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import assert from 'node:assert/strict';
import test from 'node:test';
import runtimeSessionModule from '../lib/runtime-session.js';
const { installRuntimeAuthHeader } = runtimeSessionModule;
const AUTH_HEADER = 'X-Cortext-Desktop-Token';
const AUTH_TOKEN = 'private-runtime-token';
const RUNTIME_ORIGIN = 'http://127.0.0.1:43123';
const LOADING_URL = 'file:///Applications/Cortext.app/loading.html';
const RUNTIME_FRAME = {
url: `${ RUNTIME_ORIGIN }/wp-admin/admin.php?page=cortext`,
origin: RUNTIME_ORIGIN,
};
function makeSession() {
const listeners = {};
const webRequest = {};
for ( const eventName of [
'onBeforeRedirect',
'onBeforeSendHeaders',
'onCompleted',
'onErrorOccurred',
] ) {
webRequest[ eventName ] = ( filter, listener ) => {
if ( filter === null ) {
listeners[ eventName ] = null;
return;
}
listeners[ eventName ] = listener;
};
}
return { listeners, session: { webRequest } };
}
function sendHeaders( listener, details ) {
return new Promise( ( resolve ) => {
listener(
{
id: 1,
requestHeaders: {},
frame: RUNTIME_FRAME,
...details,
},
resolve
);
} );
}
function install( session ) {
return installRuntimeAuthHeader( session, {
authHeader: AUTH_HEADER,
authToken: AUTH_TOKEN,
runtimeOrigin: RUNTIME_ORIGIN,
trustedDocumentUrls: [ LOADING_URL ],
} );
}
test( 'requires a non-empty token and header name', () => {
const { session } = makeSession();
assert.throws(
() =>
installRuntimeAuthHeader( session, {
authHeader: AUTH_HEADER,
authToken: '',
runtimeOrigin: RUNTIME_ORIGIN,
} ),
/requires a non-empty authToken/
);
assert.throws(
() =>
installRuntimeAuthHeader( session, {
authHeader: ' ',
authToken: AUTH_TOKEN,
runtimeOrigin: RUNTIME_ORIGIN,
} ),
/requires a non-empty authHeader/
);
} );
test( 'authenticates runtime requests and replaces spoofed headers', async () => {
const { listeners, session } = makeSession();
install( session );
const result = await sendHeaders( listeners.onBeforeSendHeaders, {
url: `${ RUNTIME_ORIGIN }/wp-admin/`,
requestHeaders: {
'User-Agent': 'Cortext test',
'x-cortext-desktop-token': 'spoofed-lowercase',
'X-CORTEXT-DESKTOP-TOKEN': 'spoofed-uppercase',
},
} );
assert.deepEqual( result.requestHeaders, {
'User-Agent': 'Cortext test',
[ AUTH_HEADER ]: AUTH_TOKEN,
} );
} );
test( 'never sends the runtime token to another origin', async () => {
const { listeners, session } = makeSession();
install( session );
const result = await sendHeaders( listeners.onBeforeSendHeaders, {
url: 'https://example.com/image.png',
requestHeaders: {
[ AUTH_HEADER ]: 'spoofed',
Accept: 'image/*',
},
} );
assert.deepEqual( result.requestHeaders, { Accept: 'image/*' } );
const otherLoopbackPort = await sendHeaders(
listeners.onBeforeSendHeaders,
{
url: 'http://127.0.0.1:43124/wp-admin/',
requestHeaders: {},
}
);
assert.equal( otherLoopbackPort.requestHeaders[ AUTH_HEADER ], undefined );
} );
test( 'does not authenticate a redirect chain that leaves the runtime', async () => {
const { listeners, session } = makeSession();
install( session );
listeners.onBeforeRedirect( {
id: 42,
url: 'https://example.com/redirect',
redirectURL: `${ RUNTIME_ORIGIN }/wp-json/`,
} );
const redirected = await sendHeaders( listeners.onBeforeSendHeaders, {
id: 42,
url: `${ RUNTIME_ORIGIN }/wp-json/`,
} );
assert.equal( redirected.requestHeaders[ AUTH_HEADER ], undefined );
listeners.onErrorOccurred( { id: 42 } );
const laterRequest = await sendHeaders( listeners.onBeforeSendHeaders, {
id: 42,
url: `${ RUNTIME_ORIGIN }/wp-json/`,
} );
assert.equal( laterRequest.requestHeaders[ AUTH_HEADER ], AUTH_TOKEN );
await sendHeaders( listeners.onBeforeSendHeaders, {
id: 43,
url: 'https://example.com/redirect',
} );
listeners.onCompleted( { id: 43 } );
const completedRequestId = await sendHeaders(
listeners.onBeforeSendHeaders,
{
id: 43,
url: `${ RUNTIME_ORIGIN }/wp-json/`,
}
);
assert.equal(
completedRequestId.requestHeaders[ AUTH_HEADER ],
AUTH_TOKEN
);
} );
test( 'authenticates the shell page navigating to the runtime', async () => {
const { listeners, session } = makeSession();
install( session );
const result = await sendHeaders( listeners.onBeforeSendHeaders, {
url: `${ RUNTIME_ORIGIN }/wp-admin/admin.php?page=cortext`,
frame: { url: LOADING_URL, origin: 'file://' },
} );
assert.equal( result.requestHeaders[ AUTH_HEADER ], AUTH_TOKEN );
} );
test( 'never authenticates a request from embedded third-party content', async () => {
const { listeners, session } = makeSession();
install( session );
const embeddedFrames = [
{
url: 'https://www.youtube.com/embed/x',
origin: 'https://www.youtube.com',
},
// A frame nested inside the embed inherits the provider's origin.
{ url: 'about:blank', origin: 'https://www.youtube.com' },
// A popup an embed opened starts empty but keeps the opener's origin.
{ url: '', origin: 'https://www.youtube.com' },
];
for ( const frame of embeddedFrames ) {
const result = await sendHeaders( listeners.onBeforeSendHeaders, {
url: `${ RUNTIME_ORIGIN }/wp-admin/`,
frame,
} );
assert.equal( result.requestHeaders[ AUTH_HEADER ], undefined );
}
} );
test( 'never authenticates a request that arrives without a frame', async () => {
const { listeners, session } = makeSession();
install( session );
// Service workers and main-process fetches both land here, and embedded
// content can register a worker.
for ( const frame of [ undefined, null ] ) {
const result = await sendHeaders( listeners.onBeforeSendHeaders, {
url: `${ RUNTIME_ORIGIN }/wp-admin/`,
frame,
} );
assert.equal( result.requestHeaders[ AUTH_HEADER ], undefined );
}
} );
test( 'never authenticates a request whose frame was disposed', async () => {
const { listeners, session } = makeSession();
install( session );
const result = await sendHeaders( listeners.onBeforeSendHeaders, {
url: `${ RUNTIME_ORIGIN }/wp-admin/`,
frame: {
get origin() {
throw new Error( 'Render frame was disposed' );
},
},
} );
assert.equal( result.requestHeaders[ AUTH_HEADER ], undefined );
} );
test( 'cleans up all dedicated-session listeners idempotently', () => {
const { listeners, session } = makeSession();
const remove = install( session );
remove();
remove();
assert.deepEqual( listeners, {
onBeforeRedirect: null,
onBeforeSendHeaders: null,
onCompleted: null,
onErrorOccurred: null,
} );
} );