uritest.java

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	checkEmpty(uri.getHost(), HOST);
	if (((checked & PORT) == 0) && (uri.getPort() != -1)) failed |= PORT;
	checkEmpty(uri.getPath(), PATH);
	checkEmpty(uri.getQuery(), QUERY);
	checkEmpty(uri.getFragment(), FRAGMENT);

	// Report failures
	report();
	return this;
    }


    // Summarization and reporting

    static void header(String s) {
	out.println();
	out.println();
	out.println("-- " + s + " --");
    }

    static void show(String prefix, URISyntaxException x) {
	out.println(uquote(x.getInput()));
	if (x.getIndex() >= 0) {
	    for (int i = 0; i < x.getIndex(); i++) {
		if (x.getInput().charAt(i) >= '\u0080')
		    out.print("      ");	// Skip over \u1234
		else
		    out.print(" ");
	    }
	    out.println("^");
	}
	out.println(prefix + ": " + x.getReason());
    }

    private void summarize() {
	out.println();
	StringBuffer sb = new StringBuffer();
	if (input.length() == 0)
	    sb.append("\"\"");
	else
	    sb.append(input);
	if (base != null) {
	    sb.append(" ");
	    sb.append(base);
	}
	if (!parsed()) {
	    String s = (((checked & PARSEFAIL) != 0)
			? "Correct exception" : "UNEXPECTED EXCEPTION");
	    if (exc instanceof URISyntaxException)
		show(s, (URISyntaxException)exc);
	    else {
		out.println(uquote(sb.toString()));
		out.print(s + ": ");
		exc.printStackTrace(out);
	    }
	} else {
	    if (uri != originalURI) {
		sb.append(" ");
		sb.append(op);
		sb.append(" --> ");
		sb.append(uri);
	    }
	    out.println(uquote(sb.toString()));
	}
    }

    public static String uquote(String str) {
	if (str == null)
	    return str;
	StringBuffer sb = new StringBuffer();
	int n = str.length();
	for (int i = 0; i < n; i++) {
	    char c = str.charAt(i);
	    if ((c >= ' ') && (c < 0x7f)) {
		sb.append(c);
		continue;
	    }
	    sb.append("\\u");
	    String s = Integer.toHexString(c).toUpperCase();
	    while (s.length() < 4)
		s = "0" + s;
	    sb.append(s);
	}
	return sb.toString();
    }

    static void show(String n, String v) {
	out.println("  " + n
		    + "          = ".substring(n.length())
		    + uquote(v));
    }

    static void show(String n, String v, String vd) {
	if ((v == null) || v.equals(vd))
	    show(n, v);
	else {
	    out.println("  " + n
			+ "          = ".substring(n.length())
			+ uquote(v)
			+ " = " + uquote(vd));
	}
    }

    public static void show(URI u) {
	show("opaque", "" + u.isOpaque());
	show("scheme", u.getScheme());
	show("ssp", u.getRawSchemeSpecificPart(), u.getSchemeSpecificPart());
	show("authority", u.getRawAuthority(), u.getAuthority());
	show("userinfo", u.getRawUserInfo(), u.getUserInfo());
	show("host", u.getHost());
	show("port", "" + u.getPort());
	show("path", u.getRawPath(), u.getPath());
	show("query", u.getRawQuery(), u.getQuery());
	show("fragment", u.getRawFragment(), u.getFragment());
	if (!u.toString().equals(u.toASCIIString()))
	    show("toascii", u.toASCIIString());
    }

