/*
* Tests the method public int preceding(int offset)
*/
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.");
}
}
private void _testPreceding(RuleBasedBreakIterator rbbi, String text, int[] boundaries) {
logln("testPreceding():");
int p = 0;
for (int i = 0; i <= text.length(); i++) {
int b = rbbi.preceding(i);
logln("rbbi.preceding(" + i + ") -> " + b);
if (b != boundaries[p])
errln(
"Wrong result from preceding() for "
+ i
+ ": expected "
+ boundaries[p]
+ ", got "
+ b);
if (i == boundaries[p + 1]) ++p;
}
}