public void TestFirst()
{
RuleBasedBreakIterator rbbi = new RuleBasedBreakIterator(".;");
// Tests when "if (fText == null)" is true
rbbi.SetText((CharacterIterator)null);
assertEquals("RuleBasedBreakIterator.First()", BreakIterator.Done, rbbi.First());
rbbi.SetText("abc");
assertEquals("RuleBasedBreakIterator.First()", 0, rbbi.First());
assertEquals("RuleBasedBreakIterator.Next()", 1, rbbi.Next());
}
public void TestBreakAllChars()
{
// Make a "word" from each code point, separated by spaces.
// For dictionary based breaking, runs the start-of-range
// logic with all possible dictionary characters.
StringBuilder sb = new StringBuilder();
for (int c = 0; c < 0x110000; ++c)
{
sb.AppendCodePoint(c);
sb.AppendCodePoint(c);
sb.AppendCodePoint(c);
sb.AppendCodePoint(c);
sb.Append(' ');
}
String s = sb.ToString();
for (int breakKind = BreakIterator.KIND_CHARACTER; breakKind <= BreakIterator.KIND_TITLE; ++breakKind)
{
RuleBasedBreakIterator bi =
(RuleBasedBreakIterator)BreakIterator.GetBreakInstance(ULocale.ENGLISH, breakKind);
bi.SetText(s);
int lastb = -1;
for (int b = bi.First(); b != BreakIterator.Done; b = bi.Next())
{
assertTrue("(lastb < b) : (" + lastb + " < " + b + ")", lastb < b);
}
}
}
public void TestBug12797()
{
String rules = "!!chain; !!forward; $v=b c; a b; $v; !!reverse; .*;";
RuleBasedBreakIterator bi = new RuleBasedBreakIterator(rules);
bi.SetText("abc");
bi.First();
assertEquals("Rule chaining test", 3, bi.Next());
}
public override void Run()
{
try
{
RuleBasedBreakIterator localBI = (RuleBasedBreakIterator)bi.Clone();
localBI.SetText(dataToBreak);
for (int loop = 0; loop < 100; loop++)
{
int nextExpectedBreak = 0;
for (int actualBreak = localBI.First(); actualBreak != BreakIterator.Done;
actualBreak = localBI.Next(), nextExpectedBreak += 4)
{
assertEquals("", nextExpectedBreak, actualBreak);
}
assertEquals("", dataToBreak.Length + 4, nextExpectedBreak);
}
}
catch (AssertionException e)
{
assertErr[0] = e;
}
}
public void TestLastPreviousPreceding()
{
int p, q;
String testString = "This is a word break. Isn't it? 2.25 dollars";
Logln("Testing last(),previous(), preceding() with custom rules");
Logln("testing word iteration for string \"" + testString + "\"");
RuleBasedBreakIterator wordIter1 = (RuleBasedBreakIterator)BreakIterator.GetWordInstance(new CultureInfo("en"));
wordIter1.SetText(testString);
p = wordIter1.Last();
if (p != testString.Length)
{
Errln("ERROR: last() returned" + p + "instead of" + testString.Length);
}
q = wordIter1.Previous();
doTest(testString, p, q, 37, "dollars");
p = q;
q = wordIter1.Previous();
doTest(testString, p, q, 36, " ");
q = wordIter1.Preceding(25);
doTest(testString, 25, q, 22, "Isn");
p = q;
q = wordIter1.Previous();
doTest(testString, p, q, 21, " ");
q = wordIter1.Preceding(20);
doTest(testString, 20, q, 15, "break");
p = wordIter1.Preceding(wordIter1.First());
if (p != BreakIterator.Done)
{
Errln("ERROR: preceding() at starting position returned #" + p + " instead of 0");
}
testString = "Hello! how are you? I'am fine. Thankyou. How are you doing? This costs $20,00,000.";
Logln("testing sentence iter - String:- \"" + testString + "\"");
RuleBasedBreakIterator sentIter1 = (RuleBasedBreakIterator)BreakIterator.GetSentenceInstance(CultureInfo.CurrentCulture);
sentIter1.SetText(testString);