    private void report() {
	summarize();
	if (failed == 0) return;
	StringBuffer sb = new StringBuffer();
	sb.append("FAIL:");
	if ((failed & PARSEFAIL) != 0) sb.append(" parsefail");
	if ((failed & SCHEME) != 0) sb.append(" scheme");
	if ((failed & SSP) != 0) sb.append(" ssp");
	if ((failed & OPAQUEPART) != 0) sb.append(" opaquepart");
	if ((failed & USERINFO) != 0) sb.append(" userinfo");
	if ((failed & USERINFO_D) != 0) sb.append(" userinfod");
	if ((failed & HOST) != 0) sb.append(" host");
	if ((failed & PORT) != 0) sb.append(" port");
	if ((failed & REGISTRY) != 0) sb.append(" registry");
	if ((failed & PATH) != 0) sb.append(" path");
	if ((failed & PATH_D) != 0) sb.append(" pathd");
	if ((failed & QUERY) != 0) sb.append(" query");
	if ((failed & QUERY_D) != 0) sb.append(" queryd");
	if ((failed & FRAGMENT) != 0) sb.append(" fragment");
	if ((failed & FRAGMENT_D) != 0) sb.append(" fragmentd");
	if ((failed & TOASCII) != 0) sb.append(" toascii");
	if ((failed & IDENT_STR) != 0) sb.append(" ident-str");
	if ((failed & IDENT_URI1) != 0) sb.append(" ident-uri1");
	if ((failed & IDENT_URI3) != 0) sb.append(" ident-uri3");
	if ((failed & IDENT_URI5) != 0) sb.append(" ident-uri5");
	if ((failed & IDENT_URI7) != 0) sb.append(" ident-uri7");
	if ((failed & TOSTRING) != 0) sb.append(" tostring");
	out.println(sb.toString());
	if (uri != null) show(uri);
	throw new RuntimeException("URITest failed");
    }



    // -- URITests --

    static void rfc2396() {


	header("RFC2396: Basic examples");

	test("ftp://ftp.is.co.za/rfc/rfc1808.txt")
	    .s("ftp").h("ftp.is.co.za").p("/rfc/rfc1808.txt").z();

	test("gopher://spinaltap.micro.umn.edu/00/Weather/California/Los%20Angeles")
	    .s("gopher").h("spinaltap.micro.umn.edu")
	    .p("/00/Weather/California/Los%20Angeles").z();

	test("http://www.math.uio.no/faq/compression-faq/part1.html")
	    .s("http").h("www.math.uio.no").p("/faq/compression-faq/part1.html").z();

	test("mailto:[e-mail]")
	    .s("mailto").o("[e-mail]").z();

	test("news:comp.infosystems.www.servers.unix")
	    .s("news").o("comp.infosystems.www.servers.unix").z();

	test("telnet://melvyl.ucop.edu/")
	    .s("telnet").h("melvyl.ucop.edu").p("/").z();

	test("http://www.w3.org/Addressing/")
	    .s("http").h("www.w3.org").p("/Addressing/").z();

	test("ftp://ds.internic.net/rfc/")
	    .s("ftp").h("ds.internic.net").p("/rfc/").z();

	test("http://www.ics.uci.edu/pub/ietf/uri/historical.html#WARNING")
	    .s("http").h("www.ics.uci.edu").p("/pub/ietf/uri/historical.html")
	    .f("WARNING").z();

	test("http://www.ics.uci.edu/pub/ietf/uri/#Related")
	    .s("http").h("www.ics.uci.edu").p("/pub/ietf/uri/")
	    .f("Related").z();


	header("RFC2396: Normal relative-URI examples (appendix C)");

	URI base = (test("http://a/b/c/d;p?q")
		    .s("http").h("a").p("/b/c/d;p").q("q").z().uri());

	// g:h       g:h
	test("g:h")
	    .s("g").o("h").z()
	    .rslv(base).s("g").o("h").z();

	// g         http://a/b/c/g
	test("g")
	    .p("g").z()
	    .rslv(base).s("http").h("a").p("/b/c/g").z();

	// ./g       http://a/b/c/g
	test("./g")
	    .p("./g").z()
	    .rslv(base).s("http").h("a").p("/b/c/g").z();

	// g/        http://a/b/c/g/
	test("g/")
	    .p("g/").z()
	    .rslv(base).s("http").h("a").p("/b/c/g/").z();

