Function randomAction

packages/react-reconciler/src/__tests__/ReactNewContext-test.js:1484–1497

()

    }

    function randomAction() {
      switch (randomInteger(0, 3)) {
        case 0:
          return flushAll();
        case 1:
          return flush(randomInteger(0, 500));
        case 2:
          const key = contextKeys[randomInteger(0, contextKeys.length)];
          const value = randomInteger(1, 10);
          return update(key, value);
        default:
          throw new Error('Switch statement should be exhaustive');
      }
    }

    function randomActions(n) {
      const actions = [];