element-web/test/unit-tests/DecryptionFailureTracker-test.ts
Hubert Chathi de9a2cc382
Add PostHog codes for trust requirement failures ()
* Add PostHog codes for trust requirement failures

* add tests for new codes
2024-10-28 13:16:48 +00:00

738 lines
28 KiB
TypeScript

/*
Copyright 2018-2024 New Vector Ltd.
SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
Please see LICENSE files in the repository root for full details.
*/
import { mocked, Mocked, MockedObject } from "jest-mock";
import { HttpApiEvent, MatrixClient, MatrixEvent, MatrixEventEvent } from "matrix-js-sdk/src/matrix";
import { decryptExistingEvent, mkDecryptionFailureMatrixEvent } from "matrix-js-sdk/src/testing";
import { CryptoApi, DecryptionFailureCode, UserVerificationStatus, CryptoEvent } from "matrix-js-sdk/src/crypto-api";
import { sleep } from "matrix-js-sdk/src/utils";
import { DecryptionFailureTracker, ErrorProperties } from "../../src/DecryptionFailureTracker";
import { stubClient } from "../test-utils";
import * as Lifecycle from "../../src/Lifecycle";
async function createFailedDecryptionEvent(opts: { sender?: string; code?: DecryptionFailureCode } = {}) {
return await mkDecryptionFailureMatrixEvent({
roomId: "!room:id",
sender: opts.sender ?? "@alice:example.com",
code: opts.code ?? DecryptionFailureCode.UNKNOWN_ERROR,
msg: ":(",
});
}
// wrap tracker.eventDecrypted so that we don't need to have so many `ts-ignore`s
function eventDecrypted(tracker: DecryptionFailureTracker, e: MatrixEvent, nowTs: number): void {
// @ts-ignore access to private member
return tracker.eventDecrypted(e, nowTs);
}
describe("DecryptionFailureTracker", function () {
afterEach(() => {
localStorage.clear();
});
it("tracks a failed decryption for a visible event", async function () {
const failedDecryptionEvent = await createFailedDecryptionEvent();
let count = 0;
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
() => count++,
() => "UnknownError",
false,
);
tracker.addVisibleEvent(failedDecryptionEvent);
eventDecrypted(tracker, failedDecryptionEvent, Date.now());
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
// should track a failure for an event that failed decryption
expect(count).not.toBe(0);
});
it("tracks a failed decryption with expected raw error for a visible event", async function () {
const failedDecryptionEvent = await createFailedDecryptionEvent({
code: DecryptionFailureCode.OLM_UNKNOWN_MESSAGE_INDEX,
});
let count = 0;
let reportedRawCode = "";
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
(_errCode: string, rawCode: string) => {
count++;
reportedRawCode = rawCode;
},
() => "UnknownError",
false,
);
tracker.addVisibleEvent(failedDecryptionEvent);
eventDecrypted(tracker, failedDecryptionEvent, Date.now());
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
// should track a failure for an event that failed decryption
expect(count).not.toBe(0);
// Should add the rawCode to the event context
expect(reportedRawCode).toBe("OLM_UNKNOWN_MESSAGE_INDEX");
});
it("tracks a failed decryption for an event that becomes visible later", async function () {
const failedDecryptionEvent = await createFailedDecryptionEvent();
let count = 0;
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
() => count++,
() => "UnknownError",
false,
);
eventDecrypted(tracker, failedDecryptionEvent, Date.now());
tracker.addVisibleEvent(failedDecryptionEvent);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
// should track a failure for an event that failed decryption
expect(count).not.toBe(0);
});
it("tracks visible vs. not visible events", async () => {
const propertiesByErrorCode: Record<string, ErrorProperties> = {};
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
(errorCode: string, rawError: string, properties: ErrorProperties) => {
propertiesByErrorCode[errorCode] = properties;