	// /g        http://a/g
	test("/g")
	    .p("/g").z()
	    .rslv(base).s("http").h("a").p("/g").z();

	// //g       http://g
	test("//g")
	    .h("g").p("").z()
	    .rslv(base).s("http").h("g").p("").z();

	// ?y        http://a/b/c/?y
	test("?y")
	    .p("").q("y").z()
	    .rslv(base).s("http").h("a").p("/b/c/").q("y").z();

	// g?y       http://a/b/c/g?y
	test("g?y")
	    .p("g").q("y").z()
	    .rslv(base).s("http").h("a").p("/b/c/g").q("y").z();

	// #s        (current document)#s
	// DEVIATION: Lone fragment parses as relative URI with empty path
	test("#s")
	    .p("").f("s").z()
	    .rslv(base).s("http").h("a").p("/b/c/d;p").f("s").q("q").z();

	// g#s       http://a/b/c/g#s
	test("g#s")
	    .p("g").f("s").z()
	    .rslv(base).s("http").h("a").p("/b/c/g").f("s").z();

	// g?y#s     http://a/b/c/g?y#s
	test("g?y#s")
	    .p("g").q("y").f("s").z()
	    .rslv(base).s("http").h("a").p("/b/c/g").q("y").f("s").z();

	// ;x        http://a/b/c/;x
	test(";x")
	    .p(";x").z()
	    .rslv(base).s("http").h("a").p("/b/c/;x").z();

	// g;x       http://a/b/c/g;x
	test("g;x")
	    .p("g;x").z()
	    .rslv(base).s("http").h("a").p("/b/c/g;x").z();

	// g;x?y#s   http://a/b/c/g;x?y#s
	test("g;x?y#s")
	    .p("g;x").q("y").f("s").z()
	    .rslv(base).s("http").h("a").p("/b/c/g;x").q("y").f("s").z();

	// .         http://a/b/c/
	test(".")
	    .p(".").z()
	    .rslv(base).s("http").h("a").p("/b/c/").z();

	// ./        http://a/b/c/
	test("./")
	    .p("./").z()
	    .rslv(base).s("http").h("a").p("/b/c/").z();

	// ..        http://a/b/
	test("..")
	    .p("..").z()
	    .rslv(base).s("http").h("a").p("/b/").z();

	// ../       http://a/b/
	test("../")
	    .p("../").z()
	    .rslv(base).s("http").h("a").p("/b/").z();

	// ../g      http://a/b/g
	test("../g")
	    .p("../g").z()
	    .rslv(base).s("http").h("a").p("/b/g").z();

	// ../..     http://a/
	test("../..")
	    .p("../..").z()
	    .rslv(base).s("http").h("a").p("/").z();

	// ../../    http://a/
	test("../../")
	    .p("../../").z()
	    .rslv(base).s("http").h("a").p("/").z();

	// ../../g   http://a/g
	test("../../g")
	    .p("../../g").z()
	    .rslv(base).s("http").h("a").p("/g").z();


	header("RFC2396: Abnormal relative-URI examples (appendix C)");

	// ../../../g    =  http://a/../g
	test("../../../g")
	    .p("../../../g").z()
	    .rslv(base).s("http").h("a").p("/../g").z();

	// ../../../../g =  http://a/../../g
	test("../../../../g")
	    .p("../../../../g").z()
	    .rslv(base).s("http").h("a").p("/../../g").z();


	// /./g          =  http://a/./g
	test("/./g")
	    .p("/./g").z()
	    .rslv(base).s("http").h("a").p("/./g").z();

	// /../g         =  http://a/../g
	test("/../g")
	    .p("/../g").z()
	    .rslv(base).s("http").h("a").p("/../g").z();

	// g.            =  http://a/b/c/g.
	test("g.")
	    .p("g.").z()
	    .rslv(base).s("http").h("a").p("/b/c/g.").z();

