}

    @Test
    @DisplayName("parseURL: exact 'smb://' sets default port")
    void testParseURL_ExactRoot_DefaultPort() throws MalformedURLException {
        // Arrange & Act: constructing this URL triggers Handler.parseURL("smb://")
        Handler handler = newHandler();
        URL url = new URL(null, "smb://", handler);

        // Assert

        return SmbConstants.DEFAULT_PORT;
    }

    @Override
    public URLConnection openConnection(final URL u) throws IOException {
        return new SmbFile(u);
    }

    @Override
    protected void parseURL(final URL u, String spec, final int start, int limit) {
        final String host = u.getHost();
        String path, ref;
        int port;

        if (spec.equals("smb1://")) {
            spec = "smb1:////";

        if (this.transportContext == null) {
            this.transportContext = SingletonContext.getInstance();
        }
        return this.transportContext;
    }

    @Override
    protected void parseURL(final URL u, String spec, final int start, int limit) {
        final String host = u.getHost();
        String path, ref;
        int port;

        if (spec.equals("smb://")) {
            spec = "smb:////";

     */
    public void testToJarFilePath() throws Exception {
        final URL url = new URL(null, "zip:/Program Files/foo.zip!/", new URLStreamHandler() {
            @Override
            protected void parseURL(final URL u, final String spec, final int start, final int limit) {
                setURL(u, "zip", null, 0, null, null, spec.substring(4), null, null);
            }

            @Override