi',
data: stringToArrayBuffer('Its easy if you try'),
},
},
],
},
};
const expected = {
body: 'Imagine there is no heaven…',
schemaVersion: 4,
attachments: [],
quote: {
attachments: [
{
thumbnail: {
path: 'ab/abcdefghi',
},
},
],
},
preview: [],
};
const writeExistingAttachmentData = attachment => {
assert.equal(attachment.path, 'ab/abcdefghi');
assert.deepEqual(attachment.data, stringToArrayBuffer('Its easy if you try'));
};
const actual = await Message.createAttachmentDataWriter({
writeExistingAttachmentData,
logger,
})(input);
assert.deepEqual(actual, expected);
});
});
describe('initializeSchemaVersion', () => {
it('should ignore messages with previously inherited schema', () => {
const input = {
body: 'Imagine there is no heaven…',
schemaVersion: 2,
};
const expected = {
body: 'Imagine there is no heaven…',
schemaVersion: 2,
};
const actual = Message.initializeSchemaVersion({
message: input,
logger,
});
assert.deepEqual(actual, expected);
});
context('for message without attachments', () => {
it('should initialize schema version to zero', () => {
const input = {
body: 'Imagine there is no heaven…',
attachments: [],
};
const expected = {
body: 'Imagine there is no heaven…',
attachments: [],
schemaVersion: 0,
};
const actual = Message.initializeSchemaVersion({
message: input,
logger,
});
assert.deepEqual(actual, expected);
});
});
context('for message with attachments', () => {
it('should inherit existing attachment schema version', () => {
const input = {
body: 'Imagine there is no heaven…',
attachments: [
{
contentType: 'image/jpeg',
fileName: 'lennon.jpg',
schemaVersion: 7,
},
],
};
const expected = {
body: 'Imagine there is no heaven…',
attachments: [
{
contentType: 'image/jpeg',
fileName: 'lennon.jpg',
},
],
schemaVersion: 7,
};
const actual = Message.initializeSchemaVersion({
message: input,
logger,
});
assert.deepEqual(actual, expected);
});
});
});
describe('upgradeSchema', () => {
it('should upgrade an unversioned message to the latest version', async () => {
const input = {
attachments: [
{
contentType: 'audio/aac',
flags: SignalService.AttachmentPointer.Flags.VOICE_MESSAGE,
data: stringToArrayBuffer('Its easy if you try'),
fileName: 'test\u202Dfig.exe',
size: 1111,
},
],
schemaVersion: 0,
};
const expected = {
attachments: [
{
contentType: 'audio/aac',
flags: 1,
path: 'abc/abcdefg',
fileName: 'test\uFFFDfig.exe',
size: 1111,
},
],
hasAttachments: 1,
hasVisualMediaAttachments: undefined,
hasFileAttachments: undefined,
schemaVersion: Message.CURRENT_SCHEMA_VERSION,
};
const expectedAttachmentData = stringToArrayBuffer('Its easy if you try');
const context = {
writeNewAttachmentData: async attachmentData => {
assert.deepEqual(attachmentData, expectedAttachmentData);
return 'abc/abcdefg';
},
getAbsoluteAttachmentPath: () => 'some/path/on/disk',
makeObjectUrl: () => 'blob://FAKE',
revokeObjectUrl: () => null,
getImageDimensions: () => ({ height: 10, width: 15 }),
makeImageThumbnail: () => new Blob(),
makeVideoScreenshot: () => new Blob(),
logger: {
warn: () => null,
error: () => null,
},
};
const actual = await Message.upgradeSchema(input, context);
assert.deepEqual(actual, expected);
});
context('with multiple upgrade steps', () => {
it('should return last valid message when any upgrade step fails', async () => {
const input = {
attachments: [
{
contentType: 'application/json',
data: null,
fileName: 'test\u202Dfig.exe',
size: 1111,
},
],
schemaVersion: 0,
};
const expected = {
attachments: [
{
contentType: 'application/json',
data: null,
fileName: 'test\u202Dfig.exe',
size: 1111,
},
],
hasUpgradedToVersion1: true,
schemaVersion: 1,
};
const v1 = async message => Object.assign({}, message, { hasUpgradedToVersion1: true });
const v2 = async () => {
throw new Error('boom');
};
const v3 = async message => Object.assign({}, message, { hasUpgradedToVersion3: true });
const toVersion1 = Message._withSchemaVersion({
schemaVersion: 1,
upgrade: v1,
});
const toVersion2 = Message._withSchemaVersion({
schemaVersion: 2,
upgrade: v2,
});
const toVersion3 = Message._withSchemaVersion({
schemaVersion: 3,
upgrade: v3,
});
const context = { logger };
const upgradeSchema = async message =>
toVersion3(await toVersion2(await toVersion1(message, context), context), context);
const actual = await upgradeSchema(input);
assert.deepEqual(actual, expected);
});
it('should skip out-of-order upgrade steps', async () => {
const input = {
attachments: [
{
contentType: 'application/json',
data: null,
fileName: 'test\u202Dfig.exe',
size: 1111,
},
],
schemaVersion: 0,
};
const expected = {
attachments: [
{
contentType: 'application/json',
data: null,
fileName: 'test\u202Dfig.exe',
size: 1111,
},
],
schemaVersion: 2,
hasUpgradedToVersion1: true,
hasUpgradedToVersion2: true,
};
const v1 = async attachment =>
Object.assign({}, attachment, { hasUpgradedToVersion1: true });
const v2 = async attachment =>
Object.assign({}, attachment, { hasUpgradedToVersion2: true });
const v3 = async attachment =>
Object.assign({}, attachment, { hasUpgradedToVersion3: true });
const toVersion1 = Message._withSchemaVersion({
schemaVersion: 1,
upgrade: v1,
});
const toVersion2 = Message._withSchemaVersion({
schemaVersion: 2,
