Remove abandoned MSC3886, MSC3903, MSC3906 implementations (#28274)

* Remove abandoned MSC3886, MSC3903, MSC3906 implementations

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Iterate

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Remove stale snapshots

* Improve coverage

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

---------

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/components/views/auth/LoginWithQR-types.ts

@@ -24,10 +24,6 @@ export enum Phase {
     WaitingForDevice,
     Verifying,
     Error,
-    /**
-     * @deprecated the MSC3906 implementation is deprecated in favour of MSC4108.
-     */
-    LegacyConnected,
 }
 
 export enum Click {

src/components/views/auth/LoginWithQR.tsx

@@ -9,11 +9,6 @@ Please see LICENSE files in the repository root for full details.
 import React from "react";
 import {
     ClientRendezvousFailureReason,
-    LegacyRendezvousFailureReason,
-    MSC3886SimpleHttpRendezvousTransport,
-    MSC3903ECDHPayload,
-    MSC3903ECDHv2RendezvousChannel,
-    MSC3906Rendezvous,
     MSC4108FailureReason,
     MSC4108RendezvousSession,
     MSC4108SecureChannel,
@@ -23,29 +18,21 @@ import {
     RendezvousIntent,
 } from "matrix-js-sdk/src/rendezvous";
 import { logger } from "matrix-js-sdk/src/logger";
-import { HTTPError, MatrixClient } from "matrix-js-sdk/src/matrix";
+import { MatrixClient } from "matrix-js-sdk/src/matrix";
 
 import { Click, Mode, Phase } from "./LoginWithQR-types";
 import LoginWithQRFlow from "./LoginWithQRFlow";
-import { wrapRequestWithDialog } from "../../../utils/UserInteractiveAuth";
-import { _t } from "../../../languageHandler";
 
 interface IProps {
     client: MatrixClient;
     mode: Mode;
-    legacy: boolean;
     onFinished(...args: any): void;
 }
 
 interface IState {
     phase: Phase;
-    rendezvous?: MSC3906Rendezvous | MSC4108SignInWithQR;
+    rendezvous?: MSC4108SignInWithQR;
     mediaPermissionError?: boolean;
-
-    // MSC3906
-    confirmationDigits?: string;
-
-    // MSC4108
     verificationUri?: string;
     userCode?: string;
     checkCode?: string;
@@ -54,25 +41,18 @@ interface IState {
 }
 
 export enum LoginWithQRFailureReason {
-    /**
-     * @deprecated the MSC3906 implementation is deprecated in favour of MSC4108.
-     */
     RateLimited = "rate_limited",
     CheckCodeMismatch = "check_code_mismatch",
 }
 
 export type FailureReason = RendezvousFailureReason | LoginWithQRFailureReason;
 
-// n.b MSC3886/MSC3903/MSC3906 that this is based on are now closed.
-// However, we want to keep this implementation around for some time.
-// TODO: define an end-of-life date for this implementation.
-
 /**
  * A component that allows sign in and E2EE set up with a QR code.
  *
  * It implements `login.reciprocate` capabilities and showing QR codes.
  *
- * This uses the unstable feature of MSC3906: https://github.com/matrix-org/matrix-spec-proposals/pull/3906
+ * This uses the unstable feature of MSC4108: https://github.com/matrix-org/matrix-spec-proposals/pull/4108
  */
 export default class LoginWithQR extends React.Component<IProps, IState> {
     private finished = false;
@@ -104,9 +84,6 @@ export default class LoginWithQR extends React.Component<IProps, IState> {
         if (this.state.rendezvous) {
             const rendezvous = this.state.rendezvous;
             rendezvous.onFailure = undefined;
-            if (rendezvous instanceof MSC3906Rendezvous) {
-                await rendezvous.cancel(LegacyRendezvousFailureReason.UserCancelled);
-            }
             this.setState({ rendezvous: undefined });
         }
         if (mode === Mode.Show) {
@@ -119,60 +96,7 @@ export default class LoginWithQR extends React.Component<IProps, IState> {
             // eslint-disable-next-line react/no-direct-mutation-state
             this.state.rendezvous.onFailure = undefined;
             // calling cancel will call close() as well to clean up the resources
-            if (this.state.rendezvous instanceof MSC3906Rendezvous) {
+            this.state.rendezvous.cancel(MSC4108FailureReason.UserCancelled);
-                this.state.rendezvous.cancel(LegacyRendezvousFailureReason.UserCancelled);
-            } else {
-                this.state.rendezvous.cancel(MSC4108FailureReason.UserCancelled);
-            }
-        }
-    }
-
-    private async legacyApproveLogin(): Promise<void> {
-        if (!(this.state.rendezvous instanceof MSC3906Rendezvous)) {
-            throw new Error("Rendezvous not found");
-        }
-        if (!this.props.client) {
-            throw new Error("No client to approve login with");
-        }
-        this.setState({ phase: Phase.Loading });
-
-        try {
-            logger.info("Requesting login token");
-
-            const { login_token: loginToken } = await wrapRequestWithDialog(this.props.client.requestLoginToken, {
-                matrixClient: this.props.client,
-                title: _t("auth|qr_code_login|sign_in_new_device"),
-            })();
-
-            this.setState({ phase: Phase.WaitingForDevice });
-
-            const newDeviceId = await this.state.rendezvous.approveLoginOnExistingDevice(loginToken);
-            if (!newDeviceId) {
-                // user denied
-                return;
-            }
-            if (!this.props.client.getCrypto()) {
-                // no E2EE to set up
-                this.onFinished(true);
-                return;
-            }
-            this.setState({ phase: Phase.Verifying });
-            await this.state.rendezvous.verifyNewDeviceOnExistingDevice();
-            // clean up our state:
-            try {
-                await this.state.rendezvous.close();
-            } finally {
-                this.setState({ rendezvous: undefined });
-            }
-            this.onFinished(true);
-        } catch (e) {
-            logger.error("Error whilst approving sign in", e);
-            if (e instanceof HTTPError && e.httpStatus === 429) {
-                // 429: rate limit
-                this.setState({ phase: Phase.Error, failureReason: LoginWithQRFailureReason.RateLimited });
-                return;
-            }
-            this.setState({ phase: Phase.Error, failureReason: ClientRendezvousFailureReason.Unknown });
         }
     }
 
@@ -182,28 +106,18 @@ export default class LoginWithQR extends React.Component<IProps, IState> {
     }
 
     private generateAndShowCode = async (): Promise<void> => {
-        let rendezvous: MSC4108SignInWithQR | MSC3906Rendezvous;
+        let rendezvous: MSC4108SignInWithQR;
         try {
             const fallbackRzServer = this.props.client?.getClientWellKnown()?.["io.element.rendezvous"]?.server;
 
-            if (this.props.legacy) {
+            const transport = new MSC4108RendezvousSession({
-                const transport = new MSC3886SimpleHttpRendezvousTransport<MSC3903ECDHPayload>({
+                onFailure: this.onFailure,
-                    onFailure: this.onFailure,
+                client: this.props.client,
-                    client: this.props.client,
+                fallbackRzServer,
-                    fallbackRzServer,
+            });
-                });
+            await transport.send("");
-                const channel = new MSC3903ECDHv2RendezvousChannel(transport, undefined, this.onFailure);
+            const channel = new MSC4108SecureChannel(transport, undefined, this.onFailure);
-                rendezvous = new MSC3906Rendezvous(channel, this.props.client, this.onFailure);
+            rendezvous = new MSC4108SignInWithQR(channel, false, this.props.client, this.onFailure);
-            } else {
-                const transport = new MSC4108RendezvousSession({
-                    onFailure: this.onFailure,
-                    client: this.props.client,
-                    fallbackRzServer,
-                });
-                await transport.send("");
-                const channel = new MSC4108SecureChannel(transport, undefined, this.onFailure);
-                rendezvous = new MSC4108SignInWithQR(channel, false, this.props.client, this.onFailure);
-            }
 
             await rendezvous.generateCode();
             this.setState({
@@ -218,10 +132,7 @@ export default class LoginWithQR extends React.Component<IProps, IState> {
         }
 
         try {
-            if (rendezvous instanceof MSC3906Rendezvous) {
+            if (this.ourIntent === RendezvousIntent.RECIPROCATE_LOGIN_ON_EXISTING_DEVICE) {
-                const confirmationDigits = await rendezvous.startAfterShowingCode();
-                this.setState({ phase: Phase.LegacyConnected, confirmationDigits });
-            } else if (this.ourIntent === RendezvousIntent.RECIPROCATE_LOGIN_ON_EXISTING_DEVICE) {
                 // MSC4108-Flow: NewScanned
                 await rendezvous.negotiateProtocols();
                 const { verificationUri } = await rendezvous.deviceAuthorizationGrant();
@@ -234,18 +145,9 @@ export default class LoginWithQR extends React.Component<IProps, IState> {
             // we ask the user to confirm that the channel is secure
         } catch (e: RendezvousError | unknown) {
             logger.error("Error whilst approving login", e);
-            if (rendezvous instanceof MSC3906Rendezvous) {
+            await rendezvous?.cancel(
-                // only set to error phase if it hasn't already been set by onFailure or similar
+                e instanceof RendezvousError ? (e.code as MSC4108FailureReason) : ClientRendezvousFailureReason.Unknown,
-                if (this.state.phase !== Phase.Error) {
+            );
-                    this.setState({ phase: Phase.Error, failureReason: LegacyRendezvousFailureReason.Unknown });
-                }
-            } else {
-                await rendezvous?.cancel(
-                    e instanceof RendezvousError
-                        ? (e.code as MSC4108FailureReason)
-                        : ClientRendezvousFailureReason.Unknown,
-                );
-            }
         }
     };
 