	// .g            =  http://a/b/c/.g
	test(".g")
	    .p(".g").z()
	    .rslv(base).s("http").h("a").p("/b/c/.g").z();

	// g..           =  http://a/b/c/g..
	test("g..")
	    .p("g..").z()
	    .rslv(base).s("http").h("a").p("/b/c/g..").z();

	// ..g           =  http://a/b/c/..g
	test("..g")
	    .p("..g").z()
	    .rslv(base).s("http").h("a").p("/b/c/..g").z();

	// ./../g        =  http://a/b/g
	test("./../g")
	    .p("./../g").z()
	    .rslv(base).s("http").h("a").p("/b/g").z();

	// ./g/.         =  http://a/b/c/g/
	test("./g/.")
	    .p("./g/.").z()
	    .rslv(base).s("http").h("a").p("/b/c/g/").z();

	// g/./h         =  http://a/b/c/g/h
	test("g/./h")
	    .p("g/./h").z()
	    .rslv(base).s("http").h("a").p("/b/c/g/h").z();

	// g/../h        =  http://a/b/c/h
	test("g/../h")
	    .p("g/../h").z()
	    .rslv(base).s("http").h("a").p("/b/c/h").z();

	// g;x=1/./y     =  http://a/b/c/g;x=1/y
	test("g;x=1/./y")
	    .p("g;x=1/./y").z()
	    .rslv(base).s("http").h("a").p("/b/c/g;x=1/y").z();

	// g;x=1/../y    =  http://a/b/c/y
	test("g;x=1/../y")
	    .p("g;x=1/../y").z()
	    .rslv(base).s("http").h("a").p("/b/c/y").z();

	// g?y/./x       =  http://a/b/c/g?y/./x
	test("g?y/./x")
	    .p("g").q("y/./x").z()
	    .rslv(base).s("http").h("a").p("/b/c/g").q("y/./x").z();

	// g?y/../x      =  http://a/b/c/g?y/../x
	test("g?y/../x")
	    .p("g").q("y/../x").z()
	    .rslv(base).s("http").h("a").p("/b/c/g").q("y/../x").z();

	// g#s/./x       =  http://a/b/c/g#s/./x
	test("g#s/./x")
	    .p("g").f("s/./x").z()
	    .rslv(base).s("http").h("a").p("/b/c/g").f("s/./x").z();

	// g#s/../x      =  http://a/b/c/g#s/../x
	test("g#s/../x")
	    .p("g").f("s/../x").z()
	    .rslv(base).s("http").h("a").p("/b/c/g").f("s/../x").z();

	// http:g        =  http:g
	test("http:g")
	    .s("http").o("g").z()
	    .rslv(base).s("http").o("g").z();

    }


    static void ip() {

	header("IP addresses");

	test("http://1.2.3.4:5")
	    .s("http").h("1.2.3.4").n(5).p("").z();

	// From RFC2732

	test("http://[FEDC:BA98:7654:3210:FEDC:BA98:7654:3210]:80/index.html")
	    .s("http").h("[FEDC:BA98:7654:3210:FEDC:BA98:7654:3210]")
	    .n(80).p("/index.html").z();

	test("http://[1080:0:0:0:8:800:200C:417A]/index.html")
	    .s("http").h("[1080:0:0:0:8:800:200C:417A]").p("/index.html").z();

	test("http://[3ffe:2a00:100:7031::1]")
	    .s("http").h("[3ffe:2a00:100:7031::1]").p("").z();

	test("http://[1080::8:800:200C:417A]/foo")
	    .s("http").h("[1080::8:800:200C:417A]").p("/foo").z();

	test("http://[::192.9.5.5]/ipng")
	    .s("http").h("[::192.9.5.5]").p("/ipng").z();

	test("http://[::FFFF:129.144.52.38]:80/index.html")
	    .s("http").h("[::FFFF:129.144.52.38]").n(80).p("/index.html").z();

	test("http://[2010:836B:4179::836B:4179]")
	    .s("http").h("[2010:836B:4179::836B:4179]").p("").z();