upgrade: v2,
});
const toVersion3 = Message._withSchemaVersion({
schemaVersion: 3,
upgrade: v3,
});
const context = { logger };
// NOTE: We upgrade to 3 before 2, i.e. the pipeline should abort:
const upgradeSchema = async attachment =>
toVersion2(await toVersion3(await toVersion1(attachment, context), context), context);
const actual = await upgradeSchema(input);
assert.deepEqual(actual, expected);
});
});
});
describe('_withSchemaVersion', () => {
it('should require a version number', () => {
const toVersionX = () => {};
assert.throws(
() => Message._withSchemaVersion({ schemaVersion: toVersionX, upgrade: 2 }),
'_withSchemaVersion: schemaVersion is invalid'
);
});
it('should require an upgrade function', () => {
assert.throws(
() => Message._withSchemaVersion({ schemaVersion: 2, upgrade: 3 }),
'_withSchemaVersion: upgrade must be a function'
);
});
it('should skip upgrading if message has already been upgraded', async () => {
const upgrade = async message => Object.assign({}, message, { foo: true });
const upgradeWithVersion = Message._withSchemaVersion({
schemaVersion: 3,
upgrade,
});
const input = {
id: 'guid-guid-guid-guid',
schemaVersion: 4,
};
const expected = {
id: 'guid-guid-guid-guid',
schemaVersion: 4,
};
const actual = await upgradeWithVersion(input, { logger });
assert.deepEqual(actual, expected);
});
it('should return original message if upgrade function throws', async () => {
const upgrade = async () => {
throw new Error('boom!');
};
const upgradeWithVersion = Message._withSchemaVersion({
schemaVersion: 3,
upgrade,
});
const input = {
id: 'guid-guid-guid-guid',
schemaVersion: 0,
};
const expected = {
id: 'guid-guid-guid-guid',
schemaVersion: 0,
};
const actual = await upgradeWithVersion(input, { logger });
assert.deepEqual(actual, expected);
});
it('should return original message if upgrade function returns null', async () => {
const upgrade = async () => null;
const upgradeWithVersion = Message._withSchemaVersion({
schemaVersion: 3,
upgrade,
});
const input = {
id: 'guid-guid-guid-guid',
schemaVersion: 0,
};
const expected = {
id: 'guid-guid-guid-guid',
schemaVersion: 0,
};
const actual = await upgradeWithVersion(input, { logger });
assert.deepEqual(actual, expected);
});
});
describe('_mapQuotedAttachments', () => {
it('handles message with no quote', async () => {
const upgradeAttachment = sinon.stub().throws(new Error("Shouldn't be called"));
const upgradeVersion = Message._mapQuotedAttachments(upgradeAttachment);
const message = {
body: 'hey there!',
};
const result = await upgradeVersion(message);
assert.deepEqual(result, message);
});
it('handles quote with no attachments', async () => {
const upgradeAttachment = sinon.stub().throws(new Error("Shouldn't be called"));
const upgradeVersion = Message._mapQuotedAttachments(upgradeAttachment);
const message = {
body: 'hey there!',
quote: {
text: 'hey!',
},
};
const expected = {
body: 'hey there!',
quote: {
text: 'hey!',
attachments: [],
},
};
const result = await upgradeVersion(message, { logger });
assert.deepEqual(result, expected);
});
it('handles zero attachments', async () => {
const upgradeAttachment = sinon.stub().throws(new Error("Shouldn't be called"));
const upgradeVersion = Message._mapQuotedAttachments(upgradeAttachment);
const message = {
body: 'hey there!',
quote: {
text: 'hey!',
attachments: [],
},
};
const result = await upgradeVersion(message, { logger });
assert.deepEqual(result, message);
});
it('handles attachments with no thumbnail', async () => {
const upgradeAttachment = sinon.stub().throws(new Error("Shouldn't be called"));
const upgradeVersion = Message._mapQuotedAttachments(upgradeAttachment);
const message = {
body: 'hey there!',
quote: {
text: 'hey!',
attachments: [
{
fileName: 'manifesto.txt',
contentType: 'text/plain',
},
],
},
};
const result = await upgradeVersion(message, { logger });
assert.deepEqual(result, message);
});
it('does not eliminate thumbnails with missing data field', async () => {
const upgradeAttachment = sinon.stub().returns({ fileName: 'processed!' });
const upgradeVersion = Message._mapQuotedAttachments(upgradeAttachment);
const message = {
body: 'hey there!',
quote: {
text: 'hey!',
attachments: [
{
fileName: 'cat.gif',
contentType: 'image/gif',
thumbnail: {
fileName: 'not yet downloaded!',
},
},
],
},
};
const expected = {
body: 'hey there!',
quote: {
text: 'hey!',
attachments: [
{
contentType: 'image/gif',
fileName: 'cat.gif',
thumbnail: {
fileName: 'processed!',
},
},
],
},
};
const result = await upgradeVersion(message, { logger });
assert.deepEqual(result, expected);
});
it('calls provided async function for each quoted attachment', async () => {
const upgradeAttachment = sinon.stub().resolves({
path: '/new/path/on/disk',
});
const upgradeVersion = Message._mapQuotedAttachments(upgradeAttachment);
const message = {
body: 'hey there!',
quote: {
text: 'hey!',
attachments: [
{
thumbnail: {
data: 'data is here',
},
},
],
},
};
const expected = {
body: 'hey there!',
quote: {
text: 'hey!',
attachments: [
{
thumbnail: {
path: '/new/path/on/disk',
},
},
],
},
};
const result = await upgradeVersion(message, { logger });
assert.deepEqual(result, expected);
});
});
});