public virtual void testConsumeSentenceInstance()
{
// we use the default locale, as its randomized by LuceneTestCase
BreakIterator bi = BreakIterator.getSentenceInstance(Locale.Default);
CharArrayIterator ci = CharArrayIterator.newSentenceInstance();
for (int i = 0; i < 10000; i++)
{
char[] text = TestUtil.randomUnicodeString(random()).toCharArray();
ci.setText(text, 0, text.Length);
consume(bi, ci);
}
}
/* run this to test if your JRE is buggy
public void testSentenceInstanceJREBUG() {
// we use the default locale, as its randomized by LuceneTestCase
BreakIterator bi = BreakIterator.getSentenceInstance(Locale.getDefault());
Segment ci = new Segment();
for (int i = 0; i < 10000; i++) {
char text[] = TestUtil.randomUnicodeString(random).toCharArray();
ci.array = text;
ci.offset = 0;
ci.count = text.length;
consume(bi, ci);
}
}
*/
private void doTests(CharArrayIterator ci)
{
// basics
ci.setText("testing".ToCharArray(), 0, "testing".Length);
assertEquals(0, ci.BeginIndex);
assertEquals(7, ci.EndIndex);
assertEquals(0, ci.Index);
assertEquals('t', ci.current());
assertEquals('e', ci.next());
assertEquals('g', ci.last());
assertEquals('n', ci.previous());
assertEquals('t', ci.first());
assertEquals(CharacterIterator.DONE, ci.previous());
// first()
ci.setText("testing".ToCharArray(), 0, "testing".Length);
ci.next();
// Sets the position to getBeginIndex() and returns the character at that position.
assertEquals('t', ci.first());
assertEquals(ci.BeginIndex, ci.Index);
// or DONE if the text is empty
ci.setText(new char[] {}, 0, 0);
assertEquals(CharacterIterator.DONE, ci.first());
// last()
ci.setText("testing".ToCharArray(), 0, "testing".Length);
// Sets the position to getEndIndex()-1 (getEndIndex() if the text is empty)
// and returns the character at that position.
assertEquals('g', ci.last());
assertEquals(ci.Index, ci.EndIndex - 1);
// or DONE if the text is empty
ci.setText(new char[] {}, 0, 0);
assertEquals(CharacterIterator.DONE, ci.last());
assertEquals(ci.EndIndex, ci.Index);
// current()
// Gets the character at the current position (as returned by getIndex()).
ci.setText("testing".ToCharArray(), 0, "testing".Length);
assertEquals('t', ci.current());
ci.last();
ci.next();
// or DONE if the current position is off the end of the text.
assertEquals(CharacterIterator.DONE, ci.current());
// next()
ci.setText("te".ToCharArray(), 0, 2);
// Increments the iterator's index by one and returns the character at the new index.
assertEquals('e', ci.next());
assertEquals(1, ci.Index);
// or DONE if the new position is off the end of the text range.
assertEquals(CharacterIterator.DONE, ci.next());
assertEquals(ci.EndIndex, ci.Index);
// setIndex()
ci.setText("test".ToCharArray(), 0, "test".Length);
try
{
ci.Index = 5;
fail();
}
catch (Exception e)
{
assertTrue(e is System.ArgumentException);
}
// clone()
char[] text = "testing".ToCharArray();
ci.setText(text, 0, text.Length);
ci.next();
CharArrayIterator ci2 = ci.clone();
assertEquals(ci.Index, ci2.Index);
assertEquals(ci.next(), ci2.next());
assertEquals(ci.last(), ci2.last());
}
/* run this to test if your JRE is buggy
* public void testSentenceInstanceJREBUG() {
* // we use the default locale, as its randomized by LuceneTestCase
* BreakIterator bi = BreakIterator.getSentenceInstance(Locale.getDefault());
* Segment ci = new Segment();
* for (int i = 0; i < 10000; i++) {
* char text[] = TestUtil.randomUnicodeString(random).toCharArray();
* ci.array = text;
* ci.offset = 0;
* ci.count = text.length;
* consume(bi, ci);
* }
* }
*/
private void doTests(CharArrayIterator ci)
{
// basics
ci.setText("testing".ToCharArray(), 0, "testing".Length);
assertEquals(0, ci.BeginIndex);
assertEquals(7, ci.EndIndex);
assertEquals(0, ci.Index);
assertEquals('t', ci.current());
assertEquals('e', ci.next());
assertEquals('g', ci.last());
assertEquals('n', ci.previous());
assertEquals('t', ci.first());
assertEquals(CharacterIterator.DONE, ci.previous());
// first()
ci.setText("testing".ToCharArray(), 0, "testing".Length);
ci.next();
// Sets the position to getBeginIndex() and returns the character at that position.
assertEquals('t', ci.first());
assertEquals(ci.BeginIndex, ci.Index);
// or DONE if the text is empty
ci.setText(new char[] {}, 0, 0);
assertEquals(CharacterIterator.DONE, ci.first());
// last()
ci.setText("testing".ToCharArray(), 0, "testing".Length);
// Sets the position to getEndIndex()-1 (getEndIndex() if the text is empty)
// and returns the character at that position.
assertEquals('g', ci.last());
assertEquals(ci.Index, ci.EndIndex - 1);
// or DONE if the text is empty
ci.setText(new char[] {}, 0, 0);
assertEquals(CharacterIterator.DONE, ci.last());
assertEquals(ci.EndIndex, ci.Index);
// current()
// Gets the character at the current position (as returned by getIndex()).
ci.setText("testing".ToCharArray(), 0, "testing".Length);
assertEquals('t', ci.current());
ci.last();
ci.next();
// or DONE if the current position is off the end of the text.
assertEquals(CharacterIterator.DONE, ci.current());
// next()
ci.setText("te".ToCharArray(), 0, 2);
// Increments the iterator's index by one and returns the character at the new index.
assertEquals('e', ci.next());
assertEquals(1, ci.Index);
// or DONE if the new position is off the end of the text range.
assertEquals(CharacterIterator.DONE, ci.next());
assertEquals(ci.EndIndex, ci.Index);
// setIndex()
ci.setText("test".ToCharArray(), 0, "test".Length);
try
{
ci.Index = 5;
fail();
}
catch (Exception e)
{
assertTrue(e is System.ArgumentException);
}
// clone()
char[] text = "testing".ToCharArray();
ci.setText(text, 0, text.Length);
ci.next();
CharArrayIterator ci2 = ci.clone();
assertEquals(ci.Index, ci2.Index);
assertEquals(ci.next(), ci2.next());
assertEquals(ci.last(), ci2.last());
}