	// From RFC2373

	test("http://[FF01::101]")
	    .s("http").h("[FF01::101]").p("").z();

	test("http://[::1]")
	    .s("http").h("[::1]").p("").z();

	test("http://[::]")
	    .s("http").h("[::]").p("").z();

	test("http://[0:0:0:0:0:0:13.1.68.3]")
	    .s("http").h("[0:0:0:0:0:0:13.1.68.3]").p("").z();

	test("http://[0:0:0:0:0:FFFF:129.144.52.38]")
	    .s("http").h("[0:0:0:0:0:FFFF:129.144.52.38]").p("").z();

	test("http://[0:0:0:0:0:ffff:1.2.3.4]")
	    .s("http").h("[0:0:0:0:0:ffff:1.2.3.4]").p("").z();

	test("http://[::13.1.68.3]")
	    .s("http").h("[::13.1.68.3]").p("").z();

	// Optional IPv6 brackets in constructors

	test("s", null, "1:2:3:4:5:6:7:8", -1, null, null, null)
	    .s("s").h("[1:2:3:4:5:6:7:8]").p("").z();

	test("s", null, "[1:2:3:4:5:6:7:8]", -1, null, null, null)
	    .s("s").h("[1:2:3:4:5:6:7:8]").p("").z();

	test("s", null, "[1:2:3:4:5:6:7:8]", -1, null, null, null)
	    .s("s").h("[1:2:3:4:5:6:7:8]").p("").z();

	test("s", "1:2:3:4:5:6:7:8", null, null)
	    .s("s").h("[1:2:3:4:5:6:7:8]").p("").z();

	test("s", "[1:2:3:4:5:6:7:8]", null, null)
	    .s("s").h("[1:2:3:4:5:6:7:8]").p("").z();

	test("s", "[1:2:3:4:5:6:7:8]", null, null, null)
	    .s("s").h("[1:2:3:4:5:6:7:8]").p("").z();

	test("s", "1:2:3:4:5:6:7:8", null, null, null)
	    .s("s").g("1:2:3:4:5:6:7:8").p("").z();

	// Error cases

	test("http://[ff01:234/foo").x().z();
	test("http://[ff01:234:zzz]/foo").x().z();
	test("http://[foo]").x().z();
	test("http://[]").x().z();
	test("http://[129.33.44.55]").x().z();
	test("http://[ff:ee:dd:cc:bb::aa:9:8]").x().z();
	test("http://[fffff::1]").x().z();
	test("http://[ff::ee::8]").x().z();
	test("http://[1:2:3:4::5:6:7:8]").x().z();
	test("http://[1:2]").x().z();
	test("http://[1:2:3:4:5:6:7:8:9]").x().z();
	test("http://[::1.2.3.300]").x().z();
	test("http://1.2.3").psa().x().z();
	test("http://1.2.3.300").psa().x().z();
	test("http://1.2.3.4.5").psa().x().z();
	test("http://[1.2.3.4:5]").x().z();
	test("http://1:2:3:4:5:6:7:8").psa().x().z();

	// URITest hostnames that might initially look like IPv4 addresses

	test("s://1.2.3.com").psa().s("s").h("1.2.3.com").p("").z();
        test("s://1.2.3.4me.com").psa().s("s").h("1.2.3.4me.com").p("").z();

	test("s://7up.com").psa().s("s").h("7up.com").p("").z();
	test("s://7up.com/p").psa().s("s").h("7up.com").p("/p").z();
	test("s://7up").psa().s("s").h("7up").p("").z();
	test("s://7up/p").psa().s("s").h("7up").p("/p").z();
	test("s://7up.").psa().s("s").h("7up.").p("").z();
	test("s://7up./p").psa().s("s").h("7up.").p("/p").z();
    }


    static void misc() throws URISyntaxException {