p = sentIter1.Last();
if (p != testString.Length)
{
Errln("ERROR: last() returned" + p + "instead of " + testString.Length);
}
q = sentIter1.Previous();
doTest(testString, p, q, 60, "This costs $20,00,000.");
p = q;
q = sentIter1.Previous();
doTest(testString, p, q, 41, "How are you doing? ");
q = sentIter1.Preceding(40);
doTest(testString, 40, q, 31, "Thankyou.");
q = sentIter1.Preceding(25);
doTest(testString, 25, q, 20, "I'am ");
sentIter1.First();
p = sentIter1.Previous();
q = sentIter1.Preceding(sentIter1.First());
if (p != BreakIterator.Done || q != BreakIterator.Done)
{
Errln("ERROR: previous()/preceding() at starting position returned #"
+ p + " and " + q + " instead of 0\n");
}
testString = "Hello! how are you? I'am fine. Thankyou. How are you doing? This\n costs $20,00,000.";
Logln("testing line iter - String:- \"" + testString + "\"");
RuleBasedBreakIterator lineIter1 = (RuleBasedBreakIterator)BreakIterator.GetLineInstance(CultureInfo.CurrentCulture);
lineIter1.SetText(testString);
p = lineIter1.Last();
if (p != testString.Length)
{
Errln("ERROR: last() returned" + p + "instead of " + testString.Length);
}
q = lineIter1.Previous();
doTest(testString, p, q, 72, "$20,00,000.");
p = q;
q = lineIter1.Previous();
doTest(testString, p, q, 66, "costs ");
q = lineIter1.Preceding(40);
doTest(testString, 40, q, 31, "Thankyou.");
q = lineIter1.Preceding(25);
doTest(testString, 25, q, 20, "I'am ");
lineIter1.First();
p = lineIter1.Previous();
q = lineIter1.Preceding(sentIter1.First());
if (p != BreakIterator.Done || q != BreakIterator.Done)
{
Errln("ERROR: previous()/preceding() at starting position returned #"
+ p + " and " + q + " instead of 0\n");
}
}
public void TestFirstNextFollowing()
{
int p, q;
String testString = "This is a word break. Isn't it? 2.25";
Logln("Testing first() and next(), following() with custom rules");
Logln("testing word iterator - string :- \"" + testString + "\"\n");
RuleBasedBreakIterator wordIter1 = (RuleBasedBreakIterator)BreakIterator.GetWordInstance(CultureInfo.CurrentCulture);
wordIter1.SetText(testString);
p = wordIter1.First();
if (p != 0)
{
Errln("ERROR: first() returned" + p + "instead of 0");
}
q = wordIter1.Next(9);
doTest(testString, p, q, 20, "This is a word break");
p = q;
q = wordIter1.Next();
doTest(testString, p, q, 21, ".");
p = q;
q = wordIter1.Next(3);
doTest(testString, p, q, 28, " Isn't ");
p = q;
q = wordIter1.Next(2);
doTest(testString, p, q, 31, "it?");
q = wordIter1.Following(2);
doTest(testString, 2, q, 4, "is");
q = wordIter1.Following(22);
doTest(testString, 22, q, 27, "Isn't");
wordIter1.Last();
p = wordIter1.Next();
q = wordIter1.Following(wordIter1.Last());
if (p != BreakIterator.Done || q != BreakIterator.Done)
{
Errln("ERROR: next()/following() at last position returned #"
+ p + " and " + q + " instead of" + testString.Length + "\n");
}
RuleBasedBreakIterator charIter1 = (RuleBasedBreakIterator)BreakIterator.GetCharacterInstance(CultureInfo.CurrentCulture);
testString = "Write hindi here. ";
Logln("testing char iter - string:- \"" + testString + "\"");
charIter1.SetText(testString);
p = charIter1.First();
if (p != 0)
{
Errln("ERROR: first() returned" + p + "instead of 0");
}
q = charIter1.Next();
doTest(testString, p, q, 1, "W");
p = q;
q = charIter1.Next(4);