@@ -298,7 +200,6 @@ export default class LoginWithQR extends React.Component<IProps, IState> {
     public reset(): void {
         this.setState({
             rendezvous: undefined,
-            confirmationDigits: undefined,
             verificationUri: undefined,
             failureReason: undefined,
             userCode: undefined,
@@ -311,16 +212,12 @@ export default class LoginWithQR extends React.Component<IProps, IState> {
     private onClick = async (type: Click, checkCode?: string): Promise<void> => {
         switch (type) {
             case Click.Cancel:
-                if (this.state.rendezvous instanceof MSC3906Rendezvous) {
+                await this.state.rendezvous?.cancel(MSC4108FailureReason.UserCancelled);
-                    await this.state.rendezvous?.cancel(LegacyRendezvousFailureReason.UserCancelled);
-                } else {
-                    await this.state.rendezvous?.cancel(MSC4108FailureReason.UserCancelled);
-                }
                 this.reset();
                 this.onFinished(false);
                 break;
             case Click.Approve:
-                await (this.props.legacy ? this.legacyApproveLogin() : this.approveLogin(checkCode));
+                await this.approveLogin(checkCode);
                 break;
             case Click.Decline:
                 await this.state.rendezvous?.declineLoginOnExistingDevice();
@@ -328,11 +225,7 @@ export default class LoginWithQR extends React.Component<IProps, IState> {
                 this.onFinished(false);
                 break;
             case Click.Back:
-                if (this.state.rendezvous instanceof MSC3906Rendezvous) {
+                await this.state.rendezvous?.cancel(MSC4108FailureReason.UserCancelled);
-                    await this.state.rendezvous?.cancel(LegacyRendezvousFailureReason.UserCancelled);
-                } else {
-                    await this.state.rendezvous?.cancel(MSC4108FailureReason.UserCancelled);
-                }
                 this.onFinished(false);
                 break;
             case Click.ShowQr:
@@ -342,20 +235,6 @@ export default class LoginWithQR extends React.Component<IProps, IState> {
     };
 
     public render(): React.ReactNode {
-        if (this.state.rendezvous instanceof MSC3906Rendezvous) {
-            return (
-                <LoginWithQRFlow
-                    onClick={this.onClick}
-                    phase={this.state.phase}
-                    code={this.state.phase === Phase.ShowingQR ? this.state.rendezvous?.code : undefined}
-                    confirmationDigits={
-                        this.state.phase === Phase.LegacyConnected ? this.state.confirmationDigits : undefined
-                    }
-                    failureReason={this.state.failureReason}
-                />
-            );
-        }
-
         return (
             <LoginWithQRFlow
                 onClick={this.onClick}

src/components/views/auth/LoginWithQRFlow.tsx

@@ -7,11 +7,7 @@ Please see LICENSE files in the repository root for full details.
 */
 
 import React, { createRef, ReactNode } from "react";
-import {
+import { ClientRendezvousFailureReason, MSC4108FailureReason } from "matrix-js-sdk/src/rendezvous";
-    ClientRendezvousFailureReason,
-    LegacyRendezvousFailureReason,
-    MSC4108FailureReason,
-} from "matrix-js-sdk/src/rendezvous";
 import ChevronLeftIcon from "@vector-im/compound-design-tokens/assets/web/icons/chevron-left";
 import CheckCircleSolidIcon from "@vector-im/compound-design-tokens/assets/web/icons/check-circle-solid";
 import ErrorIcon from "@vector-im/compound-design-tokens/assets/web/icons/error";
@@ -23,21 +19,11 @@ import { _t } from "../../../languageHandler";
 import AccessibleButton from "../elements/AccessibleButton";
 import QRCode from "../elements/QRCode";
 import Spinner from "../elements/Spinner";
-import { Icon as InfoIcon } from "../../../../res/img/element-icons/i.svg";
 import { Click, Phase } from "./LoginWithQR-types";
 import SdkConfig from "../../../SdkConfig";
 import { FailureReason, LoginWithQRFailureReason } from "./LoginWithQR";
-import { XOR } from "../../../@types/common";
 import { ErrorMessage } from "../../structures/ErrorMessage";
 
-/**
- * @deprecated the MSC3906 implementation is deprecated in favour of MSC4108.
- */
-interface MSC3906Props extends Pick<Props, "phase" | "onClick" | "failureReason"> {
-    code?: string;
-    confirmationDigits?: string;
-}
-
 interface Props {
     phase: Phase;
     code?: Uint8Array;
@@ -47,19 +33,15 @@ interface Props {
     checkCode?: string;
 }
 
-// n.b MSC3886/MSC3903/MSC3906 that this is based on are now closed.
-// However, we want to keep this implementation around for some time.
-// TODO: define an end-of-life date for this implementation.
-
 /**
  * A component that implements the UI for sign in and E2EE set up with a QR code.
  *
- * This supports the unstable features of MSC3906 and MSC4108
+ * This supports the unstable features of MSC4108
  */
-export default class LoginWithQRFlow extends React.Component<XOR<Props, MSC3906Props>> {
+export default class LoginWithQRFlow extends React.Component<Props> {
     private checkCodeInput = createRef<HTMLInputElement>();
 
-    public constructor(props: XOR<Props, MSC3906Props>) {
+    public constructor(props: Props) {
         super(props);
     }
 
@@ -104,20 +86,17 @@ export default class LoginWithQRFlow extends React.Component<XOR<Props, MSC3906P
 
                 switch (this.props.failureReason) {
                     case MSC4108FailureReason.UnsupportedProtocol:
-                    case LegacyRendezvousFailureReason.UnsupportedProtocol:
                         title = _t("auth|qr_code_login|error_unsupported_protocol_title");
                         message = _t("auth|qr_code_login|error_unsupported_protocol");
                         break;
 
                     case MSC4108FailureReason.UserCancelled:
-                    case LegacyRendezvousFailureReason.UserCancelled:
                         title = _t("auth|qr_code_login|error_user_cancelled_title");
                         message = _t("auth|qr_code_login|error_user_cancelled");
                         break;
 
                     case MSC4108FailureReason.AuthorizationExpired:
                     case ClientRendezvousFailureReason.Expired:
-                    case LegacyRendezvousFailureReason.Expired:
                         title = _t("auth|qr_code_login|error_expired_title");
                         message = _t("auth|qr_code_login|error_expired");
                         break;
@@ -162,7 +141,6 @@ export default class LoginWithQRFlow extends React.Component<XOR<Props, MSC3906P
                         message = _t("auth|qr_code_login|error_etag_missing");
                         break;
 
-                    case LegacyRendezvousFailureReason.HomeserverLacksSupport:
                     case ClientRendezvousFailureReason.HomeserverLacksSupport:
                         success = null;
                         Icon = QrCodeIcon;
@@ -200,40 +178,6 @@ export default class LoginWithQRFlow extends React.Component<XOR<Props, MSC3906P
                 );
                 break;
             }
-            case Phase.LegacyConnected:
-                backButton = false;
-                main = (
-                    <>
-                        <p>{_t("auth|qr_code_login|confirm_code_match")}</p>
-                        <div className="mx_LoginWithQR_confirmationDigits">{this.props.confirmationDigits}</div>
-                        <div className="mx_LoginWithQR_confirmationAlert">
-                            <div>
-                                <InfoIcon />
-                            </div>
-                            <div>{_t("auth|qr_code_login|approve_access_warning")}</div>
-                        </div>
-                    </>
-                );
-
-                buttons = (
-                    <>
-                        <AccessibleButton
-                            data-testid="approve-login-button"
-                            kind="primary"
-                            onClick={this.handleClick(Click.Approve)}
-                        >
-                            {_t("action|approve")}
-                        </AccessibleButton>
-                        <AccessibleButton
-                            data-testid="decline-login-button"
-                            kind="primary_outline"
-                            onClick={this.handleClick(Click.Decline)}
-                        >
-                            {_t("action|cancel")}
-                        </AccessibleButton>
-                    </>
-                );
-                break;
             case Phase.OutOfBandConfirmation:
                 backButton = false;
                 main = (
@@ -288,8 +232,7 @@ export default class LoginWithQRFlow extends React.Component<XOR<Props, MSC3906P
                 break;
             case Phase.ShowingQR:
                 if (this.props.code) {
-                    const data =
+                    const data = this.props.code;
-                        typeof this.props.code !== "string" ? this.props.code : Buffer.from(this.props.code ?? "");
 
                     main = (
                         <>

src/components/views/settings/devices/LoginWithQRSection.tsx

@@ -8,10 +8,7 @@ Please see LICENSE files in the repository root for full details.
 
 import React from "react";
 import {
-    IGetLoginTokenCapability,
     IServerVersions,
-    GET_LOGIN_TOKEN_CAPABILITY,
-    Capabilities,
     IClientWellKnown,
     OidcClientConfig,
     MatrixClient,
@@ -28,27 +25,11 @@ import { useMatrixClientContext } from "../../../../contexts/MatrixClientContext
 interface IProps {
     onShowQr: () => void;
     versions?: IServerVersions;
-    capabilities?: Capabilities;
     wellKnown?: IClientWellKnown;
     oidcClientConfig?: OidcClientConfig;
     isCrossSigningReady?: boolean;
 }
 
