Function readInReadRealm

test/fixtures/wpt/encoding/streams/realms.window.js:114–117

(objId)

// Calls read() on the readable side of the TransformStream stored in
// readRealm[objId]. Locks the readable side as a side-effect.
function readInReadRealm(objId) {
  return evalInRealmAndReturn(readRealm, `
parent.readMethod.call(window.${objId}.readable.getReader())`);
}

// Calls write() on the writable side of the TransformStream stored in
// writeRealm[objId], passing |value|. Locks the writable side as a