doTest(testString, p, q, 5, "rite");
p = q;
q = charIter1.Next(12);
doTest(testString, p, q, 17, " hindi here.");
p = q;
q = charIter1.Next(-6);
doTest(testString, p, q, 11, " here.");
p = q;
q = charIter1.Next(6);
doTest(testString, p, q, 17, " here.");
p = charIter1.Following(charIter1.Last());
q = charIter1.Next(charIter1.Last());
if (p != BreakIterator.Done || q != BreakIterator.Done)
{
Errln("ERROR: following()/next() at last position returned #"
+ p + " and " + q + " instead of" + testString.Length);
}
testString = "Hello! how are you? I'am fine. Thankyou. How are you doing? This costs $20,00,000.";
RuleBasedBreakIterator sentIter1 = (RuleBasedBreakIterator)BreakIterator.GetSentenceInstance(CultureInfo.CurrentCulture);
Logln("testing sentence iter - String:- \"" + testString + "\"");
sentIter1.SetText(testString);
p = sentIter1.First();
if (p != 0)
{
Errln("ERROR: first() returned" + p + "instead of 0");
}
q = sentIter1.Next();
doTest(testString, p, q, 7, "Hello! ");
p = q;
q = sentIter1.Next(2);
doTest(testString, p, q, 31, "how are you? I'am fine. ");
p = q;
q = sentIter1.Next(-2);
doTest(testString, p, q, 7, "how are you? I'am fine. ");
p = q;
q = sentIter1.Next(4);
doTest(testString, p, q, 60, "how are you? I'am fine. Thankyou. How are you doing? ");
p = q;
q = sentIter1.Next();
doTest(testString, p, q, 83, "This costs $20,00,000.");
q = sentIter1.Following(1);
doTest(testString, 1, q, 7, "ello! ");
q = sentIter1.Following(10);
doTest(testString, 10, q, 20, " are you? ");
q = sentIter1.Following(20);
doTest(testString, 20, q, 31, "I'am fine. ");
p = sentIter1.Following(sentIter1.Last());
q = sentIter1.Next(sentIter1.Last());
if (p != BreakIterator.Done || q != BreakIterator.Done)
{
Errln("ERROR: following()/next() at last position returned #"
+ p + " and " + q + " instead of" + testString.Length);
}
testString = "Hello! how\r\n (are)\r you? I'am fine- Thankyou. foo\u00a0bar How, are, you? This, costs $20,00,000.";
Logln("(UnicodeString)testing line iter - String:- \"" + testString + "\"");
RuleBasedBreakIterator lineIter1 = (RuleBasedBreakIterator)BreakIterator.GetLineInstance(CultureInfo.CurrentCulture);
lineIter1.SetText(testString);
p = lineIter1.First();
if (p != 0)
{
Errln("ERROR: first() returned" + p + "instead of 0");
}
q = lineIter1.Next();
doTest(testString, p, q, 7, "Hello! ");
p = q;
p = q;
q = lineIter1.Next(4);
doTest(testString, p, q, 20, "how\r\n (are)\r ");
p = q;
q = lineIter1.Next(-4);
doTest(testString, p, q, 7, "how\r\n (are)\r ");
p = q;
q = lineIter1.Next(6);
doTest(testString, p, q, 30, "how\r\n (are)\r you? I'am ");
p = q;
q = lineIter1.Next();
doTest(testString, p, q, 36, "fine- ");
p = q;
q = lineIter1.Next(2);
doTest(testString, p, q, 54, "Thankyou. foo\u00a0bar ");
q = lineIter1.Following(60);
doTest(testString, 60, q, 64, "re, ");
q = lineIter1.Following(1);
doTest(testString, 1, q, 7, "ello! ");
q = lineIter1.Following(10);
doTest(testString, 10, q, 12, "\r\n");
q = lineIter1.Following(20);
doTest(testString, 20, q, 25, "you? ");
p = lineIter1.Following(lineIter1.Last());
q = lineIter1.Next(lineIter1.Last());
if (p != BreakIterator.Done || q != BreakIterator.Done)
{
Errln("ERROR: following()/next() at last position returned #"
+ p + " and " + q + " instead of" + testString.Length);
}
}