},
(error: string) => error,
false,
);
// use three different errors so that we can distinguish the reports
const error1 = DecryptionFailureCode.MEGOLM_UNKNOWN_INBOUND_SESSION_ID;
const error2 = DecryptionFailureCode.MEGOLM_BAD_ROOM;
const error3 = DecryptionFailureCode.MEGOLM_MISSING_FIELDS;
// event that will be marked as visible before it's marked as undecryptable
const markedVisibleFirst = await createFailedDecryptionEvent({ code: error1 });
// event that will be marked as undecryptable before it's marked as visible
const markedUndecryptableFirst = await createFailedDecryptionEvent({ code: error2 });
// event that is never marked as visible
const neverVisible = await createFailedDecryptionEvent({ code: error3 });
tracker.addVisibleEvent(markedVisibleFirst);
const now = Date.now();
eventDecrypted(tracker, markedVisibleFirst, now);
eventDecrypted(tracker, markedUndecryptableFirst, now);
eventDecrypted(tracker, neverVisible, now);
tracker.addVisibleEvent(markedUndecryptableFirst);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
expect(propertiesByErrorCode[error1].wasVisibleToUser).toBe(true);
expect(propertiesByErrorCode[error2].wasVisibleToUser).toBe(true);
expect(propertiesByErrorCode[error3].wasVisibleToUser).toBe(false);
});
it("does not track a failed decryption where the event is subsequently successfully decrypted", async () => {
const decryptedEvent = await createFailedDecryptionEvent();
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
() => {
// should not track an event that has since been decrypted correctly
expect(true).toBe(false);
},
() => "UnknownError",
false,
);
tracker.addVisibleEvent(decryptedEvent);
eventDecrypted(tracker, decryptedEvent, Date.now());
// Indicate successful decryption.
await decryptExistingEvent(decryptedEvent, {
plainType: "m.room.message",
plainContent: { body: "success" },
});
eventDecrypted(tracker, decryptedEvent, Date.now());
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
});
it(
"does not track a failed decryption where the event is subsequently successfully decrypted " +
"and later becomes visible",
async () => {
const decryptedEvent = await createFailedDecryptionEvent();
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
() => {
// should not track an event that has since been decrypted correctly
expect(true).toBe(false);
},
() => "UnknownError",
false,
);
eventDecrypted(tracker, decryptedEvent, Date.now());
// Indicate successful decryption.
await decryptExistingEvent(decryptedEvent, {
plainType: "m.room.message",
plainContent: { body: "success" },
});
eventDecrypted(tracker, decryptedEvent, Date.now());
tracker.addVisibleEvent(decryptedEvent);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
},
);
it("only tracks a single failure per event, despite multiple failed decryptions for multiple events", async () => {
const decryptedEvent = await createFailedDecryptionEvent();
const decryptedEvent2 = await createFailedDecryptionEvent();
let count = 0;
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
() => count++,
() => "UnknownError",
false,
);
tracker.addVisibleEvent(decryptedEvent);
// Arbitrary number of failed decryptions for both events
const now = Date.now();
eventDecrypted(tracker, decryptedEvent, now);
eventDecrypted(tracker, decryptedEvent, now);
eventDecrypted(tracker, decryptedEvent, now);
eventDecrypted(tracker, decryptedEvent, now);
eventDecrypted(tracker, decryptedEvent, now);
eventDecrypted(tracker, decryptedEvent2, now);
eventDecrypted(tracker, decryptedEvent2, now);
tracker.addVisibleEvent(decryptedEvent2);
eventDecrypted(tracker, decryptedEvent2, now);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
// Simulated polling of `checkFailures`, an arbitrary number ( > 2 ) times
tracker.checkFailures(Infinity);
tracker.checkFailures(Infinity);
