public void TestPreceding()
{
RuleBasedBreakIterator rbbi = new RuleBasedBreakIterator(".;");
// Tests when "if (fText == null || offset > fText.getEndIndex())" is true
rbbi.SetText((CharacterIterator)null);
if (rbbi.Preceding(-1) != BreakIterator.Done)
{
Errln("RuleBasedBreakIterator.Preceding(-1) was suppose to return "
+ "0 when the object has a fText of null.");
}
// Tests when "else if (offset < fText.getBeginIndex())" is true
rbbi.SetText("dummy");
if (rbbi.Preceding(-1) != 0)
{
Errln("RuleBasedBreakIterator.Preceding(-1) was suppose to return "
+ "0 when the object has a fText of dummy.");
}
}
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");
}
}