-function shouldShowQrLegacy(
-    versions?: IServerVersions,
-    wellKnown?: IClientWellKnown,
-    capabilities?: Capabilities,
-): boolean {
-    // Needs server support for (get_login_token or OIDC Device Authorization Grant) and MSC3886:
-    // in r0 of MSC3882 it is exposed as a feature flag, but in stable and unstable r1 it is a capability
-    const loginTokenCapability = GET_LOGIN_TOKEN_CAPABILITY.findIn<IGetLoginTokenCapability>(capabilities);
-    const getLoginTokenSupported =
-        !!versions?.unstable_features?.["org.matrix.msc3882"] || !!loginTokenCapability?.enabled;
-    const msc3886Supported =
-        !!versions?.unstable_features?.["org.matrix.msc3886"] || !!wellKnown?.["io.element.rendezvous"]?.server;
-    return getLoginTokenSupported && msc3886Supported;
-}
-
 export function shouldShowQr(
     cli: MatrixClient,
     isCrossSigningReady: boolean,
@@ -73,15 +54,12 @@ export function shouldShowQr(
 const LoginWithQRSection: React.FC<IProps> = ({
     onShowQr,
     versions,
-    capabilities,
     wellKnown,
     oidcClientConfig,
     isCrossSigningReady,
 }) => {
     const cli = useMatrixClientContext();
-    const offerShowQr = oidcClientConfig
+    const offerShowQr = shouldShowQr(cli, !!isCrossSigningReady, oidcClientConfig, versions, wellKnown);
-        ? shouldShowQr(cli, !!isCrossSigningReady, oidcClientConfig, versions, wellKnown)
-        : shouldShowQrLegacy(versions, wellKnown, capabilities);
 
     return (
         <SettingsSubsection heading={_t("settings|sessions|sign_in_with_qr")}>

src/components/views/settings/tabs/user/SessionManagerTab.tsx

@@ -181,7 +181,6 @@ const SessionManagerTab: React.FC<{
     const userId = matrixClient?.getUserId();
     const currentUserMember = (userId && matrixClient?.getUser(userId)) || undefined;
     const clientVersions = useAsyncMemo(() => matrixClient.getVersions(), [matrixClient]);
-    const capabilities = useAsyncMemo(async () => matrixClient?.getCapabilities(), [matrixClient]);
     const wellKnown = useMemo(() => matrixClient?.getClientWellKnown(), [matrixClient]);
     const oidcClientConfig = useAsyncMemo(async () => {
         try {
@@ -292,12 +291,7 @@ const SessionManagerTab: React.FC<{
     if (signInWithQrMode) {
         return (
             <Suspense fallback={<Spinner />}>
-                <LoginWithQR
+                <LoginWithQR mode={signInWithQrMode} onFinished={onQrFinish} client={matrixClient} />
-                    mode={signInWithQrMode}
-                    onFinished={onQrFinish}
-                    client={matrixClient}
-                    legacy={!oidcClientConfig && !showMsc4108QrCode}
-                />
             </Suspense>
         );
     }
@@ -308,7 +302,6 @@ const SessionManagerTab: React.FC<{
                 <LoginWithQRSection
                     onShowQr={onShowQrClicked}
                     versions={clientVersions}
-                    capabilities={capabilities}
                     wellKnown={wellKnown}
                     oidcClientConfig={oidcClientConfig}
                     isCrossSigningReady={isCrossSigningReady}

src/i18n/strings/en_EN.json

@@ -250,13 +250,11 @@
         "phone_label": "Phone",
         "phone_optional_label": "Phone (optional)",
         "qr_code_login": {
-            "approve_access_warning": "By approving access for this device, it will have full access to your account.",
             "check_code_explainer": "This will verify that the connection to your other device is secure.",
             "check_code_heading": "Enter the number shown on your other device",
             "check_code_input_label": "2-digit code",
             "check_code_mismatch": "The numbers don't match",
             "completing_setup": "Completing set up of your new device",
-            "confirm_code_match": "Check that the code below matches with your other device:",
             "error_etag_missing": "An unexpected error occurred. This may be due to a browser extension, proxy server, or server misconfiguration.",
             "error_expired": "Sign in expired. Please try again.",
             "error_expired_title": "The sign in was not completed in time",
@@ -284,7 +282,6 @@
             "security_code": "Security code",
             "security_code_prompt": "If asked, enter the code below on your other device.",
             "select_qr_code": "Select \"%(scanQRCode)s\"",
-            "sign_in_new_device": "Sign in new device",
             "unsupported_explainer": "Your account provider doesn't support signing into a new device with a QR code.",
             "unsupported_heading": "QR code not supported",
             "waiting_for_device": "Waiting for device to sign in"

src/utils/UserInteractiveAuth.ts

@@ -1,47 +0,0 @@
-/*
-Copyright 2024 New Vector Ltd.
-Copyright 2022 The Matrix.org Foundation C.I.C.
-
-SPDX-License-Identifier: AGPL-3.0-only OR GPL-3.0-only
-Please see LICENSE files in the repository root for full details.
-*/
-
-import { AuthDict } from "matrix-js-sdk/src/interactive-auth";
-import { UIAResponse } from "matrix-js-sdk/src/matrix";
-
-import Modal from "../Modal";
-import InteractiveAuthDialog, { InteractiveAuthDialogProps } from "../components/views/dialogs/InteractiveAuthDialog";
-
-type FunctionWithUIA<R, A> = (auth?: AuthDict, ...args: A[]) => Promise<UIAResponse<R>>;
-
-export function wrapRequestWithDialog<R, A = any>(
-    requestFunction: FunctionWithUIA<R, A>,
-    opts: Omit<InteractiveAuthDialogProps<R>, "makeRequest" | "onFinished">,
-): (...args: A[]) => Promise<R> {
-    return async function (...args): Promise<R> {
-        return new Promise((resolve, reject) => {
-            const boundFunction = requestFunction.bind(opts.matrixClient) as FunctionWithUIA<R, A>;
-            boundFunction(undefined, ...args)
-                .then((res) => resolve(res as R))
-                .catch((error) => {
-                    if (error.httpStatus !== 401 || !error.data?.flows) {
-                        // doesn't look like an interactive-auth failure
-                        return reject(error);
-                    }
-
-                    Modal.createDialog(InteractiveAuthDialog, {
-                        ...opts,
-                        authData: error.data,
-                        makeRequest: (authData: AuthDict) => boundFunction(authData, ...args),
-                        onFinished: (success, result) => {
-                            if (success) {
-                                resolve(result as R);
-                            } else {
-                                reject(result);
-                            }
-                        },
-                    });
-                });
-        });
-    };
-}

test/unit-tests/components/views/settings/devices/LoginWithQR-test.tsx

@@ -7,20 +7,18 @@ Please see LICENSE files in the repository root for full details.
 */
 
 import { cleanup, render, waitFor } from "jest-matrix-react";
-import { MockedObject, mocked } from "jest-mock";
+import { mocked, MockedObject } from "jest-mock";
 import React from "react";
 import {
-    MSC3906Rendezvous,
-    LegacyRendezvousFailureReason,
     ClientRendezvousFailureReason,
-    MSC4108SignInWithQR,
     MSC4108FailureReason,
+    MSC4108SignInWithQR,
+    RendezvousError,
 } from "matrix-js-sdk/src/rendezvous";
-import { HTTPError, LoginTokenPostResponse } from "matrix-js-sdk/src/matrix";
+import { HTTPError, MatrixClient } from "matrix-js-sdk/src/matrix";
 
 import LoginWithQR from "../../../../../../src/components/views/auth/LoginWithQR";
 import { Click, Mode, Phase } from "../../../../../../src/components/views/auth/LoginWithQR-types";
-import type { MatrixClient } from "matrix-js-sdk/src/matrix";
 
 jest.mock("matrix-js-sdk/src/rendezvous");
 jest.mock("matrix-js-sdk/src/rendezvous/transports");
@@ -65,9 +63,6 @@ describe("<LoginWithQR />", () => {
         mode: Mode.Show,
         onFinished: jest.fn(),
     };
-    const mockConfirmationDigits = "mock-confirmation-digits";
-    const mockRendezvousCode = "mock-rendezvous-code";
-    const newDeviceId = "new-device-id";
 
     beforeEach(() => {
         mockedFlow.mockReset();
@@ -82,264 +77,10 @@ describe("<LoginWithQR />", () => {
         cleanup();
     });
 