// should only track a single failure per event
expect(count).toBe(2);
});
it("should not track a failure for an event that was tracked previously", async () => {
const decryptedEvent = await createFailedDecryptionEvent();
let count = 0;
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
() => count++,
() => "UnknownError",
);
await tracker.start(mockClient());
tracker.addVisibleEvent(decryptedEvent);
// Indicate decryption
eventDecrypted(tracker, decryptedEvent, Date.now());
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
// Indicate a second decryption, after having tracked the failure
eventDecrypted(tracker, decryptedEvent, Date.now());
tracker.checkFailures(Infinity);
// should only track a single failure per event
expect(count).toBe(1);
});
it("should not report a failure for an event that was reported in a previous session", async () => {
const decryptedEvent = await createFailedDecryptionEvent();
let count = 0;
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
() => count++,
() => "UnknownError",
);
await tracker.start(mockClient());
tracker.addVisibleEvent(decryptedEvent);
// Indicate decryption
eventDecrypted(tracker, decryptedEvent, Date.now());
// Pretend "now" is Infinity
// NB: This saves to localStorage specific to DFT
tracker.checkFailures(Infinity);
// Simulate the browser refreshing by destroying tracker and creating a new tracker
// @ts-ignore access to private constructor
const secondTracker = new DecryptionFailureTracker(
() => count++,
() => "UnknownError",
);
await secondTracker.start(mockClient());
secondTracker.addVisibleEvent(decryptedEvent);
eventDecrypted(secondTracker, decryptedEvent, Date.now());
secondTracker.checkFailures(Infinity);
// should only track a single failure per event
expect(count).toBe(1);
});
it("should report a failure for an event that was tracked but not reported in a previous session", async () => {
const decryptedEvent = await createFailedDecryptionEvent();
let count = 0;
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
() => count++,
() => "UnknownError",
);
await tracker.start(mockClient());
tracker.addVisibleEvent(decryptedEvent);
// Indicate decryption
eventDecrypted(tracker, decryptedEvent, Date.now());
// we do *not* call `checkFailures` here
expect(count).toBe(0);
// Simulate the browser refreshing by destroying tracker and creating a new tracker
// @ts-ignore access to private constructor
const secondTracker = new DecryptionFailureTracker(
() => count++,
() => "UnknownError",
);
await secondTracker.start(mockClient());
secondTracker.addVisibleEvent(decryptedEvent);
eventDecrypted(secondTracker, decryptedEvent, Date.now());
secondTracker.checkFailures(Infinity);
expect(count).toBe(1);
});
it("should report a failure for an event that was reported before a logout/login cycle", async () => {
const decryptedEvent = await createFailedDecryptionEvent();
let count = 0;
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
() => count++,
() => "UnknownError",
);
await tracker.start(mockClient());
tracker.addVisibleEvent(decryptedEvent);
// Indicate decryption
eventDecrypted(tracker, decryptedEvent, Date.now());
tracker.checkFailures(Infinity);
expect(count).toBe(1);
// Simulate a logout/login cycle
await Lifecycle.onLoggedOut();
await tracker.start(mockClient());
tracker.addVisibleEvent(decryptedEvent);
eventDecrypted(tracker, decryptedEvent, Date.now());
tracker.checkFailures(Infinity);
expect(count).toBe(2);
});
it("should count different error codes separately for multiple failures with different error codes", async () => {
const counts: Record<string, number> = {};
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
(errorCode: string) => (counts[errorCode] = (counts[errorCode] || 0) + 1),
(error: DecryptionFailureCode) =>
