daemonLog.lines().withCloseable { lines ->
            lines.skip(fromLine).anyMatch { it.contains(searchString) }
        }
    }

    @Override
    long getLogLineCount() {
        return daemonLog.lines().withCloseable { lines -> lines.count() }
    }

    DaemonFixture becomesIdle() {
        waitForState(Idle)
        this
    }

    DaemonFixture stops() {

    boolean logContains(long fromLine, String searchString);

    /**
     * Returns the number of lines in the daemon log.
     *
     * Works without reading the whole log file into memory.
     */
    long getLogLineCount();

    /**
     * Returns the TCP port used by this daemon.
     */
    int getPort();

    /**
     * Forcefully kills this daemon and all child processes.
     */
    void kill();

    /**