-    describe("MSC3906", () => {
-        const getComponent = (props: { client: MatrixClient; onFinished?: () => void }) => (
-            <React.StrictMode>
-                <LoginWithQR {...defaultProps} {...props} />
-            </React.StrictMode>
-        );
-
-        beforeEach(() => {
-            jest.spyOn(MSC3906Rendezvous.prototype, "generateCode").mockResolvedValue();
-            // @ts-ignore
-            // workaround for https://github.com/facebook/jest/issues/9675
-            MSC3906Rendezvous.prototype.code = mockRendezvousCode;
-            jest.spyOn(MSC3906Rendezvous.prototype, "cancel").mockResolvedValue();
-            jest.spyOn(MSC3906Rendezvous.prototype, "startAfterShowingCode").mockResolvedValue(mockConfirmationDigits);
-            jest.spyOn(MSC3906Rendezvous.prototype, "declineLoginOnExistingDevice").mockResolvedValue();
-            jest.spyOn(MSC3906Rendezvous.prototype, "approveLoginOnExistingDevice").mockResolvedValue(newDeviceId);
-            jest.spyOn(MSC3906Rendezvous.prototype, "verifyNewDeviceOnExistingDevice").mockResolvedValue(undefined);
-            client.requestLoginToken.mockResolvedValue({
-                login_token: "token",
-                expires_in_ms: 1000 * 1000,
-            } as LoginTokenPostResponse); // we force the type here so that it works with versions of js-sdk that don't have r1 support yet
-        });
-
-        test("no homeserver support", async () => {
-            // simulate no support
-            jest.spyOn(MSC3906Rendezvous.prototype, "generateCode").mockRejectedValue("");
-            render(getComponent({ client }));
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith({
-                    phase: Phase.Error,
-                    failureReason: LegacyRendezvousFailureReason.HomeserverLacksSupport,
-                    onClick: expect.any(Function),
-                }),
-            );
-            const rendezvous = mocked(MSC3906Rendezvous).mock.instances[0];
-            expect(rendezvous.generateCode).toHaveBeenCalled();
-        });
-
-        test("failed to connect", async () => {
-            jest.spyOn(MSC3906Rendezvous.prototype, "startAfterShowingCode").mockRejectedValue("");
-            render(getComponent({ client }));
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith({
-                    phase: Phase.Error,
-                    failureReason: ClientRendezvousFailureReason.Unknown,
-                    onClick: expect.any(Function),
-                }),
-            );
-            const rendezvous = mocked(MSC3906Rendezvous).mock.instances[0];
-            expect(rendezvous.generateCode).toHaveBeenCalled();
-            expect(rendezvous.startAfterShowingCode).toHaveBeenCalled();
-        });
-
-        test("render QR then back", async () => {
-            const onFinished = jest.fn();
-            jest.spyOn(MSC3906Rendezvous.prototype, "startAfterShowingCode").mockReturnValue(unresolvedPromise());
-            render(getComponent({ client, onFinished }));
-            const rendezvous = mocked(MSC3906Rendezvous).mock.instances[0];
-
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith(
-                    expect.objectContaining({
-                        phase: Phase.ShowingQR,
-                    }),
-                ),
-            );
-            // display QR code
-            expect(mockedFlow).toHaveBeenLastCalledWith({
-                phase: Phase.ShowingQR,
-                code: mockRendezvousCode,
-                onClick: expect.any(Function),
-            });
-            expect(rendezvous.generateCode).toHaveBeenCalled();
-            expect(rendezvous.startAfterShowingCode).toHaveBeenCalled();
-
-            // back
-            const onClick = mockedFlow.mock.calls[0][0].onClick;
-            await onClick(Click.Back);
-            expect(onFinished).toHaveBeenCalledWith(false);
-            expect(rendezvous.cancel).toHaveBeenCalledWith(LegacyRendezvousFailureReason.UserCancelled);
-        });
-
-        test("render QR then decline", async () => {
-            const onFinished = jest.fn();
-            render(getComponent({ client, onFinished }));
-            const rendezvous = mocked(MSC3906Rendezvous).mock.instances[0];
-
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith(
-                    expect.objectContaining({
-                        phase: Phase.LegacyConnected,
-                    }),
-                ),
-            );
-            expect(mockedFlow).toHaveBeenLastCalledWith({
-                phase: Phase.LegacyConnected,
-                confirmationDigits: mockConfirmationDigits,
-                onClick: expect.any(Function),
-            });
-
-            // decline
-            const onClick = mockedFlow.mock.calls[0][0].onClick;
-            await onClick(Click.Decline);
-            expect(onFinished).toHaveBeenCalledWith(false);
-
-            expect(rendezvous.generateCode).toHaveBeenCalled();
-            expect(rendezvous.startAfterShowingCode).toHaveBeenCalled();
-            expect(rendezvous.declineLoginOnExistingDevice).toHaveBeenCalled();
-        });
-
-        test("approve - no crypto", async () => {
-            (client as any).getCrypto = () => undefined;
-            const onFinished = jest.fn();
-            render(getComponent({ client, onFinished }));
-            const rendezvous = mocked(MSC3906Rendezvous).mock.instances[0];
-
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith(
-                    expect.objectContaining({
-                        phase: Phase.LegacyConnected,
-                    }),
-                ),
-            );
-            expect(mockedFlow).toHaveBeenLastCalledWith({
-                phase: Phase.LegacyConnected,
-                confirmationDigits: mockConfirmationDigits,
-                onClick: expect.any(Function),
-            });
-            expect(rendezvous.generateCode).toHaveBeenCalled();
-            expect(rendezvous.startAfterShowingCode).toHaveBeenCalled();
-
-            // approve
-            const onClick = mockedFlow.mock.calls[0][0].onClick;
-            await onClick(Click.Approve);
-
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith(
-                    expect.objectContaining({
-                        phase: Phase.WaitingForDevice,
-                    }),
-                ),
-            );
-
-            expect(rendezvous.approveLoginOnExistingDevice).toHaveBeenCalledWith("token");
-
-            expect(onFinished).toHaveBeenCalledWith(true);
-        });
-
-        test("approve + verifying", async () => {
-            const onFinished = jest.fn();
-            jest.spyOn(MSC3906Rendezvous.prototype, "verifyNewDeviceOnExistingDevice").mockImplementation(() =>
-                unresolvedPromise(),
-            );
-            render(getComponent({ client, onFinished }));
-            const rendezvous = mocked(MSC3906Rendezvous).mock.instances[0];
-
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith(
-                    expect.objectContaining({
-                        phase: Phase.LegacyConnected,
-                    }),
-                ),
-            );
-            expect(mockedFlow).toHaveBeenLastCalledWith({
-                phase: Phase.LegacyConnected,
-                confirmationDigits: mockConfirmationDigits,
-                onClick: expect.any(Function),
-            });
-            expect(rendezvous.generateCode).toHaveBeenCalled();
-            expect(rendezvous.startAfterShowingCode).toHaveBeenCalled();
-
-            // approve
-            const onClick = mockedFlow.mock.calls[0][0].onClick;
-            onClick(Click.Approve);
-
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith(
-                    expect.objectContaining({
-                        phase: Phase.Verifying,
-                    }),
-                ),
-            );
-
-            expect(rendezvous.approveLoginOnExistingDevice).toHaveBeenCalledWith("token");
-            expect(rendezvous.verifyNewDeviceOnExistingDevice).toHaveBeenCalled();
-            // expect(onFinished).toHaveBeenCalledWith(true);
-        });
-
-        test("approve + verify", async () => {
-            const onFinished = jest.fn();
-            render(getComponent({ client, onFinished }));
-            const rendezvous = mocked(MSC3906Rendezvous).mock.instances[0];
-
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith(
-                    expect.objectContaining({
-                        phase: Phase.LegacyConnected,
-                    }),
-                ),
-            );
-            expect(mockedFlow).toHaveBeenLastCalledWith({
-                phase: Phase.LegacyConnected,
-                confirmationDigits: mockConfirmationDigits,
-                onClick: expect.any(Function),
-            });
-            expect(rendezvous.generateCode).toHaveBeenCalled();
-            expect(rendezvous.startAfterShowingCode).toHaveBeenCalled();
-
-            // approve
-            const onClick = mockedFlow.mock.calls[0][0].onClick;
-            await onClick(Click.Approve);
-            expect(rendezvous.approveLoginOnExistingDevice).toHaveBeenCalledWith("token");
-            expect(rendezvous.verifyNewDeviceOnExistingDevice).toHaveBeenCalled();
-            expect(rendezvous.close).toHaveBeenCalled();
-            expect(onFinished).toHaveBeenCalledWith(true);
-        });
-
-        test("approve - rate limited", async () => {
-            mocked(client.requestLoginToken).mockRejectedValue(new HTTPError("rate limit reached", 429));
-            const onFinished = jest.fn();
-            render(getComponent({ client, onFinished }));
-            const rendezvous = mocked(MSC3906Rendezvous).mock.instances[0];
-
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith(
-                    expect.objectContaining({
-                        phase: Phase.LegacyConnected,
-                    }),
-                ),
-            );
-            expect(mockedFlow).toHaveBeenLastCalledWith({
-                phase: Phase.LegacyConnected,
-                confirmationDigits: mockConfirmationDigits,
-                onClick: expect.any(Function),
-            });
-            expect(rendezvous.generateCode).toHaveBeenCalled();
-            expect(rendezvous.startAfterShowingCode).toHaveBeenCalled();
-
-            // approve
-            const onClick = mockedFlow.mock.calls[0][0].onClick;
-            await onClick(Click.Approve);
-
-            // the 429 error should be handled and mapped
-            await waitFor(() =>
-                expect(mockedFlow).toHaveBeenLastCalledWith(
-                    expect.objectContaining({
-                        phase: Phase.Error,
-                        failureReason: "rate_limited",
-                    }),
-                ),
-            );
-        });
-    });
-
     describe("MSC4108", () => {
         const getComponent = (props: { client: MatrixClient; onFinished?: () => void }) => (
             <React.StrictMode>
-                <LoginWithQR {...defaultProps} {...props} legacy={false} />
+                <LoginWithQR {...defaultProps} {...props} />
             </React.StrictMode>
         );
 
@@ -363,7 +104,7 @@ describe("<LoginWithQR />", () => {
             const onClick = mockedFlow.mock.calls[0][0].onClick;
             await onClick(Click.Back);
             expect(onFinished).toHaveBeenCalledWith(false);
-            expect(rendezvous.cancel).toHaveBeenCalledWith(LegacyRendezvousFailureReason.UserCancelled);
+            expect(rendezvous.cancel).toHaveBeenCalledWith(MSC4108FailureReason.UserCancelled);
         });
 
         test("failed to connect", async () => {
@@ -404,6 +145,27 @@ describe("<LoginWithQR />", () => {
             expect(global.window.open).toHaveBeenCalledWith("mock-verification-uri", "_blank");
         });
 
+        test("handles errors during protocol negotiation", async () => {
+            render(getComponent({ client }));
+            jest.spyOn(MSC4108SignInWithQR.prototype, "cancel").mockResolvedValue();
+            const err = new RendezvousError("Unknown Failure", MSC4108FailureReason.UnsupportedProtocol);
+            // @ts-ignore work-around for lazy mocks
+            err.code = MSC4108FailureReason.UnsupportedProtocol;
+            jest.spyOn(MSC4108SignInWithQR.prototype, "negotiateProtocols").mockRejectedValue(err);
+            await waitFor(() =>
+                expect(mockedFlow).toHaveBeenLastCalledWith(
+                    expect.objectContaining({
+                        phase: Phase.ShowingQR,
+                    }),
+                ),
+            );
+
+            await waitFor(() => {
+                const rendezvous = mocked(MSC4108SignInWithQR).mock.instances[0];
+                expect(rendezvous.cancel).toHaveBeenCalledWith(MSC4108FailureReason.UnsupportedProtocol);
+            });
+        });
+
         test("handles errors during reciprocation", async () => {
             render(getComponent({ client }));
             jest.spyOn(MSC4108SignInWithQR.prototype, "negotiateProtocols").mockResolvedValue({});

test/unit-tests/components/views/settings/devices/LoginWithQRFlow-test.tsx

@@ -8,11 +8,7 @@ Please see LICENSE files in the repository root for full details.
 