error === DecryptionFailureCode.UNKNOWN_ERROR ? "UnknownError" : "OlmKeysNotSentError",
false,
);
const decryptedEvent1 = await createFailedDecryptionEvent({
code: DecryptionFailureCode.UNKNOWN_ERROR,
});
const decryptedEvent2 = await createFailedDecryptionEvent({
code: DecryptionFailureCode.MEGOLM_UNKNOWN_INBOUND_SESSION_ID,
});
const decryptedEvent3 = await createFailedDecryptionEvent({
code: DecryptionFailureCode.MEGOLM_UNKNOWN_INBOUND_SESSION_ID,
});
tracker.addVisibleEvent(decryptedEvent1);
tracker.addVisibleEvent(decryptedEvent2);
tracker.addVisibleEvent(decryptedEvent3);
// One failure of UNKNOWN_ERROR, and effectively two for MEGOLM_UNKNOWN_INBOUND_SESSION_ID
const now = Date.now();
eventDecrypted(tracker, decryptedEvent1, now);
eventDecrypted(tracker, decryptedEvent2, now);
eventDecrypted(tracker, decryptedEvent2, now);
eventDecrypted(tracker, decryptedEvent3, now);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
//expect(counts['UnknownError']).toBe(1, 'should track one UnknownError');
expect(counts["OlmKeysNotSentError"]).toBe(2);
});
it("should aggregate error codes correctly", async () => {
const counts: Record<string, number> = {};
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
(errorCode: string) => (counts[errorCode] = (counts[errorCode] || 0) + 1),
(_errorCode: string) => "OlmUnspecifiedError",
false,
);
const decryptedEvent1 = await createFailedDecryptionEvent({
code: DecryptionFailureCode.MEGOLM_UNKNOWN_INBOUND_SESSION_ID,
});
const decryptedEvent2 = await createFailedDecryptionEvent({
code: DecryptionFailureCode.OLM_UNKNOWN_MESSAGE_INDEX,
});
const decryptedEvent3 = await createFailedDecryptionEvent({
code: DecryptionFailureCode.UNKNOWN_ERROR,
});
tracker.addVisibleEvent(decryptedEvent1);
tracker.addVisibleEvent(decryptedEvent2);
tracker.addVisibleEvent(decryptedEvent3);
const now = Date.now();
eventDecrypted(tracker, decryptedEvent1, now);
eventDecrypted(tracker, decryptedEvent2, now);
eventDecrypted(tracker, decryptedEvent3, now);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
expect(counts["OlmUnspecifiedError"]).toBe(3);
});
it("should remap error codes correctly", async () => {
const counts: Record<string, number> = {};
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
(errorCode: string) => (counts[errorCode] = (counts[errorCode] || 0) + 1),
(errorCode: string) => Array.from(errorCode).reverse().join(""),
false,
);
const decryptedEvent = await createFailedDecryptionEvent({
code: DecryptionFailureCode.OLM_UNKNOWN_MESSAGE_INDEX,
});
tracker.addVisibleEvent(decryptedEvent);
eventDecrypted(tracker, decryptedEvent, Date.now());
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
// should track remapped error code
expect(counts["XEDNI_EGASSEM_NWONKNU_MLO"]).toBe(1);
});
it("default error code mapper maps error codes correctly", async () => {
const errorCodes: string[] = [];
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
(errorCode: string) => {
errorCodes.push(errorCode);
},
// @ts-ignore access to private member
DecryptionFailureTracker.instance.errorCodeMapFn,
false,
);
const now = Date.now();
async function createAndTrackEventWithError(code: DecryptionFailureCode) {
const event = await createFailedDecryptionEvent({ code });
tracker.addVisibleEvent(event);
eventDecrypted(tracker, event, now);
return event;
}
await createAndTrackEventWithError(DecryptionFailureCode.MEGOLM_UNKNOWN_INBOUND_SESSION_ID);
await createAndTrackEventWithError(DecryptionFailureCode.OLM_UNKNOWN_MESSAGE_INDEX);
await createAndTrackEventWithError(DecryptionFailureCode.HISTORICAL_MESSAGE_NO_KEY_BACKUP);
await createAndTrackEventWithError(DecryptionFailureCode.HISTORICAL_MESSAGE_BACKUP_UNCONFIGURED);
await createAndTrackEventWithError(DecryptionFailureCode.HISTORICAL_MESSAGE_WORKING_BACKUP);
await createAndTrackEventWithError(DecryptionFailureCode.HISTORICAL_MESSAGE_USER_NOT_JOINED);
