@Test
public void IdnaTest() {
if (!(Idna.IsValidDomainName("el\u00b7la", false))) Assert.fail();
if (Idna.IsValidDomainName("-domain", false)) Assert.fail();
if (Idna.IsValidDomainName("domain-", false)) Assert.fail();
if (!(Idna.IsValidDomainName("xn--e-ufa", false))) Assert.fail();
if (!(Idna.IsValidDomainName("xn--e-ufa.example", false))) Assert.fail();
if (Idna.IsValidDomainName("ab--e-ufa", false)) Assert.fail();
if (Idna.IsValidDomainName("ab--e-ufa.example", false)) Assert.fail();
if (Idna.IsValidDomainName("xn--", false)) Assert.fail();
if (Idna.IsValidDomainName("xn--.example", false)) Assert.fail();
if (Idna.IsValidDomainName("example.xn--", false)) Assert.fail();
// Label starting with digit is valid since there are no RTL labels
if (!(Idna.IsValidDomainName("1domain.example", false))) Assert.fail();
// Label starting with digit is not valid since there are RTL labels
if (Idna.IsValidDomainName("1domain.example.\u05d0\u05d0", false)) Assert.fail();
if (Idna.IsValidDomainName("\u05d0\u05d0.1domain.example", false)) Assert.fail();
if (Idna.IsValidDomainName("el\u00b7", false)) Assert.fail();
if (Idna.IsValidDomainName("el\u00b7ma", false)) Assert.fail();
if (Idna.IsValidDomainName("em\u00b7la", false)) Assert.fail();
// 0x300 is the combining grave accent
if (Idna.IsValidDomainName("\u0300xyz", false)) Assert.fail();
if (!(Idna.IsValidDomainName("x\u0300yz", false))) Assert.fail();
// Has white space
if (Idna.IsValidDomainName("x\u0300y z", false)) Assert.fail();
// 0x323 is dot below, with a lower combining
// class than grave accent
if (!(Idna.IsValidDomainName("x\u0323\u0300yz", false))) Assert.fail();
// Not in NFC, due to the reordered combining marks
if (Idna.IsValidDomainName("x\u0300\u0323yz", false)) Assert.fail();
// 0xffbf is unassigned as of Unicode 6.3
if (Idna.IsValidDomainName("x\uffbfyz", false)) Assert.fail();
// 0xffff is a noncharacter
if (Idna.IsValidDomainName("x\uffffyz", false)) Assert.fail();
// 0x3042 is hiragana A, 0x30a2 is katakana A,
// and 0x5000 is a Han character
if (Idna.IsValidDomainName("xy\u30fb", false)) Assert.fail();
if (!(Idna.IsValidDomainName("xy\u3042\u30fb", false))) Assert.fail();
if (!(Idna.IsValidDomainName("xy\u30a2\u30fb", false))) Assert.fail();
if (!(Idna.IsValidDomainName("xy\u5000\u30fb", false))) Assert.fail();
// ZWJ preceded by virama
if (!(Idna.IsValidDomainName("xy\u094d\u200dz", false))) Assert.fail();
if (Idna.IsValidDomainName("xy\u200dz", false)) Assert.fail();
if (Idna.IsValidDomainName("\ua840\u0300\u0300\u200d\u0300\u0300\ua840", false)) Assert.fail();
// ZWNJ preceded by virama
if (!(Idna.IsValidDomainName("xy\u094d\u200cz", false))) Assert.fail();
if (Idna.IsValidDomainName("xy\u200cz", false)) Assert.fail();
// Dual-joining character (U + A840, Phags-pa KA) on both sides
if (!(Idna.IsValidDomainName("\ua840\u200c\ua840", false))) Assert.fail();
// Dual-joining character with intervening T-joining characters
if (!(Idna.IsValidDomainName("\ua840\u0300\u0300\u200c\ua840", false))) Assert.fail();
if (!(Idna.IsValidDomainName("\ua840\u0300\u0300\u200c\u0300\u0300\ua840", false)))
Assert.fail();
// Left-joining character (U + A872, the only such character
// in Unicode 6.3, with Bidi type L) on left side
if (!(Idna.IsValidDomainName("\ua872\u200c\ua840", false))) Assert.fail();
if (!(Idna.IsValidDomainName("\ua872\u0300\u0300\u200c\u0300\u0300\ua840", false)))
Assert.fail();
// Left-joining character on right side
if (Idna.IsValidDomainName("\ua840\u200c\ua872", false)) Assert.fail();
if (Idna.IsValidDomainName("\ua840\u0300\u0300\u200c\u0300\u0300\ua872", false)) Assert.fail();
// Nonjoining character on right side
if (Idna.IsValidDomainName("\ua840\u200cx", false)) Assert.fail();
if (Idna.IsValidDomainName("\ua840\u0300\u0300\u200c\u0300\u0300x", false)) Assert.fail();
// Nonjoining character on left side
if (Idna.IsValidDomainName("x\u200c\ua840", false)) Assert.fail();
if (Idna.IsValidDomainName("x\u0300\u0300\u200c\u0300\u0300\ua840", false)) Assert.fail();
// Keraia
if (!(Idna.IsValidDomainName("x\u0375\u03b1", false))) Assert.fail(); // Greek
if (Idna.IsValidDomainName("x\u0375a", false)) Assert.fail(); // Non-Greek
// Geresh and gershayim
if (!(Idna.IsValidDomainName("\u05d0\u05f3", false))) Assert.fail(); // Hebrew
// Arabic (non-Hebrew)
if (Idna.IsValidDomainName("\u0627\u05f3", false)) Assert.fail();
if (!(Idna.IsValidDomainName("\u05d0\u05f4", false))) Assert.fail(); // Hebrew
// Arabic (non-Hebrew)
if (Idna.IsValidDomainName("\u0627\u05f4", false)) Assert.fail();
// Bidi Rule: Hebrew and Latin in the same label
if (Idna.IsValidDomainName("a\u05d0", false)) Assert.fail(); // Hebrew
if (Idna.IsValidDomainName("\u05d0a", false)) Assert.fail(); // Hebrew
// Arabic-indic digits and extended Arabic-indic digits
if (Idna.IsValidDomainName("\u0627\u0660\u06f0\u0627", false)) Assert.fail();
// Right-joining character (U + 062F; since the only right-joining
// characters in
// Unicode have Bidi type R,
// a different dual-joining character is used, U + 062D, which also has
// the same Bidi type).
if (!(Idna.IsValidDomainName("\u062d\u200c\u062f", false))) Assert.fail();
if (!(Idna.IsValidDomainName("\u062d\u0300\u0300\u200c\u0300\u0300\u062f", false)))
Assert.fail();
// Right-joining character on left side
if (Idna.IsValidDomainName("\u062f\u200c\u062d", false)) Assert.fail();
if (Idna.IsValidDomainName("\u062f\u0300\u0300\u200c\u0300\u0300\u062d", false)) Assert.fail();
}
// Tests that all-ASCII strings remain unchanged by
// PunycodeEncode.
public static void TestPunycode() {
String tmp;
tmp = "ascii";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "-ascii-1-";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "-ascii-1";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "ascii-1-";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "1ascii-1";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "2ascii-1-";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "as.cii";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "as&cii";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "as`cii";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "\rascii";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "\nascii";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
tmp = "\u007fascii";
Assert.assertEquals(tmp, Idna.EncodeDomainName(tmp));
// Test other aspects of Punycode
{
String stringTemp = Idna.EncodeDomainName("e\u00e1");
Assert.assertEquals("xn--e-ufa", stringTemp);
}
}