 import { cleanup, fireEvent, render, screen, waitFor } from "jest-matrix-react";
 import React from "react";
-import {
+import { ClientRendezvousFailureReason, MSC4108FailureReason } from "matrix-js-sdk/src/rendezvous";
-    ClientRendezvousFailureReason,
-    LegacyRendezvousFailureReason,
-    MSC4108FailureReason,
-} from "matrix-js-sdk/src/rendezvous";
 
 import LoginWithQRFlow from "../../../../../../src/components/views/auth/LoginWithQRFlow";
 import { LoginWithQRFailureReason, FailureReason } from "../../../../../../src/components/views/auth/LoginWithQR";
@@ -29,8 +25,7 @@ describe("<LoginWithQRFlow />", () => {
         phase: Phase;
         onClick?: () => Promise<void>;
         failureReason?: FailureReason;
-        code?: string;
+        code?: Uint8Array;
-        confirmationDigits?: string;
     }) => <LoginWithQRFlow {...defaultProps} {...props} />;
 
     beforeEach(() => {});
@@ -54,24 +49,14 @@ describe("<LoginWithQRFlow />", () => {
     });
 
     it("renders QR code", async () => {
-        const { container } = render(getComponent({ phase: Phase.ShowingQR, code: "mock-code" }));
+        const { container } = render(
+            getComponent({ phase: Phase.ShowingQR, code: new TextEncoder().encode("mock-code") }),
+        );
         // QR code is rendered async so we wait for it:
         await waitFor(() => screen.getAllByAltText("QR Code").length === 1);
         expect(container).toMatchSnapshot();
     });
 
-    it("renders code when connected", async () => {
-        const { container } = render(getComponent({ phase: Phase.LegacyConnected, confirmationDigits: "mock-digits" }));
-        expect(screen.getAllByText("mock-digits")).toHaveLength(1);
-        expect(screen.getAllByTestId("decline-login-button")).toHaveLength(1);
-        expect(screen.getAllByTestId("approve-login-button")).toHaveLength(1);
-        expect(container).toMatchSnapshot();
-        fireEvent.click(screen.getByTestId("decline-login-button"));
-        expect(onClick).toHaveBeenCalledWith(Click.Decline, undefined);
-        fireEvent.click(screen.getByTestId("approve-login-button"));
-        expect(onClick).toHaveBeenCalledWith(Click.Approve, undefined);
-    });
-
     it("renders spinner while signing in", async () => {
         const { container } = render(getComponent({ phase: Phase.WaitingForDevice }));
         expect(screen.getAllByTestId("cancel-button")).toHaveLength(1);
@@ -92,7 +77,6 @@ describe("<LoginWithQRFlow />", () => {
 
     describe("errors", () => {
         for (const failureReason of [
-            ...Object.values(LegacyRendezvousFailureReason),
             ...Object.values(MSC4108FailureReason),
             ...Object.values(LoginWithQRFailureReason),
             ...Object.values(ClientRendezvousFailureReason),

test/unit-tests/components/views/settings/devices/LoginWithQRSection-test.tsx

@@ -8,7 +8,7 @@ Please see LICENSE files in the repository root for full details.
 
 import { render } from "jest-matrix-react";
 import { mocked } from "jest-mock";
-import { IClientWellKnown, IServerVersions, MatrixClient, GET_LOGIN_TOKEN_CAPABILITY } from "matrix-js-sdk/src/matrix";
+import { IClientWellKnown, IServerVersions, MatrixClient } from "matrix-js-sdk/src/matrix";
 import React from "react";
 import fetchMock from "fetch-mock-jest";
 
@@ -51,73 +51,6 @@ describe("<LoginWithQRSection />", () => {
         jest.spyOn(MatrixClientPeg, "get").mockReturnValue(makeClient({}));
     });
 
-    describe("MSC3906", () => {
-        const defaultProps = {
-            onShowQr: () => {},
-            versions: makeVersions({}),
-            wellKnown: {},
-        };
-
-        const getComponent = (props = {}) => <LoginWithQRSection {...defaultProps} {...props} />;
-
-        describe("should not render", () => {
-            it("no support at all", () => {
-                const { container } = render(getComponent());
-                expect(container).toMatchSnapshot();
-            });
-
-            it("only get_login_token enabled", async () => {
-                const { container } = render(
-                    getComponent({ capabilities: { [GET_LOGIN_TOKEN_CAPABILITY.name]: { enabled: true } } }),
-                );
-                expect(container).toMatchSnapshot();
-            });
-
-            it("MSC3886 + get_login_token disabled", async () => {
-                const { container } = render(
-                    getComponent({
-                        versions: makeVersions({ "org.matrix.msc3886": true }),
-                        capabilities: { [GET_LOGIN_TOKEN_CAPABILITY.name]: { enabled: false } },
-                    }),
-                );
-                expect(container).toMatchSnapshot();
-            });
-        });
-
-        describe("should render panel", () => {
-            it("get_login_token + MSC3886", async () => {
-                const { container } = render(
-                    getComponent({
-                        versions: makeVersions({
-                            "org.matrix.msc3886": true,
-                        }),
-                        capabilities: {
-                            [GET_LOGIN_TOKEN_CAPABILITY.name]: { enabled: true },
-                        },
-                    }),
-                );
-                expect(container).toMatchSnapshot();
-            });
-
-            it("get_login_token + .well-known", async () => {
-                const wellKnown = {
-                    "io.element.rendezvous": {
-                        server: "https://rz.local",
-                    },
-                };
-                jest.spyOn(MatrixClientPeg, "get").mockReturnValue(makeClient(wellKnown));
-                const { container } = render(
-                    getComponent({
-                        versions: makeVersions({}),
-                        capabilities: { [GET_LOGIN_TOKEN_CAPABILITY.name]: { enabled: true } },
-                        wellKnown,
-                    }),
-                );
-                expect(container).toMatchSnapshot();
-            });
-        });
-    });
-
     describe("MSC4108", () => {
         describe("MSC4108", () => {
             const defaultProps = {

test/unit-tests/components/views/settings/devices/__snapshots__/LoginWithQRFlow-test.tsx.snap

@@ -252,48 +252,6 @@ exports[`<LoginWithQRFlow /> errors renders expired 1`] = `
 </div>
 `;
 
-exports[`<LoginWithQRFlow /> errors renders expired 2`] = `
-<div>
-  <div
-    class="mx_LoginWithQR mx_LoginWithQR_error"
-    data-testid="login-with-qr"
-  >
-    <div
-      class="mx_LoginWithQR_main"
-    >
-      <div
-        class="mx_LoginWithQR_icon mx_LoginWithQR_icon--critical"
-      >
-        <svg
-          fill="currentColor"
-          height="32px"
-          viewBox="0 0 24 24"
-          width="32px"
-          xmlns="http://www.w3.org/2000/svg"
-        >
-          <path
-            d="M12 17a.97.97 0 0 0 .713-.288A.968.968 0 0 0 13 16a.968.968 0 0 0-.287-.713A.968.968 0 0 0 12 15a.968.968 0 0 0-.713.287A.968.968 0 0 0 11 16c0 .283.096.52.287.712.192.192.43.288.713.288Zm0-4c.283 0 .52-.096.713-.287A.968.968 0 0 0 13 12V8a.967.967 0 0 0-.287-.713A.968.968 0 0 0 12 7a.968.968 0 0 0-.713.287A.967.967 0 0 0 11 8v4c0 .283.096.52.287.713.192.191.43.287.713.287Zm0 9a9.738 9.738 0 0 1-3.9-.788 10.099 10.099 0 0 1-3.175-2.137c-.9-.9-1.612-1.958-2.137-3.175A9.738 9.738 0 0 1 2 12a9.74 9.74 0 0 1 .788-3.9 10.099 10.099 0 0 1 2.137-3.175c.9-.9 1.958-1.612 3.175-2.137A9.738 9.738 0 0 1 12 2a9.74 9.74 0 0 1 3.9.788 10.098 10.098 0 0 1 3.175 2.137c.9.9 1.613 1.958 2.137 3.175A9.738 9.738 0 0 1 22 12a9.738 9.738 0 0 1-.788 3.9 10.098 10.098 0 0 1-2.137 3.175c-.9.9-1.958 1.613-3.175 2.137A9.738 9.738 0 0 1 12 22Z"
-          />
-        </svg>
-      </div>
-      <h1
-        class="_typography_yh5dq_162 _font-heading-sm-semibold_yh5dq_102"
-      >
-        The sign in was not completed in time
-      </h1>
-      <p
-        data-testid="cancellation-message"
-      >
-        Sign in expired. Please try again.
-      </p>
-    </div>
-    <div
-      class="mx_LoginWithQR_buttons"
-    />
-  </div>
-</div>
-`;
-
 exports[`<LoginWithQRFlow /> errors renders homeserver_lacks_support 1`] = `
 <div>
   <div
@@ -374,86 +332,6 @@ exports[`<LoginWithQRFlow /> errors renders homeserver_lacks_support 1`] = `
 </div>
 `;
 