await createAndTrackEventWithError(DecryptionFailureCode.MEGOLM_KEY_WITHHELD);
await createAndTrackEventWithError(DecryptionFailureCode.MEGOLM_KEY_WITHHELD_FOR_UNVERIFIED_DEVICE);
await createAndTrackEventWithError(DecryptionFailureCode.SENDER_IDENTITY_PREVIOUSLY_VERIFIED);
await createAndTrackEventWithError(DecryptionFailureCode.UNSIGNED_SENDER_DEVICE);
await createAndTrackEventWithError(DecryptionFailureCode.UNKNOWN_ERROR);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
expect(errorCodes).toEqual([
"OlmKeysNotSentError",
"OlmIndexError",
"HistoricalMessage",
"HistoricalMessage",
"HistoricalMessage",
"ExpectedDueToMembership",
"OlmKeysNotSentError",
"RoomKeysWithheldForUnverifiedDevice",
"ExpectedVerificationViolation",
"ExpectedSentByInsecureDevice",
"UnknownError",
]);
});
it("tracks late decryptions vs. undecryptable", async () => {
const propertiesByErrorCode: Record<string, ErrorProperties> = {};
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
(errorCode: string, rawError: string, properties: ErrorProperties) => {
propertiesByErrorCode[errorCode] = properties;
},
(error: string) => error,
false,
);
// use three different errors so that we can distinguish the reports
const error1 = DecryptionFailureCode.MEGOLM_UNKNOWN_INBOUND_SESSION_ID;
const error2 = DecryptionFailureCode.MEGOLM_BAD_ROOM;
const error3 = DecryptionFailureCode.MEGOLM_MISSING_FIELDS;
// event that will be slow to decrypt
const lateDecryption = await createFailedDecryptionEvent({ code: error1 });
// event that will be so slow to decrypt, it gets counted as undecryptable
const veryLateDecryption = await createFailedDecryptionEvent({ code: error2 });
// event that never gets decrypted
const neverDecrypted = await createFailedDecryptionEvent({ code: error3 });
tracker.addVisibleEvent(lateDecryption);
tracker.addVisibleEvent(veryLateDecryption);
tracker.addVisibleEvent(neverDecrypted);
const now = Date.now();
eventDecrypted(tracker, lateDecryption, now);
eventDecrypted(tracker, veryLateDecryption, now);
eventDecrypted(tracker, neverDecrypted, now);
await decryptExistingEvent(lateDecryption, {
plainType: "m.room.message",
plainContent: { body: "success" },
});
await decryptExistingEvent(veryLateDecryption, {
plainType: "m.room.message",
plainContent: { body: "success" },
});
eventDecrypted(tracker, lateDecryption, now + 40000);
eventDecrypted(tracker, veryLateDecryption, now + 100000);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
expect(propertiesByErrorCode[error1].timeToDecryptMillis).toEqual(40000);
expect(propertiesByErrorCode[error2].timeToDecryptMillis).toEqual(-1);
expect(propertiesByErrorCode[error3].timeToDecryptMillis).toEqual(-1);
});
it("listens for client events", async () => {
// Test that the decryption failure tracker registers the right event
// handlers on start, and unregisters them when the client logs out.
const client = mockClient();
let errorCount: number = 0;
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
(errorCode: string, rawError: string, properties: ErrorProperties) => {
errorCount++;
},
(error: string) => error,
false,
);
// Calling .start will start some intervals. This test shouldn't run
// long enough for the timers to fire, but we'll use fake timers just
// to be safe.
jest.useFakeTimers();
await tracker.start(client);
// If the client fails to decrypt, it should get tracked
const failedDecryption = await createFailedDecryptionEvent();
client.emit(MatrixEventEvent.Decrypted, failedDecryption);
tracker.checkFailures(Infinity);
expect(errorCount).toEqual(1);
client.emit(HttpApiEvent.SessionLoggedOut, {} as any);
// After the client has logged out, we shouldn't be listening to events
// any more, so even if the client emits an event regarding a failed
// decryption, we won't track it.
