def run_cached_tests()

in ftl/cached/cached.py [0:0]


    def run_cached_tests(self):
        logging.info('Beginning building {0} images'.format(self._runtime))
        # For the binary
        builder_path = 'ftl/{0}_builder.par'.format(self._runtime)

        # For container builder
        if not os.path.isfile(builder_path):
            builder_path = 'bazel-bin/ftl/{0}_builder.par'.format(
                self._runtime)
        lyr_shas = []
        random_suffix = randomword(32)
        WORKDIR = "/workspace-cached"
        for label, dir in zip(self._labels, self._dirs):
            logging.info("label: %s", label)
            logging.info("dir: %s", dir)
            img_name = "%s:%s" % (self._name.split(":")[0], label)
            ftl_util.run_command("copy-%s-to-%s" % (dir, WORKDIR),
                                 ["cp", "-r", dir, WORKDIR])

            ftl_args = [
                builder_path, '--base', self._base, '--name', img_name,
                '--directory', WORKDIR,
                '--destination', "/srv",
                '--cache-repository',
                'gcr.io/ftl-node-test/ftl-cache-repo-%s' % random_suffix
            ]
            if label == "original":
                ftl_args.extend(['--no-cache'])

            out = ""
            try:
                out = ftl_util.run_command("cached-ftl-build-%s" % img_name,
                                           ftl_args)
                lyr_shas.append(self._fetch_lyr_shas(img_name))
            except ftl_util.FTLException as e:
                logging.error(e)
                exit(1)
            finally:
                logging.info("cleaning up directories...")
                self._cleanup(constants.VIRTUALENV_DIR)
                ftl_util.run_command("cleanup-%s" % WORKDIR,
                                     ["rm", "-rf", WORKDIR])

        if self._should_cache and label == "reupload":
            if "[HIT]" not in out:
                logging.error("Cache `[HIT]` not found on reupload: %s", out)
                exit(1)

        if len(lyr_shas) is not 2:
            logging.error("Incorrect number of layers to compare")
            exit(1)
        self._compare_layers(lyr_shas[0], lyr_shas[1], self._offset)