-exports[`<LoginWithQRFlow /> errors renders homeserver_lacks_support 2`] = `
-<div>
-  <div
-    class="mx_LoginWithQR mx_LoginWithQR_error"
-    data-testid="login-with-qr"
-  >
-    <div
-      class="mx_LoginWithQR_heading"
-    >
-      <div
-        aria-label="Back"
-        class="mx_AccessibleButton mx_LoginWithQR_BackButton"
-        data-testid="back-button"
-        role="button"
-        tabindex="0"
-      >
-        <svg
-          fill="currentColor"
-          height="1em"
-          viewBox="0 0 24 24"
-          width="1em"
-          xmlns="http://www.w3.org/2000/svg"
-        >
-          <path
-            d="m13.3 17.3-4.6-4.6a.877.877 0 0 1-.213-.325A1.106 1.106 0 0 1 8.425 12c0-.133.02-.258.062-.375A.878.878 0 0 1 8.7 11.3l4.6-4.6a.948.948 0 0 1 .7-.275.95.95 0 0 1 .7.275.948.948 0 0 1 .275.7.948.948 0 0 1-.275.7L10.8 12l3.9 3.9a.949.949 0 0 1 .275.7.948.948 0 0 1-.275.7.948.948 0 0 1-.7.275.948.948 0 0 1-.7-.275Z"
-          />
-        </svg>
-      </div>
-      <div
-        class="mx_LoginWithQR_breadcrumbs"
-      >
-        Sessions
-         / 
-        Link new device
-      </div>
-    </div>
-    <div
-      class="mx_LoginWithQR_main"
-    >
-      <div
-        class="mx_LoginWithQR_icon"
-      >
-        <svg
-          fill="currentColor"
-          height="32px"
-          viewBox="0 0 24 24"
-          width="32px"
-          xmlns="http://www.w3.org/2000/svg"
-        >
-          <path
-            clip-rule="evenodd"
-            d="M3 4a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1V4Zm2 5V5h4v4H5Zm-2 5a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1v-6Zm2 5v-4h4v4H5Zm9-16a1 1 0 0 0-1 1v6a1 1 0 0 0 1 1h6a1 1 0 0 0 1-1V4a1 1 0 0 0-1-1h-6Zm1 2v4h4V5h-4Z"
-            fill-rule="evenodd"
-          />
-          <path
-            d="M15 16v-3h-2v3h2Z"
-          />
-          <path
-            d="M17 16h-2v2h-2v3h2v-3h2v2h4v-2h-2v-5h-2v3Z"
-          />
-        </svg>
-      </div>
-      <h1
-        class="_typography_yh5dq_162 _font-heading-sm-semibold_yh5dq_102"
-      >
-        QR code not supported
-      </h1>
-      <p
-        data-testid="cancellation-message"
-      >
-        Your account provider doesn't support signing into a new device with a QR code.
-      </p>
-    </div>
-    <div
-      class="mx_LoginWithQR_buttons"
-    />
-  </div>
-</div>
-`;
-
 exports[`<LoginWithQRFlow /> errors renders insecure_channel_detected 1`] = `
 <div>
   <div
@@ -761,90 +639,6 @@ exports[`<LoginWithQRFlow /> errors renders unknown 1`] = `
 </div>
 `;
 
-exports[`<LoginWithQRFlow /> errors renders unknown 2`] = `
-<div>
-  <div
-    class="mx_LoginWithQR mx_LoginWithQR_error"
-    data-testid="login-with-qr"
-  >
-    <div
-      class="mx_LoginWithQR_main"
-    >
-      <div
-        class="mx_LoginWithQR_icon mx_LoginWithQR_icon--critical"
-      >
-        <svg
-          fill="currentColor"
-          height="32px"
-          viewBox="0 0 24 24"
-          width="32px"
-          xmlns="http://www.w3.org/2000/svg"
-        >
-          <path
-            d="M12 17a.97.97 0 0 0 .713-.288A.968.968 0 0 0 13 16a.968.968 0 0 0-.287-.713A.968.968 0 0 0 12 15a.968.968 0 0 0-.713.287A.968.968 0 0 0 11 16c0 .283.096.52.287.712.192.192.43.288.713.288Zm0-4c.283 0 .52-.096.713-.287A.968.968 0 0 0 13 12V8a.967.967 0 0 0-.287-.713A.968.968 0 0 0 12 7a.968.968 0 0 0-.713.287A.967.967 0 0 0 11 8v4c0 .283.096.52.287.713.192.191.43.287.713.287Zm0 9a9.738 9.738 0 0 1-3.9-.788 10.099 10.099 0 0 1-3.175-2.137c-.9-.9-1.612-1.958-2.137-3.175A9.738 9.738 0 0 1 2 12a9.74 9.74 0 0 1 .788-3.9 10.099 10.099 0 0 1 2.137-3.175c.9-.9 1.958-1.612 3.175-2.137A9.738 9.738 0 0 1 12 2a9.74 9.74 0 0 1 3.9.788 10.098 10.098 0 0 1 3.175 2.137c.9.9 1.613 1.958 2.137 3.175A9.738 9.738 0 0 1 22 12a9.738 9.738 0 0 1-.788 3.9 10.098 10.098 0 0 1-2.137 3.175c-.9.9-1.958 1.613-3.175 2.137A9.738 9.738 0 0 1 12 22Z"
-          />
-        </svg>
-      </div>
-      <h1
-        class="_typography_yh5dq_162 _font-heading-sm-semibold_yh5dq_102"
-      >
-        Something went wrong!
-      </h1>
-      <p
-        data-testid="cancellation-message"
-      >
-        An unexpected error occurred. The request to connect your other device has been cancelled.
-      </p>
-    </div>
-    <div
-      class="mx_LoginWithQR_buttons"
-    />
-  </div>
-</div>
-`;
-
-exports[`<LoginWithQRFlow /> errors renders unsupported_algorithm 1`] = `
-<div>
-  <div
-    class="mx_LoginWithQR mx_LoginWithQR_error"
-    data-testid="login-with-qr"
-  >
-    <div
-      class="mx_LoginWithQR_main"
-    >
-      <div
-        class="mx_LoginWithQR_icon mx_LoginWithQR_icon--critical"
-      >
-        <svg
-          fill="currentColor"
-          height="32px"
-          viewBox="0 0 24 24"
-          width="32px"
-          xmlns="http://www.w3.org/2000/svg"
-        >
-          <path
-            d="M12 17a.97.97 0 0 0 .713-.288A.968.968 0 0 0 13 16a.968.968 0 0 0-.287-.713A.968.968 0 0 0 12 15a.968.968 0 0 0-.713.287A.968.968 0 0 0 11 16c0 .283.096.52.287.712.192.192.43.288.713.288Zm0-4c.283 0 .52-.096.713-.287A.968.968 0 0 0 13 12V8a.967.967 0 0 0-.287-.713A.968.968 0 0 0 12 7a.968.968 0 0 0-.713.287A.967.967 0 0 0 11 8v4c0 .283.096.52.287.713.192.191.43.287.713.287Zm0 9a9.738 9.738 0 0 1-3.9-.788 10.099 10.099 0 0 1-3.175-2.137c-.9-.9-1.612-1.958-2.137-3.175A9.738 9.738 0 0 1 2 12a9.74 9.74 0 0 1 .788-3.9 10.099 10.099 0 0 1 2.137-3.175c.9-.9 1.958-1.612 3.175-2.137A9.738 9.738 0 0 1 12 2a9.74 9.74 0 0 1 3.9.788 10.098 10.098 0 0 1 3.175 2.137c.9.9 1.613 1.958 2.137 3.175A9.738 9.738 0 0 1 22 12a9.738 9.738 0 0 1-.788 3.9 10.098 10.098 0 0 1-2.137 3.175c-.9.9-1.958 1.613-3.175 2.137A9.738 9.738 0 0 1 12 22Z"
-          />
-        </svg>
-      </div>
-      <h1
-        class="_typography_yh5dq_162 _font-heading-sm-semibold_yh5dq_102"
-      >
-        Something went wrong!
-      </h1>
-      <p
-        data-testid="cancellation-message"
-      >
-        An unexpected error occurred. The request to connect your other device has been cancelled.
-      </p>
-    </div>
-    <div
-      class="mx_LoginWithQR_buttons"
-    />
-  </div>
-</div>
-`;
-
 exports[`<LoginWithQRFlow /> errors renders unsupported_protocol 1`] = `
 <div>
   <div
@@ -887,48 +681,6 @@ exports[`<LoginWithQRFlow /> errors renders unsupported_protocol 1`] = `
 </div>
 `;
 
-exports[`<LoginWithQRFlow /> errors renders unsupported_protocol 2`] = `
-<div>
-  <div
-    class="mx_LoginWithQR mx_LoginWithQR_error"
-    data-testid="login-with-qr"
-  >
-    <div
-      class="mx_LoginWithQR_main"
-    >
-      <div
-        class="mx_LoginWithQR_icon mx_LoginWithQR_icon--critical"
-      >
-        <svg
-          fill="currentColor"
-          height="32px"
-          viewBox="0 0 24 24"
-          width="32px"
-          xmlns="http://www.w3.org/2000/svg"
-        >
-          <path
-            d="M12 17a.97.97 0 0 0 .713-.288A.968.968 0 0 0 13 16a.968.968 0 0 0-.287-.713A.968.968 0 0 0 12 15a.968.968 0 0 0-.713.287A.968.968 0 0 0 11 16c0 .283.096.52.287.712.192.192.43.288.713.288Zm0-4c.283 0 .52-.096.713-.287A.968.968 0 0 0 13 12V8a.967.967 0 0 0-.287-.713A.968.968 0 0 0 12 7a.968.968 0 0 0-.713.287A.967.967 0 0 0 11 8v4c0 .283.096.52.287.713.192.191.43.287.713.287Zm0 9a9.738 9.738 0 0 1-3.9-.788 10.099 10.099 0 0 1-3.175-2.137c-.9-.9-1.612-1.958-2.137-3.175A9.738 9.738 0 0 1 2 12a9.74 9.74 0 0 1 .788-3.9 10.099 10.099 0 0 1 2.137-3.175c.9-.9 1.958-1.612 3.175-2.137A9.738 9.738 0 0 1 12 2a9.74 9.74 0 0 1 3.9.788 10.098 10.098 0 0 1 3.175 2.137c.9.9 1.613 1.958 2.137 3.175A9.738 9.738 0 0 1 22 12a9.738 9.738 0 0 1-.788 3.9 10.098 10.098 0 0 1-2.137 3.175c-.9.9-1.958 1.613-3.175 2.137A9.738 9.738 0 0 1 12 22Z"
-          />
-        </svg>
-      </div>
-      <h1
-        class="_typography_yh5dq_162 _font-heading-sm-semibold_yh5dq_102"
-      >
-        Other device not compatible
-      </h1>
-      <p
-        data-testid="cancellation-message"
-      >
-        This device does not support signing in to the other device with a QR code.
-      </p>
-    </div>
-    <div
-      class="mx_LoginWithQR_buttons"
-    />
-  </div>
-</div>
-`;
-
 exports[`<LoginWithQRFlow /> errors renders user_cancelled 1`] = `
 <div>
   <div
@@ -971,48 +723,6 @@ exports[`<LoginWithQRFlow /> errors renders user_cancelled 1`] = `
 </div>
 `;
 