const anotherFailedDecryption = await createFailedDecryptionEvent();
client.emit(MatrixEventEvent.Decrypted, anotherFailedDecryption);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
expect(errorCount).toEqual(1);
jest.useRealTimers();
});
it("tracks client information", async () => {
const client = mockClient();
const propertiesByErrorCode: Record<string, ErrorProperties> = {};
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
(errorCode: string, rawError: string, properties: ErrorProperties) => {
propertiesByErrorCode[errorCode] = properties;
},
(error: string) => error,
false,
);
// @ts-ignore access to private method
await tracker.calculateClientProperties(client);
// @ts-ignore access to private method
await tracker.registerHandlers(client);
// use three different errors so that we can distinguish the reports
const error1 = DecryptionFailureCode.MEGOLM_UNKNOWN_INBOUND_SESSION_ID;
const error2 = DecryptionFailureCode.MEGOLM_BAD_ROOM;
const error3 = DecryptionFailureCode.MEGOLM_MISSING_FIELDS;
// event from a federated user (@alice:example.com)
const federatedDecryption = await createFailedDecryptionEvent({
code: error1,
});
// event from a local user
const localDecryption = await createFailedDecryptionEvent({
sender: "@bob:matrix.org",
code: error2,
});
tracker.addVisibleEvent(federatedDecryption);
tracker.addVisibleEvent(localDecryption);
const now = Date.now();
eventDecrypted(tracker, federatedDecryption, now);
mocked(client.getCrypto()!.getUserVerificationStatus).mockResolvedValue(
new UserVerificationStatus(true, true, false),
);
client.emit(CryptoEvent.KeysChanged, {});
await sleep(100);
eventDecrypted(tracker, localDecryption, now);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
expect(propertiesByErrorCode[error1].isMatrixDotOrg).toBe(true);
expect(propertiesByErrorCode[error1].cryptoSDK).toEqual("Rust");
expect(propertiesByErrorCode[error1].isFederated).toBe(true);
expect(propertiesByErrorCode[error1].userTrustsOwnIdentity).toEqual(false);
expect(propertiesByErrorCode[error2].isFederated).toBe(false);
expect(propertiesByErrorCode[error2].userTrustsOwnIdentity).toEqual(true);
// change client params, and make sure the reports the right values
client.getDomain.mockReturnValue("example.com");
mocked(client.getCrypto()!.getVersion).mockReturnValue("Olm 0.0.0");
// @ts-ignore access to private method
await tracker.calculateClientProperties(client);
const anotherFailure = await createFailedDecryptionEvent({
code: error3,
});
tracker.addVisibleEvent(anotherFailure);
eventDecrypted(tracker, anotherFailure, now);
tracker.checkFailures(Infinity);
expect(propertiesByErrorCode[error3].isMatrixDotOrg).toBe(false);
expect(propertiesByErrorCode[error3].cryptoSDK).toEqual("Legacy");
});
it("keeps the original timestamp after repeated decryption failures", async () => {
const failedDecryptionEvent = await createFailedDecryptionEvent();
let failure: ErrorProperties | undefined;
// @ts-ignore access to private constructor
const tracker = new DecryptionFailureTracker(
(errorCode: string, rawError: string, properties: ErrorProperties) => {
failure = properties;
},
() => "UnknownError",
false,
);
tracker.addVisibleEvent(failedDecryptionEvent);
const now = Date.now();
eventDecrypted(tracker, failedDecryptionEvent, now);
eventDecrypted(tracker, failedDecryptionEvent, now + 20000);
await decryptExistingEvent(failedDecryptionEvent, {
plainType: "m.room.message",
plainContent: { body: "success" },
});
eventDecrypted(tracker, failedDecryptionEvent, now + 50000);
// Pretend "now" is Infinity
tracker.checkFailures(Infinity);
// the time to decrypt should be relative to the first time we failed
// to decrypt, not the second
expect(failure?.timeToDecryptMillis).toEqual(50000);
});
});
function mockClient(): MockedObject<MatrixClient> {
const client = mocked(stubClient());
const mockCrypto = {
getVersion: jest.fn().mockReturnValue("Rust SDK 0.7.0 (61b175b), Vodozemac 0.5.1"),
getUserVerificationStatus: jest.fn().mockResolvedValue(new UserVerificationStatus(false, false, false)),
} as unknown as Mocked<CryptoApi>;
client.getCrypto.mockReturnValue(mockCrypto);
// @ts-ignore
client.stopClient = jest.fn(() => {});
// @ts-ignore
client.removeAllListeners = jest.fn(() => {});
client.store = { destroy: jest.fn(() => {}) } as any;
return client;
}