-exports[`<LoginWithQRFlow /> errors renders user_cancelled 2`] = `
-<div>
-  <div
-    class="mx_LoginWithQR mx_LoginWithQR_error"
-    data-testid="login-with-qr"
-  >
-    <div
-      class="mx_LoginWithQR_main"
-    >
-      <div
-        class="mx_LoginWithQR_icon mx_LoginWithQR_icon--critical"
-      >
-        <svg
-          fill="currentColor"
-          height="32px"
-          viewBox="0 0 24 24"
-          width="32px"
-          xmlns="http://www.w3.org/2000/svg"
-        >
-          <path
-            d="M12 17a.97.97 0 0 0 .713-.288A.968.968 0 0 0 13 16a.968.968 0 0 0-.287-.713A.968.968 0 0 0 12 15a.968.968 0 0 0-.713.287A.968.968 0 0 0 11 16c0 .283.096.52.287.712.192.192.43.288.713.288Zm0-4c.283 0 .52-.096.713-.287A.968.968 0 0 0 13 12V8a.967.967 0 0 0-.287-.713A.968.968 0 0 0 12 7a.968.968 0 0 0-.713.287A.967.967 0 0 0 11 8v4c0 .283.096.52.287.713.192.191.43.287.713.287Zm0 9a9.738 9.738 0 0 1-3.9-.788 10.099 10.099 0 0 1-3.175-2.137c-.9-.9-1.612-1.958-2.137-3.175A9.738 9.738 0 0 1 2 12a9.74 9.74 0 0 1 .788-3.9 10.099 10.099 0 0 1 2.137-3.175c.9-.9 1.958-1.612 3.175-2.137A9.738 9.738 0 0 1 12 2a9.74 9.74 0 0 1 3.9.788 10.098 10.098 0 0 1 3.175 2.137c.9.9 1.613 1.958 2.137 3.175A9.738 9.738 0 0 1 22 12a9.738 9.738 0 0 1-.788 3.9 10.098 10.098 0 0 1-2.137 3.175c-.9.9-1.958 1.613-3.175 2.137A9.738 9.738 0 0 1 12 22Z"
-          />
-        </svg>
-      </div>
-      <h1
-        class="_typography_yh5dq_162 _font-heading-sm-semibold_yh5dq_102"
-      >
-        Sign in request cancelled
-      </h1>
-      <p
-        data-testid="cancellation-message"
-      >
-        The sign in was cancelled on the other device.
-      </p>
-    </div>
-    <div
-      class="mx_LoginWithQR_buttons"
-    />
-  </div>
-</div>
-`;
-
 exports[`<LoginWithQRFlow /> errors renders user_declined 1`] = `
 <div>
   <div
@@ -1055,48 +765,6 @@ exports[`<LoginWithQRFlow /> errors renders user_declined 1`] = `
 </div>
 `;
 
-exports[`<LoginWithQRFlow /> errors renders user_declined 2`] = `
-<div>
-  <div
-    class="mx_LoginWithQR mx_LoginWithQR_error"
-    data-testid="login-with-qr"
-  >
-    <div
-      class="mx_LoginWithQR_main"
-    >
-      <div
-        class="mx_LoginWithQR_icon mx_LoginWithQR_icon--critical"
-      >
-        <svg
-          fill="currentColor"
-          height="32px"
-          viewBox="0 0 24 24"
-          width="32px"
-          xmlns="http://www.w3.org/2000/svg"
-        >
-          <path
-            d="M12 17a.97.97 0 0 0 .713-.288A.968.968 0 0 0 13 16a.968.968 0 0 0-.287-.713A.968.968 0 0 0 12 15a.968.968 0 0 0-.713.287A.968.968 0 0 0 11 16c0 .283.096.52.287.712.192.192.43.288.713.288Zm0-4c.283 0 .52-.096.713-.287A.968.968 0 0 0 13 12V8a.967.967 0 0 0-.287-.713A.968.968 0 0 0 12 7a.968.968 0 0 0-.713.287A.967.967 0 0 0 11 8v4c0 .283.096.52.287.713.192.191.43.287.713.287Zm0 9a9.738 9.738 0 0 1-3.9-.788 10.099 10.099 0 0 1-3.175-2.137c-.9-.9-1.612-1.958-2.137-3.175A9.738 9.738 0 0 1 2 12a9.74 9.74 0 0 1 .788-3.9 10.099 10.099 0 0 1 2.137-3.175c.9-.9 1.958-1.612 3.175-2.137A9.738 9.738 0 0 1 12 2a9.74 9.74 0 0 1 3.9.788 10.098 10.098 0 0 1 3.175 2.137c.9.9 1.613 1.958 2.137 3.175A9.738 9.738 0 0 1 22 12a9.738 9.738 0 0 1-.788 3.9 10.098 10.098 0 0 1-2.137 3.175c-.9.9-1.958 1.613-3.175 2.137A9.738 9.738 0 0 1 12 22Z"
-          />
-        </svg>
-      </div>
-      <h1
-        class="_typography_yh5dq_162 _font-heading-sm-semibold_yh5dq_102"
-      >
-        Sign in declined
-      </h1>
-      <p
-        data-testid="cancellation-message"
-      >
-        You or the account provider declined the sign in request.
-      </p>
-    </div>
-    <div
-      class="mx_LoginWithQR_buttons"
-    />
-  </div>
-</div>
-`;
-
 exports[`<LoginWithQRFlow /> renders QR code 1`] = `
 <div>
   <div
@@ -1256,58 +924,6 @@ exports[`<LoginWithQRFlow /> renders check code confirmation 1`] = `
 </div>
 `;
 
-exports[`<LoginWithQRFlow /> renders code when connected 1`] = `
-<div>
-  <div
-    class="mx_LoginWithQR"
-    data-testid="login-with-qr"
-  >
-    <div
-      class="mx_LoginWithQR_main"
-    >
-      <p>
-        Check that the code below matches with your other device:
-      </p>
-      <div
-        class="mx_LoginWithQR_confirmationDigits"
-      >
-        mock-digits
-      </div>
-      <div
-        class="mx_LoginWithQR_confirmationAlert"
-      >
-        <div>
-          <div />
-        </div>
-        <div>
-          By approving access for this device, it will have full access to your account.
-        </div>
-      </div>
-    </div>
-    <div
-      class="mx_LoginWithQR_buttons"
-    >
-      <div
-        class="mx_AccessibleButton mx_AccessibleButton_hasKind mx_AccessibleButton_kind_primary"
-        data-testid="approve-login-button"
-        role="button"
-        tabindex="0"
-      >
-        Approve
-      </div>
-      <div
-        class="mx_AccessibleButton mx_AccessibleButton_hasKind mx_AccessibleButton_kind_primary_outline"
-        data-testid="decline-login-button"
-        role="button"
-        tabindex="0"
-      >
-        Cancel
-      </div>
-    </div>
-  </div>
-</div>
-`;
-
 exports[`<LoginWithQRFlow /> renders spinner while loading 1`] = `
 <div>
   <div

test/unit-tests/components/views/settings/devices/__snapshots__/LoginWithQRSection-test.tsx.snap

@@ -1,307 +0,0 @@
-// Jest Snapshot v1, https://goo.gl/fbAQLP
-
-exports[`<LoginWithQRSection /> MSC3906 should not render MSC3886 + get_login_token disabled 1`] = `
-<div>
-  <div
-    class="mx_SettingsSubsection"
-  >
-    <div
-      class="mx_SettingsSubsectionHeading"
-    >
-      <h3
-        class="mx_Heading_h4 mx_SettingsSubsectionHeading_heading"
-      >
-        Link new device
-      </h3>
-    </div>
-    <div
-      class="mx_SettingsSubsection_content"
-    >
-      <div
-        class="mx_LoginWithQRSection"
-      >
-        <p
-          class="mx_SettingsTab_subsectionText"
-        >
-          Use a QR code to sign in to another device and set up secure messaging.
-        </p>
-        <div
-          aria-disabled="true"
-          class="mx_AccessibleButton mx_AccessibleButton_hasKind mx_AccessibleButton_kind_primary mx_AccessibleButton_disabled"
-          disabled=""
-          role="button"
-          tabindex="0"
-        >
-          <svg
-            fill="currentColor"
-            height="20"
-            viewBox="0 0 24 24"
-            width="20"
-            xmlns="http://www.w3.org/2000/svg"
-          >
-            <path
-              clip-rule="evenodd"
-              d="M3 4a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1V4Zm2 5V5h4v4H5Zm-2 5a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1v-6Zm2 5v-4h4v4H5Zm9-16a1 1 0 0 0-1 1v6a1 1 0 0 0 1 1h6a1 1 0 0 0 1-1V4a1 1 0 0 0-1-1h-6Zm1 2v4h4V5h-4Z"
-              fill-rule="evenodd"
-            />
-            <path
-              d="M15 16v-3h-2v3h2Z"
-            />
-            <path
-              d="M17 16h-2v2h-2v3h2v-3h2v2h4v-2h-2v-5h-2v3Z"
-            />
-          </svg>
-          Show QR code
-        </div>
-        <p
-          class="_typography_yh5dq_162 _font-body-sm-regular_yh5dq_40"
-        >
-          Not supported by your account provider
-        </p>
-      </div>
-    </div>
-  </div>
-</div>
-`;
-
-exports[`<LoginWithQRSection /> MSC3906 should not render no support at all 1`] = `
-<div>
-  <div
-    class="mx_SettingsSubsection"
-  >
-    <div
-      class="mx_SettingsSubsectionHeading"
-    >
-      <h3
-        class="mx_Heading_h4 mx_SettingsSubsectionHeading_heading"
-      >
-        Link new device
-      </h3>
-    </div>
-    <div
-      class="mx_SettingsSubsection_content"
-    >
-      <div
-        class="mx_LoginWithQRSection"
-      >
-        <p
-          class="mx_SettingsTab_subsectionText"
-        >
-          Use a QR code to sign in to another device and set up secure messaging.
-        </p>
-        <div
-          aria-disabled="true"
-          class="mx_AccessibleButton mx_AccessibleButton_hasKind mx_AccessibleButton_kind_primary mx_AccessibleButton_disabled"
-          disabled=""
-          role="button"
-          tabindex="0"
-        >
-          <svg
-            fill="currentColor"
-            height="20"
-            viewBox="0 0 24 24"
-            width="20"
-            xmlns="http://www.w3.org/2000/svg"
-          >
-            <path
-              clip-rule="evenodd"
-              d="M3 4a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1V4Zm2 5V5h4v4H5Zm-2 5a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1v-6Zm2 5v-4h4v4H5Zm9-16a1 1 0 0 0-1 1v6a1 1 0 0 0 1 1h6a1 1 0 0 0 1-1V4a1 1 0 0 0-1-1h-6Zm1 2v4h4V5h-4Z"
-              fill-rule="evenodd"
-            />
-            <path
-              d="M15 16v-3h-2v3h2Z"
-            />
-            <path
-              d="M17 16h-2v2h-2v3h2v-3h2v2h4v-2h-2v-5h-2v3Z"
-            />
-          </svg>
-          Show QR code
-        </div>
-        <p
-          class="_typography_yh5dq_162 _font-body-sm-regular_yh5dq_40"
-        >
-          Not supported by your account provider
-        </p>
-      </div>
-    </div>
-  </div>
-</div>
-`;
-
-exports[`<LoginWithQRSection /> MSC3906 should not render only get_login_token enabled 1`] = `
-<div>
-  <div
-    class="mx_SettingsSubsection"
-  >
-    <div
-      class="mx_SettingsSubsectionHeading"
-    >
-      <h3
-        class="mx_Heading_h4 mx_SettingsSubsectionHeading_heading"
-      >
-        Link new device
-      </h3>
-    </div>
-    <div
-      class="mx_SettingsSubsection_content"
-    >
-      <div
-        class="mx_LoginWithQRSection"
-      >
-        <p
-          class="mx_SettingsTab_subsectionText"
-        >
-          Use a QR code to sign in to another device and set up secure messaging.
-        </p>
-        <div
-          aria-disabled="true"
-          class="mx_AccessibleButton mx_AccessibleButton_hasKind mx_AccessibleButton_kind_primary mx_AccessibleButton_disabled"
-          disabled=""
-          role="button"
-          tabindex="0"
-        >
-          <svg
-            fill="currentColor"
-            height="20"
-            viewBox="0 0 24 24"
-            width="20"
-            xmlns="http://www.w3.org/2000/svg"
-          >
-            <path
-              clip-rule="evenodd"
-              d="M3 4a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1V4Zm2 5V5h4v4H5Zm-2 5a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1v-6Zm2 5v-4h4v4H5Zm9-16a1 1 0 0 0-1 1v6a1 1 0 0 0 1 1h6a1 1 0 0 0 1-1V4a1 1 0 0 0-1-1h-6Zm1 2v4h4V5h-4Z"
-              fill-rule="evenodd"
-            />
-            <path
-              d="M15 16v-3h-2v3h2Z"
-            />
-            <path
-              d="M17 16h-2v2h-2v3h2v-3h2v2h4v-2h-2v-5h-2v3Z"
-            />
-          </svg>
-          Show QR code
-        </div>
-        <p
-          class="_typography_yh5dq_162 _font-body-sm-regular_yh5dq_40"
-        >
-          Not supported by your account provider
-        </p>
-      </div>
-    </div>
-  </div>
-</div>
-`;
-
-exports[`<LoginWithQRSection /> MSC3906 should render panel get_login_token + .well-known 1`] = `
-<div>
-  <div
-    class="mx_SettingsSubsection"
-  >
-    <div
-      class="mx_SettingsSubsectionHeading"
-    >
-      <h3
-        class="mx_Heading_h4 mx_SettingsSubsectionHeading_heading"
-      >
-        Link new device
-      </h3>
-    </div>
-    <div
-      class="mx_SettingsSubsection_content"
-    >
-      <div
-        class="mx_LoginWithQRSection"
-      >
-        <p
-          class="mx_SettingsTab_subsectionText"
-        >
-          Use a QR code to sign in to another device and set up secure messaging.
-        </p>
-        <div
-          class="mx_AccessibleButton mx_AccessibleButton_hasKind mx_AccessibleButton_kind_primary"
-          role="button"
-          tabindex="0"
-        >
-          <svg
-            fill="currentColor"
-            height="20"
-            viewBox="0 0 24 24"
-            width="20"
-            xmlns="http://www.w3.org/2000/svg"
-          >
-            <path
-              clip-rule="evenodd"
-              d="M3 4a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1V4Zm2 5V5h4v4H5Zm-2 5a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1v-6Zm2 5v-4h4v4H5Zm9-16a1 1 0 0 0-1 1v6a1 1 0 0 0 1 1h6a1 1 0 0 0 1-1V4a1 1 0 0 0-1-1h-6Zm1 2v4h4V5h-4Z"
-              fill-rule="evenodd"
-            />
-            <path
-              d="M15 16v-3h-2v3h2Z"
-            />
-            <path
-              d="M17 16h-2v2h-2v3h2v-3h2v2h4v-2h-2v-5h-2v3Z"
-            />
-          </svg>
-          Show QR code
-        </div>
-      </div>
-    </div>
-  </div>
-</div>
-`;
-
-exports[`<LoginWithQRSection /> MSC3906 should render panel get_login_token + MSC3886 1`] = `
-<div>
-  <div
-    class="mx_SettingsSubsection"
-  >
-    <div
-      class="mx_SettingsSubsectionHeading"
-    >
-      <h3
-        class="mx_Heading_h4 mx_SettingsSubsectionHeading_heading"
-      >
-        Link new device
-      </h3>
-    </div>
-    <div
-      class="mx_SettingsSubsection_content"
-    >
-      <div
-        class="mx_LoginWithQRSection"
-      >
-        <p
-          class="mx_SettingsTab_subsectionText"
-        >
-          Use a QR code to sign in to another device and set up secure messaging.
-        </p>
-        <div
-          class="mx_AccessibleButton mx_AccessibleButton_hasKind mx_AccessibleButton_kind_primary"
-          role="button"
-          tabindex="0"
-        >
-          <svg
-            fill="currentColor"
-            height="20"
-            viewBox="0 0 24 24"
-            width="20"
-            xmlns="http://www.w3.org/2000/svg"
-          >
-            <path
-              clip-rule="evenodd"
-              d="M3 4a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1V4Zm2 5V5h4v4H5Zm-2 5a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H4a1 1 0 0 1-1-1v-6Zm2 5v-4h4v4H5Zm9-16a1 1 0 0 0-1 1v6a1 1 0 0 0 1 1h6a1 1 0 0 0 1-1V4a1 1 0 0 0-1-1h-6Zm1 2v4h4V5h-4Z"
-              fill-rule="evenodd"
-            />
-            <path
-              d="M15 16v-3h-2v3h2Z"
-            />
-            <path
-              d="M17 16h-2v2h-2v3h2v-3h2v2h4v-2h-2v-5h-2v3Z"
-            />
-          </svg>
-          Show QR code
-        </div>
-      </div>
-    </div>
-  </div>
-</div>
-`;

test/unit-tests/components/views/settings/tabs/user/SessionManagerTab-test.tsx

@@ -1650,46 +1650,6 @@ describe("<SessionManagerTab />", () => {
         expect(checkbox.getAttribute("aria-checked")).toEqual("false");
     });
 
-    describe("MSC3906 QR code login", () => {
-        const settingsValueSpy = jest.spyOn(SettingsStore, "getValue");
-
-        beforeEach(() => {
-            settingsValueSpy.mockClear().mockReturnValue(false);
-            // enable server support for qr login
-            mockClient.getVersions.mockResolvedValue({
-                versions: [],
-                unstable_features: {
-                    "org.matrix.msc3886": true,
-                },
-            });
-            mockClient.getCapabilities.mockResolvedValue({
-                [GET_LOGIN_TOKEN_CAPABILITY.name]: {
-                    enabled: true,
-                },
-            });
-        });
-
-        it("renders qr code login section", async () => {
-            const { getByText } = render(getComponent());
-
-            // wait for versions call to settle
-            await flushPromises();
-
-            expect(getByText("Link new device")).toBeTruthy();
-            expect(getByText("Show QR code")).toBeTruthy();
-        });
-
-        it("enters qr code login section when show QR code button clicked", async () => {
-            const { getByText, findByTestId } = render(getComponent());
-            // wait for versions call to settle
-            await flushPromises();
-
-            fireEvent.click(getByText("Show QR code"));
-
-            await expect(findByTestId("login-with-qr")).resolves.toBeTruthy();
-        });
-    });
-
     describe("MSC4108 QR code login", () => {
         const settingsValueSpy = jest.spyOn(SettingsStore, "getValue");
         const issuer = "https://issuer.org";